2.3.0 - Unified logging and app intents

android/app/build.gradle.kts

@@ -16,8 +16,8 @@ android {
         applicationId = "com.atridad.ascently"
         minSdk = 31
         targetSdk = 36
-        versionCode = 42
-        versionName = "2.1.0"
+        versionCode = 4
+        versionName = "2.3.0"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -38,7 +38,10 @@ android {
 
     java { toolchain { languageVersion.set(JavaLanguageVersion.of(17)) } }
 
-    buildFeatures { compose = true }
+    buildFeatures {
+        compose = true
+        buildConfig = true
+    }
 }
 
 kotlin { compilerOptions { jvmTarget.set(JvmTarget.JVM_17) } }

android/app/src/main/java/com/atridad/ascently/data/health/HealthConnectStub.kt

@@ -3,7 +3,7 @@ package com.atridad.ascently.data.health
 import android.annotation.SuppressLint
 import android.content.Context
 import android.content.SharedPreferences
-import android.util.Log
+import com.atridad.ascently.utils.AppLogger
 import androidx.activity.result.contract.ActivityResultContract
 import androidx.health.connect.client.HealthConnectClient
 import androidx.health.connect.client.PermissionController
@@ -31,7 +31,7 @@ import kotlinx.coroutines.flow.flow
 class HealthConnectManager(private val context: Context) {
 
     private val preferences: SharedPreferences =
-            context.getSharedPreferences("health_connect_prefs", Context.MODE_PRIVATE)
+        context.getSharedPreferences("health_connect_prefs", Context.MODE_PRIVATE)
 
     private val _isEnabled = MutableStateFlow(preferences.getBoolean("enabled", false))
     private val _hasPermissions = MutableStateFlow(preferences.getBoolean("permissions", false))
@@ -46,21 +46,21 @@ class HealthConnectManager(private val context: Context) {
         private const val TAG = "HealthConnectManager"
 
         val REQUIRED_PERMISSIONS =
-                setOf(
-                        HealthPermission.getReadPermission(ExerciseSessionRecord::class),
-                        HealthPermission.getWritePermission(ExerciseSessionRecord::class),
-                        HealthPermission.getReadPermission(HeartRateRecord::class),
-                        HealthPermission.getWritePermission(HeartRateRecord::class),
-                        HealthPermission.getReadPermission(TotalCaloriesBurnedRecord::class),
-                        HealthPermission.getWritePermission(TotalCaloriesBurnedRecord::class)
-                )
+            setOf(
+                HealthPermission.getReadPermission(ExerciseSessionRecord::class),
+                HealthPermission.getWritePermission(ExerciseSessionRecord::class),
+                HealthPermission.getReadPermission(HeartRateRecord::class),
+                HealthPermission.getWritePermission(HeartRateRecord::class),
+                HealthPermission.getReadPermission(TotalCaloriesBurnedRecord::class),
+                HealthPermission.getWritePermission(TotalCaloriesBurnedRecord::class)
+            )
     }
 
     private val healthConnectClient by lazy {
         try {
             HealthConnectClient.getOrCreate(context)
         } catch (e: Exception) {
-            Log.e(TAG, "Failed to create Health Connect client", e)
+            AppLogger.e(TAG, e) { "Failed to create Health Connect client" }
             _isCompatible.value = false
             null
         }
@@ -75,7 +75,7 @@ class HealthConnectManager(private val context: Context) {
             val status = HealthConnectClient.getSdkStatus(context)
             emit(status == HealthConnectClient.SDK_AVAILABLE)
         } catch (e: Exception) {
-            Log.e(TAG, "Error checking Health Connect availability", e)
+            AppLogger.e(TAG, e) { "Error checking Health Connect availability" }
             _isCompatible.value = false
             emit(false)
         }
@@ -90,10 +90,10 @@ class HealthConnectManager(private val context: Context) {
             try {
                 val alreadyHasPermissions = hasAllPermissions()
                 if (!alreadyHasPermissions) {
-                    Log.d(TAG, "Health Connect enabled - permissions will be requested by UI")
+                    AppLogger.d(TAG) { "Health Connect enabled - permissions will be requested by UI" }
                 }
             } catch (e: Exception) {
-                Log.w(TAG, "Error checking permissions when enabling Health Connect", e)
+                AppLogger.w(TAG, e) { "Error checking permissions when enabling Health Connect" }
             }
         } else if (!enabled) {
             setPermissionsGranted(false)
@@ -111,15 +111,15 @@ class HealthConnectManager(private val context: Context) {
                 return false
             }
             val grantedPermissions =
-                    healthConnectClient!!.permissionController.getGrantedPermissions()
+                healthConnectClient!!.permissionController.getGrantedPermissions()
             val hasAll =
-                    REQUIRED_PERMISSIONS.all { permission ->
-                        grantedPermissions.contains(permission)
-                    }
+                REQUIRED_PERMISSIONS.all { permission ->
+                    grantedPermissions.contains(permission)
+                }
             setPermissionsGranted(hasAll)
             hasAll
         } catch (e: Exception) {
-            Log.e(TAG, "Error checking permissions", e)
+            AppLogger.e(TAG, e) { "Error checking permissions" }
             setPermissionsGranted(false)
             false
         }
@@ -128,14 +128,14 @@ class HealthConnectManager(private val context: Context) {
     suspend fun isReady(): Boolean {
         return try {
             if (!_isEnabled.value || !_isCompatible.value || healthConnectClient == null)
-                    return false
+                return false
 
             val isAvailable =
-                    HealthConnectClient.getSdkStatus(context) == HealthConnectClient.SDK_AVAILABLE
+                HealthConnectClient.getSdkStatus(context) == HealthConnectClient.SDK_AVAILABLE
             val hasPerms = if (isAvailable) hasAllPermissions() else false
             isAvailable && hasPerms
         } catch (e: Exception) {
-            Log.e(TAG, "Error checking Health Connect readiness", e)
+            AppLogger.e(TAG, e) { "Error checking Health Connect readiness" }
             false
         }
     }
@@ -148,27 +148,27 @@ class HealthConnectManager(private val context: Context) {
         return try {
             REQUIRED_PERMISSIONS.map { it }.toSet()
         } catch (e: Exception) {
-            Log.e(TAG, "Error getting required permissions", e)
+            AppLogger.e(TAG, e) { "Error getting required permissions" }
             emptySet()
         }
     }
 
     @SuppressLint("RestrictedApi")
     suspend fun syncCompletedSession(
-            session: ClimbSession,
-            gymName: String,
-            attemptCount: Int = 0
+        session: ClimbSession,
+        gymName: String,
+        attemptCount: Int = 0
     ): Result<Unit> {
         return try {
             if (!isReady() || !_autoSync.value) {
                 return Result.failure(
-                        IllegalStateException("Health Connect not ready or auto-sync disabled")
+                    IllegalStateException("Health Connect not ready or auto-sync disabled")
                 )
             }
 
             if (session.status != SessionStatus.COMPLETED) {
                 return Result.failure(
-                        IllegalArgumentException("Only completed sessions can be synced")
+                    IllegalArgumentException("Only completed sessions can be synced")
                 )
             }
 
@@ -177,29 +177,29 @@ class HealthConnectManager(private val context: Context) {
 
             if (startTime == null || endTime == null) {
                 return Result.failure(
-                        IllegalArgumentException("Session must have valid start and end times")
+                    IllegalArgumentException("Session must have valid start and end times")
                 )
             }
 
-            Log.d(TAG, "Attempting to sync session '${session.id}' to Health Connect...")
+            AppLogger.d(TAG) { "Attempting to sync session '${session.id}' to Health Connect..." }
 
             val records = mutableListOf<androidx.health.connect.client.records.Record>()
 
             try {
                 val exerciseSession =
-                        ExerciseSessionRecord(
-                                startTime = startTime,
-                                startZoneOffset =
-                                        ZoneOffset.systemDefault().rules.getOffset(startTime),
-                                endTime = endTime,
-                                endZoneOffset = ZoneOffset.systemDefault().rules.getOffset(endTime),
-                                exerciseType =
-                                        ExerciseSessionRecord.EXERCISE_TYPE_STRENGTH_TRAINING,
-                                title = "Rock Climbing at $gymName"
-                        )
+                    ExerciseSessionRecord(
+                        startTime = startTime,
+                        startZoneOffset =
+                            ZoneOffset.systemDefault().rules.getOffset(startTime),
+                        endTime = endTime,
+                        endZoneOffset = ZoneOffset.systemDefault().rules.getOffset(endTime),
+                        exerciseType =
+                            ExerciseSessionRecord.EXERCISE_TYPE_STRENGTH_TRAINING,
+                        title = "Rock Climbing at $gymName"
+                    )
                 records.add(exerciseSession)
             } catch (e: Exception) {
-                Log.w(TAG, "Failed to create exercise session record", e)
+                AppLogger.w(TAG, e) { "Failed to create exercise session record" }
             }
 
             try {
@@ -208,75 +208,74 @@ class HealthConnectManager(private val context: Context) {
 
                 if (estimatedCalories > 0) {
                     val caloriesRecord =
-                            TotalCaloriesBurnedRecord(
-                                    startTime = startTime,
-                                    startZoneOffset =
-                                            ZoneOffset.systemDefault().rules.getOffset(startTime),
-                                    endTime = endTime,
-                                    endZoneOffset =
-                                            ZoneOffset.systemDefault().rules.getOffset(endTime),
-                                    energy = Energy.calories(estimatedCalories)
-                            )
+                        TotalCaloriesBurnedRecord(
+                            startTime = startTime,
+                            startZoneOffset =
+                                ZoneOffset.systemDefault().rules.getOffset(startTime),
+                            endTime = endTime,
+                            endZoneOffset =
+                                ZoneOffset.systemDefault().rules.getOffset(endTime),
+                            energy = Energy.calories(estimatedCalories)
+                        )
                     records.add(caloriesRecord)
                 }
             } catch (e: Exception) {
-                Log.w(TAG, "Failed to create calories record", e)
+                AppLogger.w(TAG, e) { "Failed to create calories record" }
             }
 
             try {
                 val heartRateRecord = createHeartRateRecord(startTime, endTime, attemptCount)
                 heartRateRecord?.let { records.add(it) }
             } catch (e: Exception) {
-                Log.w(TAG, "Failed to create heart rate record", e)
+                AppLogger.w(TAG, e) { "Failed to create heart rate record" }
             }
 
             if (records.isNotEmpty() && healthConnectClient != null) {
-                Log.d(TAG, "Writing ${records.size} records to Health Connect...")
+                AppLogger.d(TAG) { "Writing ${records.size} records to Health Connect..." }
                 healthConnectClient!!.insertRecords(records)
-                Log.i(
-                        TAG,
-                        "Successfully synced ${records.size} records for session '${session.id}' to Health Connect"
-                )
+                AppLogger.i(TAG) {
+                    "Successfully synced ${records.size} records for session '${session.id}' to Health Connect"
+                }
 
                 preferences
-                        .edit()
-                        .putString("last_sync_success", DateFormatUtils.nowISO8601())
-                        .apply()
+                    .edit()
+                    .putString("last_sync_success", DateFormatUtils.nowISO8601())
+                    .apply()
             } else {
                 val reason =
-                        when {
-                            records.isEmpty() -> "No records created"
-                            healthConnectClient == null -> "Health Connect client unavailable"
-                            else -> "Unknown reason"
-                        }
-                Log.w(TAG, "Sync failed for session '${session.id}': $reason")
+                    when {
+                        records.isEmpty() -> "No records created"
+                        healthConnectClient == null -> "Health Connect client unavailable"
+                        else -> "Unknown reason"
+                    }
+                AppLogger.w(TAG) { "Sync failed for session '${session.id}': $reason" }
                 return Result.failure(Exception("Sync failed: $reason"))
             }
 
             Result.success(Unit)
         } catch (e: Exception) {
-            Log.e(TAG, "Error syncing climbing session to Health Connect", e)
+            AppLogger.e(TAG, e) { "Error syncing climbing session to Health Connect" }
             Result.failure(e)
         }
     }
 
     suspend fun autoSyncCompletedSession(
-            session: ClimbSession,
-            gymName: String,
-            attemptCount: Int = 0
+        session: ClimbSession,
+        gymName: String,
+        attemptCount: Int = 0
     ): Result<Unit> {
         return if (_autoSync.value && isReady() && session.status == SessionStatus.COMPLETED) {
-            Log.d(TAG, "Auto-syncing completed session '${session.id}' to Health Connect...")
+            AppLogger.d(TAG) { "Auto-syncing completed session '${session.id}' to Health Connect..." }
             syncCompletedSession(session, gymName, attemptCount)
         } else {
             val reason =
-                    when {
-                        session.status != SessionStatus.COMPLETED -> "session not completed"
-                        !_autoSync.value -> "auto-sync disabled"
-                        !isReady() -> "Health Connect not ready"
-                        else -> "unknown reason"
-                    }
-            Log.d(TAG, "Auto-sync skipped for session '${session.id}': $reason")
+                when {
+                    session.status != SessionStatus.COMPLETED -> "session not completed"
+                    !_autoSync.value -> "auto-sync disabled"
+                    !isReady() -> "Health Connect not ready"
+                    else -> "unknown reason"
+                }
+            AppLogger.d(TAG) { "Auto-sync skipped for session '${session.id}': $reason" }
             Result.success(Unit)
         }
     }
@@ -284,30 +283,30 @@ class HealthConnectManager(private val context: Context) {
     private fun estimateCaloriesForClimbing(durationMinutes: Long, attemptCount: Int): Double {
         val baseCaloriesPerMinute = 8.0
         val intensityMultiplier =
-                when {
-                    attemptCount >= 20 -> 1.3
-                    attemptCount >= 10 -> 1.1
-                    else -> 0.9
-                }
+            when {
+                attemptCount >= 20 -> 1.3
+                attemptCount >= 10 -> 1.1
+                else -> 0.9
+            }
         return durationMinutes * baseCaloriesPerMinute * intensityMultiplier
     }
 
     @SuppressLint("RestrictedApi")
     private fun createHeartRateRecord(
-            startTime: Instant,
-            endTime: Instant,
-            attemptCount: Int
+        startTime: Instant,
+        endTime: Instant,
+        attemptCount: Int
     ): HeartRateRecord? {
         return try {
             val samples = mutableListOf<HeartRateRecord.Sample>()
             val intervalMinutes = 5L
 
             val baseHeartRate =
-                    when {
-                        attemptCount >= 20 -> 155L
-                        attemptCount >= 10 -> 145L
-                        else -> 135L
-                    }
+                when {
+                    attemptCount >= 20 -> 155L
+                    attemptCount >= 10 -> 145L
+                    else -> 135L
+                }
 
             var currentTime = startTime
             while (currentTime.isBefore(endTime)) {
@@ -321,14 +320,14 @@ class HealthConnectManager(private val context: Context) {
             if (samples.isEmpty()) return null
 
             HeartRateRecord(
-                    startTime = startTime,
-                    startZoneOffset = ZoneOffset.systemDefault().rules.getOffset(startTime),
-                    endTime = endTime,
-                    endZoneOffset = ZoneOffset.systemDefault().rules.getOffset(endTime),
-                    samples = samples
+                startTime = startTime,
+                startZoneOffset = ZoneOffset.systemDefault().rules.getOffset(startTime),
+                endTime = endTime,
+                endZoneOffset = ZoneOffset.systemDefault().rules.getOffset(endTime),
+                samples = samples
             )
         } catch (e: Exception) {
-            Log.e(TAG, "Error creating heart rate record", e)
+            AppLogger.e(TAG, e) { "Error creating heart rate record" }
             null
         }
     }

android/app/src/main/java/com/atridad/ascently/data/repository/ClimbRepository.kt

@@ -13,6 +13,7 @@ import com.atridad.ascently.data.format.DeletedItem
 import com.atridad.ascently.data.model.*
 import com.atridad.ascently.data.state.DataStateManager
 import com.atridad.ascently.utils.DateFormatUtils
+import com.atridad.ascently.utils.AppLogger
 import com.atridad.ascently.utils.ZipExportImportUtils
 import java.io.File
 import kotlinx.coroutines.flow.Flow
@@ -26,7 +27,7 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
     private val attemptDao = database.attemptDao()
     private val dataStateManager = DataStateManager(context)
     private val deletionPreferences: SharedPreferences =
-            context.getSharedPreferences("deleted_items", Context.MODE_PRIVATE)
+        context.getSharedPreferences("deleted_items", Context.MODE_PRIVATE)
 
     private var autoSyncCallback: (() -> Unit)? = null
 
@@ -43,11 +44,13 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
         dataStateManager.updateDataState()
         triggerAutoSync()
     }
+
     suspend fun updateGym(gym: Gym) {
         gymDao.updateGym(gym)
         dataStateManager.updateDataState()
         triggerAutoSync()
     }
+
     suspend fun deleteGym(gym: Gym) {
         gymDao.deleteGym(gym)
         trackDeletion(gym.id, "gym")
@@ -63,10 +66,12 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
         problemDao.insertProblem(problem)
         dataStateManager.updateDataState()
     }
+
     suspend fun updateProblem(problem: Problem) {
         problemDao.updateProblem(problem)
         dataStateManager.updateDataState()
     }
+
     suspend fun deleteProblem(problem: Problem) {
         problemDao.deleteProblem(problem)
         trackDeletion(problem.id, "problem")
@@ -77,7 +82,8 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
     fun getAllSessions(): Flow<List<ClimbSession>> = sessionDao.getAllSessions()
     suspend fun getSessionById(id: String): ClimbSession? = sessionDao.getSessionById(id)
     fun getSessionsByGym(gymId: String): Flow<List<ClimbSession>> =
-            sessionDao.getSessionsByGym(gymId)
+        sessionDao.getSessionsByGym(gymId)
+
     suspend fun getActiveSession(): ClimbSession? = sessionDao.getActiveSession()
     fun getActiveSessionFlow(): Flow<ClimbSession?> = sessionDao.getActiveSessionFlow()
     suspend fun insertSession(session: ClimbSession) {
@@ -88,6 +94,7 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             triggerAutoSync()
         }
     }
+
     suspend fun updateSession(session: ClimbSession) {
         sessionDao.updateSession(session)
         dataStateManager.updateDataState()
@@ -96,12 +103,14 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             triggerAutoSync()
         }
     }
+
     suspend fun deleteSession(session: ClimbSession) {
         sessionDao.deleteSession(session)
         trackDeletion(session.id, "session")
         dataStateManager.updateDataState()
         triggerAutoSync()
     }
+
     suspend fun getLastUsedGym(): Gym? {
         val recentSessions = sessionDao.getRecentSessions(1).first()
         return if (recentSessions.isNotEmpty()) {
@@ -114,17 +123,21 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
     // Attempt operations
     fun getAllAttempts(): Flow<List<Attempt>> = attemptDao.getAllAttempts()
     fun getAttemptsBySession(sessionId: String): Flow<List<Attempt>> =
-            attemptDao.getAttemptsBySession(sessionId)
+        attemptDao.getAttemptsBySession(sessionId)
+
     fun getAttemptsByProblem(problemId: String): Flow<List<Attempt>> =
-            attemptDao.getAttemptsByProblem(problemId)
+        attemptDao.getAttemptsByProblem(problemId)
+
     suspend fun insertAttempt(attempt: Attempt) {
         attemptDao.insertAttempt(attempt)
         dataStateManager.updateDataState()
     }
+
     suspend fun updateAttempt(attempt: Attempt) {
         attemptDao.updateAttempt(attempt)
         dataStateManager.updateDataState()
     }
+
     suspend fun deleteAttempt(attempt: Attempt) {
         attemptDao.deleteAttempt(attempt)
         trackDeletion(attempt.id, "attempt")
@@ -141,38 +154,38 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             validateDataIntegrity(allGyms, allProblems, allSessions, allAttempts)
 
             val backupData =
-                    ClimbDataBackup(
-                            exportedAt = DateFormatUtils.nowISO8601(),
-                            version = "2.0",
-                            formatVersion = "2.0",
-                            gyms = allGyms.map { BackupGym.fromGym(it) },
-                            problems = allProblems.map { BackupProblem.fromProblem(it) },
-                            sessions = allSessions.map { BackupClimbSession.fromClimbSession(it) },
-                            attempts = allAttempts.map { BackupAttempt.fromAttempt(it) }
-                    )
+                ClimbDataBackup(
+                    exportedAt = DateFormatUtils.nowISO8601(),
+                    version = "2.0",
+                    formatVersion = "2.0",
+                    gyms = allGyms.map { BackupGym.fromGym(it) },
+                    problems = allProblems.map { BackupProblem.fromProblem(it) },
+                    sessions = allSessions.map { BackupClimbSession.fromClimbSession(it) },
+                    attempts = allAttempts.map { BackupAttempt.fromAttempt(it) }
+                )
 
             val referencedImagePaths = allProblems.flatMap { it.imagePaths }.toSet()
             val validImagePaths =
-                    referencedImagePaths
-                            .filter { imagePath ->
-                                try {
-                                    val imageFile =
-                                            com.atridad.ascently.utils.ImageUtils.getImageFile(
-                                                    context,
-                                                    imagePath
-                                            )
-                                    imageFile.exists() && imageFile.length() > 0
-                                } catch (_: Exception) {
-                                    false
-                                }
-                            }
-                            .toSet()
+                referencedImagePaths
+                    .filter { imagePath ->
+                        try {
+                            val imageFile =
+                                com.atridad.ascently.utils.ImageUtils.getImageFile(
+                                    context,
+                                    imagePath
+                                )
+                            imageFile.exists() && imageFile.length() > 0
+                        } catch (_: Exception) {
+                            false
+                        }
+                    }
+                    .toSet()
 
             ZipExportImportUtils.createExportZipToUri(
-                    context = context,
-                    uri = uri,
-                    exportData = backupData,
-                    referencedImagePaths = validImagePaths
+                context = context,
+                uri = uri,
+                exportData = backupData,
+                referencedImagePaths = validImagePaths
             )
         } catch (e: Exception) {
             throw Exception("Export failed: ${e.message}")
@@ -192,11 +205,11 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             }
 
             val importData =
-                    try {
-                        json.decodeFromString<ClimbDataBackup>(importResult.jsonContent)
-                    } catch (e: Exception) {
-                        throw Exception("Invalid data format: ${e.message}")
-                    }
+                try {
+                    json.decodeFromString<ClimbDataBackup>(importResult.jsonContent)
+                } catch (e: Exception) {
+                    throw Exception("Invalid data format: ${e.message}")
+                }
 
             validateImportData(importData)
 
@@ -214,17 +227,17 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             }
 
             val updatedBackupProblems =
-                    ZipExportImportUtils.updateProblemImagePaths(
-                            importData.problems,
-                            importResult.importedImagePaths
-                    )
+                ZipExportImportUtils.updateProblemImagePaths(
+                    importData.problems,
+                    importResult.importedImagePaths
+                )
 
             updatedBackupProblems.forEach { backupProblem ->
                 try {
                     problemDao.insertProblem(backupProblem.toProblem())
                 } catch (e: Exception) {
                     throw Exception(
-                            "Failed to import problem '${backupProblem.name}': ${e.message}"
+                        "Failed to import problem '${backupProblem.name}': ${e.message}"
                     )
                 }
             }
@@ -262,7 +275,7 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
     fun trackDeletion(itemId: String, itemType: String) {
         val currentDeletions = getDeletedItems().toMutableList()
         val newDeletion =
-                DeletedItem(id = itemId, type = itemType, deletedAt = DateFormatUtils.nowISO8601())
+            DeletedItem(id = itemId, type = itemType, deletedAt = DateFormatUtils.nowISO8601())
         currentDeletions.add(newDeletion)
 
         val json = json.encodeToString(newDeletion)
@@ -292,23 +305,23 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
     }
 
     private fun validateDataIntegrity(
-            gyms: List<Gym>,
-            problems: List<Problem>,
-            sessions: List<ClimbSession>,
-            attempts: List<Attempt>
+        gyms: List<Gym>,
+        problems: List<Problem>,
+        sessions: List<ClimbSession>,
+        attempts: List<Attempt>
     ) {
         val gymIds = gyms.map { it.id }.toSet()
         val invalidProblems = problems.filter { it.gymId !in gymIds }
         if (invalidProblems.isNotEmpty()) {
             throw Exception(
-                    "Data integrity error: ${invalidProblems.size} problems reference non-existent gyms"
+                "Data integrity error: ${invalidProblems.size} problems reference non-existent gyms"
             )
         }
 
         val invalidSessions = sessions.filter { it.gymId !in gymIds }
         if (invalidSessions.isNotEmpty()) {
             throw Exception(
-                    "Data integrity error: ${invalidSessions.size} sessions reference non-existent gyms"
+                "Data integrity error: ${invalidSessions.size} sessions reference non-existent gyms"
             )
         }
 
@@ -316,10 +329,10 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
         val sessionIds = sessions.map { it.id }.toSet()
 
         val invalidAttempts =
-                attempts.filter { it.problemId !in problemIds || it.sessionId !in sessionIds }
+            attempts.filter { it.problemId !in problemIds || it.sessionId !in sessionIds }
         if (invalidAttempts.isNotEmpty()) {
             throw Exception(
-                    "Data integrity error: ${invalidAttempts.size} attempts reference non-existent problems or sessions"
+                "Data integrity error: ${invalidAttempts.size} attempts reference non-existent problems or sessions"
             )
         }
     }
@@ -334,9 +347,9 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
         }
 
         if (importData.gyms.size > 1000 ||
-                        importData.problems.size > 10000 ||
-                        importData.sessions.size > 10000 ||
-                        importData.attempts.size > 100000
+            importData.problems.size > 10000 ||
+            importData.sessions.size > 10000 ||
+            importData.attempts.size > 100000
         ) {
             throw Exception("Import data is too large: possible corruption or malicious file")
         }
@@ -386,10 +399,10 @@ class ClimbRepository(database: AscentlyDatabase, private val context: Context)
             if (imagesDir.exists() && imagesDir.isDirectory) {
                 val deletedCount = imagesDir.listFiles()?.size ?: 0
                 imagesDir.deleteRecursively()
-                android.util.Log.i("ClimbRepository", "Cleared $deletedCount image files")
+                AppLogger.i("ClimbRepository") { "Cleared $deletedCount image files" }
             }
         } catch (e: Exception) {
-            android.util.Log.w("ClimbRepository", "Failed to clear some images: ${e.message}")
+            AppLogger.w("ClimbRepository", e) { "Failed to clear some images: ${e.message}" }
         }
     }
 }

android/app/src/main/java/com/atridad/ascently/data/state/DataStateManager.kt

@@ -2,8 +2,8 @@ package com.atridad.ascently.data.state
 
 import android.content.Context
 import android.content.SharedPreferences
-import android.util.Log
 import androidx.core.content.edit
+import com.atridad.ascently.utils.AppLogger
 import com.atridad.ascently.utils.DateFormatUtils
 
 /**
@@ -20,13 +20,13 @@ class DataStateManager(context: Context) {
     }
 
     private val prefs: SharedPreferences =
-            context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+        context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
 
     init {
         if (!isInitialized()) {
             updateDataState()
             markAsInitialized()
-            Log.d(TAG, "DataStateManager initialized with timestamp: ${getLastModified()}")
+            AppLogger.d(TAG) { "DataStateManager initialized with timestamp: ${getLastModified()}" }
         }
     }
 
@@ -37,7 +37,7 @@ class DataStateManager(context: Context) {
     fun updateDataState() {
         val now = DateFormatUtils.nowISO8601()
         prefs.edit { putString(KEY_LAST_MODIFIED, now) }
-        Log.d(TAG, "Data state updated to: $now")
+        AppLogger.d(TAG) { "Data state updated to: $now" }
     }
 
     /**
@@ -46,7 +46,7 @@ class DataStateManager(context: Context) {
      */
     fun getLastModified(): String {
         return prefs.getString(KEY_LAST_MODIFIED, DateFormatUtils.nowISO8601())
-                ?: DateFormatUtils.nowISO8601()
+            ?: DateFormatUtils.nowISO8601()
     }
 
     /** Checks if the data state has been initialized. */

android/app/src/main/java/com/atridad/ascently/data/sync/SyncService.kt

@@ -4,10 +4,10 @@ import android.content.Context
 import android.content.SharedPreferences
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
-import android.util.Log
 import androidx.annotation.RequiresPermission
 import androidx.core.content.edit
 import com.atridad.ascently.data.format.BackupAttempt
+import com.atridad.ascently.utils.AppLogger
 import com.atridad.ascently.data.format.BackupClimbSession
 import com.atridad.ascently.data.format.BackupGym
 import com.atridad.ascently.data.format.BackupProblem
@@ -53,14 +53,14 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     }
 
     private val sharedPreferences: SharedPreferences =
-            context.getSharedPreferences("sync_preferences", Context.MODE_PRIVATE)
+        context.getSharedPreferences("sync_preferences", Context.MODE_PRIVATE)
 
     private val httpClient =
-            OkHttpClient.Builder()
-                    .connectTimeout(45, TimeUnit.SECONDS)
-                    .readTimeout(90, TimeUnit.SECONDS)
-                    .writeTimeout(90, TimeUnit.SECONDS)
-                    .build()
+        OkHttpClient.Builder()
+            .connectTimeout(45, TimeUnit.SECONDS)
+            .readTimeout(90, TimeUnit.SECONDS)
+            .writeTimeout(90, TimeUnit.SECONDS)
+            .build()
 
     private val json = Json {
         prettyPrint = true
@@ -151,7 +151,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
     private fun isNetworkAvailable(): Boolean {
         val connectivityManager =
-                context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+            context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
         val network = connectivityManager.activeNetwork ?: return false
         val activeNetwork = connectivityManager.getNetworkCapabilities(network) ?: return false
         return when {
@@ -164,12 +164,12 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
     suspend fun syncWithServer() {
         if (isOfflineMode) {
-            Log.d(TAG, "Sync skipped: Offline mode is enabled.")
+            AppLogger.d(TAG) { "Sync skipped: Offline mode is enabled." }
             return
         }
         if (!isNetworkAvailable()) {
             _syncError.value = "No internet connection."
-            Log.d(TAG, "Sync skipped: No internet connection.")
+            AppLogger.d(TAG) { "Sync skipped: No internet connection." }
             return
         }
         if (!_isConfigured.value) {
@@ -188,43 +188,46 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                 val serverBackup = downloadData()
 
                 val hasLocalData =
-                        localBackup.gyms.isNotEmpty() ||
-                                localBackup.problems.isNotEmpty() ||
-                                localBackup.sessions.isNotEmpty() ||
-                                localBackup.attempts.isNotEmpty()
+                    localBackup.gyms.isNotEmpty() ||
+                            localBackup.problems.isNotEmpty() ||
+                            localBackup.sessions.isNotEmpty() ||
+                            localBackup.attempts.isNotEmpty()
 
                 val hasServerData =
-                        serverBackup.gyms.isNotEmpty() ||
-                                serverBackup.problems.isNotEmpty() ||
-                                serverBackup.sessions.isNotEmpty() ||
-                                serverBackup.attempts.isNotEmpty()
+                    serverBackup.gyms.isNotEmpty() ||
+                            serverBackup.problems.isNotEmpty() ||
+                            serverBackup.sessions.isNotEmpty() ||
+                            serverBackup.attempts.isNotEmpty()
 
                 // If both client and server have been synced before, use delta sync
                 val lastSyncTimeStr = sharedPreferences.getString(Keys.LAST_SYNC_TIME, null)
                 if (hasLocalData && hasServerData && lastSyncTimeStr != null) {
-                    Log.d(TAG, "Using delta sync for incremental updates")
+                    AppLogger.d(TAG) { "Using delta sync for incremental updates" }
                     performDeltaSync(lastSyncTimeStr)
                 } else {
                     when {
                         !hasLocalData && hasServerData -> {
-                            Log.d(TAG, "No local data found, performing full restore from server")
+                            AppLogger.d(TAG) { "No local data found, performing full restore from server" }
                             val imagePathMapping = syncImagesFromServer(serverBackup)
                             importBackupToRepository(serverBackup, imagePathMapping)
-                            Log.d(TAG, "Full restore completed")
+                            AppLogger.d(TAG) { "Full restore completed" }
                         }
+
                         hasLocalData && !hasServerData -> {
-                            Log.d(TAG, "No server data found, uploading local data to server")
+                            AppLogger.d(TAG) { "No server data found, uploading local data to server" }
                             uploadData(localBackup)
                             syncImagesForBackup(localBackup)
-                            Log.d(TAG, "Initial upload completed")
+                            AppLogger.d(TAG) { "Initial upload completed" }
                         }
+
                         hasLocalData && hasServerData -> {
-                            Log.d(TAG, "Both local and server data exist, merging (server wins)")
+                            AppLogger.d(TAG) { "Both local and server data exist, merging (server wins)" }
                             mergeDataSafely(serverBackup)
-                            Log.d(TAG, "Merge completed")
+                            AppLogger.d(TAG) { "Merge completed" }
                         }
+
                         else -> {
-                            Log.d(TAG, "No data to sync")
+                            AppLogger.d(TAG) { "No data to sync" }
                         }
                     }
                 }
@@ -242,7 +245,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     }
 
     private suspend fun performDeltaSync(lastSyncTimeStr: String) {
-        Log.d(TAG, "Starting delta sync with lastSyncTime=$lastSyncTimeStr")
+        AppLogger.d(TAG) { "Starting delta sync with lastSyncTime=$lastSyncTimeStr" }
 
         // Parse last sync time to filter modified items
         val lastSyncDate = parseISO8601(lastSyncTimeStr) ?: Date(0)
@@ -250,102 +253,100 @@ class SyncService(private val context: Context, private val repository: ClimbRep
         // Collect items modified since last sync
         val allGyms = repository.getAllGyms().first()
         val modifiedGyms =
-                allGyms
-                        .filter { gym -> parseISO8601(gym.updatedAt)?.after(lastSyncDate) == true }
-                        .map { BackupGym.fromGym(it) }
+            allGyms
+                .filter { gym -> parseISO8601(gym.updatedAt)?.after(lastSyncDate) == true }
+                .map { BackupGym.fromGym(it) }
 
         val allProblems = repository.getAllProblems().first()
         val modifiedProblems =
-                allProblems
-                        .filter { problem ->
-                            parseISO8601(problem.updatedAt)?.after(lastSyncDate) == true
-                        }
-                        .map { problem ->
-                            val backupProblem = BackupProblem.fromProblem(problem)
-                            val normalizedImagePaths =
-                                    problem.imagePaths.mapIndexed { index, _ ->
-                                        ImageNamingUtils.generateImageFilename(problem.id, index)
-                                    }
-                            if (normalizedImagePaths.isNotEmpty()) {
-                                backupProblem.copy(imagePaths = normalizedImagePaths)
-                            } else {
-                                backupProblem
-                            }
-                        }
-
-        val allSessions = repository.getAllSessions().first()
-        val modifiedSessions =
-                allSessions
-                        .filter { session ->
-                            parseISO8601(session.updatedAt)?.after(lastSyncDate) == true
-                        }
-                        .map { BackupClimbSession.fromClimbSession(it) }
-
-        val allAttempts = repository.getAllAttempts().first()
-        val modifiedAttempts =
-                allAttempts
-                        .filter { attempt ->
-                            parseISO8601(attempt.createdAt)?.after(lastSyncDate) == true
-                        }
-                        .map { BackupAttempt.fromAttempt(it) }
-
-        val allDeletions = repository.getDeletedItems()
-        val modifiedDeletions =
-                allDeletions.filter { item ->
-                    parseISO8601(item.deletedAt)?.after(lastSyncDate) == true
+            allProblems
+                .filter { problem ->
+                    parseISO8601(problem.updatedAt)?.after(lastSyncDate) == true
                 }
-
-        Log.d(
-                TAG,
-                "Delta sync sending: gyms=${modifiedGyms.size}, problems=${modifiedProblems.size}, sessions=${modifiedSessions.size}, attempts=${modifiedAttempts.size}, deletions=${modifiedDeletions.size}"
-        )
-
-        // Create delta request
-        val deltaRequest =
-                DeltaSyncRequest(
-                        lastSyncTime = lastSyncTimeStr,
-                        gyms = modifiedGyms,
-                        problems = modifiedProblems,
-                        sessions = modifiedSessions,
-                        attempts = modifiedAttempts,
-                        deletedItems = modifiedDeletions
-                )
-
-        val requestBody =
-                json.encodeToString(DeltaSyncRequest.serializer(), deltaRequest)
-                        .toRequestBody("application/json".toMediaType())
-
-        val request =
-                Request.Builder()
-                        .url("$serverUrl/sync/delta")
-                        .header("Authorization", "Bearer $authToken")
-                        .post(requestBody)
-                        .build()
-
-        val deltaResponse =
-                withContext(Dispatchers.IO) {
-                    try {
-                        httpClient.newCall(request).execute().use { response ->
-                            if (response.isSuccessful) {
-                                val body = response.body?.string()
-                                if (!body.isNullOrEmpty()) {
-                                    json.decodeFromString(DeltaSyncResponse.serializer(), body)
-                                } else {
-                                    throw SyncException.InvalidResponse("Empty response body")
-                                }
-                            } else {
-                                handleHttpError(response.code)
-                            }
+                .map { problem ->
+                    val backupProblem = BackupProblem.fromProblem(problem)
+                    val normalizedImagePaths =
+                        problem.imagePaths.mapIndexed { index, _ ->
+                            ImageNamingUtils.generateImageFilename(problem.id, index)
                         }
-                    } catch (e: IOException) {
-                        throw SyncException.NetworkError(e.message ?: "Network error")
+                    if (normalizedImagePaths.isNotEmpty()) {
+                        backupProblem.copy(imagePaths = normalizedImagePaths)
+                    } else {
+                        backupProblem
                     }
                 }
 
-        Log.d(
-                TAG,
-                "Delta sync received: gyms=${deltaResponse.gyms.size}, problems=${deltaResponse.problems.size}, sessions=${deltaResponse.sessions.size}, attempts=${deltaResponse.attempts.size}, deletions=${deltaResponse.deletedItems.size}"
-        )
+        val allSessions = repository.getAllSessions().first()
+        val modifiedSessions =
+            allSessions
+                .filter { session ->
+                    parseISO8601(session.updatedAt)?.after(lastSyncDate) == true
+                }
+                .map { BackupClimbSession.fromClimbSession(it) }
+
+        val allAttempts = repository.getAllAttempts().first()
+        val modifiedAttempts =
+            allAttempts
+                .filter { attempt ->
+                    parseISO8601(attempt.createdAt)?.after(lastSyncDate) == true
+                }
+                .map { BackupAttempt.fromAttempt(it) }
+
+        val allDeletions = repository.getDeletedItems()
+        val modifiedDeletions =
+            allDeletions.filter { item ->
+                parseISO8601(item.deletedAt)?.after(lastSyncDate) == true
+            }
+
+        AppLogger.d(TAG) {
+            "Delta sync sending: gyms=${modifiedGyms.size}, problems=${modifiedProblems.size}, sessions=${modifiedSessions.size}, attempts=${modifiedAttempts.size}, deletions=${modifiedDeletions.size}"
+        }
+
+        // Create delta request
+        val deltaRequest =
+            DeltaSyncRequest(
+                lastSyncTime = lastSyncTimeStr,
+                gyms = modifiedGyms,
+                problems = modifiedProblems,
+                sessions = modifiedSessions,
+                attempts = modifiedAttempts,
+                deletedItems = modifiedDeletions
+            )
+
+        val requestBody =
+            json.encodeToString(DeltaSyncRequest.serializer(), deltaRequest)
+                .toRequestBody("application/json".toMediaType())
+
+        val request =
+            Request.Builder()
+                .url("$serverUrl/sync/delta")
+                .header("Authorization", "Bearer $authToken")
+                .post(requestBody)
+                .build()
+
+        val deltaResponse =
+            withContext(Dispatchers.IO) {
+                try {
+                    httpClient.newCall(request).execute().use { response ->
+                        if (response.isSuccessful) {
+                            val body = response.body?.string()
+                            if (!body.isNullOrEmpty()) {
+                                json.decodeFromString(DeltaSyncResponse.serializer(), body)
+                            } else {
+                                throw SyncException.InvalidResponse("Empty response body")
+                            }
+                        } else {
+                            handleHttpError(response.code)
+                        }
+                    }
+                } catch (e: IOException) {
+                    throw SyncException.NetworkError(e.message ?: "Network error")
+                }
+            }
+
+        AppLogger.d(TAG) {
+            "Delta sync received: gyms=${deltaResponse.gyms.size}, problems=${deltaResponse.problems.size}, sessions=${deltaResponse.sessions.size}, attempts=${deltaResponse.attempts.size}, deletions=${deltaResponse.deletedItems.size}"
+        }
 
         // Apply server changes to local data
         applyDeltaResponse(deltaResponse)
@@ -368,9 +369,22 @@ class SyncService(private val context: Context, private val repository: ClimbRep
         repository.setAutoSyncCallback(null)
 
         try {
+            // Merge and apply deletions first to prevent resurrection
+            val allDeletions = repository.getDeletedItems() + response.deletedItems
+            val uniqueDeletions = allDeletions.distinctBy { "${it.type}:${it.id}" }
+
+            AppLogger.d(TAG) { "Applying ${uniqueDeletions.size} deletion records before merging data" }
+            applyDeletions(uniqueDeletions)
+
+            // Build deleted item lookup set
+            val deletedItemSet = uniqueDeletions.map { "${it.type}:${it.id}" }.toSet()
+
             // Download images for new/modified problems from server
             val imagePathMapping = mutableMapOf<String, String>()
             for (problem in response.problems) {
+                if (deletedItemSet.contains("problem:${problem.id}")) {
+                    continue
+                }
                 problem.imagePaths?.forEach { imagePath ->
                     val serverFilename = imagePath.substringAfterLast('/')
                     try {
@@ -379,14 +393,17 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                             imagePathMapping[imagePath] = localImagePath
                         }
                     } catch (e: Exception) {
-                        Log.w(TAG, "Failed to download image $imagePath: ${e.message}")
+                        AppLogger.w(TAG) { "Failed to download image $imagePath: ${e.message}" }
                     }
                 }
             }
 
-            // Merge gyms - check if exists and compare timestamps
+            // Merge gyms
             val existingGyms = repository.getAllGyms().first()
             for (backupGym in response.gyms) {
+                if (deletedItemSet.contains("gym:${backupGym.id}")) {
+                    continue
+                }
                 val existing = existingGyms.find { it.id == backupGym.id }
                 if (existing == null || backupGym.updatedAt >= existing.updatedAt) {
                     val gym = backupGym.toGym()
@@ -401,10 +418,13 @@ class SyncService(private val context: Context, private val repository: ClimbRep
             // Merge problems
             val existingProblems = repository.getAllProblems().first()
             for (backupProblem in response.problems) {
+                if (deletedItemSet.contains("problem:${backupProblem.id}")) {
+                    continue
+                }
                 val updatedImagePaths =
-                        backupProblem.imagePaths?.map { oldPath ->
-                            imagePathMapping[oldPath] ?: oldPath
-                        }
+                    backupProblem.imagePaths?.map { oldPath ->
+                        imagePathMapping[oldPath] ?: oldPath
+                    }
                 val problemToMerge = backupProblem.copy(imagePaths = updatedImagePaths)
                 val problem = problemToMerge.toProblem()
 
@@ -421,6 +441,9 @@ class SyncService(private val context: Context, private val repository: ClimbRep
             // Merge sessions
             val existingSessions = repository.getAllSessions().first()
             for (backupSession in response.sessions) {
+                if (deletedItemSet.contains("session:${backupSession.id}")) {
+                    continue
+                }
                 val session = backupSession.toClimbSession()
                 val existing = existingSessions.find { it.id == backupSession.id }
                 if (existing == null || backupSession.updatedAt >= existing.updatedAt) {
@@ -435,6 +458,9 @@ class SyncService(private val context: Context, private val repository: ClimbRep
             // Merge attempts
             val existingAttempts = repository.getAllAttempts().first()
             for (backupAttempt in response.attempts) {
+                if (deletedItemSet.contains("attempt:${backupAttempt.id}")) {
+                    continue
+                }
                 val attempt = backupAttempt.toAttempt()
                 val existing = existingAttempts.find { it.id == backupAttempt.id }
                 if (existing == null || backupAttempt.createdAt >= existing.createdAt) {
@@ -446,15 +472,12 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                 }
             }
 
-            // Apply deletions
-            applyDeletions(response.deletedItems)
+            // Apply deletions again for safety
+            applyDeletions(uniqueDeletions)
 
             // Update deletion records
-            val allDeletions = repository.getDeletedItems() + response.deletedItems
             repository.clearDeletedItems()
-            allDeletions.distinctBy { "${it.type}:${it.id}" }.forEach {
-                repository.trackDeletion(it.id, it.type)
-            }
+            uniqueDeletions.forEach { repository.trackDeletion(it.id, it.type) }
         } finally {
             // Re-enable auto-sync
             repository.setAutoSyncCallback { serviceScope.launch { triggerAutoSync() } }
@@ -462,7 +485,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     }
 
     private suspend fun applyDeletions(
-            deletions: List<com.atridad.ascently.data.format.DeletedItem>
+        deletions: List<com.atridad.ascently.data.format.DeletedItem>
     ) {
         val existingGyms = repository.getAllGyms().first()
         val existingProblems = repository.getAllProblems().first()
@@ -474,12 +497,15 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                 "gym" -> {
                     existingGyms.find { it.id == item.id }?.let { repository.deleteGym(it) }
                 }
+
                 "problem" -> {
                     existingProblems.find { it.id == item.id }?.let { repository.deleteProblem(it) }
                 }
+
                 "session" -> {
                     existingSessions.find { it.id == item.id }?.let { repository.deleteSession(it) }
                 }
+
                 "attempt" -> {
                     existingAttempts.find { it.id == item.id }?.let { repository.deleteAttempt(it) }
                 }
@@ -490,7 +516,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     private suspend fun syncModifiedImages(modifiedProblems: List<BackupProblem>) {
         if (modifiedProblems.isEmpty()) return
 
-        Log.d(TAG, "Syncing images for ${modifiedProblems.size} modified problems")
+        AppLogger.d(TAG) { "Syncing images for ${modifiedProblems.size} modified problems" }
 
         for (backupProblem in modifiedProblems) {
             backupProblem.imagePaths?.forEach { imagePath ->
@@ -502,11 +528,11 @@ class SyncService(private val context: Context, private val repository: ClimbRep
 
     private suspend fun downloadData(): ClimbDataBackup {
         val request =
-                Request.Builder()
-                        .url("$serverUrl/sync")
-                        .header("Authorization", "Bearer $authToken")
-                        .get()
-                        .build()
+            Request.Builder()
+                .url("$serverUrl/sync")
+                .header("Authorization", "Bearer $authToken")
+                .get()
+                .build()
 
         return withContext(Dispatchers.IO) {
             try {
@@ -517,11 +543,11 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                             json.decodeFromString(body)
                         } else {
                             ClimbDataBackup(
-                                    exportedAt = DateFormatUtils.nowISO8601(),
-                                    gyms = emptyList(),
-                                    problems = emptyList(),
-                                    sessions = emptyList(),
-                                    attempts = emptyList()
+                                exportedAt = DateFormatUtils.nowISO8601(),
+                                gyms = emptyList(),
+                                problems = emptyList(),
+                                sessions = emptyList(),
+                                attempts = emptyList()
                             )
                         }
                     } else {
@@ -536,14 +562,14 @@ class SyncService(private val context: Context, private val repository: ClimbRep
 
     private suspend fun uploadData(backup: ClimbDataBackup) {
         val requestBody =
-                json.encodeToString(backup).toRequestBody("application/json".toMediaType())
+            json.encodeToString(backup).toRequestBody("application/json".toMediaType())
 
         val request =
-                Request.Builder()
-                        .url("$serverUrl/sync")
-                        .header("Authorization", "Bearer $authToken")
-                        .post(requestBody)
-                        .build()
+            Request.Builder()
+                .url("$serverUrl/sync")
+                .header("Authorization", "Bearer $authToken")
+                .put(requestBody)
+                .build()
 
         withContext(Dispatchers.IO) {
             try {
@@ -561,7 +587,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     private suspend fun syncImagesFromServer(backup: ClimbDataBackup): Map<String, String> {
         val imagePathMapping = mutableMapOf<String, String>()
         val totalImages = backup.problems.sumOf { it.imagePaths?.size ?: 0 }
-        Log.d(TAG, "Starting image download from server for $totalImages images")
+        AppLogger.d(TAG) { "Starting image download from server for $totalImages images" }
 
         withContext(Dispatchers.IO) {
             backup.problems.forEach { problem ->
@@ -573,9 +599,9 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                             imagePathMapping[imagePath] = localImagePath
                         }
                     } catch (_: SyncException.ImageNotFound) {
-                        Log.w(TAG, "Image not found on server: $imagePath")
+                        AppLogger.w(TAG) { "Image not found on server: $imagePath" }
                     } catch (e: Exception) {
-                        Log.w(TAG, "Failed to download image $imagePath: ${e.message}")
+                        AppLogger.w(TAG) { "Failed to download image $imagePath: ${e.message}" }
                     }
                 }
             }
@@ -585,10 +611,10 @@ class SyncService(private val context: Context, private val repository: ClimbRep
 
     private suspend fun downloadImage(serverFilename: String): String? {
         val request =
-                Request.Builder()
-                        .url("$serverUrl/images/download?filename=$serverFilename")
-                        .header("Authorization", "Bearer $authToken")
-                        .build()
+            Request.Builder()
+                .url("$serverUrl/images/download?filename=$serverFilename")
+                .header("Authorization", "Bearer $authToken")
+                .build()
 
         return withContext(Dispatchers.IO) {
             try {
@@ -603,14 +629,14 @@ class SyncService(private val context: Context, private val repository: ClimbRep
                     }
                 }
             } catch (e: IOException) {
-                Log.e(TAG, "Network error downloading image $serverFilename", e)
+                AppLogger.e(TAG, e) { "Network error downloading image $serverFilename" }
                 null
             }
         }
     }
 
     private suspend fun syncImagesForBackup(backup: ClimbDataBackup) {
-        Log.d(TAG, "Starting image sync for backup with ${backup.problems.size} problems")
+        AppLogger.d(TAG) { "Starting image sync for backup with ${backup.problems.size} problems" }
         withContext(Dispatchers.IO) {
             backup.problems.forEach { problem ->
                 problem.imagePaths?.forEach { localPath ->
@@ -624,33 +650,32 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     private suspend fun uploadImage(localPath: String, filename: String) {
         val file = ImageUtils.getImageFile(context, localPath)
         if (!file.exists()) {
-            Log.w(TAG, "Local image file not found, cannot upload: $localPath")
+            AppLogger.w(TAG) { "Local image file not found, cannot upload: $localPath" }
             return
         }
 
         val requestBody = file.readBytes().toRequestBody("application/octet-stream".toMediaType())
 
         val request =
-                Request.Builder()
-                        .url("$serverUrl/images/upload?filename=$filename")
-                        .header("Authorization", "Bearer $authToken")
-                        .post(requestBody)
-                        .build()
+            Request.Builder()
+                .url("$serverUrl/images/upload?filename=$filename")
+                .header("Authorization", "Bearer $authToken")
+                .post(requestBody)
+                .build()
 
         withContext(Dispatchers.IO) {
             try {
                 httpClient.newCall(request).execute().use { response ->
                     if (response.isSuccessful) {
-                        Log.d(TAG, "Successfully uploaded image: $filename")
+                        AppLogger.d(TAG) { "Successfully uploaded image: $filename" }
                     } else {
-                        Log.w(
-                                TAG,
-                                "Failed to upload image $filename. Server responded with ${response.code}"
-                        )
+                        AppLogger.w(TAG) {
+                            "Failed to upload image $filename. Server responded with ${response.code}"
+                        }
                     }
                 }
             } catch (e: IOException) {
-                Log.e(TAG, "Network error uploading image $filename", e)
+                AppLogger.e(TAG, e) { "Network error uploading image $filename" }
             }
         }
     }
@@ -658,49 +683,49 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     private suspend fun createBackupFromRepository(): ClimbDataBackup {
         return withContext(Dispatchers.Default) {
             ClimbDataBackup(
-                    exportedAt = dataStateManager.getLastModified(),
-                    gyms = repository.getAllGyms().first().map { BackupGym.fromGym(it) },
-                    problems =
-                            repository.getAllProblems().first().map { problem ->
-                                val backupProblem = BackupProblem.fromProblem(problem)
-                                val normalizedImagePaths =
-                                        problem.imagePaths.mapIndexed { index, _ ->
-                                            ImageNamingUtils.generateImageFilename(
-                                                    problem.id,
-                                                    index
-                                            )
-                                        }
-                                if (normalizedImagePaths.isNotEmpty()) {
-                                    backupProblem.copy(imagePaths = normalizedImagePaths)
-                                } else {
-                                    backupProblem
-                                }
-                            },
-                    sessions =
-                            repository.getAllSessions().first().map {
-                                BackupClimbSession.fromClimbSession(it)
-                            },
-                    attempts =
-                            repository.getAllAttempts().first().map {
-                                BackupAttempt.fromAttempt(it)
-                            },
-                    deletedItems = repository.getDeletedItems()
+                exportedAt = dataStateManager.getLastModified(),
+                gyms = repository.getAllGyms().first().map { BackupGym.fromGym(it) },
+                problems =
+                    repository.getAllProblems().first().map { problem ->
+                        val backupProblem = BackupProblem.fromProblem(problem)
+                        val normalizedImagePaths =
+                            problem.imagePaths.mapIndexed { index, _ ->
+                                ImageNamingUtils.generateImageFilename(
+                                    problem.id,
+                                    index
+                                )
+                            }
+                        if (normalizedImagePaths.isNotEmpty()) {
+                            backupProblem.copy(imagePaths = normalizedImagePaths)
+                        } else {
+                            backupProblem
+                        }
+                    },
+                sessions =
+                    repository.getAllSessions().first().map {
+                        BackupClimbSession.fromClimbSession(it)
+                    },
+                attempts =
+                    repository.getAllAttempts().first().map {
+                        BackupAttempt.fromAttempt(it)
+                    },
+                deletedItems = repository.getDeletedItems()
             )
         }
     }
 
     private suspend fun importBackupToRepository(
-            backup: ClimbDataBackup,
-            imagePathMapping: Map<String, String>
+        backup: ClimbDataBackup,
+        imagePathMapping: Map<String, String>
     ) {
         val gyms = backup.gyms.map { it.toGym() }
         val problems =
-                backup.problems.map { backupProblem ->
-                    val imagePaths = backupProblem.imagePaths
-                    val updatedImagePaths =
-                            imagePaths?.map { oldPath -> imagePathMapping[oldPath] ?: oldPath }
-                    backupProblem.copy(imagePaths = updatedImagePaths).toProblem()
-                }
+            backup.problems.map { backupProblem ->
+                val imagePaths = backupProblem.imagePaths
+                val updatedImagePaths =
+                    imagePaths?.map { oldPath -> imagePathMapping[oldPath] ?: oldPath }
+                backupProblem.copy(imagePaths = updatedImagePaths).toProblem()
+            }
         val sessions = backup.sessions.map { it.toClimbSession() }
         val attempts = backup.attempts.map { it.toAttempt() }
 
@@ -715,7 +740,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
     }
 
     private suspend fun mergeDataSafely(serverBackup: ClimbDataBackup) {
-        Log.d(TAG, "Server data will overwrite local data. Performing full restore.")
+        AppLogger.d(TAG) { "Server data will overwrite local data. Performing full restore." }
         val imagePathMapping = syncImagesFromServer(serverBackup)
         importBackupToRepository(serverBackup, imagePathMapping)
     }
@@ -738,11 +763,11 @@ class SyncService(private val context: Context, private val repository: ClimbRep
         _syncError.value = null
 
         val request =
-                Request.Builder()
-                        .url("$serverUrl/sync")
-                        .header("Authorization", "Bearer $authToken")
-                        .head()
-                        .build()
+            Request.Builder()
+                .url("$serverUrl/sync")
+                .header("Authorization", "Bearer $authToken")
+                .head()
+                .build()
         try {
             withContext(Dispatchers.IO) {
                 httpClient.newCall(request).execute().use { response ->
@@ -771,18 +796,18 @@ class SyncService(private val context: Context, private val repository: ClimbRep
         }
         syncJob?.cancel()
         syncJob =
-                serviceScope.launch {
-                    delay(syncDebounceDelay)
-                    try {
-                        syncWithServer()
-                    } catch (e: Exception) {
-                        Log.e(TAG, "Auto-sync failed", e)
-                    }
-                    if (pendingChanges) {
-                        pendingChanges = false
-                        triggerAutoSync()
-                    }
+            serviceScope.launch {
+                delay(syncDebounceDelay)
+                try {
+                    syncWithServer()
+                } catch (e: Exception) {
+                    AppLogger.e(TAG, e) { "Auto-sync failed" }
                 }
+                if (pendingChanges) {
+                    pendingChanges = false
+                    triggerAutoSync()
+                }
+            }
     }
 
     fun clearConfiguration() {
@@ -800,7 +825,7 @@ class SyncService(private val context: Context, private val repository: ClimbRep
 
 sealed class SyncException(message: String) : IOException(message), Serializable {
     object NotConfigured :
-            SyncException("Sync is not configured. Please set server URL and auth token.")
+        SyncException("Sync is not configured. Please set server URL and auth token.")
 
     object NotConnected : SyncException("Not connected to server. Please test connection first.")
 
@@ -810,6 +835,7 @@ sealed class SyncException(message: String) : IOException(message), Serializable
 
     data class ServerError(val code: Int) : SyncException("Server error: HTTP $code")
     data class InvalidResponse(val details: String) :
-            SyncException("Invalid server response: $details")
+        SyncException("Invalid server response: $details")
+
     data class NetworkError(val details: String) : SyncException("Network error: $details")
 }

android/app/src/main/java/com/atridad/ascently/service/SessionTrackingService.kt

@@ -12,10 +12,12 @@ import com.atridad.ascently.MainActivity
 import com.atridad.ascently.R
 import com.atridad.ascently.data.database.AscentlyDatabase
 import com.atridad.ascently.data.repository.ClimbRepository
-import kotlinx.coroutines.*
-import kotlinx.coroutines.flow.firstOrNull
+import com.atridad.ascently.utils.AppLogger
+import com.atridad.ascently.widget.ClimbStatsWidgetProvider
 import java.time.LocalDateTime
 import java.time.temporal.ChronoUnit
+import kotlinx.coroutines.*
+import kotlinx.coroutines.flow.firstOrNull
 import kotlinx.coroutines.runBlocking
 
 class SessionTrackingService : Service() {
@@ -28,6 +30,7 @@ class SessionTrackingService : Service() {
     private lateinit var notificationManager: NotificationManager
 
     companion object {
+        private const val LOG_TAG = "SessionTrackingService"
         const val NOTIFICATION_ID = 1001
         const val CHANNEL_ID = "session_tracking_channel"
         const val ACTION_START_SESSION = "start_session"
@@ -67,16 +70,24 @@ class SessionTrackingService : Service() {
                     startSessionTracking(sessionId)
                 }
             }
+
             ACTION_STOP_SESSION -> {
                 val sessionId = intent.getStringExtra(EXTRA_SESSION_ID)
                 serviceScope.launch {
                     try {
-                        val targetSession = when {
-                            sessionId != null -> repository.getSessionById(sessionId)
-                            else -> repository.getActiveSession()
-                        }
-                        if (targetSession != null && targetSession.status == com.atridad.ascently.data.model.SessionStatus.ACTIVE) {
-                            val completed = with(com.atridad.ascently.data.model.ClimbSession) { targetSession.complete() }
+                        val targetSession =
+                            when {
+                                sessionId != null -> repository.getSessionById(sessionId)
+                                else -> repository.getActiveSession()
+                            }
+                        if (targetSession != null &&
+                            targetSession.status ==
+                            com.atridad.ascently.data.model.SessionStatus.ACTIVE
+                        ) {
+                            val completed =
+                                with(com.atridad.ascently.data.model.ClimbSession) {
+                                    targetSession.complete()
+                                }
                             repository.updateSession(completed)
                         }
                     } finally {
@@ -97,45 +108,53 @@ class SessionTrackingService : Service() {
 
         try {
             createAndShowNotification(sessionId)
+            // Update widget when session tracking starts
+            ClimbStatsWidgetProvider.updateAllWidgets(this)
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e(LOG_TAG, e) { "Failed to initialize session tracking notification" }
         }
 
-        notificationJob = serviceScope.launch {
-            try {
-                if (!isNotificationActive()) {
-                    delay(1000L)
-                    createAndShowNotification(sessionId)
-                }
-                
-                while (isActive) {
-                    delay(5000L)
-                    updateNotification(sessionId)
-                }
-            } catch (e: Exception) {
-                e.printStackTrace()
-            }
-        }
-        
-        monitoringJob = serviceScope.launch {
-            try {
-                while (isActive) {
-                    delay(10000L)
-                    
+        notificationJob =
+            serviceScope.launch {
+                try {
                     if (!isNotificationActive()) {
+                        delay(1000L)
+                        createAndShowNotification(sessionId)
+                    }
+
+                    while (isActive) {
+                        delay(5000L)
                         updateNotification(sessionId)
                     }
-                    
-                    val session = repository.getSessionById(sessionId)
-                    if (session == null || session.status != com.atridad.ascently.data.model.SessionStatus.ACTIVE) {
-                        stopSessionTracking()
-                        break
-                    }
+                } catch (e: Exception) {
+                    AppLogger.e(LOG_TAG, e) { "Notification updater loop crashed" }
+                }
+            }
+
+        monitoringJob =
+            serviceScope.launch {
+                try {
+                    while (isActive) {
+                        delay(10000L)
+
+                        if (!isNotificationActive()) {
+                            updateNotification(sessionId)
+                        }
+
+                        val session = repository.getSessionById(sessionId)
+                        if (session == null ||
+                            session.status !=
+                            com.atridad.ascently.data.model.SessionStatus
+                                .ACTIVE
+                        ) {
+                            stopSessionTracking()
+                            break
+                        }
+                    }
+                } catch (e: Exception) {
+                    AppLogger.e(LOG_TAG, e) { "Session monitoring loop crashed" }
                 }
-            } catch (e: Exception) {
-                e.printStackTrace()
             }
-        }
     }
 
     private fun stopSessionTracking() {
@@ -143,6 +162,8 @@ class SessionTrackingService : Service() {
         monitoringJob?.cancel()
         stopForeground(STOP_FOREGROUND_REMOVE)
         stopSelf()
+        // Update widget when session tracking stops
+        ClimbStatsWidgetProvider.updateAllWidgets(this)
     }
 
     private fun isNotificationActive(): Boolean {
@@ -157,14 +178,16 @@ class SessionTrackingService : Service() {
     private suspend fun updateNotification(sessionId: String) {
         try {
             createAndShowNotification(sessionId)
+            // Update widget when notification updates
+            ClimbStatsWidgetProvider.updateAllWidgets(this)
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e(LOG_TAG, e) { "Failed to update notification; retrying in 10s" }
 
             try {
                 delay(10000L)
                 createAndShowNotification(sessionId)
             } catch (retryException: Exception) {
-                retryException.printStackTrace()
+                AppLogger.e(LOG_TAG, retryException) { "Retrying notification update failed" }
                 stopSessionTracking()
             }
         }
@@ -172,78 +195,81 @@ class SessionTrackingService : Service() {
 
     private fun createAndShowNotification(sessionId: String) {
         try {
-            val session = runBlocking {
-                repository.getSessionById(sessionId)
-            }
-            if (session == null || session.status != com.atridad.ascently.data.model.SessionStatus.ACTIVE) {
+            val session = runBlocking { repository.getSessionById(sessionId) }
+            if (session == null ||
+                session.status != com.atridad.ascently.data.model.SessionStatus.ACTIVE
+            ) {
                 stopSessionTracking()
                 return
             }
 
-            val gym = runBlocking {
-                repository.getGymById(session.gymId)
-            }
+            val gym = runBlocking { repository.getGymById(session.gymId) }
 
             val attempts = runBlocking {
                 repository.getAttemptsBySession(sessionId).firstOrNull() ?: emptyList()
             }
 
-            val duration = session.startTime?.let { startTime ->
-                try {
-                    val start = LocalDateTime.parse(startTime)
-                    val now = LocalDateTime.now()
-                    val totalSeconds = ChronoUnit.SECONDS.between(start, now)
-                    val hours = totalSeconds / 3600
-                    val minutes = (totalSeconds % 3600) / 60
-                    val seconds = totalSeconds % 60
+            val duration =
+                session.startTime?.let { startTime ->
+                    try {
+                        val start = LocalDateTime.parse(startTime)
+                        val now = LocalDateTime.now()
+                        val totalSeconds = ChronoUnit.SECONDS.between(start, now)
+                        val hours = totalSeconds / 3600
+                        val minutes = (totalSeconds % 3600) / 60
+                        val seconds = totalSeconds % 60
 
-                    when {
-                        hours > 0 -> "${hours}h ${minutes}m ${seconds}s"
-                        minutes > 0 -> "${minutes}m ${seconds}s"
-                        else -> "${totalSeconds}s"
+                        when {
+                            hours > 0 -> "${hours}h ${minutes}m ${seconds}s"
+                            minutes > 0 -> "${minutes}m ${seconds}s"
+                            else -> "${totalSeconds}s"
+                        }
+                    } catch (_: Exception) {
+                        "Active"
                     }
-                } catch (_: Exception) {
-                    "Active"
                 }
-            } ?: "Active"
+                    ?: "Active"
 
-            val notification = NotificationCompat.Builder(this, CHANNEL_ID)
-                .setContentTitle("Climbing Session Active")
-                .setContentText("${gym?.name ?: "Gym"} • $duration • ${attempts.size} attempts")
-                .setSmallIcon(R.drawable.ic_mountains)
-                .setOngoing(true)
-                .setAutoCancel(false)
-                .setPriority(NotificationCompat.PRIORITY_DEFAULT)
-                .setCategory(NotificationCompat.CATEGORY_SERVICE)
-                .setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
-                .setContentIntent(createOpenAppIntent())
-                .addAction(
-                    R.drawable.ic_mountains,
-                    "Open Session",
-                    createOpenAppIntent()
-                )
-                .addAction(
-                    android.R.drawable.ic_menu_close_clear_cancel,
-                    "End Session",
-                    createStopPendingIntent(sessionId)
-                )
-                .build()
+            val notification =
+                NotificationCompat.Builder(this, CHANNEL_ID)
+                    .setContentTitle("Climbing Session Active")
+                    .setContentText(
+                        "${gym?.name ?: "Gym"} • $duration • ${attempts.size} attempts"
+                    )
+                    .setSmallIcon(R.drawable.ic_mountains)
+                    .setOngoing(true)
+                    .setAutoCancel(false)
+                    .setPriority(NotificationCompat.PRIORITY_DEFAULT)
+                    .setCategory(NotificationCompat.CATEGORY_SERVICE)
+                    .setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
+                    .setContentIntent(createOpenAppIntent())
+                    .addAction(
+                        R.drawable.ic_mountains,
+                        "Open Session",
+                        createOpenAppIntent()
+                    )
+                    .addAction(
+                        android.R.drawable.ic_menu_close_clear_cancel,
+                        "End Session",
+                        createStopPendingIntent(sessionId)
+                    )
+                    .build()
 
             startForeground(NOTIFICATION_ID, notification)
 
             notificationManager.notify(NOTIFICATION_ID, notification)
-            
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e(LOG_TAG, e) { "Failed to build session tracking notification" }
             throw e
         }
     }
 
     private fun createOpenAppIntent(): PendingIntent {
-        val intent = Intent(this, MainActivity::class.java).apply {
-            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
-            action = "OPEN_SESSION"
-        }
+        val intent =
+            Intent(this, MainActivity::class.java).apply {
+                flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
+                action = "OPEN_SESSION"
+            }
         return PendingIntent.getActivity(
             this,
             0,
@@ -263,18 +289,20 @@ class SessionTrackingService : Service() {
     }
 
     private fun createNotificationChannel() {
-        val channel = NotificationChannel(
-            CHANNEL_ID,
-            "Session Tracking",
-            NotificationManager.IMPORTANCE_DEFAULT
-        ).apply {
-            description = "Shows active climbing session information"
-            setShowBadge(false)
-            lockscreenVisibility = NotificationCompat.VISIBILITY_PUBLIC
-            enableLights(false)
-            enableVibration(false)
-            setSound(null, null)
-        }
+        val channel =
+            NotificationChannel(
+                CHANNEL_ID,
+                "Session Tracking",
+                NotificationManager.IMPORTANCE_DEFAULT
+            )
+                .apply {
+                    description = "Shows active climbing session information"
+                    setShowBadge(false)
+                    lockscreenVisibility = NotificationCompat.VISIBILITY_PUBLIC
+                    enableLights(false)
+                    enableVibration(false)
+                    setSound(null, null)
+                }
 
         notificationManager.createNotificationChannel(channel)
     }

android/app/src/main/java/com/atridad/ascently/ui/AscentlyApp.kt

@@ -26,15 +26,16 @@ import com.atridad.ascently.ui.components.NotificationPermissionDialog
 import com.atridad.ascently.ui.screens.*
 import com.atridad.ascently.ui.viewmodel.ClimbViewModel
 import com.atridad.ascently.ui.viewmodel.ClimbViewModelFactory
+import com.atridad.ascently.utils.AppLogger
 import com.atridad.ascently.utils.AppShortcutManager
 import com.atridad.ascently.utils.NotificationPermissionUtils
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun AscentlyApp(
-        shortcutAction: String? = null,
-        lastUsedGymId: String? = null,
-        onShortcutActionProcessed: () -> Unit = {}
+    shortcutAction: String? = null,
+    lastUsedGymId: String? = null,
+    onShortcutActionProcessed: () -> Unit = {}
 ) {
     val navController = rememberNavController()
     val context = LocalContext.current
@@ -45,26 +46,26 @@ fun AscentlyApp(
     val repository = remember { ClimbRepository(database, context) }
     val syncService = remember { SyncService(context, repository) }
     val viewModel: ClimbViewModel =
-            viewModel(factory = ClimbViewModelFactory(repository, syncService, context))
+        viewModel(factory = ClimbViewModelFactory(repository, syncService, context))
 
     var showNotificationPermissionDialog by remember { mutableStateOf(false) }
     var hasCheckedNotificationPermission by remember { mutableStateOf(false) }
 
     val permissionLauncher =
-            rememberLauncherForActivityResult(
-                    contract = ActivityResultContracts.RequestPermission()
-            ) { isGranted: Boolean ->
-                if (!isGranted) {
-                    showNotificationPermissionDialog = false
-                }
+        rememberLauncherForActivityResult(
+            contract = ActivityResultContracts.RequestPermission()
+        ) { isGranted: Boolean ->
+            if (!isGranted) {
+                showNotificationPermissionDialog = false
             }
+        }
 
     LaunchedEffect(Unit) {
         if (!hasCheckedNotificationPermission) {
             hasCheckedNotificationPermission = true
 
             if (NotificationPermissionUtils.shouldRequestNotificationPermission() &&
-                            !NotificationPermissionUtils.isNotificationPermissionGranted(context)
+                !NotificationPermissionUtils.isNotificationPermissionGranted(context)
             ) {
                 showNotificationPermissionDialog = true
             }
@@ -86,10 +87,10 @@ fun AscentlyApp(
 
     LaunchedEffect(activeSession, gyms, lastUsedGym) {
         AppShortcutManager.updateShortcuts(
-                context = context,
-                hasActiveSession = activeSession != null,
-                hasGyms = gyms.isNotEmpty(),
-                lastUsedGym = if (activeSession == null && gyms.size > 1) lastUsedGym else null
+            context = context,
+            hasActiveSession = activeSession != null,
+            hasGyms = gyms.isNotEmpty(),
+            lastUsedGym = if (activeSession == null && gyms.size > 1) lastUsedGym else null
         )
     }
 
@@ -101,6 +102,7 @@ fun AscentlyApp(
                     launchSingleTop = true
                 }
             }
+
             AppShortcutManager.ACTION_END_SESSION -> {
                 navController.navigate(Screen.Sessions) {
                     popUpTo(0) { inclusive = true }
@@ -114,51 +116,36 @@ fun AscentlyApp(
 
     LaunchedEffect(shortcutAction, activeSession, gyms, lastUsedGym) {
         if (shortcutAction == AppShortcutManager.ACTION_START_SESSION && gyms.isNotEmpty()) {
-            android.util.Log.d(
-                    "AscentlyApp",
-                    "Processing shortcut action: activeSession=$activeSession, gyms.size=${gyms.size}, lastUsedGymId=$lastUsedGymId, lastUsedGym=${lastUsedGym?.name}"
-            )
+            AppLogger.d("AscentlyApp") { "Processing shortcut action: activeSession=$activeSession, gyms.size=${gyms.size}, lastUsedGymId=$lastUsedGymId, lastUsedGym=${lastUsedGym?.name}" }
 
             if (activeSession == null) {
                 if (NotificationPermissionUtils.shouldRequestNotificationPermission() &&
-                                !NotificationPermissionUtils.isNotificationPermissionGranted(
-                                        context
-                                )
+                    !NotificationPermissionUtils.isNotificationPermissionGranted(
+                        context
+                    )
                 ) {
-                    android.util.Log.d("AscentlyApp", "Showing notification permission dialog")
+                    AppLogger.d("AscentlyApp") { "Showing notification permission dialog" }
                     showNotificationPermissionDialog = true
                 } else {
                     if (gyms.size == 1) {
-                        android.util.Log.d(
-                                "AscentlyApp",
-                                "Starting session with single gym: ${gyms.first().name}"
-                        )
+                        AppLogger.d("AscentlyApp") { "Starting session with single gym: ${gyms.first().name}" }
                         viewModel.startSession(context, gyms.first().id)
                     } else {
                         val targetGym =
-                                lastUsedGymId?.let { gymId -> gyms.find { it.id == gymId } }
-                                        ?: lastUsedGym
+                            lastUsedGymId?.let { gymId -> gyms.find { it.id == gymId } }
+                                ?: lastUsedGym
 
                         if (targetGym != null) {
-                            android.util.Log.d(
-                                    "AscentlyApp",
-                                    "Starting session with target gym: ${targetGym.name}"
-                            )
+                            AppLogger.d("AscentlyApp") { "Starting session with target gym: ${targetGym.name}" }
                             viewModel.startSession(context, targetGym.id)
                         } else {
-                            android.util.Log.d(
-                                    "AscentlyApp",
-                                    "No target gym found, navigating to selection"
-                            )
+                            AppLogger.d("AscentlyApp") { "No target gym found, navigating to selection" }
                             navController.navigate(Screen.AddEditSession())
                         }
                     }
                 }
             } else {
-                android.util.Log.d(
-                        "AscentlyApp",
-                        "Active session already exists: ${activeSession?.id}"
-                )
+                AppLogger.d("AscentlyApp") { "Active session already exists: ${activeSession?.id}" }
             }
 
             onShortcutActionProcessed()
@@ -168,79 +155,79 @@ fun AscentlyApp(
     var fabConfig by remember { mutableStateOf<FabConfig?>(null) }
 
     Scaffold(
-            bottomBar = { AscentlyBottomNavigation(navController = navController) },
-            floatingActionButton = {
-                fabConfig?.let { config ->
-                    FloatingActionButton(
-                            onClick = config.onClick,
-                            containerColor = MaterialTheme.colorScheme.primary
-                    ) {
-                        Icon(
-                                imageVector = config.icon,
-                                contentDescription = config.contentDescription
-                        )
-                    }
+        bottomBar = { AscentlyBottomNavigation(navController = navController) },
+        floatingActionButton = {
+            fabConfig?.let { config ->
+                FloatingActionButton(
+                    onClick = config.onClick,
+                    containerColor = MaterialTheme.colorScheme.primary
+                ) {
+                    Icon(
+                        imageVector = config.icon,
+                        contentDescription = config.contentDescription
+                    )
                 }
             }
+        }
     ) { innerPadding ->
         NavHost(
-                navController = navController,
-                startDestination = Screen.Sessions,
-                modifier = Modifier.padding(innerPadding)
+            navController = navController,
+            startDestination = Screen.Sessions,
+            modifier = Modifier.padding(innerPadding)
         ) {
             composable<Screen.Sessions> {
                 LaunchedEffect(gyms, activeSession) {
                     fabConfig =
-                            if (gyms.isNotEmpty() && activeSession == null) {
-                                FabConfig(
-                                        icon = Icons.Default.PlayArrow,
-                                        contentDescription = "Start Session",
-                                        onClick = {
-                                            if (NotificationPermissionUtils
-                                                            .shouldRequestNotificationPermission() &&
-                                                            !NotificationPermissionUtils
-                                                                    .isNotificationPermissionGranted(
-                                                                            context
-                                                                    )
-                                            ) {
-                                                showNotificationPermissionDialog = true
-                                            } else {
-                                                navController.navigate(Screen.AddEditSession())
-                                            }
-                                        }
-                                )
-                            } else {
-                                null
-                            }
+                        if (gyms.isNotEmpty() && activeSession == null) {
+                            FabConfig(
+                                icon = Icons.Default.PlayArrow,
+                                contentDescription = "Start Session",
+                                onClick = {
+                                    if (NotificationPermissionUtils
+                                            .shouldRequestNotificationPermission() &&
+                                        !NotificationPermissionUtils
+                                            .isNotificationPermissionGranted(
+                                                context
+                                            )
+                                    ) {
+                                        showNotificationPermissionDialog = true
+                                    } else {
+                                        navController.navigate(Screen.AddEditSession())
+                                    }
+                                }
+                            )
+                        } else {
+                            null
+                        }
                 }
                 SessionsScreen(
-                        viewModel = viewModel,
-                        onNavigateToSessionDetail = { sessionId ->
-                            navController.navigate(Screen.SessionDetail(sessionId))
-                        }
+                    viewModel = viewModel,
+                    onNavigateToSessionDetail = { sessionId ->
+                        navController.navigate(Screen.SessionDetail(sessionId))
+                    }
                 )
             }
 
             composable<Screen.Problems> {
                 LaunchedEffect(gyms) {
                     fabConfig =
-                            if (gyms.isNotEmpty()) {
-                                FabConfig(
-                                        icon = Icons.Default.Add,
-                                        contentDescription = "Add Problem",
-                                        onClick = {
-                                            navController.navigate(Screen.AddEditProblem())
-                                        }
-                                )
-                            } else {
-                                null
-                            }
+                        if (gyms.isNotEmpty()) {
+                            FabConfig(
+                                icon = Icons.Default.Add,
+                                contentDescription = "Add Problem",
+                                onClick = {
+                                    navController.navigate(Screen.AddEditProblem())
+                                }
+                            )
+                        } else {
+                            null
+                        }
                 }
                 ProblemsScreen(
-                        viewModel = viewModel,
-                        onNavigateToProblemDetail = { problemId ->
-                            navController.navigate(Screen.ProblemDetail(problemId))
-                        }
+                    viewModel = viewModel,
+                    onNavigateToProblemDetail = { problemId ->
+                        navController.navigate(Screen.ProblemDetail(problemId))
+                    }
                 )
             }
 
@@ -252,17 +239,17 @@ fun AscentlyApp(
             composable<Screen.Gyms> {
                 LaunchedEffect(Unit) {
                     fabConfig =
-                            FabConfig(
-                                    icon = Icons.Default.Add,
-                                    contentDescription = "Add Gym",
-                                    onClick = { navController.navigate(Screen.AddEditGym()) }
-                            )
+                        FabConfig(
+                            icon = Icons.Default.Add,
+                            contentDescription = "Add Gym",
+                            onClick = { navController.navigate(Screen.AddEditGym()) }
+                        )
                 }
                 GymsScreen(
-                        viewModel = viewModel,
-                        onNavigateToGymDetail = { gymId ->
-                            navController.navigate(Screen.GymDetail(gymId))
-                        }
+                    viewModel = viewModel,
+                    onNavigateToGymDetail = { gymId ->
+                        navController.navigate(Screen.GymDetail(gymId))
+                    }
                 )
             }
 
@@ -275,12 +262,12 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.SessionDetail>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 SessionDetailScreen(
-                        sessionId = args.sessionId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() },
-                        onNavigateToProblemDetail = { problemId ->
-                            navController.navigate(Screen.ProblemDetail(problemId))
-                        }
+                    sessionId = args.sessionId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() },
+                    onNavigateToProblemDetail = { problemId ->
+                        navController.navigate(Screen.ProblemDetail(problemId))
+                    }
                 )
             }
 
@@ -288,12 +275,12 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.ProblemDetail>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 ProblemDetailScreen(
-                        problemId = args.problemId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() },
-                        onNavigateToEdit = { problemId ->
-                            navController.navigate(Screen.AddEditProblem(problemId = problemId))
-                        }
+                    problemId = args.problemId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() },
+                    onNavigateToEdit = { problemId ->
+                        navController.navigate(Screen.AddEditProblem(problemId = problemId))
+                    }
                 )
             }
 
@@ -301,18 +288,18 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.GymDetail>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 GymDetailScreen(
-                        gymId = args.gymId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() },
-                        onNavigateToEdit = { gymId ->
-                            navController.navigate(Screen.AddEditGym(gymId = gymId))
-                        },
-                        onNavigateToSessionDetail = { sessionId ->
-                            navController.navigate(Screen.SessionDetail(sessionId))
-                        },
-                        onNavigateToProblemDetail = { problemId ->
-                            navController.navigate(Screen.ProblemDetail(problemId))
-                        }
+                    gymId = args.gymId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() },
+                    onNavigateToEdit = { gymId ->
+                        navController.navigate(Screen.AddEditGym(gymId = gymId))
+                    },
+                    onNavigateToSessionDetail = { sessionId ->
+                        navController.navigate(Screen.SessionDetail(sessionId))
+                    },
+                    onNavigateToProblemDetail = { problemId ->
+                        navController.navigate(Screen.ProblemDetail(problemId))
+                    }
                 )
             }
 
@@ -320,9 +307,9 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.AddEditGym>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 AddEditGymScreen(
-                        gymId = args.gymId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() }
+                    gymId = args.gymId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() }
                 )
             }
 
@@ -330,10 +317,10 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.AddEditProblem>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 AddEditProblemScreen(
-                        problemId = args.problemId,
-                        gymId = args.gymId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() }
+                    problemId = args.problemId,
+                    gymId = args.gymId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() }
                 )
             }
 
@@ -341,22 +328,22 @@ fun AscentlyApp(
                 val args = backStackEntry.toRoute<Screen.AddEditSession>()
                 LaunchedEffect(Unit) { fabConfig = null }
                 AddEditSessionScreen(
-                        sessionId = args.sessionId,
-                        gymId = args.gymId,
-                        viewModel = viewModel,
-                        onNavigateBack = { navController.popBackStack() }
+                    sessionId = args.sessionId,
+                    gymId = args.gymId,
+                    viewModel = viewModel,
+                    onNavigateBack = { navController.popBackStack() }
                 )
             }
         }
 
         if (showNotificationPermissionDialog) {
             NotificationPermissionDialog(
-                    onDismiss = { showNotificationPermissionDialog = false },
-                    onRequestPermission = {
-                        permissionLauncher.launch(
-                                NotificationPermissionUtils.getNotificationPermissionString()
-                        )
-                    }
+                onDismiss = { showNotificationPermissionDialog = false },
+                onRequestPermission = {
+                    permissionLauncher.launch(
+                        NotificationPermissionUtils.getNotificationPermissionString()
+                    )
+                }
             )
         }
     }
@@ -370,34 +357,34 @@ fun AscentlyBottomNavigation(navController: NavHostController) {
     NavigationBar {
         bottomNavigationItems.forEach { item ->
             val isSelected =
-                    when (item.screen) {
-                        is Screen.Sessions -> currentRoute?.contains("Session") == true
-                        is Screen.Problems -> currentRoute?.contains("Problem") == true
-                        is Screen.Gyms -> currentRoute?.contains("Gym") == true
-                        is Screen.Analytics -> currentRoute?.contains("Analytics") == true
-                        is Screen.Settings -> currentRoute?.contains("Settings") == true
-                        else -> currentRoute?.contains(item.screen::class.simpleName ?: "") == true
-                    }
+                when (item.screen) {
+                    is Screen.Sessions -> currentRoute?.contains("Session") == true
+                    is Screen.Problems -> currentRoute?.contains("Problem") == true
+                    is Screen.Gyms -> currentRoute?.contains("Gym") == true
+                    is Screen.Analytics -> currentRoute?.contains("Analytics") == true
+                    is Screen.Settings -> currentRoute?.contains("Settings") == true
+                    else -> currentRoute?.contains(item.screen::class.simpleName ?: "") == true
+                }
 
             NavigationBarItem(
-                    icon = { Icon(item.icon, contentDescription = item.label) },
-                    label = { Text(item.label) },
-                    selected = isSelected,
-                    onClick = {
-                        navController.navigate(item.screen) {
-                            popUpTo(0) { inclusive = true }
-                            launchSingleTop = true
-                            // Don't restore state - always start fresh when switching tabs
-                            restoreState = false
-                        }
+                icon = { Icon(item.icon, contentDescription = item.label) },
+                label = { Text(item.label) },
+                selected = isSelected,
+                onClick = {
+                    navController.navigate(item.screen) {
+                        popUpTo(0) { inclusive = true }
+                        launchSingleTop = true
+                        // Don't restore state - always start fresh when switching tabs
+                        restoreState = false
                     }
+                }
             )
         }
     }
 }
 
 data class FabConfig(
-        val icon: androidx.compose.ui.graphics.vector.ImageVector,
-        val contentDescription: String,
-        val onClick: () -> Unit
+    val icon: androidx.compose.ui.graphics.vector.ImageVector,
+    val contentDescription: String,
+    val onClick: () -> Unit
 )

android/app/src/main/java/com/atridad/ascently/ui/screens/DetailScreens.kt

@@ -31,6 +31,7 @@ import androidx.compose.ui.window.Dialog
 import com.atridad.ascently.data.model.*
 import com.atridad.ascently.ui.components.FullscreenImageViewer
 import com.atridad.ascently.ui.components.ImageDisplaySection
+import com.atridad.ascently.ui.components.ImagePicker
 import com.atridad.ascently.ui.theme.CustomIcons
 import com.atridad.ascently.ui.viewmodel.ClimbViewModel
 import com.atridad.ascently.utils.DateFormatUtils
@@ -1489,6 +1490,7 @@ fun EnhancedAddAttemptDialog(
     // New problem creation state
     var newProblemName by remember { mutableStateOf("") }
     var newProblemGrade by remember { mutableStateOf("") }
+    var newProblemImagePaths by remember { mutableStateOf<List<String>>(emptyList()) }
     var selectedClimbType by remember { mutableStateOf(ClimbType.BOULDER) }
     var selectedDifficultySystem by remember {
         mutableStateOf(gym.difficultySystems.firstOrNull() ?: DifficultySystem.V_SCALE)
@@ -1690,7 +1692,14 @@ fun EnhancedAddAttemptDialog(
                                             color = MaterialTheme.colorScheme.onSurface
                                     )
 
-                                    IconButton(onClick = { showCreateProblem = false }) {
+                                    IconButton(
+                                            onClick = {
+                                                showCreateProblem = false
+                                                newProblemName = ""
+                                                newProblemGrade = ""
+                                                newProblemImagePaths = emptyList()
+                                            }
+                                    ) {
                                         Icon(
                                                 Icons.AutoMirrored.Filled.ArrowBack,
                                                 contentDescription = "Back",
@@ -1905,6 +1914,21 @@ fun EnhancedAddAttemptDialog(
                                         }
                                     }
                                 }
+
+                                // Photos Section
+                                Column(verticalArrangement = Arrangement.spacedBy(8.dp)) {
+                                    Text(
+                                            text = "Photos (Optional)",
+                                            style = MaterialTheme.typography.bodyLarge,
+                                            fontWeight = FontWeight.Medium,
+                                            color = MaterialTheme.colorScheme.onSurface
+                                    )
+                                    ImagePicker(
+                                            imageUris = newProblemImagePaths,
+                                            onImagesChanged = { newProblemImagePaths = it },
+                                            maxImages = 5
+                                    )
+                                }
                             }
                         }
                     }
@@ -2069,7 +2093,9 @@ fun EnhancedAddAttemptDialog(
                                                                                 null
                                                                             },
                                                                     climbType = selectedClimbType,
-                                                                    difficulty = difficulty
+                                                                    difficulty = difficulty,
+                                                                    imagePaths =
+                                                                            newProblemImagePaths
                                                             )
 
                                                     onProblemCreated(newProblem)
@@ -2087,6 +2113,12 @@ fun EnhancedAddAttemptDialog(
                                                                     notes = notes.ifBlank { null }
                                                             )
                                                     onAttemptAdded(attempt)
+
+                                                    // Reset form
+                                                    newProblemName = ""
+                                                    newProblemGrade = ""
+                                                    newProblemImagePaths = emptyList()
+                                                    showCreateProblem = false
                                                 }
                                             } else {
                                                 // Create attempt for selected problem

android/app/src/main/java/com/atridad/ascently/ui/screens/SessionsScreen.kt

@@ -1,16 +1,26 @@
 package com.atridad.ascently.ui.screens
 
+import android.content.Context
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.grid.GridCells
+import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
 import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.List
+import androidx.compose.material.icons.filled.CalendarMonth
 import androidx.compose.material.icons.filled.CheckCircle
 import androidx.compose.material.icons.filled.Warning
 import androidx.compose.material3.*
 import androidx.compose.runtime.*
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.text.font.FontWeight
@@ -23,6 +33,16 @@ import com.atridad.ascently.ui.components.ActiveSessionBanner
 import com.atridad.ascently.ui.components.SyncIndicator
 import com.atridad.ascently.ui.viewmodel.ClimbViewModel
 import com.atridad.ascently.utils.DateFormatUtils
+import java.time.LocalDate
+import java.time.YearMonth
+import java.time.format.DateTimeFormatter
+import java.time.format.TextStyle
+import java.util.Locale
+
+enum class ViewMode {
+    LIST,
+    CALENDAR
+}
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -33,7 +53,15 @@ fun SessionsScreen(viewModel: ClimbViewModel, onNavigateToSessionDetail: (String
     val activeSession by viewModel.activeSession.collectAsState()
     val uiState by viewModel.uiState.collectAsState()
 
-    // Filter out active sessions from regular session list
+    val sharedPreferences =
+            context.getSharedPreferences("SessionsPreferences", Context.MODE_PRIVATE)
+    val savedViewMode = sharedPreferences.getString("view_mode", "LIST")
+    var viewMode by remember {
+        mutableStateOf(if (savedViewMode == "CALENDAR") ViewMode.CALENDAR else ViewMode.LIST)
+    }
+    var selectedMonth by remember { mutableStateOf(YearMonth.now()) }
+    var selectedDate by remember { mutableStateOf<LocalDate?>(null) }
+
     val completedSessions = sessions.filter { it.status == SessionStatus.COMPLETED }
     val activeSessionGym = activeSession?.let { session -> gyms.find { it.id == session.gymId } }
 
@@ -55,12 +83,30 @@ fun SessionsScreen(viewModel: ClimbViewModel, onNavigateToSessionDetail: (String
                     fontWeight = FontWeight.Bold,
                     modifier = Modifier.weight(1f)
             )
+
+            IconButton(
+                    onClick = {
+                        viewMode =
+                                if (viewMode == ViewMode.LIST) ViewMode.CALENDAR else ViewMode.LIST
+                        selectedDate = null
+                        sharedPreferences.edit().putString("view_mode", viewMode.name).apply()
+                    }
+            ) {
+                Icon(
+                        imageVector =
+                                if (viewMode == ViewMode.LIST) Icons.Default.CalendarMonth
+                                else Icons.AutoMirrored.Filled.List,
+                        contentDescription =
+                                if (viewMode == ViewMode.LIST) "Calendar View" else "List View",
+                        tint = MaterialTheme.colorScheme.primary
+                )
+            }
+
             SyncIndicator(isSyncing = viewModel.syncService.isSyncing)
         }
 
         Spacer(modifier = Modifier.height(16.dp))
 
-        // Active session banner
         ActiveSessionBanner(
                 activeSession = activeSession,
                 gym = activeSessionGym,
@@ -83,20 +129,40 @@ fun SessionsScreen(viewModel: ClimbViewModel, onNavigateToSessionDetail: (String
                     actionText = ""
             )
         } else {
-            LazyColumn {
-                items(completedSessions) { session ->
-                    SessionCard(
-                            session = session,
-                            gymName = gyms.find { it.id == session.gymId }?.name ?: "Unknown Gym",
-                            onClick = { onNavigateToSessionDetail(session.id) }
+            when (viewMode) {
+                ViewMode.LIST -> {
+                    LazyColumn {
+                        items(completedSessions) { session ->
+                            SessionCard(
+                                    session = session,
+                                    gymName = gyms.find { it.id == session.gymId }?.name
+                                                    ?: "Unknown Gym",
+                                    onClick = { onNavigateToSessionDetail(session.id) }
+                            )
+                            Spacer(modifier = Modifier.height(8.dp))
+                        }
+                    }
+                }
+                ViewMode.CALENDAR -> {
+                    CalendarView(
+                            sessions = completedSessions,
+                            gyms = gyms,
+                            activeSession = activeSession,
+                            activeSessionGym = activeSessionGym,
+                            selectedMonth = selectedMonth,
+                            onMonthChange = { selectedMonth = it },
+                            selectedDate = selectedDate,
+                            onDateSelected = { selectedDate = it },
+                            onNavigateToSessionDetail = onNavigateToSessionDetail,
+                            onEndSession = {
+                                activeSession?.let { viewModel.endSession(context, it.id) }
+                            }
                     )
-                    Spacer(modifier = Modifier.height(8.dp))
                 }
             }
         }
     }
 
-    // Show UI state messages and errors
     uiState.message?.let { message ->
         LaunchedEffect(message) {
             kotlinx.coroutines.delay(5000)
@@ -245,6 +311,226 @@ fun EmptyStateMessage(
     }
 }
 
+@Composable
+fun CalendarView(
+        sessions: List<ClimbSession>,
+        gyms: List<com.atridad.ascently.data.model.Gym>,
+        activeSession: ClimbSession?,
+        activeSessionGym: com.atridad.ascently.data.model.Gym?,
+        selectedMonth: YearMonth,
+        onMonthChange: (YearMonth) -> Unit,
+        selectedDate: LocalDate?,
+        onDateSelected: (LocalDate?) -> Unit,
+        onNavigateToSessionDetail: (String) -> Unit,
+        onEndSession: () -> Unit
+) {
+    val sessionsByDate =
+            remember(sessions) {
+                sessions.groupBy {
+                    try {
+                        java.time.Instant.parse(it.date)
+                                .atZone(java.time.ZoneId.systemDefault())
+                                .toLocalDate()
+                    } catch (e: Exception) {
+                        LocalDate.parse(it.date, DateTimeFormatter.ISO_LOCAL_DATE)
+                    }
+                }
+            }
+
+    Column(modifier = Modifier.fillMaxSize()) {
+        Card(
+                modifier = Modifier.fillMaxWidth(),
+                colors =
+                        CardDefaults.cardColors(
+                                containerColor = MaterialTheme.colorScheme.surfaceVariant
+                        )
+        ) {
+            Column(
+                    modifier = Modifier.fillMaxWidth().padding(horizontal = 8.dp, vertical = 12.dp),
+                    horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Row(
+                        modifier = Modifier.fillMaxWidth(),
+                        horizontalArrangement = Arrangement.SpaceBetween,
+                        verticalAlignment = Alignment.CenterVertically
+                ) {
+                    IconButton(onClick = { onMonthChange(selectedMonth.minusMonths(1)) }) {
+                        Text("‹", style = MaterialTheme.typography.headlineMedium)
+                    }
+
+                    Text(
+                            text =
+                                    "${selectedMonth.month.getDisplayName(TextStyle.FULL, Locale.getDefault())} ${selectedMonth.year}",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold
+                    )
+
+                    IconButton(onClick = { onMonthChange(selectedMonth.plusMonths(1)) }) {
+                        Text("›", style = MaterialTheme.typography.headlineMedium)
+                    }
+                }
+
+                Spacer(modifier = Modifier.height(8.dp))
+
+                Button(
+                        onClick = {
+                            val today = LocalDate.now()
+                            onMonthChange(YearMonth.from(today))
+                            onDateSelected(today)
+                        },
+                        shape = RoundedCornerShape(50),
+                        colors =
+                                ButtonDefaults.buttonColors(
+                                        containerColor = MaterialTheme.colorScheme.primary
+                                ),
+                        contentPadding = PaddingValues(horizontal = 20.dp, vertical = 8.dp)
+                ) {
+                    Text(
+                            text = "Today",
+                            style = MaterialTheme.typography.labelLarge,
+                            fontWeight = FontWeight.SemiBold
+                    )
+                }
+            }
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        Row(modifier = Modifier.fillMaxWidth()) {
+            listOf("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat").forEach { day ->
+                Text(
+                        text = day,
+                        modifier = Modifier.weight(1f),
+                        textAlign = TextAlign.Center,
+                        style = MaterialTheme.typography.labelSmall,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        fontWeight = FontWeight.Bold
+                )
+            }
+        }
+
+        Spacer(modifier = Modifier.height(8.dp))
+
+        val firstDayOfMonth = selectedMonth.atDay(1)
+        val daysInMonth = selectedMonth.lengthOfMonth()
+        val firstDayOfWeek = firstDayOfMonth.dayOfWeek.value % 7
+        val totalCells =
+                ((firstDayOfWeek + daysInMonth) / 7.0).let {
+                    if (it == it.toInt().toDouble()) it.toInt() * 7 else (it.toInt() + 1) * 7
+                }
+
+        LazyVerticalGrid(columns = GridCells.Fixed(7), modifier = Modifier.fillMaxWidth()) {
+            items(totalCells) { index ->
+                val dayNumber = index - firstDayOfWeek + 1
+
+                if (dayNumber in 1..daysInMonth) {
+                    val date = selectedMonth.atDay(dayNumber)
+                    val sessionsOnDate = sessionsByDate[date] ?: emptyList()
+                    val isSelected = date == selectedDate
+                    val isToday = date == LocalDate.now()
+
+                    CalendarDay(
+                            day = dayNumber,
+                            hasSession = sessionsOnDate.isNotEmpty(),
+                            isSelected = isSelected,
+                            isToday = isToday,
+                            onClick = {
+                                if (sessionsOnDate.isNotEmpty()) {
+                                    onDateSelected(if (isSelected) null else date)
+                                }
+                            }
+                    )
+                } else {
+                    Spacer(modifier = Modifier.aspectRatio(1f))
+                }
+            }
+        }
+
+        if (selectedDate != null) {
+            val sessionsOnSelectedDate = sessionsByDate[selectedDate] ?: emptyList()
+
+            Spacer(modifier = Modifier.height(16.dp))
+
+            Text(
+                    text =
+                            "Sessions on ${selectedDate.format(DateTimeFormatter.ofPattern("MMMM d, yyyy"))}",
+                    style = MaterialTheme.typography.titleSmall,
+                    fontWeight = FontWeight.Bold,
+                    modifier = Modifier.padding(vertical = 8.dp)
+            )
+
+            LazyColumn(modifier = Modifier.fillMaxWidth()) {
+                items(sessionsOnSelectedDate) { session ->
+                    SessionCard(
+                            session = session,
+                            gymName = gyms.find { it.id == session.gymId }?.name ?: "Unknown Gym",
+                            onClick = { onNavigateToSessionDetail(session.id) }
+                    )
+                    Spacer(modifier = Modifier.height(8.dp))
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun CalendarDay(
+        day: Int,
+        hasSession: Boolean,
+        isSelected: Boolean,
+        isToday: Boolean,
+        onClick: () -> Unit
+) {
+    Box(
+            modifier =
+                    Modifier.aspectRatio(1f)
+                            .padding(2.dp)
+                            .clip(CircleShape)
+                            .background(
+                                    when {
+                                        isSelected -> MaterialTheme.colorScheme.primaryContainer
+                                        isToday -> MaterialTheme.colorScheme.secondaryContainer
+                                        else -> Color.Transparent
+                                    }
+                            )
+                            .clickable(enabled = hasSession, onClick = onClick),
+            contentAlignment = Alignment.Center
+    ) {
+        Column(
+                horizontalAlignment = Alignment.CenterHorizontally,
+                verticalArrangement = Arrangement.Center
+        ) {
+            Text(
+                    text = day.toString(),
+                    style = MaterialTheme.typography.bodyMedium,
+                    color =
+                            when {
+                                isSelected -> MaterialTheme.colorScheme.onPrimaryContainer
+                                isToday -> MaterialTheme.colorScheme.onSecondaryContainer
+                                !hasSession -> MaterialTheme.colorScheme.onSurfaceVariant
+                                else -> MaterialTheme.colorScheme.onSurface
+                            },
+                    fontWeight = if (hasSession || isToday) FontWeight.Bold else FontWeight.Normal
+            )
+
+            if (hasSession) {
+                Box(
+                        modifier =
+                                Modifier.size(6.dp)
+                                        .clip(CircleShape)
+                                        .background(
+                                                if (isSelected) MaterialTheme.colorScheme.primary
+                                                else
+                                                        MaterialTheme.colorScheme.primary.copy(
+                                                                alpha = 0.7f
+                                                        )
+                                        )
+                )
+            }
+        }
+    }
+}
+
 private fun formatDate(dateString: String): String {
     return DateFormatUtils.formatDateForDisplay(dateString)
 }

android/app/src/main/java/com/atridad/ascently/ui/viewmodel/ClimbViewModel.kt

@@ -8,6 +8,7 @@ import com.atridad.ascently.data.model.*
 import com.atridad.ascently.data.repository.ClimbRepository
 import com.atridad.ascently.data.sync.SyncService
 import com.atridad.ascently.service.SessionTrackingService
+import com.atridad.ascently.utils.AppLogger
 import com.atridad.ascently.utils.ImageUtils
 import com.atridad.ascently.widget.ClimbStatsWidgetProvider
 import java.io.File
@@ -15,9 +16,9 @@ import kotlinx.coroutines.flow.*
 import kotlinx.coroutines.launch
 
 class ClimbViewModel(
-        private val repository: ClimbRepository,
-        val syncService: SyncService,
-        private val context: Context
+    private val repository: ClimbRepository,
+    val syncService: SyncService,
+    private val context: Context
 ) : ViewModel() {
 
     // Health Connect manager
@@ -29,49 +30,49 @@ class ClimbViewModel(
 
     // Data flows
     val gyms =
-            repository
-                    .getAllGyms()
-                    .stateIn(
-                            scope = viewModelScope,
-                            started = SharingStarted.WhileSubscribed(),
-                            initialValue = emptyList()
-                    )
+        repository
+            .getAllGyms()
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = emptyList()
+            )
 
     val problems =
-            repository
-                    .getAllProblems()
-                    .stateIn(
-                            scope = viewModelScope,
-                            started = SharingStarted.WhileSubscribed(),
-                            initialValue = emptyList()
-                    )
+        repository
+            .getAllProblems()
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = emptyList()
+            )
 
     val sessions =
-            repository
-                    .getAllSessions()
-                    .stateIn(
-                            scope = viewModelScope,
-                            started = SharingStarted.WhileSubscribed(),
-                            initialValue = emptyList()
-                    )
+        repository
+            .getAllSessions()
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = emptyList()
+            )
 
     val activeSession =
-            repository
-                    .getActiveSessionFlow()
-                    .stateIn(
-                            scope = viewModelScope,
-                            started = SharingStarted.WhileSubscribed(),
-                            initialValue = null
-                    )
+        repository
+            .getActiveSessionFlow()
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = null
+            )
 
     val attempts =
-            repository
-                    .getAllAttempts()
-                    .stateIn(
-                            scope = viewModelScope,
-                            started = SharingStarted.WhileSubscribed(),
-                            initialValue = emptyList()
-                    )
+        repository
+            .getAllAttempts()
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = emptyList()
+            )
 
     // Gym operations
     fun addGym(gym: Gym, updateWidgets: Boolean = true) {
@@ -124,7 +125,7 @@ class ClimbViewModel(
         problem.imagePaths.forEachIndexed { index, tempPath ->
             if (tempPath.startsWith("temp_")) {
                 val finalPath =
-                        ImageUtils.renameTemporaryImage(context, tempPath, problem.id, index)
+                    ImageUtils.renameTemporaryImage(context, tempPath, problem.id, index)
                 finalImagePaths.add(finalPath ?: tempPath)
             } else {
                 finalImagePaths.add(tempPath)
@@ -176,23 +177,23 @@ class ClimbViewModel(
 
             val allProblems = repository.getAllProblems().first()
             val updatedProblems =
-                    allProblems.map { problem ->
-                        if (problem.imagePaths.isNotEmpty()) {
-                            problem.copy(imagePaths = emptyList())
-                        } else {
-                            problem
-                        }
+                allProblems.map { problem ->
+                    if (problem.imagePaths.isNotEmpty()) {
+                        problem.copy(imagePaths = emptyList())
+                    } else {
+                        problem
                     }
+                }
 
             for (updatedProblem in updatedProblems) {
                 if (updatedProblem.imagePaths !=
-                                allProblems.find { it.id == updatedProblem.id }?.imagePaths
+                    allProblems.find { it.id == updatedProblem.id }?.imagePaths
                 ) {
                     repository.insertProblemWithoutSync(updatedProblem)
                 }
             }
 
-            println("Deleted $deletedCount image files and cleared image references")
+            AppLogger.i("ClimbViewModel") { "Deleted $deletedCount image files and cleared image references" }
         }
     }
 
@@ -225,7 +226,7 @@ class ClimbViewModel(
     }
 
     fun getSessionsByGym(gymId: String): Flow<List<ClimbSession>> =
-            repository.getSessionsByGym(gymId)
+        repository.getSessionsByGym(gymId)
 
     // Get last used gym for shortcut functionality
     suspend fun getLastUsedGym(): Gym? = repository.getLastUsedGym()
@@ -233,41 +234,35 @@ class ClimbViewModel(
     // Active session management
     fun startSession(context: Context, gymId: String, notes: String? = null) {
         viewModelScope.launch {
-            android.util.Log.d("ClimbViewModel", "startSession called with gymId: $gymId")
+            AppLogger.d("ClimbViewModel") { "startSession called with gymId: $gymId" }
 
             if (!com.atridad.ascently.utils.NotificationPermissionUtils
-                            .isNotificationPermissionGranted(context)
+                    .isNotificationPermissionGranted(context)
             ) {
-                android.util.Log.d("ClimbViewModel", "Notification permission not granted")
+                AppLogger.d("ClimbViewModel") { "Notification permission not granted" }
                 _uiState.value =
-                        _uiState.value.copy(
-                                error =
-                                        "Notification permission is required to track your climbing session. Please enable notifications in settings."
-                        )
+                    _uiState.value.copy(
+                        error =
+                            "Notification permission is required to track your climbing session. Please enable notifications in settings."
+                    )
                 return@launch
             }
 
             val existingActive = repository.getActiveSession()
             if (existingActive != null) {
-                android.util.Log.d(
-                        "ClimbViewModel",
-                        "Active session already exists: ${existingActive.id}"
-                )
+                AppLogger.d("ClimbViewModel") { "Active session already exists: ${existingActive.id}" }
                 _uiState.value =
-                        _uiState.value.copy(
-                                error = "There's already an active session. Please end it first."
-                        )
+                    _uiState.value.copy(
+                        error = "There's already an active session. Please end it first."
+                    )
                 return@launch
             }
 
-            android.util.Log.d("ClimbViewModel", "Creating new session")
+            AppLogger.d("ClimbViewModel") { "Creating new session" }
             val newSession = ClimbSession.create(gymId = gymId, notes = notes)
             repository.insertSession(newSession)
 
-            android.util.Log.d(
-                    "ClimbViewModel",
-                    "Starting tracking service for session: ${newSession.id}"
-            )
+            AppLogger.d("ClimbViewModel") { "Starting tracking service for session: ${newSession.id}" }
             // Start the tracking service
             val serviceIntent = SessionTrackingService.createStartIntent(context, newSession.id)
             context.startForegroundService(serviceIntent)
@@ -281,13 +276,13 @@ class ClimbViewModel(
     fun endSession(context: Context, sessionId: String) {
         viewModelScope.launch {
             if (!com.atridad.ascently.utils.NotificationPermissionUtils
-                            .isNotificationPermissionGranted(context)
+                    .isNotificationPermissionGranted(context)
             ) {
                 _uiState.value =
-                        _uiState.value.copy(
-                                error =
-                                        "Notification permission is required to manage your climbing session. Please enable notifications in settings."
-                        )
+                    _uiState.value.copy(
+                        error =
+                            "Notification permission is required to manage your climbing session. Please enable notifications in settings."
+                    )
                 return@launch
             }
 
@@ -313,7 +308,7 @@ class ClimbViewModel(
             val activeSession = repository.getActiveSession()
             if (activeSession != null && activeSession.status == SessionStatus.ACTIVE) {
                 val serviceIntent =
-                        SessionTrackingService.createStartIntent(context, activeSession.id)
+                    SessionTrackingService.createStartIntent(context, activeSession.id)
                 context.startForegroundService(serviceIntent)
             }
         }
@@ -348,32 +343,32 @@ class ClimbViewModel(
     }
 
     fun getAttemptsBySession(sessionId: String): Flow<List<Attempt>> =
-            repository.getAttemptsBySession(sessionId)
+        repository.getAttemptsBySession(sessionId)
 
     fun getAttemptsByProblem(problemId: String): Flow<List<Attempt>> =
-            repository.getAttemptsByProblem(problemId)
+        repository.getAttemptsByProblem(problemId)
 
     fun exportDataToZipUri(context: Context, uri: android.net.Uri) {
         viewModelScope.launch {
             try {
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = true,
-                                message = "Creating ZIP file with images..."
-                        )
+                    _uiState.value.copy(
+                        isLoading = true,
+                        message = "Creating ZIP file with images..."
+                    )
                 repository.exportAllDataToZipUri(context, uri)
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = false,
-                                message =
-                                        "Export complete! Your climbing data and images have been saved."
-                        )
+                    _uiState.value.copy(
+                        isLoading = false,
+                        message =
+                            "Export complete! Your climbing data and images have been saved."
+                    )
             } catch (e: Exception) {
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = false,
-                                error = "Export failed: ${e.message}"
-                        )
+                    _uiState.value.copy(
+                        isLoading = false,
+                        error = "Export failed: ${e.message}"
+                    )
             }
         }
     }
@@ -385,23 +380,23 @@ class ClimbViewModel(
 
                 if (!file.name.lowercase().endsWith(".zip")) {
                     throw Exception(
-                            "Only ZIP files are supported for import. Please use a ZIP file exported from Ascently."
+                        "Only ZIP files are supported for import. Please use a ZIP file exported from Ascently."
                     )
                 }
 
                 repository.importDataFromZip(file)
 
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = false,
-                                message = "Data imported successfully from ${file.name}"
-                        )
+                    _uiState.value.copy(
+                        isLoading = false,
+                        message = "Data imported successfully from ${file.name}"
+                    )
             } catch (e: Exception) {
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = false,
-                                error = "Import failed: ${e.message}"
-                        )
+                    _uiState.value.copy(
+                        isLoading = false,
+                        error = "Import failed: ${e.message}"
+                    )
             }
         }
     }
@@ -448,13 +443,13 @@ class ClimbViewModel(
                 repository.resetAllData()
 
                 _uiState.value =
-                        _uiState.value.copy(
-                                isLoading = false,
-                                message = "All data has been reset successfully"
-                        )
+                    _uiState.value.copy(
+                        isLoading = false,
+                        message = "All data has been reset successfully"
+                    )
             } catch (e: Exception) {
                 _uiState.value =
-                        _uiState.value.copy(isLoading = false, error = "Reset failed: ${e.message}")
+                    _uiState.value.copy(isLoading = false, error = "Reset failed: ${e.message}")
             }
         }
     }
@@ -469,23 +464,20 @@ class ClimbViewModel(
                 val attemptCount = attempts.size
 
                 val result =
-                        healthConnectManager.autoSyncCompletedSession(
-                                session,
-                                gymName,
-                                attemptCount
-                        )
+                    healthConnectManager.autoSyncCompletedSession(
+                        session,
+                        gymName,
+                        attemptCount
+                    )
 
                 result.onFailure { error ->
                     if (healthConnectManager.isReadySync()) {
-                        android.util.Log.w(
-                                "ClimbViewModel",
-                                "Health Connect sync failed: ${error.message}"
-                        )
+                        AppLogger.w("ClimbViewModel") { "Health Connect sync failed: ${error.message}" }
                     }
                 }
             } catch (e: Exception) {
                 if (healthConnectManager.isReadySync()) {
-                    android.util.Log.w("ClimbViewModel", "Health Connect sync error: ${e.message}")
+                    AppLogger.w("ClimbViewModel") { "Health Connect sync error: ${e.message}" }
                 }
             }
         }
@@ -493,7 +485,7 @@ class ClimbViewModel(
 }
 
 data class ClimbUiState(
-        val isLoading: Boolean = false,
-        val message: String? = null,
-        val error: String? = null
+    val isLoading: Boolean = false,
+    val message: String? = null,
+    val error: String? = null
 )

android/app/src/main/java/com/atridad/ascently/utils/AppLogger.kt

@@ -0,0 +1,48 @@
+package com.atridad.ascently.utils
+
+import android.util.Log
+import com.atridad.ascently.BuildConfig
+
+object AppLogger {
+
+    private const val DEFAULT_TAG = "Ascently"
+
+    enum class Level(val androidLevel: Int) {
+        DEBUG(Log.DEBUG),
+        INFO(Log.INFO),
+        WARN(Log.WARN),
+        ERROR(Log.ERROR)
+    }
+
+    fun d(tag: String = DEFAULT_TAG, messageProvider: () -> String) {
+        log(Level.DEBUG, tag, messageProvider)
+    }
+
+    fun i(tag: String = DEFAULT_TAG, messageProvider: () -> String) {
+        log(Level.INFO, tag, messageProvider)
+    }
+
+    fun w(tag: String = DEFAULT_TAG, throwable: Throwable? = null, messageProvider: () -> String) {
+        log(Level.WARN, tag, messageProvider, throwable)
+    }
+
+    fun e(tag: String = DEFAULT_TAG, throwable: Throwable? = null, messageProvider: () -> String) {
+        log(Level.ERROR, tag, messageProvider, throwable)
+    }
+
+    private fun log(
+        level: Level,
+        tag: String,
+        messageProvider: () -> String,
+        throwable: Throwable? = null
+    ) {
+        if (!BuildConfig.DEBUG) return
+
+        val message = messageProvider()
+        if (throwable != null) {
+            Log.println(level.androidLevel, tag, "$message\n${Log.getStackTraceString(throwable)}")
+        } else {
+            Log.println(level.androidLevel, tag, message)
+        }
+    }
+}

android/app/src/main/java/com/atridad/ascently/utils/ImageUtils.kt

@@ -6,7 +6,6 @@ import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.graphics.ImageDecoder
 import android.net.Uri
-import android.util.Log
 import androidx.core.graphics.scale
 import androidx.exifinterface.media.ExifInterface
 import java.io.File
@@ -30,17 +29,17 @@ object ImageUtils {
 
     /** Saves an image from a URI while preserving EXIF orientation data */
     private fun saveImageWithExif(
-            context: Context,
-            imageUri: Uri,
-            originalBitmap: Bitmap,
-            outputFile: File
+        context: Context,
+        imageUri: Uri,
+        originalBitmap: Bitmap,
+        outputFile: File
     ): Boolean {
         return try {
             // Get EXIF data from original image
             val originalExif =
-                    context.contentResolver.openInputStream(imageUri)?.use { input ->
-                        ExifInterface(input)
-                    }
+                context.contentResolver.openInputStream(imageUri)?.use { input ->
+                    ExifInterface(input)
+                }
 
             // Compress and save the bitmap
             val compressedBitmap = compressImage(originalBitmap)
@@ -73,7 +72,7 @@ object ImageUtils {
             compressedBitmap.recycle()
             true
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Error saving image with EXIF data" }
             false
         }
     }
@@ -86,11 +85,11 @@ object ImageUtils {
 
         // Calculate the scaling factor
         val scaleFactor =
-                if (width > height) {
-                    if (width > MAX_IMAGE_SIZE) MAX_IMAGE_SIZE.toFloat() / width else 1f
-                } else {
-                    if (height > MAX_IMAGE_SIZE) MAX_IMAGE_SIZE.toFloat() / height else 1f
-                }
+            if (width > height) {
+                if (width > MAX_IMAGE_SIZE) MAX_IMAGE_SIZE.toFloat() / width else 1f
+            } else {
+                if (height > MAX_IMAGE_SIZE) MAX_IMAGE_SIZE.toFloat() / height else 1f
+            }
 
         return if (scaleFactor < 1f) {
             val newWidth = (width * scaleFactor).toInt()
@@ -119,7 +118,7 @@ object ImageUtils {
             val file = getImageFile(context, relativePath)
             file.delete()
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Failed to delete image: $relativePath" }
             false
         }
     }
@@ -137,7 +136,7 @@ object ImageUtils {
             sourceFile.copyTo(destFile, overwrite = true)
             "$IMAGES_DIR/$filename"
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Failed to import image from source: ${sourceFile.name}" }
             null
         }
     }
@@ -148,16 +147,16 @@ object ImageUtils {
             val imagesDir = getImagesDirectory(context)
             imagesDir.listFiles()?.mapNotNull { file ->
                 if (file.isFile &&
-                                (file.extension == "jpg" ||
-                                        file.extension == "jpeg" ||
-                                        file.extension == "png")
+                    (file.extension == "jpg" ||
+                            file.extension == "jpeg" ||
+                            file.extension == "png")
                 ) {
                     "$IMAGES_DIR/${file.name}"
                 } else null
             }
-                    ?: emptyList()
+                ?: emptyList()
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Failed to enumerate images directory" }
             emptyList()
         }
     }
@@ -178,50 +177,47 @@ object ImageUtils {
 
             tempFilename
         } catch (e: Exception) {
-            Log.e("ImageUtils", "Error saving temporary image from URI", e)
+            AppLogger.e("ImageUtils", e) { "Error saving temporary image from URI" }
             null
         }
     }
 
     /** Renames a temporary image */
     fun renameTemporaryImage(
-            context: Context,
-            tempFilename: String,
-            problemId: String,
-            imageIndex: Int
+        context: Context,
+        tempFilename: String,
+        problemId: String,
+        imageIndex: Int
     ): String? {
         return try {
             val tempFile = File(getImagesDirectory(context), tempFilename)
             if (!tempFile.exists()) {
-                Log.e("ImageUtils", "Temporary file does not exist: $tempFilename")
+                AppLogger.e("ImageUtils") { "Temporary file does not exist: $tempFilename" }
                 return null
             }
 
             val deterministicFilename =
-                    ImageNamingUtils.generateImageFilename(problemId, imageIndex)
+                ImageNamingUtils.generateImageFilename(problemId, imageIndex)
             val finalFile = File(getImagesDirectory(context), deterministicFilename)
 
             if (tempFile.renameTo(finalFile)) {
-                Log.d(
-                        "ImageUtils",
-                        "Renamed temporary image: $tempFilename -> $deterministicFilename"
-                )
+                AppLogger.d("ImageUtils") { "Renamed temporary image: $tempFilename -> $deterministicFilename" }
                 deterministicFilename
             } else {
-                Log.e("ImageUtils", "Failed to rename temporary image: $tempFilename")
+                AppLogger.e("ImageUtils") { "Failed to rename temporary image: $tempFilename" }
                 null
             }
         } catch (e: Exception) {
-            Log.e("ImageUtils", "Error renaming temporary image", e)
+            AppLogger.e("ImageUtils", e) { "Error renaming temporary image" }
             null
         }
     }
 
     /** Saves image data with a specific filename */
     fun saveImageFromBytesWithFilename(
-            context: Context,
-            imageData: ByteArray,
-            filename: String
+        context: Context,
+        imageData: ByteArray,
+        filename: String
     ): String? {
         return try {
             val imageFile = File(getImagesDirectory(context), filename)
@@ -230,7 +226,7 @@ object ImageUtils {
             if (imageData.size > 5 * 1024 * 1024) { // 5MB threshold
                 // For large images, decode, compress, and try to preserve EXIF
                 val bitmap =
-                        BitmapFactory.decodeByteArray(imageData, 0, imageData.size) ?: return null
+                    BitmapFactory.decodeByteArray(imageData, 0, imageData.size) ?: return null
                 val compressedBitmap = compressImage(bitmap)
 
                 // Save compressed image
@@ -249,7 +245,7 @@ object ImageUtils {
                     destExif.saveAttributes()
                 } catch (e: Exception) {
                     // If EXIF preservation fails, continue without it
-                    Log.w("ImageUtils", "Failed to preserve EXIF data: ${e.message}")
+                    AppLogger.w("ImageUtils") { "Failed to preserve EXIF data: ${e.message}" }
                 }
 
                 bitmap.recycle()
@@ -262,7 +258,7 @@ object ImageUtils {
             // Return relative path
             "$IMAGES_DIR/$filename"
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Failed to save image from bytes: $filename" }
             null
         }
     }
@@ -275,7 +271,7 @@ object ImageUtils {
 
             orphanedImages.forEach { path -> deleteImage(context, path) }
         } catch (e: Exception) {
-            e.printStackTrace()
+            AppLogger.e("ImageUtils", e) { "Failed to clean up orphaned images" }
         }
     }
 }

android/app/src/main/java/com/atridad/ascently/utils/MigrationManager.kt

@@ -2,7 +2,6 @@ package com.atridad.ascently.utils
 
 import android.content.Context
 import android.content.SharedPreferences
-import android.util.Log
 import androidx.core.content.edit
 
 class MigrationManager(private val context: Context) {
@@ -14,7 +13,7 @@ class MigrationManager(private val context: Context) {
     }
 
     private val migrationPrefs: SharedPreferences =
-            context.getSharedPreferences(MIGRATION_PREFS, Context.MODE_PRIVATE)
+        context.getSharedPreferences(MIGRATION_PREFS, Context.MODE_PRIVATE)
 
     /**
      * Perform migration from OpenClimb to Ascently if needed This should be called early in app
@@ -22,11 +21,11 @@ class MigrationManager(private val context: Context) {
      */
     fun migrateIfNeeded() {
         if (migrationPrefs.getBoolean(MIGRATION_COMPLETED_KEY, false)) {
-            Log.d(TAG, "Migration already completed, skipping")
+            AppLogger.d(TAG) { "Migration already completed, skipping" }
             return
         }
 
-        Log.i(TAG, "🔄 Starting migration from OpenClimb to Ascently...")
+        AppLogger.i(TAG) { "🔄 Starting migration from OpenClimb to Ascently..." }
         var migrationCount = 0
 
         // Migrate SharedPreferences
@@ -36,12 +35,9 @@ class MigrationManager(private val context: Context) {
         migrationPrefs.edit { putBoolean(MIGRATION_COMPLETED_KEY, true) }
 
         if (migrationCount > 0) {
-            Log.i(
-                    TAG,
-                    "🎉 Migration completed! Migrated $migrationCount items from OpenClimb to Ascently"
-            )
+            AppLogger.i(TAG) { "🎉 Migration completed! Migrated $migrationCount items from OpenClimb to Ascently" }
         } else {
-            Log.i(TAG, "ℹ️ No OpenClimb data found to migrate")
+            AppLogger.i(TAG) { "ℹ️ No OpenClimb data found to migrate" }
         }
     }
 
@@ -51,12 +47,12 @@ class MigrationManager(private val context: Context) {
 
         // Define preference file migrations
         val preferenceFileMigrations =
-                listOf(
-                        "openclimb_data_state" to "ascently_data_state",
-                        "health_connect_prefs" to "health_connect_prefs", // Keep same name
-                        "deleted_items" to "deleted_items", // Keep same name
-                        "sync_preferences" to "sync_preferences" // Keep same name
-                )
+            listOf(
+                "openclimb_data_state" to "ascently_data_state",
+                "health_connect_prefs" to "health_connect_prefs", // Keep same name
+                "deleted_items" to "deleted_items", // Keep same name
+                "sync_preferences" to "sync_preferences" // Keep same name
+            )
 
         for ((oldFileName, newFileName) in preferenceFileMigrations) {
             if (oldFileName != newFileName) {
@@ -95,10 +91,7 @@ class MigrationManager(private val context: Context) {
             // Clear old preferences
             oldPrefs.edit { clear() }
 
-            Log.d(
-                    TAG,
-                    "✅ Migrated preference file: $oldFileName → $newFileName (${oldPrefs.all.size} keys)"
-            )
+            AppLogger.d(TAG) { "Migrated preference file: $oldFileName → $newFileName (${oldPrefs.all.size} keys)" }
             return oldPrefs.all.size
         }
 
@@ -111,12 +104,12 @@ class MigrationManager(private val context: Context) {
 
         // Check for any openclimb-prefixed keys across all preference files
         val preferencesToCheck =
-                listOf(
-                        "ascently_data_state",
-                        "health_connect_prefs",
-                        "deleted_items",
-                        "sync_preferences"
-                )
+            listOf(
+                "ascently_data_state",
+                "health_connect_prefs",
+                "deleted_items",
+                "sync_preferences"
+            )
 
         for (prefFileName in preferencesToCheck) {
             val prefs = context.getSharedPreferences(prefFileName, Context.MODE_PRIVATE)
@@ -150,7 +143,7 @@ class MigrationManager(private val context: Context) {
                     }
                 }
 
-                Log.d(TAG, "✅ Migrated ${keysToMigrate.size} keys in $prefFileName")
+                AppLogger.d(TAG) { "Migrated ${keysToMigrate.size} keys in $prefFileName" }
                 count += keysToMigrate.size
             }
         }
@@ -166,6 +159,6 @@ class MigrationManager(private val context: Context) {
     /** Reset migration state (for testing purposes) */
     fun resetMigrationState() {
         migrationPrefs.edit { putBoolean(MIGRATION_COMPLETED_KEY, false) }
-        Log.d(TAG, "Migration state reset")
+        AppLogger.d(TAG) { "Migration state reset" }
     }
 }

android/app/src/main/java/com/atridad/ascently/utils/ZipExportImportUtils.kt

@@ -22,19 +22,19 @@ object ZipExportImportUtils {
 
     /** Creates a ZIP file containing the JSON data and all referenced images */
     fun createExportZip(
-            context: Context,
-            exportData: ClimbDataBackup,
-            referencedImagePaths: Set<String>,
-            directory: File? = null
+        context: Context,
+        exportData: ClimbDataBackup,
+        referencedImagePaths: Set<String>,
+        directory: File? = null
     ): File {
         val exportDir =
-                directory
-                        ?: File(
-                                context.getExternalFilesDir(
-                                        android.os.Environment.DIRECTORY_DOCUMENTS
-                                ),
-                                "Ascently"
-                        )
+            directory
+                ?: File(
+                    context.getExternalFilesDir(
+                        android.os.Environment.DIRECTORY_DOCUMENTS
+                    ),
+                    "Ascently"
+                )
         if (!exportDir.exists()) {
             exportDir.mkdirs()
         }
@@ -52,10 +52,11 @@ object ZipExportImportUtils {
                 zipOut.closeEntry()
 
                 // Add JSON data file
-                val json = Json {
-                    prettyPrint = true
-                    ignoreUnknownKeys = true
-                }
+                val json =
+                    Json {
+                        prettyPrint = true
+                        ignoreUnknownKeys = true
+                    }
                 val jsonString = json.encodeToString(exportData)
 
                 val jsonEntry = ZipEntry(DATA_JSON_FILENAME)
@@ -78,24 +79,21 @@ object ZipExportImportUtils {
                             zipOut.closeEntry()
                             successfulImages++
                         } else {
-                            android.util.Log.w(
-                                    "ZipExportImportUtils",
-                                    "Image file not found or empty: $imagePath"
-                            )
+                            AppLogger.w("ZipExportImportUtils") {
+                                "Image file not found or empty: $imagePath"
+                            }
                         }
                     } catch (e: Exception) {
-                        android.util.Log.e(
-                                "ZipExportImportUtils",
-                                "Failed to add image $imagePath: ${e.message}"
-                        )
+                        AppLogger.e("ZipExportImportUtils", e) {
+                            "Failed to add image $imagePath: ${e.message}"
+                        }
                     }
                 }
 
                 // Log export summary
-                android.util.Log.i(
-                        "ZipExportImportUtils",
-                        "Export completed: ${successfulImages}/${referencedImagePaths.size} images included"
-                )
+                AppLogger.i("ZipExportImportUtils") {
+                    "Export completed: ${successfulImages}/${referencedImagePaths.size} images included"
+                }
             }
 
             // Validate the created ZIP file
@@ -115,10 +113,10 @@ object ZipExportImportUtils {
 
     /** Creates a ZIP file and writes it to a provided URI */
     fun createExportZipToUri(
-            context: Context,
-            uri: android.net.Uri,
-            exportData: ClimbDataBackup,
-            referencedImagePaths: Set<String>
+        context: Context,
+        uri: android.net.Uri,
+        exportData: ClimbDataBackup,
+        referencedImagePaths: Set<String>
     ) {
         try {
             context.contentResolver.openOutputStream(uri)?.use { outputStream ->
@@ -131,10 +129,11 @@ object ZipExportImportUtils {
                     zipOut.closeEntry()
 
                     // Add JSON data file
-                    val json = Json {
-                        prettyPrint = true
-                        ignoreUnknownKeys = true
-                    }
+                    val json =
+                        Json {
+                            prettyPrint = true
+                            ignoreUnknownKeys = true
+                        }
                     val jsonString = json.encodeToString(exportData)
 
                     val jsonEntry = ZipEntry(DATA_JSON_FILENAME)
@@ -158,28 +157,26 @@ object ZipExportImportUtils {
                                 successfulImages++
                             }
                         } catch (e: Exception) {
-                            android.util.Log.e(
-                                    "ZipExportImportUtils",
-                                    "Failed to add image $imagePath: ${e.message}"
-                            )
+                            AppLogger.e("ZipExportImportUtils", e) {
+                                "Failed to add image $imagePath: ${e.message}"
+                            }
                         }
                     }
 
-                    android.util.Log.i(
-                            "ZipExportImportUtils",
-                            "Export to URI completed: ${successfulImages}/${referencedImagePaths.size} images included"
-                    )
+                    AppLogger.i("ZipExportImportUtils") {
+                        "Export to URI completed: ${successfulImages}/${referencedImagePaths.size} images included"
+                    }
                 }
             }
-                    ?: throw IOException("Could not open output stream")
+                ?: throw IOException("Could not open output stream")
         } catch (e: Exception) {
             throw IOException("Failed to create export ZIP to URI: ${e.message}")
         }
     }
 
     private fun createMetadata(
-            exportData: ClimbDataBackup,
-            referencedImagePaths: Set<String>
+        exportData: ClimbDataBackup,
+        referencedImagePaths: Set<String>
     ): String {
         return buildString {
             appendLine("Ascently Export Metadata")
@@ -197,8 +194,8 @@ object ZipExportImportUtils {
 
     /** Data class to hold extraction results */
     data class ImportResult(
-            val jsonContent: String,
-            val importedImagePaths: Map<String, String> // original filename -> new relative path
+        val jsonContent: String,
+        val importedImagePaths: Map<String, String> // original filename -> new relative path
     )
 
     /** Extracts a ZIP file and returns the JSON content and imported image paths */
@@ -217,16 +214,17 @@ object ZipExportImportUtils {
                             // Read metadata for validation
                             val metadataContent = zipIn.readBytes().toString(Charsets.UTF_8)
                             foundRequiredFiles.add("metadata")
-                            android.util.Log.i(
-                                    "ZipExportImportUtils",
-                                    "Found metadata: ${metadataContent.lines().take(3).joinToString()}"
-                            )
+                            AppLogger.i("ZipExportImportUtils") {
+                                "Found metadata: ${metadataContent.lines().take(3).joinToString()}"
+                            }
                         }
+
                         entry.name == DATA_JSON_FILENAME -> {
                             // Read JSON data
                             jsonContent = zipIn.readBytes().toString(Charsets.UTF_8)
                             foundRequiredFiles.add("data")
                         }
+
                         entry.name.startsWith("$IMAGES_DIR_NAME/") && !entry.isDirectory -> {
                             // Extract image file
                             val originalFilename = entry.name.substringAfter("$IMAGES_DIR_NAME/")
@@ -234,11 +232,11 @@ object ZipExportImportUtils {
                             try {
                                 // Create temporary file to hold the extracted image
                                 val tempFile =
-                                        File.createTempFile(
-                                                "import_image_",
-                                                "_$originalFilename",
-                                                context.cacheDir
-                                        )
+                                    File.createTempFile(
+                                        "import_image_",
+                                        "_$originalFilename",
+                                        context.cacheDir
+                                    )
 
                                 FileOutputStream(tempFile).use { output -> zipIn.copyTo(output) }
 
@@ -248,37 +246,33 @@ object ZipExportImportUtils {
                                     val newPath = ImageUtils.importImageFile(context, tempFile)
                                     if (newPath != null) {
                                         importedImagePaths[originalFilename] = newPath
-                                        android.util.Log.d(
-                                                "ZipExportImportUtils",
-                                                "Successfully imported image: $originalFilename -> $newPath"
-                                        )
+                                        AppLogger.d("ZipExportImportUtils") {
+                                            "Successfully imported image: $originalFilename -> $newPath"
+                                        }
                                     } else {
-                                        android.util.Log.w(
-                                                "ZipExportImportUtils",
-                                                "Failed to import image: $originalFilename"
-                                        )
+                                        AppLogger.w("ZipExportImportUtils") {
+                                            "Failed to import image: $originalFilename"
+                                        }
                                     }
                                 } else {
-                                    android.util.Log.w(
-                                            "ZipExportImportUtils",
-                                            "Extracted image is empty: $originalFilename"
-                                    )
+                                    AppLogger.w("ZipExportImportUtils") {
+                                        "Extracted image is empty: $originalFilename"
+                                    }
                                 }
 
                                 // Clean up temp file
                                 tempFile.delete()
                             } catch (e: Exception) {
-                                android.util.Log.e(
-                                        "ZipExportImportUtils",
-                                        "Failed to process image $originalFilename: ${e.message}"
-                                )
+                                AppLogger.e("ZipExportImportUtils", e) {
+                                    "Failed to process image $originalFilename: ${e.message}"
+                                }
                             }
                         }
+
                         else -> {
-                            android.util.Log.d(
-                                    "ZipExportImportUtils",
-                                    "Skipping ZIP entry: ${entry.name}"
-                            )
+                            AppLogger.d("ZipExportImportUtils") {
+                                "Skipping ZIP entry: ${entry.name}"
+                            }
                         }
                     }
 
@@ -296,10 +290,9 @@ object ZipExportImportUtils {
                 throw IOException("Invalid ZIP file: data.json is empty")
             }
 
-            android.util.Log.i(
-                    "ZipExportImportUtils",
-                    "Import extraction completed: ${importedImagePaths.size} images processed"
-            )
+            AppLogger.i("ZipExportImportUtils") {
+                "Import extraction completed: ${importedImagePaths.size} images processed"
+            }
 
             return ImportResult(jsonContent, importedImagePaths)
         } catch (e: Exception) {
@@ -312,16 +305,16 @@ object ZipExportImportUtils {
      * the new ones after import
      */
     fun updateProblemImagePaths(
-            problems: List<BackupProblem>,
-            imagePathMapping: Map<String, String>
+        problems: List<BackupProblem>,
+        imagePathMapping: Map<String, String>
     ): List<BackupProblem> {
         return problems.map { problem ->
             val updatedImagePaths =
-                    (problem.imagePaths ?: emptyList()).mapNotNull { oldPath ->
-                        // Extract filename from the old path
-                        val filename = oldPath.substringAfterLast("/")
-                        imagePathMapping[filename]
-                    }
+                (problem.imagePaths ?: emptyList()).mapNotNull { oldPath ->
+                    // Extract filename from the old path
+                    val filename = oldPath.substringAfterLast("/")
+                    imagePathMapping[filename]
+                }
             problem.withUpdatedImagePaths(updatedImagePaths)
         }
     }

android/app/src/main/java/com/atridad/ascently/widget/ClimbStatsWidgetProvider.kt

@@ -11,6 +11,7 @@ import com.atridad.ascently.MainActivity
 import com.atridad.ascently.R
 import com.atridad.ascently.data.database.AscentlyDatabase
 import com.atridad.ascently.data.repository.ClimbRepository
+import java.time.LocalDate
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
@@ -48,53 +49,47 @@ class ClimbStatsWidgetProvider : AppWidgetProvider() {
                 val database = AscentlyDatabase.getDatabase(context)
                 val repository = ClimbRepository(database, context)
 
-                // Fetch stats data
+                // Get last 7 days date range (rolling period)
+                val today = LocalDate.now()
+                val sevenDaysAgo = today.minusDays(6) // Today + 6 days ago = 7 days total
+
+                // Fetch all sessions and attempts
                 val sessions = repository.getAllSessions().first()
-                val problems = repository.getAllProblems().first()
                 val attempts = repository.getAllAttempts().first()
-                val gyms = repository.getAllGyms().first()
 
-                // Calculate stats
-                val completedSessions = sessions.filter { it.endTime != null }
-
-                // Count problems that have been completed (have at least one successful attempt)
-                val completedProblems =
-                        problems
-                                .filter { problem ->
-                                    attempts.any { attempt ->
-                                        attempt.problemId == problem.id &&
-                                                (attempt.result ==
-                                                        com.atridad.ascently.data.model
-                                                                .AttemptResult.SUCCESS ||
-                                                        attempt.result ==
-                                                                com.atridad.ascently.data.model
-                                                                        .AttemptResult.FLASH)
-                                    }
-                                }
-                                .size
-
-                val favoriteGym =
-                        sessions.groupBy { it.gymId }.maxByOrNull { it.value.size }?.let {
-                                (gymId, _) ->
-                            gyms.find { it.id == gymId }?.name
+                // Filter for last 7 days across all gyms
+                val weekSessions =
+                        sessions.filter { session ->
+                            try {
+                                val sessionDate = LocalDate.parse(session.date.substring(0, 10))
+                                !sessionDate.isBefore(sevenDaysAgo) && !sessionDate.isAfter(today)
+                            } catch (_: Exception) {
+                                false
+                            }
                         }
-                                ?: "No sessions yet"
+
+                val weekSessionIds = weekSessions.map { it.id }.toSet()
+
+                // Count total attempts this week
+                val totalAttempts =
+                        attempts.count { attempt -> weekSessionIds.contains(attempt.sessionId) }
+
+                // Count sessions this week
+                val totalSessions = weekSessions.size
 
                 launch(Dispatchers.Main) {
                     val views = RemoteViews(context.packageName, R.layout.widget_climb_stats)
 
-                    views.setTextViewText(
-                            R.id.widget_total_sessions,
-                            completedSessions.size.toString()
-                    )
-                    views.setTextViewText(
-                            R.id.widget_problems_completed,
-                            completedProblems.toString()
-                    )
-                    views.setTextViewText(R.id.widget_total_problems, problems.size.toString())
-                    views.setTextViewText(R.id.widget_favorite_gym, favoriteGym)
+                    // Set weekly stats
+                    views.setTextViewText(R.id.widget_attempts_value, totalAttempts.toString())
+                    views.setTextViewText(R.id.widget_sessions_value, totalSessions.toString())
 
-                    val intent = Intent(context, MainActivity::class.java)
+                    val intent =
+                            Intent(context, MainActivity::class.java).apply {
+                                flags =
+                                        Intent.FLAG_ACTIVITY_NEW_TASK or
+                                                Intent.FLAG_ACTIVITY_CLEAR_TOP
+                            }
                     val pendingIntent =
                             PendingIntent.getActivity(
                                     context,
@@ -110,10 +105,8 @@ class ClimbStatsWidgetProvider : AppWidgetProvider() {
             } catch (_: Exception) {
                 launch(Dispatchers.Main) {
                     val views = RemoteViews(context.packageName, R.layout.widget_climb_stats)
-                    views.setTextViewText(R.id.widget_total_sessions, "0")
-                    views.setTextViewText(R.id.widget_problems_completed, "0")
-                    views.setTextViewText(R.id.widget_total_problems, "0")
-                    views.setTextViewText(R.id.widget_favorite_gym, "No data")
+                    views.setTextViewText(R.id.widget_attempts_value, "0")
+                    views.setTextViewText(R.id.widget_sessions_value, "0")
 
                     val intent = Intent(context, MainActivity::class.java)
                     val pendingIntent =

android/app/src/main/res/drawable/ic_checkmark_circle.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M12,2C6.48,2 2,6.48 2,12C2,17.52 6.48,22 12,22C17.52,22 22,17.52 22,12C22,6.48 17.52,2 12,2ZM10,17L5,12L6.41,10.59L10,14.17L17.59,6.58L19,8L10,17Z"/>
+</vector>

android/app/src/main/res/drawable/ic_circle_filled.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M9,11.24V7.5C9,6.12 10.12,5 11.5,5S14,6.12 14,7.5v3.74c1.21,-0.81 2,-2.18 2,-3.74C16,5.01 13.99,3 11.5,3S7,5.01 7,7.5C7,9.06 7.79,10.43 9,11.24zM18.84,15.87l-4.54,-2.26c-0.17,-0.07 -0.35,-0.11 -0.54,-0.11H13v-6C13,6.67 12.33,6 11.5,6S10,6.67 10,7.5v10.74l-3.43,-0.72c-0.08,-0.01 -0.15,-0.03 -0.24,-0.03c-0.31,0 -0.59,0.13 -0.79,0.33l-0.79,0.8l4.94,4.94C9.96,23.83 10.34,24 10.75,24h6.79c0.75,0 1.33,-0.55 1.44,-1.28l0.75,-5.27c0.01,-0.07 0.02,-0.14 0.02,-0.2C19.75,16.63 19.37,16.09 18.84,15.87z"/>
+</vector>

android/app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -4,27 +4,6 @@
     android:height="108dp"
     android:viewportWidth="108"
     android:viewportHeight="108">
-    
-    <group
-        android:scaleX="0.7"
-        android:scaleY="0.7"
-        android:translateX="16.2"
-        android:translateY="20">
-        
-        <!-- Left mountain (yellow/amber) -->
-        <path
-            android:fillColor="#FFC107"
-            android:strokeColor="#1C1C1C"
-            android:strokeWidth="3"
-            android:strokeLineJoin="round"
-            android:pathData="M15,70 L35,25 L55,70 Z" />
-        
-        <!-- Right mountain (red) -->
-        <path
-            android:fillColor="#F44336"
-            android:strokeColor="#1C1C1C"
-            android:strokeWidth="3"
-            android:strokeLineJoin="round"
-            android:pathData="M40,70 L65,15 L90,70 Z" />
-    </group>
+    <path android:fillColor="#FFC107" android:pathData="M24.000,78.545 L41.851,38.380 L59.702,78.545 Z" />
+    <path android:fillColor="#F44336" android:pathData="M39.372,78.545 L61.686,29.455 L84.000,78.545 Z" />
 </vector>

android/app/src/main/res/drawable/ic_mountains.xml

@@ -4,29 +4,6 @@
     android:height="24dp"
     android:viewportWidth="24"
     android:viewportHeight="24">
-    
-    <!-- Left mountain (yellow/amber) -->
-    <path
-        android:fillColor="#FFC107"
-        android:pathData="M3,18 L8,9 L13,18 Z" />
-    
-    <!-- Right mountain (red) -->
-    <path
-        android:fillColor="#F44336"
-        android:pathData="M11,18 L16,7 L21,18 Z" />
-    
-    <!-- Black outlines -->
-    <path
-        android:fillColor="@android:color/transparent"
-        android:strokeColor="#1C1C1C"
-        android:strokeWidth="1"
-        android:strokeLineJoin="round"
-        android:pathData="M3,18 L8,9 L13,18" />
-    
-    <path
-        android:fillColor="@android:color/transparent"
-        android:strokeColor="#1C1C1C"
-        android:strokeWidth="1"
-        android:strokeLineJoin="round"
-        android:pathData="M11,18 L16,7 L21,18" />
+    <path android:fillColor="#FFC107" android:pathData="M2.000,20.182 L7.950,6.793 L13.901,20.182 Z" />
+    <path android:fillColor="#F44336" android:pathData="M7.124,20.182 L14.562,3.818 L22.000,20.182 Z" />
 </vector>

android/app/src/main/res/drawable/ic_splash.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M0,0 L108,0 L108,108 L0,108 Z" />
+
+    <path
+        android:fillColor="#FFC107"
+        android:pathData="M24,74 L42,34 L60,74 Z" />
+
+    <path
+        android:fillColor="#F44336"
+        android:pathData="M41,74 L59,24 L84,74 Z" />
+</vector>

android/app/src/main/res/layout/widget_climb_stats.xml

@@ -5,190 +5,84 @@
     android:layout_height="match_parent"
     android:background="@drawable/widget_background"
     android:orientation="vertical"
-    android:padding="12dp">
+    android:padding="12dp"
+    android:gravity="center">
 
-    <!-- Header -->
+    <!-- Header with icon and "Weekly" text -->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:gravity="center_vertical"
         android:orientation="horizontal"
+        android:gravity="center_vertical"
         android:layout_marginBottom="12dp">
 
         <ImageView
-            android:layout_width="24dp"
-            android:layout_height="24dp"
+            android:layout_width="28dp"
+            android:layout_height="28dp"
             android:src="@drawable/ic_mountains"
             android:tint="@color/widget_primary"
-            android:layout_marginEnd="8dp" />
-
-        <TextView
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:text="Ascently"
-            android:textSize="16sp"
-            android:textStyle="bold"
-            android:textColor="@color/widget_text_primary" />
+            android:layout_marginEnd="8dp"
+            android:contentDescription="@string/ascently_icon" />
 
         <TextView
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:text="Climbing Stats"
-            android:textSize="12sp"
-            android:textColor="@color/widget_text_secondary" />
+            android:text="@string/weekly"
+            android:textSize="18sp"
+            android:textColor="@color/widget_text_primary" />
 
     </LinearLayout>
 
-    <!-- Stats Grid -->
+    <!-- Attempts Row -->
     <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1"
-        android:orientation="vertical"
-        android:gravity="center">
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="12dp">
 
-        <!-- Top Row -->
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="0dp"
-            android:layout_weight="1"
-            android:orientation="horizontal"
-            android:layout_marginBottom="8dp">
+        <ImageView
+            android:layout_width="32dp"
+            android:layout_height="32dp"
+            android:src="@drawable/ic_circle_filled"
+            android:tint="@color/widget_primary"
+            android:layout_marginEnd="12dp"
+            android:contentDescription="Attempts icon" />
 
-            <!-- Sessions Card -->
-            <LinearLayout
-                android:layout_width="0dp"
-                android:layout_height="match_parent"
-                android:layout_weight="1"
-                android:orientation="vertical"
-                android:gravity="center"
-                android:background="@drawable/widget_stat_card_background"
-                android:layout_marginEnd="4dp"
-                android:padding="12dp">
+        <TextView
+            android:id="@+id/widget_attempts_value"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="0"
+            android:textSize="40sp"
+            android:textStyle="bold"
+            android:textColor="@color/widget_text_primary" />
 
-                <TextView
-                    android:id="@+id/widget_total_sessions"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="0"
-                    android:textSize="22sp"
-                    android:textStyle="bold"
-                    android:textColor="@color/widget_primary" />
+    </LinearLayout>
 
-                <TextView
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="Sessions"
-                    android:textSize="12sp"
-                    android:textColor="@color/widget_text_secondary"
-                    android:layout_marginTop="2dp" />
+    <!-- Sessions Row -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical">
 
-            </LinearLayout>
+        <ImageView
+            android:layout_width="32dp"
+            android:layout_height="32dp"
+            android:src="@drawable/ic_play_arrow_24"
+            android:tint="@color/widget_primary"
+            android:layout_marginEnd="12dp"
+            android:contentDescription="@string/sessions_icon" />
 
-            <!-- Problems Card -->
-            <LinearLayout
-                android:layout_width="0dp"
-                android:layout_height="match_parent"
-                android:layout_weight="1"
-                android:orientation="vertical"
-                android:gravity="center"
-                android:background="@drawable/widget_stat_card_background"
-                android:layout_marginStart="4dp"
-                android:padding="12dp">
-
-                <TextView
-                    android:id="@+id/widget_problems_completed"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="0"
-                    android:textSize="22sp"
-                    android:textStyle="bold"
-                    android:textColor="@color/widget_primary" />
-
-                <TextView
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="Completed"
-                    android:textSize="12sp"
-                    android:textColor="@color/widget_text_secondary"
-                    android:layout_marginTop="2dp" />
-
-            </LinearLayout>
-
-        </LinearLayout>
-
-        <!-- Bottom Row -->
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="0dp"
-            android:layout_weight="1"
-            android:orientation="horizontal">
-
-            <!-- Success Rate Card -->
-            <LinearLayout
-                android:layout_width="0dp"
-                android:layout_height="match_parent"
-                android:layout_weight="1"
-                android:orientation="vertical"
-                android:gravity="center"
-                android:background="@drawable/widget_stat_card_background"
-                android:layout_marginEnd="4dp"
-                android:padding="12dp">
-
-                <TextView
-                    android:id="@+id/widget_total_problems"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="0"
-                    android:textSize="22sp"
-                    android:textStyle="bold"
-                    android:textColor="@color/widget_secondary" />
-
-                <TextView
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="Problems"
-                    android:textSize="12sp"
-                    android:textColor="@color/widget_text_secondary"
-                    android:layout_marginTop="2dp" />
-
-            </LinearLayout>
-
-            <!-- Favorite Gym Card -->
-            <LinearLayout
-                android:layout_width="0dp"
-                android:layout_height="match_parent"
-                android:layout_weight="1"
-                android:orientation="vertical"
-                android:gravity="center"
-                android:background="@drawable/widget_stat_card_background"
-                android:layout_marginStart="4dp"
-                android:padding="12dp">
-
-                <TextView
-                    android:id="@+id/widget_favorite_gym"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="No gyms"
-                    android:textSize="13sp"
-                    android:textStyle="bold"
-                    android:textColor="@color/widget_accent"
-                    android:gravity="center"
-                    android:maxLines="2"
-                    android:ellipsize="end" />
-
-                <TextView
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="Favorite"
-                    android:textSize="12sp"
-                    android:textColor="@color/widget_text_secondary"
-                    android:layout_marginTop="2dp" />
-
-            </LinearLayout>
-
-        </LinearLayout>
+        <TextView
+            android:id="@+id/widget_sessions_value"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/_0"
+            android:textSize="40sp"
+            android:textStyle="bold"
+            android:textColor="@color/widget_text_primary" />
 
     </LinearLayout>
 

android/app/src/main/res/values/strings.xml

@@ -12,5 +12,9 @@
     <string name="shortcut_end_session_disabled">No active session to end</string>
 
     <!-- Widget -->
-    <string name="widget_description">View your climbing stats at a glance</string>
+    <string name="widget_description">View your weekly climbing stats</string>
+    <string name="ascently_icon">Ascently icon</string>
+    <string name="weekly">Weekly</string>
+    <string name="sessions_icon">Sessions icon</string>
+    <string name="_0">0</string>
 </resources>

android/app/src/main/res/values/themes.xml

@@ -4,7 +4,7 @@
 
     <style name="Theme.Ascently.Splash" parent="Theme.Ascently">
         <item name="android:windowSplashScreenBackground">@color/splash_background</item>
-        <item name="android:windowSplashScreenAnimatedIcon">@drawable/ic_mountains</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/ic_splash</item>
         <item name="android:windowSplashScreenAnimationDuration">200</item>
     </style>
 </resources>

android/app/src/main/res/xml/widget_climb_stats_info.xml

@@ -3,15 +3,14 @@
     android:description="@string/widget_description"
     android:initialKeyguardLayout="@layout/widget_climb_stats"
     android:initialLayout="@layout/widget_climb_stats"
-    android:minWidth="250dp"
-    android:minHeight="180dp"
+    android:minWidth="110dp"
+    android:minHeight="110dp"
+    android:maxResizeWidth="110dp"
+    android:maxResizeHeight="110dp"
     android:previewImage="@drawable/ic_mountains"
     android:previewLayout="@layout/widget_climb_stats"
-    android:resizeMode="horizontal|vertical"
-    android:targetCellWidth="4"
+    android:resizeMode="none"
+    android:targetCellWidth="2"
     android:targetCellHeight="2"
     android:updatePeriodMillis="1800000"
-    android:widgetCategory="home_screen"
-    android:widgetFeatures="reconfigurable"
-    android:maxResizeWidth="320dp"
-    android:maxResizeHeight="240dp" />
+    android:widgetCategory="home_screen" />

branding/.gitignore

@@ -0,0 +1,3 @@
+*.tmp
+.DS_Store
+*.log

branding/generate.py

@@ -0,0 +1,394 @@
+#!/usr/bin/env python3
+
+import xml.etree.ElementTree as ET
+from pathlib import Path
+from typing import Callable, TypedDict
+from PIL import Image, ImageDraw
+
+
+class Polygon(TypedDict):
+    coords: list[tuple[float, float]]
+    fill: str
+
+
+SCRIPT_DIR = Path(__file__).parent
+PROJECT_ROOT = SCRIPT_DIR.parent
+SOURCE_DIR = SCRIPT_DIR / "source"
+LOGOS_DIR = SCRIPT_DIR / "logos"
+
+
+def parse_svg_polygons(svg_path: Path) -> list[Polygon]:
+    tree = ET.parse(svg_path)
+    root = tree.getroot()
+
+    ns = {"svg": "http://www.w3.org/2000/svg"}
+    polygons = root.findall(".//svg:polygon", ns)
+    if not polygons:
+        polygons = root.findall(".//polygon")
+
+    result: list[Polygon] = []
+    for poly in polygons:
+        points_str = poly.get("points", "").strip()
+        fill = poly.get("fill", "#000000")
+
+        coords: list[tuple[float, float]] = []
+        for pair in points_str.split():
+            x, y = pair.split(",")
+            coords.append((float(x), float(y)))
+
+        result.append({"coords": coords, "fill": fill})
+
+    return result
+
+
+def get_bbox(polygons: list[Polygon]) -> dict[str, float]:
+    all_coords: list[tuple[float, float]] = []
+    for poly in polygons:
+        all_coords.extend(poly["coords"])
+
+    xs = [c[0] for c in all_coords]
+    ys = [c[1] for c in all_coords]
+
+    return {
+        "min_x": min(xs),
+        "max_x": max(xs),
+        "min_y": min(ys),
+        "max_y": max(ys),
+        "width": max(xs) - min(xs),
+        "height": max(ys) - min(ys),
+    }
+
+
+def scale_and_center(
+    polygons: list[Polygon], viewbox_size: float, target_width: float
+) -> list[Polygon]:
+    bbox = get_bbox(polygons)
+
+    scale = target_width / bbox["width"]
+    center = viewbox_size / 2
+
+    scaled_polys: list[Polygon] = []
+    for poly in polygons:
+        scaled_coords = [(x * scale, y * scale) for x, y in poly["coords"]]
+        scaled_polys.append({"coords": scaled_coords, "fill": poly["fill"]})
+
+    scaled_bbox = get_bbox(scaled_polys)
+    current_center_x = (scaled_bbox["min_x"] + scaled_bbox["max_x"]) / 2
+    current_center_y = (scaled_bbox["min_y"] + scaled_bbox["max_y"]) / 2
+
+    offset_x = center - current_center_x
+    offset_y = center - current_center_y
+
+    final_polys: list[Polygon] = []
+    for poly in scaled_polys:
+        final_coords = [(x + offset_x, y + offset_y) for x, y in poly["coords"]]
+        final_polys.append({"coords": final_coords, "fill": poly["fill"]})
+
+    return final_polys
+
+
+def format_svg_points(coords: list[tuple[float, float]]) -> str:
+    return " ".join(f"{x:.3f},{y:.3f}" for x, y in coords)
+
+
+def format_android_path(coords: list[tuple[float, float]]) -> str:
+    points = " ".join(f"{x:.3f},{y:.3f}" for x, y in coords)
+    pairs = points.split()
+    return f"M{pairs[0]} L{pairs[1]} L{pairs[2]} Z"
+
+
+def generate_svg(polygons: list[Polygon], width: int, height: int) -> str:
+    lines = [
+        f'<svg width="{width}" height="{height}" viewBox="0 0 {width} {height}" xmlns="http://www.w3.org/2000/svg">'
+    ]
+    for poly in polygons:
+        points = format_svg_points(poly["coords"])
+        lines.append(f'  <polygon points="{points}" fill="{poly["fill"]}"/>')
+    lines.append("</svg>")
+    return "\n".join(lines)
+
+
+def generate_android_vector(
+    polygons: list[Polygon], width: int, height: int, viewbox: int
+) -> str:
+    lines = [
+        '<?xml version="1.0" encoding="utf-8"?>',
+        '<vector xmlns:android="http://schemas.android.com/apk/res/android"',
+        f'    android:width="{width}dp"',
+        f'    android:height="{height}dp"',
+        f'    android:viewportWidth="{viewbox}"',
+        f'    android:viewportHeight="{viewbox}">',
+    ]
+    for poly in polygons:
+        path = format_android_path(poly["coords"])
+        lines.append(
+            f'    <path android:fillColor="{poly["fill"]}" android:pathData="{path}" />'
+        )
+    lines.append("</vector>")
+    return "\n".join(lines)
+
+
+def rasterize_svg(
+    svg_path: Path,
+    output_path: Path,
+    size: int,
+    bg_color: tuple[int, int, int, int] | None = None,
+    circular: bool = False,
+) -> None:
+    from xml.dom import minidom
+
+    doc = minidom.parse(str(svg_path))
+
+    img = Image.new(
+        "RGBA", (size, size), (255, 255, 255, 0) if bg_color is None else bg_color
+    )
+    draw = ImageDraw.Draw(img)
+
+    svg_elem = doc.getElementsByTagName("svg")[0]
+    viewbox = svg_elem.getAttribute("viewBox").split()
+    if viewbox:
+        vb_width = float(viewbox[2])
+        vb_height = float(viewbox[3])
+        scale_x = size / vb_width
+        scale_y = size / vb_height
+    else:
+        scale_x = scale_y = 1
+
+    def parse_transform(
+        transform_str: str,
+    ) -> Callable[[float, float], tuple[float, float]]:
+        import re
+
+        if not transform_str:
+            return lambda x, y: (x, y)
+
+        transforms: list[tuple[str, list[float]]] = []
+        for match in re.finditer(r"(\w+)\(([^)]+)\)", transform_str):
+            func, args_str = match.groups()
+            args = [float(x) for x in args_str.replace(",", " ").split()]
+            transforms.append((func, args))
+
+        def apply_transforms(x: float, y: float) -> tuple[float, float]:
+            for func, args in transforms:
+                if func == "translate":
+                    x += args[0]
+                    y += args[1] if len(args) > 1 else args[0]
+                elif func == "scale":
+                    x *= args[0]
+                    y *= args[1] if len(args) > 1 else args[0]
+            return x, y
+
+        return apply_transforms
+
+    for g in doc.getElementsByTagName("g"):
+        transform = parse_transform(g.getAttribute("transform"))
+
+        for poly in g.getElementsByTagName("polygon"):
+            points_str = poly.getAttribute("points").strip()
+            fill = poly.getAttribute("fill")
+            if not fill:
+                fill = "#000000"
+
+            coords: list[tuple[float, float]] = []
+            for pair in points_str.split():
+                x, y = pair.split(",")
+                x, y = float(x), float(y)
+                x, y = transform(x, y)
+                coords.append((x * scale_x, y * scale_y))
+
+            draw.polygon(coords, fill=fill)
+
+    for poly in doc.getElementsByTagName("polygon"):
+        if poly.parentNode and getattr(poly.parentNode, "tagName", None) == "g":
+            continue
+
+        points_str = poly.getAttribute("points").strip()
+        fill = poly.getAttribute("fill")
+        if not fill:
+            fill = "#000000"
+
+        coords = []
+        for pair in points_str.split():
+            x, y = pair.split(",")
+            coords.append((float(x) * scale_x, float(y) * scale_y))
+
+        draw.polygon(coords, fill=fill)
+
+    if circular:
+        mask = Image.new("L", (size, size), 0)
+        mask_draw = ImageDraw.Draw(mask)
+        mask_draw.ellipse((0, 0, size, size), fill=255)
+        img.putalpha(mask)
+
+    img.save(output_path)
+
+
+def main() -> None:
+    print("Generating branding assets...")
+
+    logo_svg = SOURCE_DIR / "logo.svg"
+    icon_light = SOURCE_DIR / "icon-light.svg"
+    icon_dark = SOURCE_DIR / "icon-dark.svg"
+    icon_tinted = SOURCE_DIR / "icon-tinted.svg"
+
+    polygons = parse_svg_polygons(logo_svg)
+
+    print("  iOS...")
+    ios_assets = PROJECT_ROOT / "ios/Ascently/Assets.xcassets/AppIcon.appiconset"
+
+    for src, dst in [
+        (icon_light, ios_assets / "app_icon_light_template.svg"),
+        (icon_dark, ios_assets / "app_icon_dark_template.svg"),
+        (icon_tinted, ios_assets / "app_icon_tinted_template.svg"),
+    ]:
+        with open(src) as f:
+            content = f.read()
+        with open(dst, "w") as f:
+            f.write(content)
+
+    img_light = Image.new("RGB", (1024, 1024), (255, 255, 255))
+    draw_light = ImageDraw.Draw(img_light)
+    scaled = scale_and_center(polygons, 1024, int(1024 * 0.7))
+    for poly in scaled:
+        coords = [(x, y) for x, y in poly["coords"]]
+        draw_light.polygon(coords, fill=poly["fill"])
+    img_light.save(ios_assets / "app_icon_1024.png")
+
+    img_dark = Image.new("RGB", (1024, 1024), (26, 26, 26))
+    draw_dark = ImageDraw.Draw(img_dark)
+    for poly in scaled:
+        coords = [(x, y) for x, y in poly["coords"]]
+        draw_dark.polygon(coords, fill=poly["fill"])
+    img_dark.save(ios_assets / "app_icon_1024_dark.png")
+
+    img_tinted = Image.new("RGB", (1024, 1024), (0, 0, 0))
+    draw_tinted = ImageDraw.Draw(img_tinted)
+    for i, poly in enumerate(scaled):
+        coords = [(x, y) for x, y in poly["coords"]]
+        draw_tinted.polygon(coords, fill=(0, 0, 0))
+    img_tinted.save(ios_assets / "app_icon_1024_tinted.png")
+
+    print("  Android...")
+
+    polys_108 = scale_and_center(polygons, 108, 60)
+    android_xml = generate_android_vector(polys_108, 108, 108, 108)
+    (
+        PROJECT_ROOT / "android/app/src/main/res/drawable/ic_launcher_foreground.xml"
+    ).write_text(android_xml)
+
+    polys_24 = scale_and_center(polygons, 24, 20)
+    mountains_xml = generate_android_vector(polys_24, 24, 24, 24)
+    (PROJECT_ROOT / "android/app/src/main/res/drawable/ic_mountains.xml").write_text(
+        mountains_xml
+    )
+
+    for density, size in [
+        ("mdpi", 48),
+        ("hdpi", 72),
+        ("xhdpi", 96),
+        ("xxhdpi", 144),
+        ("xxxhdpi", 192),
+    ]:
+        mipmap_dir = PROJECT_ROOT / f"android/app/src/main/res/mipmap-{density}"
+
+        img = Image.new("RGBA", (size, size), (255, 255, 255, 255))
+        draw = ImageDraw.Draw(img)
+
+        scaled = scale_and_center(polygons, size, int(size * 0.6))
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw.polygon(coords, fill=poly["fill"])
+
+        img.save(mipmap_dir / "ic_launcher.webp")
+
+        img_round = Image.new("RGBA", (size, size), (255, 255, 255, 255))
+        draw_round = ImageDraw.Draw(img_round)
+
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw_round.polygon(coords, fill=poly["fill"])
+
+        mask = Image.new("L", (size, size), 0)
+        mask_draw = ImageDraw.Draw(mask)
+        mask_draw.ellipse((0, 0, size, size), fill=255)
+        img_round.putalpha(mask)
+
+        img_round.save(mipmap_dir / "ic_launcher_round.webp")
+
+    print("  Docs...")
+
+    polys_32 = scale_and_center(polygons, 32, 26)
+    logo_svg_32 = generate_svg(polys_32, 32, 32)
+    (PROJECT_ROOT / "docs/src/assets/logo.svg").write_text(logo_svg_32)
+    (PROJECT_ROOT / "docs/src/assets/logo-dark.svg").write_text(logo_svg_32)
+
+    polys_256 = scale_and_center(polygons, 256, 208)
+    logo_svg_256 = generate_svg(polys_256, 256, 256)
+    (PROJECT_ROOT / "docs/src/assets/logo-highres.svg").write_text(logo_svg_256)
+
+    logo_32_path = PROJECT_ROOT / "docs/src/assets/logo.svg"
+    rasterize_svg(logo_32_path, PROJECT_ROOT / "docs/public/favicon.png", 32)
+
+    sizes = [16, 32, 48]
+    imgs = []
+    for size in sizes:
+        img = Image.new("RGBA", (size, size), (255, 255, 255, 0))
+        draw = ImageDraw.Draw(img)
+
+        scaled = scale_and_center(polygons, size, int(size * 0.8))
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw.polygon(coords, fill=poly["fill"])
+
+        imgs.append(img)
+
+    imgs[0].save(
+        PROJECT_ROOT / "docs/public/favicon.ico",
+        format="ICO",
+        sizes=[(s, s) for s in sizes],
+        append_images=imgs[1:],
+    )
+
+    print("  Logos...")
+
+    LOGOS_DIR.mkdir(exist_ok=True)
+
+    sizes = [64, 128, 256, 512, 1024, 2048]
+    for size in sizes:
+        img = Image.new("RGBA", (size, size), (255, 255, 255, 0))
+        draw = ImageDraw.Draw(img)
+
+        scaled = scale_and_center(polygons, size, int(size * 0.8))
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw.polygon(coords, fill=poly["fill"])
+
+        img.save(LOGOS_DIR / f"logo-{size}.png")
+
+    for size in sizes:
+        img = Image.new("RGBA", (size, size), (255, 255, 255, 255))
+        draw = ImageDraw.Draw(img)
+
+        scaled = scale_and_center(polygons, size, int(size * 0.8))
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw.polygon(coords, fill=poly["fill"])
+
+        img.save(LOGOS_DIR / f"logo-{size}-white.png")
+
+    for size in sizes:
+        img = Image.new("RGBA", (size, size), (26, 26, 26, 255))
+        draw = ImageDraw.Draw(img)
+
+        scaled = scale_and_center(polygons, size, int(size * 0.8))
+        for poly in scaled:
+            coords = [(x, y) for x, y in poly["coords"]]
+            draw.polygon(coords, fill=poly["fill"])
+
+        img.save(LOGOS_DIR / f"logo-{size}-dark.png")
+
+    print("Done.")
+
+
+if __name__ == "__main__":
+    main()

branding/generate.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+if ! command -v python3 &> /dev/null; then
+    echo "Error: Python 3 required"
+    exit 1
+fi
+
+python3 "$SCRIPT_DIR/generate.py"

branding/source/icon-dark.svg

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
+  <rect width="1024" height="1024" fill="#1A1A1A" rx="180" ry="180"/>
+  <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
+    <polygon points="8,75 35,14.25 62,75" fill="#FFC107"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#F44336"/>
+  </g>
+</svg>

branding/source/icon-light.svg

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
+  <rect width="1024" height="1024" fill="#FFFFFF" rx="180" ry="180"/>
+  <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
+    <polygon points="8,75 35,14.25 62,75" fill="#FFC107"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#F44336"/>
+  </g>
+</svg>

branding/source/icon-tinted.svg

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
+  <rect width="1024" height="1024" fill="transparent" rx="180" ry="180"/>
+  <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
+    <polygon points="8,75 35,14.25 62,75" fill="#000000" opacity="0.8"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#000000" opacity="0.9"/>
+  </g>
+</svg>

branding/source/logo.svg

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="108" height="108" viewBox="0 0 108 108" xmlns="http://www.w3.org/2000/svg">
+  <polygon points="8,75 35,14.25 62,75" fill="#FFC107"/>
+  <polygon points="31.25,75 65,0.75 98.75,75" fill="#F44336"/>
+</svg>

docs/package.json

@@ -25,9 +25,13 @@
     "astro": "astro"
   },
   "dependencies": {
-    "@astrojs/node": "^9.5.0",
-    "@astrojs/starlight": "^0.36.1",
-    "astro": "^5.14.5",
-    "sharp": "^0.34.4"
+    "@astrojs/node": "^9.5.1",
+    "@astrojs/starlight": "^0.36.2",
+    "astro": "^5.16.0",
+    "qrcode": "^1.5.4",
+    "sharp": "^0.34.5"
+  },
+  "devDependencies": {
+    "@types/qrcode": "^1.5.6"
   }
 }

docs/src/assets/logo-dark.svg

@@ -1,15 +1,4 @@
 <svg width="32" height="32" viewBox="0 0 32 32" xmlns="http://www.w3.org/2000/svg">
-  <!-- Left mountain (amber/yellow) -->
-  <polygon points="6,24 12,8 18,24"
-           fill="#FFC107"
-           stroke="#FFFFFF"
-           stroke-width="1"
-           stroke-linejoin="round"/>
-
-  <!-- Right mountain (red) -->
-  <polygon points="14,24 22,4 30,24"
-           fill="#F44336"
-           stroke="#FFFFFF"
-           stroke-width="1"
-           stroke-linejoin="round"/>
+  <polygon points="3.000,26.636 10.736,9.231 18.471,26.636" fill="#FFC107"/>
+  <polygon points="9.661,26.636 19.331,5.364 29.000,26.636" fill="#F44336"/>
 </svg>

docs/src/assets/logo-highres.svg

@@ -1,15 +1,4 @@
 <svg width="256" height="256" viewBox="0 0 256 256" xmlns="http://www.w3.org/2000/svg">
-  <!-- Left mountain (amber/yellow) -->
-  <polygon points="48,192 96,64 144,192"
-           fill="#FFC107"
-           stroke="#1C1C1C"
-           stroke-width="4"
-           stroke-linejoin="round"/>
-
-  <!-- Right mountain (red) -->
-  <polygon points="112,192 176,32 240,192"
-           fill="#F44336"
-           stroke="#1C1C1C"
-           stroke-width="4"
-           stroke-linejoin="round"/>
+  <polygon points="24.000,213.091 85.884,73.851 147.769,213.091" fill="#FFC107"/>
+  <polygon points="77.289,213.091 154.645,42.909 232.000,213.091" fill="#F44336"/>
 </svg>

docs/src/assets/logo.svg

@@ -1,15 +1,4 @@
 <svg width="32" height="32" viewBox="0 0 32 32" xmlns="http://www.w3.org/2000/svg">
-  <!-- Left mountain (amber/yellow) -->
-  <polygon points="6,24 12,8 18,24"
-           fill="#FFC107"
-           stroke="#1C1C1C"
-           stroke-width="1"
-           stroke-linejoin="round"/>
-
-  <!-- Right mountain (red) -->
-  <polygon points="14,24 22,4 30,24"
-           fill="#F44336"
-           stroke="#1C1C1C"
-           stroke-width="1"
-           stroke-linejoin="round"/>
+  <polygon points="3.000,26.636 10.736,9.231 18.471,26.636" fill="#FFC107"/>
+  <polygon points="9.661,26.636 19.331,5.364 29.000,26.636" fill="#F44336"/>
 </svg>

docs/src/components/DownloadButtons.astro

@@ -0,0 +1,155 @@
+---
+import { Tabs, TabItem } from "@astrojs/starlight/components";
+import { Card, CardGrid } from "@astrojs/starlight/components";
+import { LinkButton } from "@astrojs/starlight/components";
+import { Badge } from "@astrojs/starlight/components";
+import QRCode from "./QRCode.astro";
+import { downloadLinks, requirements } from "../config";
+
+interface Props {
+    showQR?: boolean;
+}
+
+const { showQR = false } = Astro.props;
+
+const hasLink = (link: string | undefined) => link && link.trim() !== "";
+---
+
+<Tabs syncKey="platform">
+    <TabItem label="Android" icon="star">
+        <CardGrid>
+            {
+                hasLink(downloadLinks.android.playStore) && (
+                    <Card title="Google Play Store" icon="star">
+                        <p style="text-align: center;">
+                            <LinkButton
+                                href={downloadLinks.android.playStore}
+                                variant="primary"
+                                icon="external"
+                            >
+                                Get on Play Store
+                            </LinkButton>
+                        </p>
+                        {showQR && (
+                            <p style="text-align: center;">
+                                <QRCode
+                                    data={downloadLinks.android.playStore}
+                                    size={200}
+                                    alt="QR code for Play Store"
+                                />
+                            </p>
+                        )}
+                    </Card>
+                )
+            }
+
+            {
+                hasLink(downloadLinks.android.obtainium) && (
+                    <Card title="Obtainium" icon="rocket">
+                        <p style="text-align: center;">
+                            <LinkButton
+                                href={downloadLinks.android.obtainium}
+                                variant="primary"
+                                icon="external"
+                            >
+                                Get on Obtainium
+                            </LinkButton>
+                        </p>
+                        {showQR && (
+                            <p style="text-align: center;">
+                                <QRCode
+                                    data={downloadLinks.android.obtainium}
+                                    size={200}
+                                    alt="QR code for Obtainium"
+                                />
+                            </p>
+                        )}
+                    </Card>
+                )
+            }
+
+            {
+                hasLink(downloadLinks.android.releases) && (
+                    <Card title="Direct Download" icon="download">
+                        <p style="text-align: center;">
+                            <LinkButton
+                                href={downloadLinks.android.releases}
+                                variant="secondary"
+                                icon="external"
+                            >
+                                Download APK
+                            </LinkButton>
+                        </p>
+                        {showQR && (
+                            <p style="text-align: center;">
+                                <QRCode
+                                    data={downloadLinks.android.releases}
+                                    size={200}
+                                    alt="QR code for APK download"
+                                />
+                            </p>
+                        )}
+                    </Card>
+                )
+            }
+        </CardGrid>
+
+        <p><strong>Requirements:</strong> {requirements.android}</p>
+    </TabItem>
+
+    <TabItem label="iOS" icon="apple">
+        <CardGrid>
+            {
+                hasLink(downloadLinks.ios.appStore) && (
+                    <Card title="App Store" icon="rocket">
+                        <p style="text-align: center;">
+                            <LinkButton
+                                href={downloadLinks.ios.appStore}
+                                variant="primary"
+                                icon="external"
+                            >
+                                Download on App Store
+                            </LinkButton>
+                        </p>
+                        {showQR && (
+                            <p style="text-align: center;">
+                                <QRCode
+                                    data={downloadLinks.ios.appStore}
+                                    size={200}
+                                    alt="QR code for App Store"
+                                />
+                            </p>
+                        )}
+                    </Card>
+                )
+            }
+
+            {
+                hasLink(downloadLinks.ios.testFlight) && (
+                    <Card title="TestFlight Beta" icon="warning">
+                        <p style="text-align: center;">
+                            <LinkButton
+                                href={downloadLinks.ios.testFlight}
+                                variant="secondary"
+                                icon="external"
+                            >
+                                Join TestFlight
+                            </LinkButton>
+                        </p>
+                        {showQR && (
+                            <p style="text-align: center;">
+                                <QRCode
+                                    data={downloadLinks.ios.testFlight}
+                                    size={200}
+                                    alt="QR code for TestFlight"
+                                />
+                            </p>
+                        )}
+                    </Card>
+                )
+            }
+        </CardGrid>
+
+        <p><strong>Requirements:</strong> {requirements.ios}</p>
+    </TabItem>
+</Tabs>

docs/src/components/QRCode.astro

@@ -0,0 +1,111 @@
+---
+import * as QR from "qrcode";
+
+interface Props {
+    data: string;
+    size?: number;
+    alt?: string;
+}
+
+const { data, size = 200, alt = "QR Code" } = Astro.props;
+
+// Generate QR code for dark mode
+let darkModeQR = "";
+try {
+    darkModeQR = await QR.toDataURL(data, {
+        width: size,
+        margin: 2,
+        color: {
+            dark: "#FFBF00",
+            light: "#17181C",
+        },
+    });
+} catch (err) {
+    console.error("Failed to generate dark mode QR code:", err);
+}
+
+// Generate QR code for light mode
+let lightModeQR = "";
+try {
+    lightModeQR = await QR.toDataURL(data, {
+        width: size,
+        margin: 2,
+        color: {
+            dark: "#F24B3C",
+            light: "#FFFFFF",
+        },
+    });
+} catch (err) {
+    console.error("Failed to generate light mode QR code:", err);
+}
+
+const uniqueId = `qr-${Math.random().toString(36).substr(2, 9)}`;
+---
+
+{
+    (darkModeQR || lightModeQR) && (
+        <img
+            id={uniqueId}
+            alt={alt}
+            width={size}
+            height={size}
+            data-light-src={lightModeQR}
+            data-dark-src={darkModeQR}
+            style="margin: auto;"
+        />
+    )
+}
+
+<script is:inline define:vars={{ uniqueId, lightModeQR, darkModeQR }}>
+    (function () {
+        const img = document.getElementById(uniqueId);
+        if (!img) return;
+
+        const theme = document.documentElement.getAttribute("data-theme");
+        if (theme === "dark" && darkModeQR) {
+            img.setAttribute("src", darkModeQR);
+        } else if (lightModeQR) {
+            img.setAttribute("src", lightModeQR);
+        }
+    })();
+</script>
+
+<script>
+    function updateQRCodes() {
+        const theme = document.documentElement.getAttribute("data-theme");
+        const qrImages = document.querySelectorAll(
+            "img[data-light-src][data-dark-src]",
+        );
+
+        qrImages.forEach((img) => {
+            const lightSrc = img.getAttribute("data-light-src");
+            const darkSrc = img.getAttribute("data-dark-src");
+
+            if (theme === "dark" && darkSrc) {
+                img.setAttribute("src", darkSrc);
+            } else if (lightSrc) {
+                img.setAttribute("src", lightSrc);
+            }
+        });
+    }
+
+    // Set initial theme on page load
+    updateQRCodes();
+
+    // Watch for theme changes
+    const observer = new MutationObserver((mutations) => {
+        mutations.forEach((mutation) => {
+            if (
+                mutation.type === "attributes" &&
+                mutation.attributeName === "data-theme"
+            ) {
+                updateQRCodes();
+            }
+        });
+    });
+
+    observer.observe(document.documentElement, {
+        attributes: true,
+        attributeFilter: ["data-theme"],
+    });
+</script>

docs/src/config.ts

@@ -0,0 +1,17 @@
+export const requirements = {
+  android: "Android 12+",
+  ios: "iOS 17+",
+} as const;
+
+export const downloadLinks = {
+  android: {
+    releases: "https://git.atri.dad/atridad/Ascently/releases",
+    obtainium:
+      "https://apps.obtainium.imranr.dev/redirect?r=obtainium://add/https://git.atri.dad/atridad/Ascently/releases",
+    playStore: "",
+  },
+  ios: {
+    appStore: "https://apps.apple.com/ca/app/ascently/id6753959144",
+    testFlight: "https://testflight.apple.com/join/E2DYRGH8",
+  },
+} as const;

docs/src/content/docs/download.md

@@ -1,26 +0,0 @@
----
-title: Download
-description: Get Ascently on your Android or iOS device
----
-
-## Android
-
-### Option 1: Direct APK Download
-Download the latest APK from the [Releases page](https://git.atri.dad/atridad/Ascently/releases).
-
-### Option 2: Obtainium
-Use Obtainium for automatic updates:
-
-[<img src="https://github.com/ImranR98/Obtainium/blob/main/assets/graphics/badge_obtainium.png?raw=true" alt="Obtainium" height="41">](https://apps.obtainium.imranr.dev/redirect?r=obtainium://app/%7B%22id%22%3A%22com.atridad.ascently%22%2C%22url%22%3A%22https%3A%2F%2Fgit.atri.dad%2Fatridad%2FAscently%2Freleases%22%2C%22author%22%3A%22git.atri.dad%22%2C%22name%22%3A%22Ascently%22%2C%22preferredApkIndex%22%3A0%2C%22additionalSettings%22%3A%22%7B%5C%22intermediateLink%5C%22%3A%5B%5D%2C%5C%22customLinkFilterRegex%5C%22%3A%5C%22%5C%22%2C%5C%22filterByLinkText%5C%22%3Afalse%2C%5C%22skipSort%5C%22%3Afalse%2C%5C%22reverseSort%5C%22%3Afalse%2C%5C%22sortByLastLinkSegment%5C%22%3Afalse%2C%5C%22versionExtractWholePage%5C%22%3Afalse%2C%5C%22requestHeader%5C%22%3A%5B%7B%5C%22requestHeader%5C%22%3A%5C%22User-Agent%3A%20Mozilla%2F5.0%20(Linux%3B%20Android%2010%3B%20K)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F114.0.0.0%20Mobile%20Safari%2F537.36%5C%22%7D%5D%2C%5C%22defaultPseudoVersioningMethod%5C%22%3A%5C%22partialAPKHash%5C%22%2C%5C%22trackOnly%5C%22%3Afalse%2C%5C%22versionExtractionRegEx%5C%22%3A%5C%22%5C%22%2C%5C%22matchGroupToUse%5C%22%3A%5C%22%5C%22%2C%5C%22versionDetection%5C%22%3Afalse%2C%5C%22useVersionCodeAsOSVersion%5C%22%3Afalse%2C%5C%22apkFilterRegEx%5C%22%3A%5C%22%5C%22%2C%5C%22invertAPKFilter%5C%22%3Afalse%2C%5C%22autoApkFilterByArch%5C%22%3Atrue%2C%5C%22appName%5C%22%3A%5C%22Ascently%5C%22%2C%5C%22appAuthor%5C%22%3A%5C%22%5C%22%2C%5C%22shizukuPretendToBeGooglePlay%5C%22%3Afalse%2C%5C%22allowInsecure%5C%22%3Afalse%2C%5C%22exemptFromBackgroundUpdates%5C%22%3Afalse%2C%5C%22skipUpdateNotifications%5C%22%3Afalse%2C%5C%22about%5C%22%3A%5C%22%5C%22%2C%5C%22refreshBeforeDownload%5C%22%3Afalse%7D%22%2C%22overrideSource%22%3Anull%7D)
-
-## iOS
-
-### App Store
-Download from the app store [here](https://apps.apple.com/ca/app/ascently/id6753959144)
-
-### TestFlight Beta
-Join the TestFlight beta [here](https://testflight.apple.com/join/E2DYRGH8)
-
-## Requirements
-
-- **Android 12+** or **iOS 17+**

docs/src/content/docs/download.mdx

@@ -0,0 +1,10 @@
+---
+title: Download
+description: Get Ascently on your Android or iOS device
+---
+
+import DownloadButtons from '../../components/DownloadButtons.astro';
+
+Get Ascently on your device and start tracking your climbs today!
+
+<DownloadButtons showQR={true} />

ios/Ascently.xcodeproj/LiveActivityManager.swift

@@ -25,7 +25,7 @@ final class LiveActivityManager {
                 pushType: nil
             )
         } catch {
-            print("Failed to start live activity: \(error)")
+            AppLogger.error("Failed to start live activity: \(error)", tag: "LegacyLiveActivityManager")
         }
     }
 

ios/Ascently.xcodeproj/project.pbxproj

@@ -465,7 +465,7 @@
 				CODE_SIGN_ENTITLEMENTS = Ascently/Ascently.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 27;
+				CURRENT_PROJECT_VERSION = 32;
 				DEVELOPMENT_TEAM = 4BC9Y2LL4B;
 				DRIVERKIT_DEPLOYMENT_TARGET = 24.6;
 				ENABLE_PREVIEWS = YES;
@@ -487,7 +487,7 @@
 					"@executable_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 15.6;
-				MARKETING_VERSION = 2.1.0;
+				MARKETING_VERSION = 2.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.atridad.Ascently;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -513,7 +513,7 @@
 				CODE_SIGN_ENTITLEMENTS = Ascently/Ascently.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 27;
+				CURRENT_PROJECT_VERSION = 32;
 				DEVELOPMENT_TEAM = 4BC9Y2LL4B;
 				DRIVERKIT_DEPLOYMENT_TARGET = 24.6;
 				ENABLE_PREVIEWS = YES;
@@ -535,7 +535,7 @@
 					"@executable_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 15.6;
-				MARKETING_VERSION = 2.1.0;
+				MARKETING_VERSION = 2.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.atridad.Ascently;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -602,7 +602,7 @@
 				ASSETCATALOG_COMPILER_WIDGET_BACKGROUND_COLOR_NAME = WidgetBackground;
 				CODE_SIGN_ENTITLEMENTS = SessionStatusLiveExtension.entitlements;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 27;
+				CURRENT_PROJECT_VERSION = 32;
 				DEVELOPMENT_TEAM = 4BC9Y2LL4B;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = SessionStatusLive/Info.plist;
@@ -613,7 +613,7 @@
 					"@executable_path/Frameworks",
 					"@executable_path/../../Frameworks",
 				);
-				MARKETING_VERSION = 2.1.0;
+				MARKETING_VERSION = 2.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.atridad.Ascently.SessionStatusLive;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
@@ -632,7 +632,7 @@
 				ASSETCATALOG_COMPILER_WIDGET_BACKGROUND_COLOR_NAME = WidgetBackground;
 				CODE_SIGN_ENTITLEMENTS = SessionStatusLiveExtension.entitlements;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 27;
+				CURRENT_PROJECT_VERSION = 32;
 				DEVELOPMENT_TEAM = 4BC9Y2LL4B;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = SessionStatusLive/Info.plist;
@@ -643,7 +643,7 @@
 					"@executable_path/Frameworks",
 					"@executable_path/../../Frameworks",
 				);
-				MARKETING_VERSION = 2.1.0;
+				MARKETING_VERSION = 2.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.atridad.Ascently.SessionStatusLive;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;

ios/Ascently/AppIntents/AscentlyShortcuts.swift

@@ -0,0 +1,33 @@
+import AppIntents
+
+/// Provides a curated list of the most useful Ascently shortcuts for Siri and the Shortcuts app.
+/// Surfaces intents that users can trigger hands-free to manage their climbing sessions.
+struct AscentlyShortcuts: AppShortcutsProvider {
+
+    static var shortcutTileColor: ShortcutTileColor {
+        .teal
+    }
+
+    static var appShortcuts: [AppShortcut] {
+        return [
+            AppShortcut(
+                intent: StartLastGymSessionIntent(),
+                phrases: [
+                    "Start my climb in \(.applicationName)",
+                    "Begin my last gym session in \(.applicationName)",
+                ],
+                shortTitle: "Start Climb",
+                systemImageName: "figure.climbing"
+            ),
+            AppShortcut(
+                intent: EndActiveSessionIntent(),
+                phrases: [
+                    "Finish my climb in \(.applicationName)",
+                    "End my session in \(.applicationName)",
+                ],
+                shortTitle: "End Climb",
+                systemImageName: "flag.checkered"
+            ),
+        ]
+    }
+}

ios/Ascently/AppIntents/EndActiveSessionIntent.swift

@@ -0,0 +1,40 @@
+import AppIntents
+import Foundation
+
+/// Ends the currently active climbing session so logging stays in sync across devices.
+/// Exposed to Shortcuts so users can wrap up a session without opening the app.
+struct EndActiveSessionIntent: AppIntent {
+
+    static var title: LocalizedStringResource {
+        "End Active Session"
+    }
+
+    static var description: IntentDescription {
+        IntentDescription(
+            "Stop the active climbing session and save its progress in Ascently."
+        )
+    }
+
+    static var openAppWhenRun: Bool {
+        false
+    }
+
+    func perform() async throws -> some IntentResult & ProvidesDialog {
+        do {
+            let summary = try await SessionIntentController().endActiveSession()
+            let dialog = IntentDialog("Session at \(summary.gymName) ended. Nice work!")
+            return .result(dialog: dialog)
+        } catch SessionIntentError.noActiveSession {
+            // No active session is fine - just return a friendly message
+            let dialog = IntentDialog("No active session to end.")
+            return .result(dialog: dialog)
+        } catch {
+            // Re-throw other errors
+            throw error
+        }
+    }
+
+    static var parameterSummary: some ParameterSummary {
+        Summary("End my current climbing session")
+    }
+}

ios/Ascently/AppIntents/SessionIntentSupport.swift

@@ -0,0 +1,95 @@
+import Foundation
+
+/// User-visible errors that can arise while handling session-related intents.
+enum SessionIntentError: LocalizedError {
+    case noRecentGym
+    case noActiveSession
+    case failedToStartSession
+    case failedToEndSession
+
+    var errorDescription: String? {
+        switch self {
+        case .noRecentGym:
+            return "There's no recent gym to start a session with."
+        case .noActiveSession:
+            return "There isn't an active session to end right now."
+        case .failedToStartSession:
+            return "Ascently couldn't start a new session."
+        case .failedToEndSession:
+            return "Ascently couldn't finish the active session."
+        }
+    }
+}
+
+struct SessionIntentSummary: Sendable {
+    let sessionId: UUID
+    let gymName: String
+    let status: SessionStatus
+}
+
+/// Central controller that exposes the minimal climbing session operations used by App Intents and shortcuts.
+@MainActor
+final class SessionIntentController {
+
+    private let dataManager: ClimbingDataManager
+
+    init(dataManager: ClimbingDataManager = .shared) {
+        self.dataManager = dataManager
+    }
+
+    /// Starts a new session using the most recently visited gym.
+    func startSessionWithLastUsedGym() async throws -> SessionIntentSummary {
+        // Give a moment for data to be ready if app just launched
+        if dataManager.gyms.isEmpty {
+            try? await Task.sleep(nanoseconds: 500_000_000)  // 0.5 seconds
+        }
+
+        guard let lastGym = dataManager.getLastUsedGym() else {
+            logFailure(.noRecentGym, context: "No recorded sessions available")
+            throw SessionIntentError.noRecentGym
+        }
+
+        guard let startedSession = await dataManager.startSessionAsync(gymId: lastGym.id) else {
+            logFailure(.failedToStartSession, context: "Data manager failed to create new session")
+            throw SessionIntentError.failedToStartSession
+        }
+
+        return SessionIntentSummary(
+            sessionId: startedSession.id,
+            gymName: lastGym.name,
+            status: startedSession.status
+        )
+    }
+
+    /// Ends the currently active climbing session, if one exists.
+    func endActiveSession() async throws -> SessionIntentSummary {
+        guard let activeSession = dataManager.activeSession else {
+            logFailure(.noActiveSession, context: "No active session stored in data manager")
+            throw SessionIntentError.noActiveSession
+        }
+
+        guard let completedSession = await dataManager.endSessionAsync(activeSession.id) else {
+            logFailure(
+                .failedToEndSession, context: "Data manager failed to complete active session")
+            throw SessionIntentError.failedToEndSession
+        }
+
+        guard let gym = dataManager.gym(withId: completedSession.gymId) else {
+            logFailure(
+                .failedToEndSession,
+                context: "Gym missing for completed session \(completedSession.id)")
+            throw SessionIntentError.failedToEndSession
+        }
+
+        return SessionIntentSummary(
+            sessionId: completedSession.id,
+            gymName: gym.name,
+            status: completedSession.status
+        )
+    }
+
+    private func logFailure(_ error: SessionIntentError, context: String) {
+        // Logging from intent context - errors are visible to user via dialog
+        print("SessionIntentError: \(error). Context: \(context)")
+    }
+}

ios/Ascently/AppIntents/StartLastGymSessionIntent.swift

@@ -0,0 +1,43 @@
+import AppIntents
+import Foundation
+
+/// Starts a climbing session at the most recently visited gym.
+/// Exposed to Shortcuts so users can begin logging without opening the app.
+struct StartLastGymSessionIntent: AppIntent {
+
+    static var title: LocalizedStringResource {
+        "Start Last Gym Session"
+    }
+
+    static var description: IntentDescription {
+        IntentDescription(
+            "Begin a new climbing session using the most recent gym you visited in Ascently."
+        )
+    }
+
+    static var openAppWhenRun: Bool {
+        true
+    }
+
+    func perform() async throws -> some IntentResult & ProvidesDialog {
+        // Delay to ensure app has time to fully initialize if just launched
+        try? await Task.sleep(nanoseconds: 1_000_000_000)  // 1 second
+
+        let summary = try await SessionIntentController().startSessionWithLastUsedGym()
+
+        // Give Live Activity extra time to start
+        try? await Task.sleep(nanoseconds: 500_000_000)  // 0.5 seconds
+
+        return .result(
+            dialog: Self.successDialog(for: summary.gymName)
+        )
+    }
+
+    private static func successDialog(for gymName: String) -> IntentDialog {
+        IntentDialog("Session started at \(gymName). Have an awesome climb!")
+    }
+
+    static var parameterSummary: some ParameterSummary {
+        Summary("Start a session at my last gym")
+    }
+}

ios/Ascently/AscentlyApp.swift

@@ -1,7 +1,19 @@
 import SwiftUI
 
+class AppDelegate: NSObject, UIApplicationDelegate {
+    func application(
+        _ application: UIApplication,
+        didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? = nil
+    ) -> Bool {
+        return true
+    }
+}
+
 @main
 struct AscentlyApp: App {
+    @UIApplicationDelegateAdaptor(AppDelegate.self) var appDelegate
+    @Environment(\.scenePhase) private var scenePhase
+
     var body: some Scene {
         WindowGroup {
             ContentView()

ios/Ascently/Assets.xcassets/AppIcon.appiconset/app_icon_dark_template.svg

@@ -1,22 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://schemas.android.com/2000/svg">
-  <!-- Dark background with rounded corners for iOS -->
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
   <rect width="1024" height="1024" fill="#1A1A1A" rx="180" ry="180"/>
-
-  <!-- Transform to match Android layout exactly -->
   <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
-    <!-- Left mountain (yellow/amber) - matches Android coordinates with white border -->
-    <polygon points="15,70 35,25 55,70"
-             fill="#FFC107"
-             stroke="#FFFFFF"
-             stroke-width="3"
-             stroke-linejoin="round"/>
-
-    <!-- Right mountain (red) - matches Android coordinates with white border -->
-    <polygon points="40,70 65,15 90,70"
-             fill="#F44336"
-             stroke="#FFFFFF"
-             stroke-width="3"
-             stroke-linejoin="round"/>
+    <polygon points="8,75 35,14.25 62,75" fill="#FFC107"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#F44336"/>
   </g>
 </svg>

ios/Ascently/Assets.xcassets/AppIcon.appiconset/app_icon_light_template.svg

@@ -1,22 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://schemas.android.com/2000/svg">
-  <!-- White background with rounded corners for iOS -->
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
   <rect width="1024" height="1024" fill="#FFFFFF" rx="180" ry="180"/>
-
-  <!-- Transform to match Android layout exactly -->
   <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
-    <!-- Left mountain (yellow/amber) - matches Android coordinates -->
-    <polygon points="15,70 35,25 55,70"
-             fill="#FFC107"
-             stroke="#1C1C1C"
-             stroke-width="3"
-             stroke-linejoin="round"/>
-
-    <!-- Right mountain (red) - matches Android coordinates -->
-    <polygon points="40,70 65,15 90,70"
-             fill="#F44336"
-             stroke="#1C1C1C"
-             stroke-width="3"
-             stroke-linejoin="round"/>
+    <polygon points="8,75 35,14.25 62,75" fill="#FFC107"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#F44336"/>
   </g>
 </svg>

ios/Ascently/Assets.xcassets/AppIcon.appiconset/app_icon_tinted_template.svg

@@ -1,24 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://schemas.android.com/2000/svg">
-  <!-- Transparent background with rounded corners for iOS tinted mode -->
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
   <rect width="1024" height="1024" fill="transparent" rx="180" ry="180"/>
-
-  <!-- Transform to match Android layout exactly -->
   <g transform="translate(512, 512) scale(4.75) translate(-54, -42.5)">
-    <!-- Left mountain - matches Android coordinates, black fill for tinting -->
-    <polygon points="15,70 35,25 55,70"
-             fill="#000000"
-             stroke="#000000"
-             stroke-width="3"
-             stroke-linejoin="round"
-             opacity="0.8"/>
-
-    <!-- Right mountain - matches Android coordinates, black fill for tinting -->
-    <polygon points="40,70 65,15 90,70"
-             fill="#000000"
-             stroke="#000000"
-             stroke-width="3"
-             stroke-linejoin="round"
-             opacity="0.9"/>
+    <polygon points="8,75 35,14.25 62,75" fill="#000000" opacity="0.8"/>
+    <polygon points="31.25,75 65,0.75 98.75,75" fill="#000000" opacity="0.9"/>
   </g>
 </svg>

ios/Ascently/ContentView.swift

@@ -1,7 +1,7 @@
 import SwiftUI
 
 struct ContentView: View {
-    @StateObject private var dataManager = ClimbingDataManager()
+    @StateObject private var dataManager = ClimbingDataManager.shared
     @State private var selectedTab = 0
     @Environment(\.scenePhase) private var scenePhase
     @State private var notificationObservers: [NSObjectProtocol] = []
@@ -91,11 +91,12 @@ struct ContentView: View {
             object: nil,
             queue: .main
         ) { _ in
-            print("App will enter foreground - preparing Live Activity check")
-            Task {
+            Task { @MainActor in
+                AppLogger.info(
+                    "App will enter foreground - preparing Live Activity check", tag: "Lifecycle")
                 // Small delay to ensure app is fully active
                 try? await Task.sleep(nanoseconds: 800_000_000)  // 0.8 seconds
-                await dataManager.onAppBecomeActive()
+                dataManager.onAppBecomeActive()
                 // Re-verify health integration when returning from background
                 await dataManager.healthKitService.verifyAndRestoreIntegration()
             }
@@ -107,10 +108,11 @@ struct ContentView: View {
             object: nil,
             queue: .main
         ) { _ in
-            print("App did become active - checking Live Activity status")
-            Task {
+            Task { @MainActor in
+                AppLogger.info(
+                    "App did become active - checking Live Activity status", tag: "Lifecycle")
                 try? await Task.sleep(nanoseconds: 300_000_000)  // 0.3 seconds
-                await dataManager.onAppBecomeActive()
+                dataManager.onAppBecomeActive()
                 await dataManager.healthKitService.verifyAndRestoreIntegration()
             }
         }

ios/Ascently/Info.plist

@@ -6,6 +6,7 @@
 	<true/>
 	<key>NSSupportsLiveActivities</key>
 	<true/>
+
 	<key>NSPhotoLibraryUsageDescription</key>
 	<string>This app needs access to your photo library to add photos to climbing problems.</string>
 	<key>NSCameraUsageDescription</key>

ios/Ascently/Services/HealthKitService.swift

@@ -38,7 +38,7 @@ class HealthKitService: ObservableObject {
         {
             currentWorkoutStartDate = startDate
             currentWorkoutSessionId = sessionId
-            print("HealthKit: Restored active workout from \(startDate)")
+            AppLogger.info("HealthKit: Restored active workout from \(startDate)", tag: "HealthKit")
         }
     }
 
@@ -56,31 +56,34 @@ class HealthKitService: ObservableObject {
         guard isEnabled else { return }
 
         guard HKHealthStore.isHealthDataAvailable() else {
-            print("HealthKit: Device does not support HealthKit")
+            AppLogger.warning("HealthKit: Device does not support HealthKit", tag: "HealthKit")
             return
         }
 
         checkAuthorization()
 
         if !isAuthorized {
-            print(
-                "HealthKit: Integration was enabled but authorization lost, attempting to restore..."
-            )
+            AppLogger.warning(
+                "HealthKit: Integration was enabled but authorization lost, attempting to restore...",
+                tag: "HealthKit")
 
             do {
                 try await requestAuthorization()
-                print("HealthKit: Authorization restored successfully")
+                AppLogger.info("HealthKit: Authorization restored successfully", tag: "HealthKit")
             } catch {
-                print("HealthKit: Failed to restore authorization: \(error.localizedDescription)")
+                AppLogger.error(
+                    "HealthKit: Failed to restore authorization: \(error.localizedDescription)",
+                    tag: "HealthKit")
             }
         } else {
-            print("HealthKit: Integration verified - authorization is valid")
+            AppLogger.info(
+                "HealthKit: Integration verified - authorization is valid", tag: "HealthKit")
         }
 
         if hasActiveWorkout() {
-            print(
-                "HealthKit: Active workout restored - started at \(currentWorkoutStartDate!)"
-            )
+            AppLogger.info(
+                "HealthKit: Active workout restored - started at \(currentWorkoutStartDate!)",
+                tag: "HealthKit")
         }
     }
 
@@ -130,7 +133,7 @@ class HealthKitService: ObservableObject {
         currentWorkoutStartDate = startDate
         currentWorkoutSessionId = sessionId
         persistActiveWorkout()
-        print("HealthKit: Started workout for session \(sessionId)")
+        AppLogger.info("HealthKit: Started workout for session \(sessionId)", tag: "HealthKit")
     }
 
     func endWorkout(endDate: Date) async throws {
@@ -178,15 +181,17 @@ class HealthKitService: ObservableObject {
             try await builder.endCollection(at: endDate)
             let workout = try await builder.finishWorkout()
 
-            print(
-                "HealthKit: Workout saved successfully with id: \(workout?.uuid.uuidString ?? "unknown")"
-            )
+            AppLogger.info(
+                "HealthKit: Workout saved successfully with id: \(workout?.uuid.uuidString ?? "unknown")",
+                tag: "HealthKit")
 
             currentWorkoutStartDate = nil
             currentWorkoutSessionId = nil
             persistActiveWorkout()
         } catch {
-            print("HealthKit: Failed to save workout: \(error.localizedDescription)")
+            AppLogger.error(
+                "HealthKit: Failed to save workout: \(error.localizedDescription)", tag: "HealthKit"
+            )
             currentWorkoutStartDate = nil
             currentWorkoutSessionId = nil
             persistActiveWorkout()
@@ -199,7 +204,7 @@ class HealthKitService: ObservableObject {
         currentWorkoutStartDate = nil
         currentWorkoutSessionId = nil
         persistActiveWorkout()
-        print("HealthKit: Workout cancelled")
+        AppLogger.info("HealthKit: Workout cancelled", tag: "HealthKit")
     }
 
     func hasActiveWorkout() -> Bool {

ios/Ascently/Services/SyncService.swift

@@ -12,10 +12,27 @@ class SyncService: ObservableObject {
     @Published var isOfflineMode = false
 
     private let userDefaults = UserDefaults.standard
+    private let logTag = "SyncService"
     private var syncTask: Task<Void, Never>?
     private var pendingChanges = false
     private let syncDebounceDelay: TimeInterval = 2.0
 
+    private func logDebug(_ message: @autoclosure () -> String) {
+        AppLogger.debug(message(), tag: logTag)
+    }
+
+    private func logInfo(_ message: @autoclosure () -> String) {
+        AppLogger.info(message(), tag: logTag)
+    }
+
+    private func logWarning(_ message: @autoclosure () -> String) {
+        AppLogger.warning(message(), tag: logTag)
+    }
+
+    private func logError(_ message: @autoclosure () -> String) {
+        AppLogger.error(message(), tag: logTag)
+    }
+
     private enum Keys {
         static let serverURL = "sync_server_url"
         static let authToken = "sync_auth_token"
@@ -158,7 +175,7 @@ class SyncService: ObservableObject {
         let modifiedProblems = dataManager.problems.filter { problem in
             problem.updatedAt > lastSync
         }.map { problem -> BackupProblem in
-            var backupProblem = BackupProblem(from: problem)
+            let backupProblem = BackupProblem(from: problem)
             if !problem.imagePaths.isEmpty {
                 let normalizedPaths = problem.imagePaths.enumerated().map { index, _ in
                     ImageNamingUtils.generateImageFilename(
@@ -201,7 +218,7 @@ class SyncService: ObservableObject {
             return false
         }
 
-        print(
+        logInfo(
             "iOS DELTA SYNC: Sending gyms=\(modifiedGyms.count), problems=\(modifiedProblems.count), sessions=\(modifiedSessions.count), attempts=\(modifiedAttempts.count), deletions=\(modifiedDeletions.count)"
         )
 
@@ -244,7 +261,7 @@ class SyncService: ObservableObject {
         let decoder = JSONDecoder()
         let deltaResponse = try decoder.decode(DeltaSyncResponse.self, from: data)
 
-        print(
+        logInfo(
             "iOS DELTA SYNC: Received gyms=\(deltaResponse.gyms.count), problems=\(deltaResponse.problems.count), sessions=\(deltaResponse.sessions.count), attempts=\(deltaResponse.attempts.count), deletions=\(deltaResponse.deletedItems.count)"
         )
 
@@ -266,9 +283,25 @@ class SyncService: ObservableObject {
     {
         let formatter = ISO8601DateFormatter()
 
+        // Merge and apply deletions first to prevent resurrection
+        let allDeletions = dataManager.getDeletedItems() + response.deletedItems
+        let uniqueDeletions = Array(Set(allDeletions))
+
+        logInfo(
+            "iOS DELTA SYNC: Applying \(uniqueDeletions.count) deletion records before merging data"
+        )
+        applyDeletionsToDataManager(deletions: uniqueDeletions, dataManager: dataManager)
+
+        // Build deleted item lookup map
+        let deletedItemSet = Set(uniqueDeletions.map { $0.type + ":" + $0.id })
+
         // Download images for new/modified problems from server
         var imagePathMapping: [String: String] = [:]
         for problem in response.problems {
+            if deletedItemSet.contains("problem:" + problem.id) {
+                continue
+            }
+
             guard let imagePaths = problem.imagePaths, !imagePaths.isEmpty else { continue }
 
             for (index, imagePath) in imagePaths.enumerated() {
@@ -282,10 +315,10 @@ class SyncService: ObservableObject {
                     _ = try imageManager.saveImportedImage(imageData, filename: consistentFilename)
                     imagePathMapping[serverFilename] = consistentFilename
                 } catch SyncError.imageNotFound {
-                    print("Image not found on server: \(serverFilename)")
+                    logInfo("Image not found on server: \(serverFilename)")
                     continue
                 } catch {
-                    print("Failed to download image \(serverFilename): \(error)")
+                    logInfo("Failed to download image \(serverFilename): \(error)")
                     continue
                 }
             }
@@ -293,6 +326,10 @@ class SyncService: ObservableObject {
 
         // Merge gyms
         for backupGym in response.gyms {
+            if deletedItemSet.contains("gym:" + backupGym.id) {
+                continue
+            }
+
             if let index = dataManager.gyms.firstIndex(where: { $0.id.uuidString == backupGym.id })
             {
                 let existing = dataManager.gyms[index]
@@ -306,6 +343,10 @@ class SyncService: ObservableObject {
 
         // Merge problems
         for backupProblem in response.problems {
+            if deletedItemSet.contains("problem:" + backupProblem.id) {
+                continue
+            }
+
             var problemToMerge = backupProblem
             if !imagePathMapping.isEmpty, let imagePaths = backupProblem.imagePaths {
                 let updatedPaths = imagePaths.compactMap { imagePathMapping[$0] ?? $0 }
@@ -341,6 +382,10 @@ class SyncService: ObservableObject {
 
         // Merge sessions
         for backupSession in response.sessions {
+            if deletedItemSet.contains("session:" + backupSession.id) {
+                continue
+            }
+
             if let index = dataManager.sessions.firstIndex(where: {
                 $0.id.uuidString == backupSession.id
             }) {
@@ -355,6 +400,10 @@ class SyncService: ObservableObject {
 
         // Merge attempts
         for backupAttempt in response.attempts {
+            if deletedItemSet.contains("attempt:" + backupAttempt.id) {
+                continue
+            }
+
             if let index = dataManager.attempts.firstIndex(where: {
                 $0.id.uuidString == backupAttempt.id
             }) {
@@ -367,9 +416,7 @@ class SyncService: ObservableObject {
             }
         }
 
-        // Apply deletions
-        let allDeletions = dataManager.getDeletedItems() + response.deletedItems
-        let uniqueDeletions = Array(Set(allDeletions))
+        // Apply deletions again for safety
         applyDeletionsToDataManager(deletions: uniqueDeletions, dataManager: dataManager)
 
         // Save all changes
@@ -406,7 +453,7 @@ class SyncService: ObservableObject {
     ) async throws {
         guard !modifiedProblems.isEmpty else { return }
 
-        print("iOS DELTA SYNC: Syncing images for \(modifiedProblems.count) modified problems")
+        logInfo("iOS DELTA SYNC: Syncing images for \(modifiedProblems.count) modified problems")
 
         for backupProblem in modifiedProblems {
             guard
@@ -435,9 +482,9 @@ class SyncService: ObservableObject {
                         }
 
                         try await uploadImage(filename: consistentFilename, imageData: imageData)
-                        print("Uploaded modified problem image: \(consistentFilename)")
+                        logInfo("Uploaded modified problem image: \(consistentFilename)")
                     } catch {
-                        print("Failed to upload image \(consistentFilename): \(error)")
+                        logInfo("Failed to upload image \(consistentFilename): \(error)")
                     }
                 }
             }
@@ -519,7 +566,7 @@ class SyncService: ObservableObject {
 
     func syncWithServer(dataManager: ClimbingDataManager) async throws {
         if isOfflineMode {
-            print("Sync skipped: Offline mode is enabled.")
+            logInfo("Sync skipped: Offline mode is enabled.")
             return
         }
 
@@ -556,7 +603,7 @@ class SyncService: ObservableObject {
 
             // If both client and server have been synced before, use delta sync
             if hasLocalData && hasServerData && lastSyncTime != nil {
-                print("iOS SYNC: Using delta sync for incremental updates")
+                logInfo("iOS SYNC: Using delta sync for incremental updates")
                 try await performDeltaSync(dataManager: dataManager)
 
                 // Update last sync time
@@ -567,32 +614,32 @@ class SyncService: ObservableObject {
 
             if !hasLocalData && hasServerData {
                 // Case 1: No local data - do full restore from server
-                print("iOS SYNC: Case 1 - No local data, performing full restore from server")
-                print("Syncing images from server first...")
+                logInfo("iOS SYNC: Case 1 - No local data, performing full restore from server")
+                logInfo("Syncing images from server first...")
                 let imagePathMapping = try await syncImagesFromServer(
                     backup: serverBackup, dataManager: dataManager)
-                print("Importing data after images...")
+                logInfo("Importing data after images...")
                 try importBackupToDataManager(
                     serverBackup, dataManager: dataManager, imagePathMapping: imagePathMapping)
-                print("Full restore completed")
+                logInfo("Full restore completed")
             } else if hasLocalData && !hasServerData {
                 // Case 2: No server data - upload local data to server
-                print("iOS SYNC: Case 2 - No server data, uploading local data to server")
+                logInfo("iOS SYNC: Case 2 - No server data, uploading local data to server")
                 let currentBackup = createBackupFromDataManager(dataManager)
                 _ = try await uploadData(currentBackup)
-                print("Uploading local images to server...")
+                logInfo("Uploading local images to server...")
                 try await syncImagesToServer(dataManager: dataManager)
-                print("Initial upload completed")
+                logInfo("Initial upload completed")
             } else if hasLocalData && hasServerData {
                 // Case 3: Both have data - use safe merge strategy
-                print("iOS SYNC: Case 3 - Merging local and server data safely")
+                logInfo("iOS SYNC: Case 3 - Merging local and server data safely")
                 try await mergeDataSafely(
                     localBackup: localBackup,
                     serverBackup: serverBackup,
                     dataManager: dataManager)
-                print("Safe merge completed")
+                logInfo("Safe merge completed")
             } else {
-                print("No data to sync")
+                logInfo("No data to sync")
             }
 
             // Update last sync time
@@ -610,7 +657,7 @@ class SyncService: ObservableObject {
         if let date = formatter.date(from: timestamp) {
             return Int64(date.timeIntervalSince1970 * 1000)
         }
-        print("Failed to parse timestamp: \(timestamp), using 0")
+        logInfo("Failed to parse timestamp: \(timestamp), using 0")
         return 0
     }
 
@@ -636,12 +683,12 @@ class SyncService: ObservableObject {
                         imageData, filename: consistentFilename)
 
                     imagePathMapping[serverFilename] = consistentFilename
-                    print("Downloaded and mapped image: \(serverFilename) -> \(consistentFilename)")
+                    logInfo("Downloaded and mapped image: \(serverFilename) -> \(consistentFilename)")
                 } catch SyncError.imageNotFound {
-                    print("Image not found on server: \(serverFilename)")
+                    logInfo("Image not found on server: \(serverFilename)")
                     continue
                 } catch {
-                    print("Failed to download image \(serverFilename): \(error)")
+                    logInfo("Failed to download image \(serverFilename): \(error)")
                     continue
                 }
             }
@@ -674,18 +721,18 @@ class SyncService: ObservableObject {
                             ).path
                             do {
                                 try FileManager.default.moveItem(atPath: fullPath, toPath: newPath)
-                                print("Renamed local image: \(filename) -> \(consistentFilename)")
+                                logInfo("Renamed local image: \(filename) -> \(consistentFilename)")
 
                                 // Update problem's image path in memory for consistency
                             } catch {
-                                print("Failed to rename local image, using original: \(error)")
+                                logInfo("Failed to rename local image, using original: \(error)")
                             }
                         }
 
                         try await uploadImage(filename: consistentFilename, imageData: imageData)
-                        print("Successfully uploaded image: \(consistentFilename)")
+                        logInfo("Successfully uploaded image: \(consistentFilename)")
                     } catch {
-                        print("Failed to upload image \(consistentFilename): \(error)")
+                        logInfo("Failed to upload image \(consistentFilename): \(error)")
                         // Continue with other images even if one fails
                     }
                 }
@@ -703,7 +750,7 @@ class SyncService: ObservableObject {
             !activeSessionIds.contains($0.sessionId)
         }
 
-        print(
+        logInfo(
             "iOS SYNC: Excluding \(dataManager.sessions.count - completedSessions.count) active sessions and \(dataManager.attempts.count - completedAttempts.count) active session attempts from sync"
         )
 
@@ -778,26 +825,26 @@ class SyncService: ObservableObject {
         let allDeletions = localDeletions + serverBackup.deletedItems
         let uniqueDeletions = Array(Set(allDeletions))
 
-        print("Merging gyms...")
+        logInfo("Merging gyms...")
         let mergedGyms = mergeGyms(
             local: dataManager.gyms,
             server: serverBackup.gyms,
             deletedItems: uniqueDeletions)
 
-        print("Merging problems...")
+        logInfo("Merging problems...")
         let mergedProblems = try mergeProblems(
             local: dataManager.problems,
             server: serverBackup.problems,
             imagePathMapping: imagePathMapping,
             deletedItems: uniqueDeletions)
 
-        print("Merging sessions...")
+        logInfo("Merging sessions...")
         let mergedSessions = try mergeSessions(
             local: dataManager.sessions,
             server: serverBackup.sessions,
             deletedItems: uniqueDeletions)
 
-        print("Merging attempts...")
+        logInfo("Merging attempts...")
         let mergedAttempts = try mergeAttempts(
             local: dataManager.attempts,
             server: serverBackup.attempts,
@@ -857,7 +904,7 @@ class SyncService: ObservableObject {
                     && !allDeletedAttemptIds.contains($0.id.uuidString)
             }
 
-            print(
+            logInfo(
                 "iOS IMPORT: Preserving \(activeSessions.count) active sessions and \(activeAttempts.count) active attempts during import"
             )
 
@@ -947,7 +994,7 @@ class SyncService: ObservableObject {
 
             // Restore active sessions and their attempts after import
             for session in activeSessions {
-                print("iOS IMPORT: Restoring active session: \(session.id)")
+                logInfo("iOS IMPORT: Restoring active session: \(session.id)")
                 dataManager.sessions.append(session)
                 if session.id == dataManager.activeSession?.id {
                     dataManager.activeSession = session
@@ -967,12 +1014,12 @@ class SyncService: ObservableObject {
             dataManager.clearDeletedItems()
             if let data = try? JSONEncoder().encode(backup.deletedItems) {
                 UserDefaults.standard.set(data, forKey: "ascently_deleted_items")
-                print("iOS IMPORT: Imported \(backup.deletedItems.count) deletion records")
+                logInfo("iOS IMPORT: Imported \(backup.deletedItems.count) deletion records")
             }
 
             // Update local data state to match imported data timestamp
             DataStateManager.shared.setLastModified(backup.exportedAt)
-            print("Data state synchronized to imported timestamp: \(backup.exportedAt)")
+            logInfo("Data state synchronized to imported timestamp: \(backup.exportedAt)")
 
         } catch {
             throw SyncError.importFailed(error)

ios/Ascently/Utils/AppLogger.swift

@@ -0,0 +1,46 @@
+import Foundation
+
+/// Centralized logging utility for the iOS app.
+///
+/// All log output is automatically compiled out in non-debug builds to avoid leaking
+/// sensitive information. Use this instead of calling `print` directly.
+enum AppLogger {
+
+    enum LogLevel: String {
+        case debug = "DEBUG"
+        case info = "INFO"
+        case warning = "WARN"
+        case error = "ERROR"
+    }
+
+    static func debug(_ message: @autoclosure () -> String, tag: String = #fileID) {
+        log(level: .debug, tag: tag, message: message())
+    }
+
+    static func info(_ message: @autoclosure () -> String, tag: String = #fileID) {
+        log(level: .info, tag: tag, message: message())
+    }
+
+    static func warning(_ message: @autoclosure () -> String, tag: String = #fileID) {
+        log(level: .warning, tag: tag, message: message())
+    }
+
+    static func error(_ message: @autoclosure () -> String, tag: String = #fileID) {
+        log(level: .error, tag: tag, message: message())
+    }
+
+    static func log(level: LogLevel, tag: String, message: @autoclosure () -> String) {
+        #if DEBUG
+            let lastPath = (tag as NSString).lastPathComponent
+            let resolvedTag = lastPath.isEmpty ? tag : lastPath
+            Swift.print("[\(level.rawValue)][\(resolvedTag)] \(message())")
+        #endif
+    }
+}
+
+enum LogTag {
+    static let climbingData = "ClimbingData"
+    static let dataManagement = "DataManagementSection"
+    static let exportData = "ExportDataView"
+    static let syncSection = "SyncSection"
+}

ios/Ascently/Utils/DataStateManager.swift

@@ -18,14 +18,17 @@ class DataStateManager {
     private init() {
         // Initialize with current timestamp if this is the first time
         if !isInitialized() {
-            print("DataStateManager: First time initialization")
+            AppLogger.info("DataStateManager: First time initialization", tag: "DataState")
             // Set initial timestamp to a very old date so server data will be considered newer
             let epochTime = "1970-01-01T00:00:00.000Z"
             userDefaults.set(epochTime, forKey: Keys.lastModified)
             markAsInitialized()
-            print("DataStateManager initialized with epoch timestamp: \(epochTime)")
+            AppLogger.info(
+                "DataStateManager initialized with epoch timestamp: \(epochTime)", tag: "DataState")
         } else {
-            print("DataStateManager: Already initialized, current timestamp: \(getLastModified())")
+            AppLogger.info(
+                "DataStateManager: Already initialized, current timestamp: \(getLastModified())",
+                tag: "DataState")
         }
     }
 
@@ -34,29 +37,32 @@ class DataStateManager {
     func updateDataState() {
         let now = ISO8601DateFormatter().string(from: Date())
         userDefaults.set(now, forKey: Keys.lastModified)
-        print("iOS Data state updated to: \(now)")
+        AppLogger.info("iOS Data state updated to: \(now)", tag: "DataState")
     }
 
     func getLastModified() -> String {
         if let storedTimestamp = userDefaults.string(forKey: Keys.lastModified) {
-            print("iOS DataStateManager returning stored timestamp: \(storedTimestamp)")
+            AppLogger.debug(
+                "iOS DataStateManager returning stored timestamp: \(storedTimestamp)",
+                tag: "DataState")
             return storedTimestamp
         }
 
         let epochTime = "1970-01-01T00:00:00.000Z"
-        print("No data state timestamp found - returning epoch time: \(epochTime)")
+        AppLogger.warning(
+            "No data state timestamp found - returning epoch time: \(epochTime)", tag: "DataState")
         return epochTime
     }
 
     func setLastModified(_ timestamp: String) {
         userDefaults.set(timestamp, forKey: Keys.lastModified)
-        print("Data state set to: \(timestamp)")
+        AppLogger.info("Data state set to: \(timestamp)", tag: "DataState")
     }
 
     func reset() {
         userDefaults.removeObject(forKey: Keys.lastModified)
         userDefaults.removeObject(forKey: Keys.initialized)
-        print("Data state reset")
+        AppLogger.info("Data state reset", tag: "DataState")
     }
 
     private func isInitialized() -> Bool {

ios/Ascently/Utils/ImageManager.swift

@@ -5,6 +5,7 @@ import UIKit
 
 class ImageManager {
     static let shared = ImageManager()
+    private let logTag = "ImageManager"
 
     private let thumbnailCache = NSCache<NSString, UIImage>()
     private let fileManager = FileManager.default
@@ -30,7 +31,7 @@ class ImageManager {
 
         // Final integrity check
         if !validateStorageIntegrity() {
-            print("CRITICAL: Storage integrity compromised - attempting emergency recovery")
+            logError("CRITICAL: Storage integrity compromised - attempting emergency recovery")
             emergencyImageRestore()
         }
 
@@ -83,7 +84,7 @@ class ImageManager {
             return
         }
 
-        print("🔄 Migrating images from OpenClimb to Ascently directory...")
+        logInfo("🔄 Migrating images from OpenClimb to Ascently directory...")
 
         do {
             // Create parent directory if needed
@@ -94,16 +95,16 @@ class ImageManager {
 
             // Move the entire directory
             try fileManager.moveItem(at: legacyDir, to: appSupportDirectory)
-            print("Successfully migrated image directory from OpenClimb to Ascently")
+            logInfo("Successfully migrated image directory from OpenClimb to Ascently")
         } catch {
-            print("❌ Failed to migrate image directory: \(error)")
+            logError("Failed to migrate image directory: \(error)")
             // If move fails, try to copy instead
             do {
                 try fileManager.copyItem(at: legacyDir, to: appSupportDirectory)
-                print("Successfully copied image directory from OpenClimb to Ascently")
+                logInfo("Successfully copied image directory from OpenClimb to Ascently")
                 // Don't remove the old directory in case of issues
             } catch {
-                print("❌ Failed to copy image directory: \(error)")
+                logError("Failed to copy image directory: \(error)")
             }
         }
     }
@@ -122,9 +123,9 @@ class ImageManager {
                         attributes: [
                             .protectionKey: FileProtectionType.completeUntilFirstUserAuthentication
                         ])
-                    print("Created directory: \(directory.path)")
+                    logInfo("Created directory: \(directory.path)")
                 } catch {
-                    print("ERROR: Failed to create directory \(directory.path): \(error)")
+                    logError("ERROR: Failed to create directory \(directory.path): \(error)")
                 }
             }
         }
@@ -141,9 +142,9 @@ class ImageManager {
             var backupURL = backupDirectory
             try imagesURL.setResourceValues(resourceValues)
             try backupURL.setResourceValues(resourceValues)
-            print("Excluded image directories from iCloud backup")
+            logInfo("Excluded image directories from iCloud backup")
         } catch {
-            print("WARNING: Failed to exclude from iCloud backup: \(error)")
+            logWarning("WARNING: Failed to exclude from iCloud backup: \(error)")
         }
     }
 
@@ -167,11 +168,11 @@ class ImageManager {
     }
 
     private func performRobustMigration() {
-        print("Starting robust image migration system...")
+        logInfo("Starting robust image migration system...")
 
         // Check for interrupted migration
         if let incompleteState = loadMigrationState() {
-            print("Detected interrupted migration, resuming...")
+            logInfo("Detected interrupted migration, resuming...")
             resumeMigration(from: incompleteState)
         } else {
             // Start fresh migration
@@ -188,7 +189,7 @@ class ImageManager {
     private func startNewMigration() {
         // First check for images in previous Application Support directories
         if let previousAppSupportImages = findPreviousAppSupportImages() {
-            print("Found images in previous Application Support directory")
+            logInfo("Found images in previous Application Support directory")
             migratePreviousAppSupportImages(from: previousAppSupportImages)
             return
         }
@@ -198,7 +199,7 @@ class ImageManager {
         let hasLegacyImportImages = fileManager.fileExists(atPath: legacyImportImagesDirectory.path)
 
         guard hasLegacyImages || hasLegacyImportImages else {
-            print("No legacy images to migrate")
+            logInfo("No legacy images to migrate")
             return
         }
 
@@ -213,7 +214,7 @@ class ImageManager {
                 let legacyFiles = try fileManager.contentsOfDirectory(
                     atPath: legacyImagesDirectory.path)
                 allLegacyFiles.append(contentsOf: legacyFiles)
-                print("Found \(legacyFiles.count) images in OpenClimbImages")
+                logInfo("Found \(legacyFiles.count) images in OpenClimbImages")
             }
 
             // Collect files from Documents/images directory
@@ -221,10 +222,10 @@ class ImageManager {
                 let importFiles = try fileManager.contentsOfDirectory(
                     atPath: legacyImportImagesDirectory.path)
                 allLegacyFiles.append(contentsOf: importFiles)
-                print("Found \(importFiles.count) images in Documents/images")
+                logInfo("Found \(importFiles.count) images in Documents/images")
             }
 
-            print("Total legacy images to migrate: \(allLegacyFiles.count)")
+            logInfo("Total legacy images to migrate: \(allLegacyFiles.count)")
 
             let initialState = MigrationState(
                 version: MigrationState.currentVersion,
@@ -239,24 +240,24 @@ class ImageManager {
             performMigrationWithCheckpoints(files: allLegacyFiles, currentState: initialState)
 
         } catch {
-            print("ERROR: Failed to start migration: \(error)")
+            logError("ERROR: Failed to start migration: \(error)")
         }
     }
 
     private func resumeMigration(from state: MigrationState) {
-        print("Resuming migration from checkpoint...")
-        print("Progress: \(state.completedFiles.count)/\(state.totalFiles)")
+        logInfo("Resuming migration from checkpoint...")
+        logInfo("Progress: \(state.completedFiles.count)/\(state.totalFiles)")
 
         do {
             let legacyFiles = try fileManager.contentsOfDirectory(
                 atPath: legacyImagesDirectory.path)
             let remainingFiles = legacyFiles.filter { !state.completedFiles.contains($0) }
 
-            print("Resuming with \(remainingFiles.count) remaining files")
+            logInfo("Resuming with \(remainingFiles.count) remaining files")
             performMigrationWithCheckpoints(files: remainingFiles, currentState: state)
 
         } catch {
-            print("ERROR: Failed to resume migration: \(error)")
+            logError("ERROR: Failed to resume migration: \(error)")
             // Fallback: start fresh
             removeMigrationState()
             startNewMigration()
@@ -323,11 +324,11 @@ class ImageManager {
                     completedFiles.append(fileName)
                     migratedCount += 1
 
-                    print("Migrated: \(fileName) (\(migratedCount)/\(currentState.totalFiles))")
+                    logInfo("Migrated: \(fileName) (\(migratedCount)/\(currentState.totalFiles))")
 
                 } catch {
                     failedCount += 1
-                    print("ERROR: Failed to migrate \(fileName): \(error)")
+                    logError("ERROR: Failed to migrate \(fileName): \(error)")
                 }
 
                 // Save checkpoint every 5 files or if interrupted
@@ -341,7 +342,7 @@ class ImageManager {
                         lastCheckpoint: Date()
                     )
                     saveMigrationState(checkpointState)
-                    print("Checkpoint saved: \(completedFiles.count)/\(currentState.totalFiles)")
+                    logInfo("Checkpoint saved: \(completedFiles.count)/\(currentState.totalFiles)")
                 }
             }
         }
@@ -357,7 +358,7 @@ class ImageManager {
         )
         saveMigrationState(finalState)
 
-        print("Migration complete: \(migratedCount) migrated, \(failedCount) failed")
+        logInfo("Migration complete: \(migratedCount) migrated, \(failedCount) failed")
 
         // Clean up legacy directory if no failures
         if failedCount == 0 {
@@ -366,7 +367,7 @@ class ImageManager {
     }
 
     private func verifyMigrationIntegrity() {
-        print("Verifying migration integrity...")
+        logInfo("Verifying migration integrity...")
 
         var allLegacyFiles = Set<String>()
 
@@ -384,12 +385,12 @@ class ImageManager {
                 allLegacyFiles.formUnion(importFiles)
             }
         } catch {
-            print("ERROR: Failed to read legacy directories: \(error)")
+            logError("ERROR: Failed to read legacy directories: \(error)")
             return
         }
 
         guard !allLegacyFiles.isEmpty else {
-            print("No legacy directories to verify against")
+            logInfo("No legacy directories to verify against")
             return
         }
 
@@ -400,10 +401,10 @@ class ImageManager {
             let missingFiles = allLegacyFiles.subtracting(migratedFiles)
 
             if missingFiles.isEmpty {
-                print("Migration integrity verified - all files present")
+                logInfo("Migration integrity verified - all files present")
                 cleanupLegacyDirectory()
             } else {
-                print("WARNING: Missing \(missingFiles.count) files, re-triggering migration")
+                logWarning("WARNING: Missing \(missingFiles.count) files, re-triggering migration")
                 // Re-trigger migration for missing files
                 performMigrationWithCheckpoints(
                     files: Array(missingFiles),
@@ -417,16 +418,16 @@ class ImageManager {
                     ))
             }
         } catch {
-            print("ERROR: Failed to verify migration integrity: \(error)")
+            logError("ERROR: Failed to verify migration integrity: \(error)")
         }
     }
 
     private func cleanupLegacyDirectory() {
         do {
             try fileManager.removeItem(at: legacyImagesDirectory)
-            print("Cleaned up legacy directory")
+            logInfo("Cleaned up legacy directory")
         } catch {
-            print("WARNING: Failed to clean up legacy directory: \(error)")
+            logWarning("WARNING: Failed to clean up legacy directory: \(error)")
         }
     }
 
@@ -446,16 +447,16 @@ class ImageManager {
             let data = try Data(contentsOf: migrationStateURL)
             let state = try JSONDecoder().decode(MigrationState.self, from: data)
 
-            // Check if state is too old (more than 1 hour)
+            // Check if state is too old
             if Date().timeIntervalSince(state.lastCheckpoint) > 3600 {
-                print("WARNING: Migration state is stale, starting fresh")
+                logWarning("WARNING: Migration state is stale, starting fresh")
                 removeMigrationState()
                 return nil
             }
 
             return state.isComplete ? nil : state
         } catch {
-            print("ERROR: Failed to load migration state: \(error)")
+            logError("ERROR: Failed to load migration state: \(error)")
             removeMigrationState()
             return nil
         }
@@ -466,7 +467,7 @@ class ImageManager {
             let data = try JSONEncoder().encode(state)
             try data.write(to: migrationStateURL)
         } catch {
-            print("ERROR: Failed to save migration state: \(error)")
+            logError("ERROR: Failed to save migration state: \(error)")
         }
     }
 
@@ -482,7 +483,7 @@ class ImageManager {
     private func cleanupMigrationState() {
         try? fileManager.removeItem(at: migrationStateURL)
         try? fileManager.removeItem(at: migrationLockURL)
-        print("Cleaned up migration state files")
+        logInfo("Cleaned up migration state files")
     }
 
     func saveImageData(_ data: Data, withName name: String? = nil) -> String? {
@@ -497,10 +498,10 @@ class ImageManager {
             // Create backup copy
             try data.write(to: backupPath)
 
-            print("Saved image with backup: \(fileName)")
+            logInfo("Saved image with backup: \(fileName)")
             return fileName
         } catch {
-            print("ERROR: Failed to save image \(fileName): \(error)")
+            logError("ERROR: Failed to save image \(fileName): \(error)")
             return nil
         }
     }
@@ -520,7 +521,7 @@ class ImageManager {
         if fileManager.fileExists(atPath: backupPath.path),
             let data = try? Data(contentsOf: backupPath)
         {
-            print("Restored image from backup: \(path)")
+            logInfo("Restored image from backup: \(path)")
 
             // Restore to primary location
             try? data.write(to: URL(fileURLWithPath: primaryPath))
@@ -595,7 +596,7 @@ class ImageManager {
             do {
                 try fileManager.removeItem(atPath: primaryPath)
             } catch {
-                print("ERROR: Failed to delete primary image at \(primaryPath): \(error)")
+                logError("ERROR: Failed to delete primary image at \(primaryPath): \(error)")
                 success = false
             }
         }
@@ -605,7 +606,7 @@ class ImageManager {
             do {
                 try fileManager.removeItem(at: backupPath)
             } catch {
-                print("ERROR: Failed to delete backup image at \(backupPath.path): \(error)")
+                logError("ERROR: Failed to delete backup image at \(backupPath.path): \(error)")
                 success = false
             }
         }
@@ -642,7 +643,7 @@ class ImageManager {
     }
 
     func performMaintenance() {
-        print("Starting image maintenance...")
+        logInfo("Starting image maintenance...")
 
         syncBackups()
         validateImageIntegrity()
@@ -660,11 +661,11 @@ class ImageManager {
                     let backupPath = backupDirectory.appendingPathComponent(fileName)
 
                     try? fileManager.copyItem(at: primaryPath, to: backupPath)
-                    print("Created missing backup for: \(fileName)")
+                    logInfo("Created missing backup for: \(fileName)")
                 }
             }
         } catch {
-            print("ERROR: Failed to sync backups: \(error)")
+            logError("ERROR: Failed to sync backups: \(error)")
         }
     }
 
@@ -683,14 +684,14 @@ class ImageManager {
                 }
             }
 
-            print("Validated \(validFiles) of \(files.count) image files")
+            logInfo("Validated \(validFiles) of \(files.count) image files")
         } catch {
-            print("ERROR: Failed to validate images: \(error)")
+            logError("ERROR: Failed to validate images: \(error)")
         }
     }
 
     private func cleanupOrphanedFiles() {
-        print("Cleanup would require coordination with data manager")
+        logInfo("Cleanup would require coordination with data manager")
     }
 
     func getStorageInfo() -> (primaryCount: Int, backupCount: Int, totalSize: Int64) {
@@ -718,7 +719,7 @@ class ImageManager {
     private func logDirectoryInfo() {
         let info = getStorageInfo()
         let previousDir = findPreviousAppSupportImages()
-        print(
+        logInfo(
             """
             Ascently Image Storage:
             - App Support: \(appSupportDirectory.path)
@@ -732,7 +733,7 @@ class ImageManager {
     }
 
     func forceRecoveryMigration() {
-        print("FORCE RECOVERY: Starting manual migration recovery...")
+        logInfo("FORCE RECOVERY: Starting manual migration recovery...")
 
         // Remove any stale state
         removeMigrationState()
@@ -741,7 +742,7 @@ class ImageManager {
         // Force fresh migration
         startNewMigration()
 
-        print("FORCE RECOVERY: Migration recovery completed")
+        logInfo("FORCE RECOVERY: Migration recovery completed")
     }
 
     func saveImportedImage(_ imageData: Data, filename: String) throws -> String {
@@ -754,12 +755,12 @@ class ImageManager {
         // Create backup
         try? imageData.write(to: backupPath)
 
-        print("Imported image: \(filename)")
+        logInfo("Imported image: \(filename)")
         return filename
     }
 
     func emergencyImageRestore() {
-        print("EMERGENCY: Attempting image restoration...")
+        logError("EMERGENCY: Attempting image restoration...")
 
         // Try to restore from backup directory
         do {
@@ -777,14 +778,14 @@ class ImageManager {
                 }
             }
 
-            print("EMERGENCY: Restored \(restoredCount) images from backup")
+            logError("EMERGENCY: Restored \(restoredCount) images from backup")
         } catch {
-            print("EMERGENCY: Failed to restore from backup: \(error)")
+            logError("EMERGENCY: Failed to restore from backup: \(error)")
         }
 
         // Try previous Application Support directories first
         if let previousAppSupportImages = findPreviousAppSupportImages() {
-            print("EMERGENCY: Found previous Application Support images, migrating...")
+            logError("EMERGENCY: Found previous Application Support images, migrating...")
             migratePreviousAppSupportImages(from: previousAppSupportImages)
             return
         }
@@ -793,23 +794,21 @@ class ImageManager {
         if fileManager.fileExists(atPath: legacyImagesDirectory.path)
             || fileManager.fileExists(atPath: legacyImportImagesDirectory.path)
         {
-            print("EMERGENCY: Attempting legacy migration as fallback...")
+            logError("EMERGENCY: Attempting legacy migration as fallback...")
             forceRecoveryMigration()
         }
     }
 
     func debugSafeInitialization() -> Bool {
-        print("DEBUG SAFE: Performing debug-safe initialization check...")
+        logDebug("DEBUG SAFE: Performing debug-safe initialization check...")
 
         // Check if we're in a debug environment
         #if DEBUG
-            print("DEBUG SAFE: Debug environment detected")
+            logDebug("DEBUG SAFE: Debug environment detected")
 
-            // Check for interrupted migration more aggressively
             if fileManager.fileExists(atPath: migrationLockURL.path) {
-                print("DEBUG SAFE: Found migration lock - likely debug interruption")
+                logDebug("DEBUG SAFE: Found migration lock - likely debug interruption")
 
-                // Give extra time for file system to stabilize
                 Thread.sleep(forTimeInterval: 1.0)
 
                 // Try emergency recovery
@@ -829,14 +828,14 @@ class ImageManager {
             ((try? fileManager.contentsOfDirectory(atPath: backupDirectory.path)) ?? []).count > 0
 
         if primaryEmpty && backupHasFiles {
-            print("DEBUG SAFE: Primary empty but backup exists - restoring")
+            logDebug("DEBUG SAFE: Primary empty but backup exists - restoring")
             emergencyImageRestore()
             return true
         }
 
         // Check if primary storage is empty but previous Application Support images exist
         if primaryEmpty, let previousAppSupportImages = findPreviousAppSupportImages() {
-            print("DEBUG SAFE: Primary empty but found previous Application Support images")
+            logDebug("DEBUG SAFE: Primary empty but found previous Application Support images")
             migratePreviousAppSupportImages(from: previousAppSupportImages)
             return true
         }
@@ -852,7 +851,7 @@ class ImageManager {
 
         // Check if we have more backups than primary files (sign of corruption)
         if backupFiles.count > primaryFiles.count + 5 {
-            print(
+            logInfo(
                 "WARNING INTEGRITY: Backup count significantly exceeds primary - potential corruption"
             )
             return false
@@ -860,7 +859,7 @@ class ImageManager {
 
         // Check if primary is completely empty but we have data elsewhere
         if primaryFiles.isEmpty && !backupFiles.isEmpty {
-            print("WARNING INTEGRITY: Primary storage empty but backups exist")
+            logWarning("WARNING INTEGRITY: Primary storage empty but backups exist")
             return false
         }
 
@@ -874,7 +873,7 @@ class ImageManager {
                 for: .applicationSupportDirectory, in: .userDomainMask
             ).first
         else {
-            print("ERROR: Could not access Application Support directory")
+            logError("ERROR: Could not access Application Support directory")
             return nil
         }
 
@@ -908,13 +907,13 @@ class ImageManager {
                 }
             }
         } catch {
-            print("ERROR: Error scanning for previous Application Support directories: \(error)")
+            logError("ERROR: Error scanning for previous Application Support directories: \(error)")
         }
         return nil
     }
 
     private func migratePreviousAppSupportImages(from sourceDirectory: URL) {
-        print("Migrating images from previous Application Support directory")
+        logInfo("Migrating images from previous Application Support directory")
 
         do {
             let imageFiles = try fileManager.contentsOfDirectory(atPath: sourceDirectory.path)
@@ -937,18 +936,33 @@ class ImageManager {
                         // Create backup
                         try? fileManager.copyItem(at: sourcePath, to: backupPath)
 
-                        print("Migrated: \(fileName)")
+                        logInfo("Migrated: \(fileName)")
                     } catch {
-                        print("ERROR: Failed to migrate \(fileName): \(error)")
+                        logError("ERROR: Failed to migrate \(fileName): \(error)")
                     }
                 }
             }
 
-            print("Completed migration from previous Application Support directory")
+            logInfo("Completed migration from previous Application Support directory")
 
         } catch {
-            print("ERROR: Failed to migrate from previous Application Support: \(error)")
+            logError("ERROR: Failed to migrate from previous Application Support: \(error)")
         }
     }
 
+    private func logInfo(_ message: String) {
+        AppLogger.info(message, tag: logTag)
+    }
+
+    private func logWarning(_ message: String) {
+        AppLogger.warning(message, tag: logTag)
+    }
+
+    private func logError(_ message: String) {
+        AppLogger.error(message, tag: logTag)
+    }
+
+    private func logDebug(_ message: String) {
+        AppLogger.debug(message, tag: logTag)
+    }
 }

ios/Ascently/Utils/OrientationAwareImage.swift

@@ -31,7 +31,7 @@ struct OrientationAwareImage: View {
         .onAppear {
             loadImageWithCorrectOrientation()
         }
-        .onChange(of: imagePath) { _ in
+        .onChange(of: imagePath) { _, _ in
             loadImageWithCorrectOrientation()
         }
     }

ios/Ascently/Utils/ZipUtils.swift

@@ -4,6 +4,8 @@ import zlib
 
 struct ZipUtils {
 
+    private static let logTag = "ZipUtils"
+
     private static let DATA_JSON_FILENAME = "data.json"
     private static let IMAGES_DIR_NAME = "images"
     private static let METADATA_FILENAME = "metadata.txt"
@@ -49,7 +51,7 @@ struct ZipUtils {
         )
 
         // Process images in batches for better performance
-        print("Processing \(referencedImagePaths.count) images for export")
+        logInfo("Processing \(referencedImagePaths.count) images for export")
         var successfulImages = 0
         let batchSize = 10
         let sortedPaths = Array(referencedImagePaths).sorted()
@@ -59,7 +61,7 @@ struct ZipUtils {
 
         for (index, imagePath) in sortedPaths.enumerated() {
             if index % batchSize == 0 {
-                print("Processing images \(index)/\(sortedPaths.count)")
+                logInfo("Processing images \(index)/\(sortedPaths.count)")
             }
 
             let imageURL = URL(fileURLWithPath: imagePath)
@@ -83,11 +85,11 @@ struct ZipUtils {
                     successfulImages += 1
                 }
             } catch {
-                print("Failed to read image: \(imageName)")
+                logWarning("Failed to read image: \(imageName)")
             }
         }
 
-        print("Export: included \(successfulImages)/\(referencedImagePaths.count) images")
+        logInfo("Export: included \(successfulImages)/\(referencedImagePaths.count) images")
 
         // Build central directory
         centralDirectory.reserveCapacity(fileEntries.count * 100)  // Estimate 100 bytes per entry
@@ -114,7 +116,7 @@ struct ZipUtils {
     }
 
     static func extractImportZip(data: Data) throws -> ImportResult {
-        print("Starting ZIP extraction - data size: \(data.count) bytes")
+        logInfo("Starting ZIP extraction - data size: \(data.count) bytes")
 
         return try extractUsingCustomParser(data: data)
     }
@@ -127,10 +129,10 @@ struct ZipUtils {
         let zipEntries: [ZipEntry]
         do {
             zipEntries = try parseZipFile(data: data)
-            print("Successfully parsed ZIP file with \(zipEntries.count) entries")
+            logInfo("Successfully parsed ZIP file with \(zipEntries.count) entries")
         } catch {
-            print("Failed to parse ZIP file: \(error)")
-            print(
+            logError("Failed to parse ZIP file: \(error)")
+            logError(
                 "ZIP data header: \(data.prefix(20).map { String(format: "%02X", $0) }.joined(separator: " "))"
             )
             throw NSError(
@@ -142,24 +144,24 @@ struct ZipUtils {
             )
         }
 
-        print("Found \(zipEntries.count) entries in ZIP file:")
+        logInfo("Found \(zipEntries.count) entries in ZIP file:")
         for entry in zipEntries {
-            print("  - \(entry.filename) (size: \(entry.data.count) bytes)")
+            logInfo("  - \(entry.filename) (size: \(entry.data.count) bytes)")
         }
 
         for entry in zipEntries {
             switch entry.filename {
             case METADATA_FILENAME:
                 metadataContent = String(data: entry.data, encoding: .utf8) ?? ""
-                print("Found metadata: \(metadataContent.prefix(100))...")
+                logInfo("Found metadata: \(metadataContent.prefix(100))...")
 
             case DATA_JSON_FILENAME:
                 jsonContent = String(data: entry.data, encoding: .utf8) ?? ""
-                print("Found data.json with \(jsonContent.count) characters")
+                logInfo("Found data.json with \(jsonContent.count) characters")
                 if jsonContent.isEmpty {
-                    print("WARNING: data.json is empty!")
+                    logWarning("WARNING: data.json is empty!")
                 } else {
-                    print("data.json preview: \(jsonContent.prefix(200))...")
+                    logInfo("data.json preview: \(jsonContent.prefix(200))...")
                 }
 
             default:
@@ -173,17 +175,17 @@ struct ZipUtils {
                             entry.data, filename: originalFilename)
                         importedImagePaths[originalFilename] = filename
                     } catch {
-                        print("Failed to import image \(originalFilename): \(error)")
+                        logError("Failed to import image \(originalFilename): \(error)")
                     }
                 }
             }
         }
 
         guard !jsonContent.isEmpty else {
-            print("ERROR: data.json not found or empty")
-            print("Available files in ZIP:")
+            logError("ERROR: data.json not found or empty")
+            logInfo("Available files in ZIP:")
             for entry in zipEntries {
-                print("  - \(entry.filename)")
+                logInfo("  - \(entry.filename)")
             }
             throw NSError(
                 domain: "ImportError", code: 1,
@@ -194,13 +196,25 @@ struct ZipUtils {
             )
         }
 
-        print("Import extraction completed: \(importedImagePaths.count) images processed")
+        logInfo("Import extraction completed: \(importedImagePaths.count) images processed")
 
         return ImportResult(
             jsonData: jsonContent.data(using: .utf8) ?? Data(), imagePathMapping: importedImagePaths
         )
     }
 
+    private static func logInfo(_ message: String) {
+        AppLogger.info(message, tag: logTag)
+    }
+
+    private static func logWarning(_ message: String) {
+        AppLogger.warning(message, tag: logTag)
+    }
+
+    private static func logError(_ message: String) {
+        AppLogger.error(message, tag: logTag)
+    }
+
     private static func createMetadata(
         exportData: ClimbDataBackup,
         referencedImagePaths: Set<String>

ios/Ascently/ViewModels/ClimbingDataManager.swift

@@ -15,6 +15,8 @@ import UniformTypeIdentifiers
 @MainActor
 class ClimbingDataManager: ObservableObject {
 
+    static let shared = ClimbingDataManager()
+
     @Published var gyms: [Gym] = []
     @Published var problems: [Problem] = []
     @Published var sessions: [ClimbSession] = []
@@ -38,7 +40,6 @@ class ClimbingDataManager: ObservableObject {
     let healthKitService = HealthKitService.shared
 
     @Published var isSyncing = false
-
     private enum Keys {
         static let gyms = "ascently_gyms"
         static let problems = "ascently_problems"
@@ -79,7 +80,7 @@ class ClimbingDataManager: ObservableObject {
         let name: String
     }
 
-    init() {
+    fileprivate init() {
         _ = ImageManager.shared
         migrateFromOpenClimbIfNeeded()
         loadAllData()
@@ -115,7 +116,8 @@ class ClimbingDataManager: ObservableObject {
             return
         }
 
-        print("Starting migration from OpenClimb to Ascently keys...")
+        AppLogger.info(
+            "Starting migration from OpenClimb to Ascently keys...", tag: LogTag.climbingData)
         var migrationCount = 0
 
         // Migrate each data type if it exists in old format but not in new format
@@ -135,7 +137,7 @@ class ClimbingDataManager: ObservableObject {
                 userDefaults.set(oldData, forKey: newKey)
                 userDefaults.removeObject(forKey: oldKey)
                 migrationCount += 1
-                print("✅ Migrated: \(oldKey) → \(newKey)")
+                AppLogger.info("Migrated: \(oldKey) → \(newKey)", tag: LogTag.climbingData)
             }
         }
 
@@ -147,7 +149,8 @@ class ClimbingDataManager: ObservableObject {
                 {
                     sharedDefaults.set(oldData, forKey: newKey)
                     sharedDefaults.removeObject(forKey: oldKey)
-                    print("✅ Migrated shared: \(oldKey) → \(newKey)")
+                    AppLogger.info(
+                        "Migrated shared: \(oldKey) → \(newKey)", tag: LogTag.climbingData)
                 }
             }
         }
@@ -161,18 +164,19 @@ class ClimbingDataManager: ObservableObject {
             userDefaults.set(lastModified, forKey: newDataStateKey)
             userDefaults.removeObject(forKey: legacyDataStateKey)
             migrationCount += 1
-            print("✅ Migrated data state timestamp")
+            AppLogger.info("Migrated data state timestamp", tag: LogTag.climbingData)
         }
 
         // Mark migration as completed
         userDefaults.set(true, forKey: migrationKey)
 
         if migrationCount > 0 {
-            print(
-                "Migration completed! Migrated \(migrationCount) data items from OpenClimb to Ascently"
+            AppLogger.info(
+                "Migration completed! Migrated \(migrationCount) data items from OpenClimb to Ascently",
+                tag: LogTag.climbingData
             )
         } else {
-            print("No OpenClimb data found to migrate")
+            AppLogger.info("No OpenClimb data found to migrate", tag: LogTag.climbingData)
         }
     }
 
@@ -413,9 +417,16 @@ class ClimbingDataManager: ObservableObject {
     }
 
     func startSession(gymId: UUID, notes: String? = nil) {
-        // End any currently active session
+        Task { @MainActor in
+            await startSessionAsync(gymId: gymId, notes: notes)
+        }
+    }
+
+    @discardableResult
+    func startSessionAsync(gymId: UUID, notes: String? = nil) async -> ClimbSession? {
+        // End any currently active session before starting a new one
         if let currentActive = activeSession {
-            endSession(currentActive.id)
+            await endSessionAsync(currentActive.id)
         }
 
         let newSession = ClimbSession(gymId: gymId, notes: notes)
@@ -428,60 +439,70 @@ class ClimbingDataManager: ObservableObject {
 
         // MARK: - Start Live Activity for new session
         if let gym = gym(withId: gymId) {
-            Task {
-                await LiveActivityManager.shared.startLiveActivity(
-                    for: newSession, gymName: gym.name)
-            }
+            await LiveActivityManager.shared.startLiveActivity(
+                for: newSession,
+                gymName: gym.name)
         }
 
         if healthKitService.isEnabled {
-            Task {
-                do {
-                    try await healthKitService.startWorkout(
-                        startDate: newSession.startTime ?? Date(),
-                        sessionId: newSession.id)
-                } catch {
-                    print("Failed to start HealthKit workout: \(error.localizedDescription)")
-                }
+            do {
+                try await healthKitService.startWorkout(
+                    startDate: newSession.startTime ?? Date(),
+                    sessionId: newSession.id)
+            } catch {
+                AppLogger.error(
+                    "Failed to start HealthKit workout: \(error.localizedDescription)",
+                    tag: LogTag.climbingData)
             }
         }
+
+        return newSession
     }
 
     func endSession(_ sessionId: UUID) {
-        if let session = sessions.first(where: { $0.id == sessionId && $0.status == .active }),
+        Task { @MainActor in
+            await endSessionAsync(sessionId)
+        }
+    }
+
+    @discardableResult
+    func endSessionAsync(_ sessionId: UUID) async -> ClimbSession? {
+        guard
+            let session = sessions.first(where: { $0.id == sessionId && $0.status == .active }),
             let index = sessions.firstIndex(where: { $0.id == sessionId })
-        {
+        else {
+            return nil
+        }
 
-            let completedSession = session.completed()
-            sessions[index] = completedSession
+        let completedSession = session.completed()
+        sessions[index] = completedSession
 
-            if activeSession?.id == sessionId {
-                activeSession = nil
-            }
+        if activeSession?.id == sessionId {
+            activeSession = nil
+        }
 
-            saveActiveSession()
-            saveSessions()
-            DataStateManager.shared.updateDataState()
+        saveActiveSession()
+        saveSessions()
+        DataStateManager.shared.updateDataState()
 
-            // Trigger auto-sync if enabled
-            syncService.triggerAutoSync(dataManager: self)
+        // Trigger auto-sync if enabled
+        syncService.triggerAutoSync(dataManager: self)
 
-            // MARK: - End Live Activity after session ends
-            Task {
-                await LiveActivityManager.shared.endLiveActivity()
-            }
+        // MARK: - End Live Activity after session ends
+        await LiveActivityManager.shared.endLiveActivity()
 
-            if healthKitService.isEnabled {
-                Task {
-                    do {
-                        try await healthKitService.endWorkout(
-                            endDate: completedSession.endTime ?? Date())
-                    } catch {
-                        print("Failed to end HealthKit workout: \(error.localizedDescription)")
-                    }
-                }
+        if healthKitService.isEnabled {
+            do {
+                try await healthKitService.endWorkout(
+                    endDate: completedSession.endTime ?? Date())
+            } catch {
+                AppLogger.error(
+                    "Failed to end HealthKit workout: \(error.localizedDescription)",
+                    tag: LogTag.climbingData)
             }
         }
+
+        return completedSession
     }
 
     func updateSession(_ session: ClimbSession) {
@@ -667,7 +688,9 @@ class ClimbingDataManager: ObservableObject {
         }
 
         if !orphanedAttempts.isEmpty {
-            print("🧹 Cleaning up \(orphanedAttempts.count) orphaned attempts")
+            AppLogger.info(
+                "🧹 Cleaning up \(orphanedAttempts.count) orphaned attempts",
+                tag: LogTag.climbingData)
 
             // Track these as deleted to prevent sync from re-introducing them
             for attempt in orphanedAttempts {
@@ -693,14 +716,15 @@ class ClimbingDataManager: ObservableObject {
 
             if seenAttempts.contains(key) {
                 duplicateIds.append(attempt.id)
-                print("🧹 Found duplicate attempt: \(attempt.id)")
+                AppLogger.info("🧹 Found duplicate attempt: \(attempt.id)", tag: LogTag.climbingData)
             } else {
                 seenAttempts.insert(key)
             }
         }
 
         if !duplicateIds.isEmpty {
-            print("🧹 Removing \(duplicateIds.count) duplicate attempts")
+            AppLogger.info(
+                "🧹 Removing \(duplicateIds.count) duplicate attempts", tag: LogTag.climbingData)
 
             // Track duplicates as deleted
             for attemptId in duplicateIds {
@@ -714,8 +738,9 @@ class ClimbingDataManager: ObservableObject {
         if initialAttemptCount != attempts.count {
             saveAttempts()
             let removedCount = initialAttemptCount - attempts.count
-            print(
-                "Cleanup complete. Removed \(removedCount) attempts. Remaining: \(attempts.count)"
+            AppLogger.info(
+                "Cleanup complete. Removed \(removedCount) attempts. Remaining: \(attempts.count)",
+                tag: LogTag.climbingData
             )
         }
 
@@ -725,7 +750,9 @@ class ClimbingDataManager: ObservableObject {
         }
 
         if !orphanedProblems.isEmpty {
-            print("🧹 Cleaning up \(orphanedProblems.count) orphaned problems")
+            AppLogger.info(
+                "🧹 Cleaning up \(orphanedProblems.count) orphaned problems",
+                tag: LogTag.climbingData)
 
             for problem in orphanedProblems {
                 trackDeletion(itemId: problem.id.uuidString, itemType: "problem")
@@ -744,7 +771,9 @@ class ClimbingDataManager: ObservableObject {
         }
 
         if !orphanedSessions.isEmpty {
-            print("🧹 Cleaning up \(orphanedSessions.count) orphaned sessions")
+            AppLogger.info(
+                "🧹 Cleaning up \(orphanedSessions.count) orphaned sessions",
+                tag: LogTag.climbingData)
 
             for session in orphanedSessions {
                 trackDeletion(itemId: session.id.uuidString, itemType: "session")
@@ -844,19 +873,29 @@ class ClimbingDataManager: ObservableObject {
             let problemsForImages = problems
 
             // Move heavy I/O operations to background thread
+            let logTag = LogTag.climbingData
             let zipData = try await Task.detached(priority: .userInitiated) {
                 // Collect actual image paths from disk for the ZIP
-                let referencedImagePaths = await Self.collectReferencedImagePathsStatic(
+                let imageSummary = Self.collectReferencedImagePathsStatic(
                     problems: problemsForImages,
                     imagesDirectory: imagesDirectory)
-                print("Starting export with \(referencedImagePaths.count) images")
+                let referencedImagePaths = imageSummary.paths
+
+                await MainActor.run {
+                    AppLogger.info(
+                        "Starting export with \(referencedImagePaths.count) images (\(imageSummary.missingCount) missing)",
+                        tag: logTag)
+                }
 
                 let zipData = try await ZipUtils.createExportZip(
                     exportData: exportData,
                     referencedImagePaths: referencedImagePaths
                 )
 
-                print("Export completed successfully")
+                await MainActor.run {
+                    AppLogger.info("Export completed successfully", tag: logTag)
+                }
+
                 return (zipData, referencedImagePaths.count)
             }.value
 
@@ -865,7 +904,7 @@ class ClimbingDataManager: ObservableObject {
             return zipData.0
         } catch {
             let errorMessage = "Export failed: \(error.localizedDescription)"
-            print("ERROR: \(errorMessage)")
+            AppLogger.error("ERROR: \(errorMessage)", tag: LogTag.climbingData)
             setError(errorMessage)
             return nil
         }
@@ -894,16 +933,24 @@ class ClimbingDataManager: ObservableObject {
                 return Date()
             }
 
-            print("Raw JSON content preview:")
-            print(String(decoding: importResult.jsonData.prefix(500), as: UTF8.self) + "...")
+            AppLogger.debug("Raw JSON content preview:", tag: LogTag.climbingData)
+            AppLogger.debug(
+                String(decoding: importResult.jsonData.prefix(500), as: UTF8.self) + "...",
+                tag: LogTag.climbingData
+            )
 
             let importData = try decoder.decode(ClimbDataBackup.self, from: importResult.jsonData)
 
-            print("Successfully decoded import data:")
-            print("- Gyms: \(importData.gyms.count)")
-            print("- Problems: \(importData.problems.count)")
-            print("- Sessions: \(importData.sessions.count)")
-            print("- Attempts: \(importData.attempts.count)")
+            AppLogger.info(
+                """
+                Successfully decoded import data:
+                - Gyms: \(importData.gyms.count)
+                - Problems: \(importData.problems.count)
+                - Sessions: \(importData.sessions.count)
+                - Attempts: \(importData.attempts.count)
+                """,
+                tag: LogTag.climbingData
+            )
 
             try validateImportData(importData)
 
@@ -960,14 +1007,20 @@ class ClimbingDataManager: ObservableObject {
 extension ClimbingDataManager {
     private func collectReferencedImagePaths() -> Set<String> {
         let imagesDirectory = ImageManager.shared.imagesDirectory.path
-        return Self.collectReferencedImagePathsStatic(
+        let result = Self.collectReferencedImagePathsStatic(
             problems: problems,
             imagesDirectory: imagesDirectory)
+
+        AppLogger.info(
+            "Export: Collected \(result.paths.count) images (\(result.missingCount) missing)",
+            tag: LogTag.climbingData)
+
+        return result.paths
     }
 
-    private static func collectReferencedImagePathsStatic(
+    nonisolated private static func collectReferencedImagePathsStatic(
         problems: [Problem], imagesDirectory: String
-    ) -> Set<String> {
+    ) -> (paths: Set<String>, missingCount: Int) {
         var imagePaths = Set<String>()
         var missingCount = 0
 
@@ -988,8 +1041,7 @@ extension ClimbingDataManager {
             }
         }
 
-        print("Export: Collected \(imagePaths.count) images (\(missingCount) missing)")
-        return imagePaths
+        return (imagePaths, missingCount)
     }
 
     private func updateProblemImagePaths(
@@ -1030,11 +1082,14 @@ extension ClimbingDataManager {
                             }
 
                             deterministicImagePaths.append(deterministicName)
-                            print("Renamed imported image: \(tempFileName) → \(deterministicName)")
+                            AppLogger.debug(
+                                "Renamed imported image: \(tempFileName) → \(deterministicName)",
+                                tag: LogTag.climbingData)
                         }
                     } catch {
-                        print(
-                            "Failed to rename imported image \(tempFileName) to \(deterministicName): \(error)"
+                        AppLogger.error(
+                            "Failed to rename imported image \(tempFileName) to \(deterministicName): \(error)",
+                            tag: LogTag.climbingData
                         )
                         deterministicImagePaths.append(tempFileName)
                     }
@@ -1078,7 +1133,8 @@ extension ClimbingDataManager {
         if needsUpdate {
             problems = updatedProblems
             saveProblems()
-            print("Migrated image paths for \(problems.count) problems")
+            AppLogger.info(
+                "Migrated image paths for \(problems.count) problems", tag: LogTag.climbingData)
         }
     }
 
@@ -1089,8 +1145,9 @@ extension ClimbingDataManager {
 
             // Log storage information for debugging
             let info = await ImageManager.shared.getStorageInfo()
-            print(
-                "Image Storage: \(info.primaryCount) primary, \(info.backupCount) backup, \(info.totalSize / 1024)KB total"
+            await AppLogger.debug(
+                "Image Storage: \(info.primaryCount) primary, \(info.backupCount) backup, \(info.totalSize / 1024)KB total",
+                tag: LogTag.climbingData
             )
         }.value
     }
@@ -1128,7 +1185,9 @@ extension ClimbingDataManager {
             }
 
             if !orphanedFiles.isEmpty {
-                print("Cleaned up \(orphanedFiles.count) orphaned image files")
+                AppLogger.info(
+                    "Cleaned up \(orphanedFiles.count) orphaned image files",
+                    tag: LogTag.climbingData)
             }
         }
     }
@@ -1145,7 +1204,7 @@ extension ClimbingDataManager {
     }
 
     func forceImageRecovery() {
-        print("User initiated force image recovery")
+        AppLogger.info("User initiated force image recovery", tag: LogTag.climbingData)
         ImageManager.shared.forceRecoveryMigration()
 
         // Refresh the UI after recovery
@@ -1153,7 +1212,7 @@ extension ClimbingDataManager {
     }
 
     func emergencyImageRestore() {
-        print("User initiated emergency image restore")
+        AppLogger.info("User initiated emergency image restore", tag: LogTag.climbingData)
         ImageManager.shared.emergencyImageRestore()
 
         // Refresh the UI after restore
@@ -1179,15 +1238,15 @@ extension ClimbingDataManager {
     }
 
     func testLiveActivity() {
-        print("🧪 Testing Live Activity functionality...")
+        AppLogger.info("Testing Live Activity functionality...", tag: LogTag.climbingData)
 
         // Check Live Activity availability
         let status = LiveActivityManager.shared.checkLiveActivityAvailability()
-        print(status)
+        AppLogger.info(status, tag: LogTag.climbingData)
 
         // Test with dummy data if we have a gym
         guard let testGym = gyms.first else {
-            print("ERROR: No gyms available for testing")
+            AppLogger.error("No gyms available for testing", tag: LogTag.climbingData)
             return
         }
 
@@ -1218,15 +1277,18 @@ extension ClimbingDataManager {
 
         // Only restart if session is actually active
         guard activeSession.status == .active else {
-            print(
-                "WARNING: Session exists but is not active (status: \(activeSession.status)), ending Live Activity"
+            AppLogger.warning(
+                "Session exists but is not active (status: \(activeSession.status)), ending Live Activity",
+                tag: LogTag.climbingData
             )
             await LiveActivityManager.shared.endLiveActivity()
             return
         }
 
         if let gym = gym(withId: activeSession.gymId) {
-            print("Checking Live Activity for active session at \(gym.name)")
+            AppLogger.info(
+                "Checking Live Activity for active session at \(gym.name)", tag: LogTag.climbingData
+            )
 
             // First cleanup any dismissed activities
             await LiveActivityManager.shared.cleanupDismissedActivities()
@@ -1241,7 +1303,9 @@ extension ClimbingDataManager {
 
     /// Call this when app becomes active to check for Live Activity restart
     func onAppBecomeActive() {
-        print("App became active - checking Live Activity status")
+        let logTag = "ClimbingData"
+        AppLogger.info(
+            "App became active - checking Live Activity status", tag: logTag)
         Task {
             await checkAndRestartLiveActivity()
         }
@@ -1249,35 +1313,46 @@ extension ClimbingDataManager {
 
     /// Call this when app enters background to update Live Activity
     func onAppEnterBackground() {
-        print("App entering background - updating Live Activity if needed")
+        let logTag = "ClimbingData"
+        AppLogger.info(
+            "App entering background - updating Live Activity if needed", tag: logTag)
         Task {
             await updateLiveActivityData()
         }
     }
 
     /// Setup notifications for Live Activity events
-    private func setupLiveActivityNotifications() {
+    nonisolated private func setupLiveActivityNotifications() {
+        let notificationName = Notification.Name("liveActivityDismissed")
+        let logTag = "ClimbingData"
+
         liveActivityObserver = NotificationCenter.default.addObserver(
-            forName: .liveActivityDismissed,
+            forName: notificationName,
             object: nil,
             queue: .main
         ) { [weak self] _ in
-            print("🔔 Received Live Activity dismissed notification - attempting restart")
             Task { @MainActor in
+                AppLogger.info(
+                    "Received Live Activity dismissed notification - attempting restart",
+                    tag: logTag)
                 await self?.handleLiveActivityDismissed()
             }
         }
     }
 
-    private func setupMigrationNotifications() {
+    nonisolated private func setupMigrationNotifications() {
+        let logTag = "ClimbingData"
+
         migrationObserver = NotificationCenter.default.addObserver(
             forName: NSNotification.Name("ImageMigrationCompleted"),
             object: nil,
             queue: .main
         ) { [weak self] notification in
             if let updateCount = notification.userInfo?["updateCount"] as? Int {
-                print("🔔 Image migration completed with \(updateCount) updates - reloading data")
                 Task { @MainActor in
+                    AppLogger.info(
+                        "Image migration completed with \(updateCount) updates - reloading data",
+                        tag: logTag)
                     self?.loadProblems()
                 }
             }
@@ -1293,7 +1368,9 @@ extension ClimbingDataManager {
             return
         }
 
-        print("Attempting to restart dismissed Live Activity for \(gym.name)")
+        AppLogger.info(
+            "Attempting to restart dismissed Live Activity for \(gym.name)",
+            tag: LogTag.climbingData)
 
         // Wait a bit before restarting to avoid frequency limits
         try? await Task.sleep(nanoseconds: 2_000_000_000)  // 2 seconds
@@ -1333,11 +1410,20 @@ extension ClimbingDataManager {
             activeSession.status == .active,
             let gym = gym(withId: activeSession.gymId)
         else {
-            print("WARNING: Live Activity update skipped - no active session or gym")
+            AppLogger.warning(
+                "Live Activity update skipped - no active session or gym",
+                tag: LogTag.climbingData
+            )
             if let session = activeSession {
-                print("  Session ID: \(session.id)")
-                print("  Session Status: \(session.status)")
-                print("  Gym ID: \(session.gymId)")
+                AppLogger.debug(
+                    """
+                    Skipped session details:
+                      Session ID: \(session.id)
+                      Session Status: \(session.status)
+                      Gym ID: \(session.gymId)
+                    """,
+                    tag: LogTag.climbingData
+                )
             }
             return
         }
@@ -1357,14 +1443,17 @@ extension ClimbingDataManager {
             elapsedInterval = 0
         }
 
-        print("Live Activity Update Debug:")
-        print("  Session ID: \(activeSession.id)")
-        print("  Gym: \(gym.name)")
-        print("  Total attempts in session: \(totalAttempts)")
-        print("  Completed problems: \(completedProblems)")
-        print("  Elapsed time: \(elapsedInterval) seconds")
-        print(
-            "  All attempts for session: \(attemptsForSession.map { "\($0.result) - Problem: \($0.problemId)" })"
+        AppLogger.debug(
+            """
+            Live Activity Update Debug:
+              Session ID: \(activeSession.id)
+              Gym: \(gym.name)
+              Total attempts in session: \(totalAttempts)
+              Completed problems: \(completedProblems)
+              Elapsed time: \(elapsedInterval) seconds
+              All attempts for session: \(attemptsForSession.map { "\($0.result) - Problem: \($0.problemId)" })
+            """,
+            tag: LogTag.climbingData
         )
 
         Task {

ios/Ascently/ViewModels/LiveActivityManager.swift

@@ -8,6 +8,7 @@ extension Notification.Name {
 @MainActor
 final class LiveActivityManager {
     static let shared = LiveActivityManager()
+    private static let logTag = "LiveActivity"
     private init() {}
 
     nonisolated(unsafe) private var currentActivity: Activity<SessionActivityAttributes>?
@@ -30,11 +31,12 @@ final class LiveActivityManager {
             let isStillActive = activities.contains { $0.id == currentActivity.id }
 
             if isStillActive {
-                print("Live Activity still running: \(currentActivity.id)")
+                AppLogger.debug("Live Activity still running: \(currentActivity.id)", tag: Self.logTag)
                 return
             } else {
-                print(
-                    "WARNING: Tracked Live Activity \(currentActivity.id) was dismissed, clearing reference"
+                AppLogger.warning(
+                    "Tracked Live Activity \(currentActivity.id) was dismissed, clearing reference",
+                    tag: Self.logTag
                 )
                 self.currentActivity = nil
             }
@@ -43,18 +45,18 @@ final class LiveActivityManager {
         // Check if there are ANY active Live Activities for this session
         let existingActivities = Activity<SessionActivityAttributes>.activities
         if let existingActivity = existingActivities.first {
-            print("Found existing Live Activity: \(existingActivity.id), using it")
+            AppLogger.info("Found existing Live Activity: \(existingActivity.id), using it", tag: Self.logTag)
             self.currentActivity = existingActivity
             return
         }
 
-        print("No Live Activity found, restarting for existing session")
+        AppLogger.info("No Live Activity found, restarting for existing session", tag: Self.logTag)
         await startLiveActivity(for: activeSession, gymName: gymName)
     }
 
     /// Call this when a ClimbSession starts to begin a Live Activity
     func startLiveActivity(for session: ClimbSession, gymName: String) async {
-        print("Starting Live Activity for gym: \(gymName)")
+        AppLogger.info("Starting Live Activity for gym: \(gymName)", tag: Self.logTag)
 
         await endLiveActivity()
 
@@ -80,18 +82,26 @@ final class LiveActivityManager {
                 pushType: nil
             )
             self.currentActivity = activity
-            print("Live Activity started successfully: \(activity.id)")
+            AppLogger.info("Live Activity started successfully: \(activity.id)", tag: Self.logTag)
         } catch {
-            print("ERROR: Failed to start live activity: \(error)")
-            print("Error details: \(error.localizedDescription)")
+            AppLogger.error(
+                """
+                Failed to start live activity: \(error)
+                Details: \(error.localizedDescription)
+                """,
+                tag: Self.logTag
+            )
 
             // Check specific error types
             if error.localizedDescription.contains("authorization") {
-                print("Authorization error - check Live Activity permissions in Settings")
+                AppLogger.warning(
+                    "Authorization error - check Live Activity permissions in Settings",
+                    tag: Self.logTag
+                )
             } else if error.localizedDescription.contains("content") {
-                print("Content error - check ActivityAttributes structure")
+                AppLogger.warning("Content error - check ActivityAttributes structure", tag: Self.logTag)
             } else if error.localizedDescription.contains("frequencyLimited") {
-                print("Frequency limited - too many Live Activities started recently")
+                AppLogger.warning("Frequency limited - too many Live Activities started recently", tag: Self.logTag)
             }
         }
     }
@@ -100,7 +110,7 @@ final class LiveActivityManager {
     func updateLiveActivity(elapsed: TimeInterval, totalAttempts: Int, completedProblems: Int) async
     {
         guard let currentActivity = currentActivity else {
-            print("WARNING: No current activity to update")
+            AppLogger.warning("No current activity to update", tag: Self.logTag)
             return
         }
 
@@ -109,15 +119,17 @@ final class LiveActivityManager {
         let isStillActive = activities.contains { $0.id == currentActivity.id }
 
         if !isStillActive {
-            print(
-                "WARNING: Tracked Live Activity \(currentActivity.id) is no longer active, clearing reference"
+            AppLogger.warning(
+                "Tracked Live Activity \(currentActivity.id) is no longer active, clearing reference",
+                tag: Self.logTag
             )
             self.currentActivity = nil
             return
         }
 
-        print(
-            "Updating Live Activity - Attempts: \(totalAttempts), Completed: \(completedProblems)"
+        AppLogger.debug(
+            "Updating Live Activity - Attempts: \(totalAttempts), Completed: \(completedProblems)",
+            tag: Self.logTag
         )
 
         let updatedContentState = SessionActivityAttributes.ContentState(
@@ -137,26 +149,26 @@ final class LiveActivityManager {
 
         // First end the tracked activity if it exists
         if let currentActivity {
-            print("Ending tracked Live Activity: \(currentActivity.id)")
+            AppLogger.info("Ending tracked Live Activity: \(currentActivity.id)", tag: Self.logTag)
             nonisolated(unsafe) let activity = currentActivity
             await activity.end(nil, dismissalPolicy: .immediate)
             self.currentActivity = nil
-            print("Tracked Live Activity ended successfully")
+            AppLogger.info("Tracked Live Activity ended successfully", tag: Self.logTag)
         }
 
         // Force end ALL active activities of our type to ensure cleanup
-        print("Checking for any remaining active activities...")
+        AppLogger.debug("Checking for any remaining active activities...", tag: Self.logTag)
         let activities = Activity<SessionActivityAttributes>.activities
 
         if activities.isEmpty {
-            print("No additional activities found")
+            AppLogger.debug("No additional activities found", tag: Self.logTag)
         } else {
-            print("Found \(activities.count) additional active activities, ending them...")
+            AppLogger.info("Found \(activities.count) additional active activities, ending them...", tag: Self.logTag)
             for activity in activities {
-                print("Force ending activity: \(activity.id)")
+                AppLogger.debug("Force ending activity: \(activity.id)", tag: Self.logTag)
                 await activity.end(nil, dismissalPolicy: .immediate)
             }
-            print("All Live Activities ended successfully")
+            AppLogger.info("All Live Activities ended successfully", tag: Self.logTag)
         }
     }
 
@@ -174,7 +186,7 @@ final class LiveActivityManager {
             • All Active Activities: \(allActivities.count)
             """
 
-        print(message)
+        AppLogger.info(message, tag: Self.logTag)
         return message
     }
 
@@ -185,7 +197,7 @@ final class LiveActivityManager {
         if let currentActivity = currentActivity {
             let isStillActive = activities.contains { $0.id == currentActivity.id }
             if !isStillActive {
-                print("Cleaning up dismissed Live Activity: \(currentActivity.id)")
+                AppLogger.info("Cleaning up dismissed Live Activity: \(currentActivity.id)", tag: Self.logTag)
                 self.currentActivity = nil
             }
         }
@@ -195,7 +207,7 @@ final class LiveActivityManager {
     func startHealthChecks() {
         stopHealthChecks()  // Stop any existing timer
 
-        print("🩺 Starting Live Activity health checks")
+        AppLogger.debug("🩺 Starting Live Activity health checks", tag: Self.logTag)
         healthCheckTimer = Timer.scheduledTimer(withTimeInterval: 30.0, repeats: true) {
             [weak self] _ in
             Task { @MainActor [weak self] in
@@ -208,7 +220,7 @@ final class LiveActivityManager {
     func stopHealthChecks() {
         healthCheckTimer?.invalidate()
         healthCheckTimer = nil
-        print("Stopped Live Activity health checks")
+        AppLogger.debug("Stopped Live Activity health checks", tag: Self.logTag)
     }
 
     /// Perform a health check on the current Live Activity
@@ -221,14 +233,14 @@ final class LiveActivityManager {
         // Only perform health check if it's been at least 25 seconds
         guard timeSinceLastCheck >= 25 else { return }
 
-        print("🩺 Performing Live Activity health check")
+        AppLogger.debug("🩺 Performing Live Activity health check", tag: Self.logTag)
         lastHealthCheck = now
 
         let activities = Activity<SessionActivityAttributes>.activities
         let isStillActive = activities.contains { $0.id == currentActivity.id }
 
         if !isStillActive {
-            print("Health check failed - Live Activity was dismissed")
+            AppLogger.warning("Health check failed - Live Activity was dismissed", tag: Self.logTag)
             self.currentActivity = nil
 
             // Notify that we need to restart
@@ -237,7 +249,7 @@ final class LiveActivityManager {
                 object: nil
             )
         } else {
-            print("Live Activity health check passed")
+            AppLogger.debug("Live Activity health check passed", tag: Self.logTag)
         }
     }
 

ios/Ascently/Views/CalendarView.swift

@@ -0,0 +1,338 @@
+import SwiftUI
+
+struct CalendarView: View {
+    @EnvironmentObject var dataManager: ClimbingDataManager
+    let sessions: [ClimbSession]
+    @Binding var selectedMonth: Date
+    @Binding var selectedDate: Date?
+    let onNavigateToSession: (UUID) -> Void
+
+    var calendar: Calendar {
+        Calendar.current
+    }
+
+    var monthYearString: String {
+        let formatter = DateFormatter()
+        formatter.dateFormat = "MMMM yyyy"
+        return formatter.string(from: selectedMonth)
+    }
+
+    var sessionsByDate: [Date: [ClimbSession]] {
+        Dictionary(grouping: sessions) { session in
+            calendar.startOfDay(for: session.date)
+        }
+    }
+
+    var daysInMonth: [Date?] {
+        guard let monthInterval = calendar.dateInterval(of: .month, for: selectedMonth),
+            calendar.dateInterval(of: .weekOfMonth, for: monthInterval.start) != nil
+        else {
+            return []
+        }
+
+        let days = calendar.generateDates(
+            inside: monthInterval,
+            matching: DateComponents(hour: 0, minute: 0, second: 0)
+        )
+
+        let firstDayOfMonth = days.first ?? monthInterval.start
+        let firstWeekday = calendar.component(.weekday, from: firstDayOfMonth)
+        let offset = firstWeekday - 1
+
+        var paddedDays: [Date?] = Array(repeating: nil, count: offset)
+        paddedDays.append(contentsOf: days.map { $0 as Date? })
+
+        let remainder = paddedDays.count % 7
+        if remainder != 0 {
+            paddedDays.append(contentsOf: Array(repeating: nil, count: 7 - remainder))
+        }
+
+        return paddedDays
+    }
+
+    var body: some View {
+        ScrollView {
+            VStack(spacing: 0) {
+                if let activeSession = dataManager.activeSession,
+                    let gym = dataManager.gym(withId: activeSession.gymId)
+                {
+                    ActiveSessionBanner(session: activeSession, gym: gym)
+                        .padding(.horizontal, 16)
+                        .padding(.top, 8)
+                        .padding(.bottom, 16)
+                }
+
+                VStack(spacing: 8) {
+                    HStack {
+                        Button(action: { changeMonth(by: -1) }) {
+                            Image(systemName: "chevron.left")
+                                .font(.title2)
+                                .fontWeight(.semibold)
+                                .foregroundColor(.blue)
+                        }
+                        .frame(width: 44, height: 44)
+
+                        Spacer()
+
+                        Text(monthYearString)
+                            .font(.title3)
+                            .fontWeight(.semibold)
+
+                        Spacer()
+
+                        Button(action: { changeMonth(by: 1) }) {
+                            Image(systemName: "chevron.right")
+                                .font(.title2)
+                                .fontWeight(.semibold)
+                                .foregroundColor(.blue)
+                        }
+                        .frame(width: 44, height: 44)
+                    }
+
+                    Button(action: {
+                        let today = Date()
+                        selectedMonth = today
+                        selectedDate = today
+                    }) {
+                        Text("Today")
+                            .font(.subheadline)
+                            .fontWeight(.semibold)
+                            .foregroundColor(.white)
+                            .padding(.horizontal, 20)
+                            .padding(.vertical, 8)
+                            .background(Color.blue)
+                            .clipShape(Capsule())
+                    }
+                }
+                .padding(.vertical, 16)
+                .padding(.horizontal)
+
+                HStack(spacing: 0) {
+                    ForEach(["S", "M", "T", "W", "T", "F", "S"], id: \.self) { day in
+                        Text(day)
+                            .font(.caption2)
+                            .fontWeight(.semibold)
+                            .foregroundColor(.secondary)
+                            .frame(maxWidth: .infinity)
+                    }
+                }
+                .padding(.horizontal)
+                .padding(.bottom, 8)
+
+                LazyVGrid(
+                    columns: Array(repeating: GridItem(.flexible(), spacing: 4), count: 7),
+                    spacing: 4
+                ) {
+                    ForEach(daysInMonth.indices, id: \.self) { index in
+                        if let date = daysInMonth[index] {
+                            CalendarDayCell(
+                                date: date,
+                                sessions: sessionsByDate[calendar.startOfDay(for: date)] ?? [],
+                                isSelected: selectedDate.map {
+                                    calendar.isDate($0, inSameDayAs: date)
+                                }
+                                    ?? false,
+                                isToday: calendar.isDateInToday(date),
+                                isInCurrentMonth: calendar.isDate(
+                                    date, equalTo: selectedMonth, toGranularity: .month)
+                            ) {
+                                if !sessionsByDate[calendar.startOfDay(for: date), default: []]
+                                    .isEmpty
+                                {
+                                    if selectedDate.map({ calendar.isDate($0, inSameDayAs: date) })
+                                        ?? false
+                                    {
+                                        selectedDate = nil
+                                    } else {
+                                        selectedDate = date
+                                    }
+                                }
+                            }
+                        } else {
+                            Color.clear
+                                .aspectRatio(1, contentMode: .fit)
+                        }
+                    }
+                }
+                .padding(.horizontal)
+
+                if let selected = selectedDate,
+                    let sessionsOnDate = sessionsByDate[calendar.startOfDay(for: selected)],
+                    !sessionsOnDate.isEmpty
+                {
+                    Divider()
+                        .padding(.vertical, 16)
+                        .padding(.horizontal)
+
+                    VStack(alignment: .leading, spacing: 12) {
+                        Text("Sessions on \(formatSelectedDate(selected))")
+                            .font(.headline)
+                            .fontWeight(.semibold)
+                            .padding(.horizontal)
+
+                        VStack(spacing: 12) {
+                            ForEach(sessionsOnDate) { session in
+                                SessionCard(
+                                    session: session,
+                                    onTap: {
+                                        onNavigateToSession(session.id)
+                                    }
+                                )
+                                .padding(.horizontal)
+                            }
+                        }
+                    }
+                    .padding(.bottom, 16)
+                }
+            }
+        }
+    }
+
+    func changeMonth(by value: Int) {
+        if let newMonth = calendar.date(byAdding: .month, value: value, to: selectedMonth) {
+            selectedMonth = newMonth
+            selectedDate = nil
+        }
+    }
+
+    func formatSelectedDate(_ date: Date) -> String {
+        let formatter = DateFormatter()
+        formatter.dateFormat = "MMMM d, yyyy"
+        return formatter.string(from: date)
+    }
+}
+
+struct CalendarDayCell: View {
+    let date: Date
+    let sessions: [ClimbSession]
+    let isSelected: Bool
+    let isToday: Bool
+    let isInCurrentMonth: Bool
+    let onTap: () -> Void
+
+    var dayNumber: String {
+        let formatter = DateFormatter()
+        formatter.dateFormat = "d"
+        return formatter.string(from: date)
+    }
+
+    var body: some View {
+        Button(action: onTap) {
+            VStack(spacing: 6) {
+                Text(dayNumber)
+                    .font(.system(size: 17))
+                    .fontWeight(sessions.isEmpty ? .regular : .medium)
+                    .foregroundColor(
+                        isSelected
+                            ? .white
+                            : isToday
+                                ? .blue
+                                : !isInCurrentMonth
+                                    ? .secondary.opacity(0.3)
+                                    : sessions.isEmpty ? .secondary : .primary
+                    )
+
+                if !sessions.isEmpty {
+                    Circle()
+                        .fill(isSelected ? .white : .blue)
+                        .frame(width: 4, height: 4)
+                } else {
+                    Spacer()
+                        .frame(height: 4)
+                }
+            }
+            .frame(maxWidth: .infinity)
+            .frame(height: 50)
+            .contentShape(Rectangle())
+            .background(
+                RoundedRectangle(cornerRadius: 6)
+                    .fill(
+                        isSelected ? Color.blue : isToday ? Color.blue.opacity(0.1) : Color.clear
+                    )
+            )
+            .overlay(
+                RoundedRectangle(cornerRadius: 6)
+                    .stroke(
+                        isToday && !isSelected ? Color.blue.opacity(0.3) : Color.clear, lineWidth: 1
+                    )
+            )
+        }
+        .buttonStyle(PlainButtonStyle())
+        .disabled(sessions.isEmpty)
+    }
+}
+
+struct SessionCard: View {
+    @EnvironmentObject var dataManager: ClimbingDataManager
+    let session: ClimbSession
+    let onTap: () -> Void
+
+    var gym: Gym? {
+        dataManager.gym(withId: session.gymId)
+    }
+
+    var body: some View {
+        HStack(spacing: 12) {
+            VStack(alignment: .leading, spacing: 6) {
+                Text(gym?.name ?? "Unknown Gym")
+                    .font(.body)
+                    .fontWeight(.semibold)
+                    .foregroundColor(.primary)
+
+                if let duration = session.duration {
+                    Text("Duration: \(duration) minutes")
+                        .font(.subheadline)
+                        .foregroundColor(.secondary)
+                }
+
+                if let notes = session.notes, !notes.isEmpty {
+                    Text(notes)
+                        .font(.subheadline)
+                        .foregroundColor(.secondary)
+                        .lineLimit(2)
+                }
+            }
+
+            Spacer()
+
+            Image(systemName: "chevron.right")
+                .font(.body)
+                .fontWeight(.semibold)
+                .foregroundColor(Color(.tertiaryLabel))
+        }
+        .padding(16)
+        .background(
+            RoundedRectangle(cornerRadius: 10)
+                .fill(Color(.secondarySystemGroupedBackground))
+        )
+        .onTapGesture {
+            onTap()
+        }
+    }
+}
+
+extension Calendar {
+    func generateDates(
+        inside interval: DateInterval,
+        matching components: DateComponents
+    ) -> [Date] {
+        var dates: [Date] = []
+        dates.append(interval.start)
+
+        enumerateDates(
+            startingAfter: interval.start,
+            matching: components,
+            matchingPolicy: .nextTime
+        ) { date, _, stop in
+            if let date = date {
+                if date < interval.end {
+                    dates.append(date)
+                } else {
+                    stop = true
+                }
+            }
+        }
+
+        return dates
+    }
+}

ios/Ascently/Views/LiveActivityDebugView.swift

@@ -196,7 +196,7 @@ struct LiveActivityDebugView: View {
         }
 
         isTestRunning = true
-        appendDebugOutput("🧪 Starting Live Activity test...")
+        appendDebugOutput("Starting Live Activity test...")
 
         Task {
             defer {

ios/Ascently/Views/ProblemsView.swift

@@ -317,7 +317,6 @@ struct ProblemsList: View {
                 }
 
                 Button {
-                    // Use a spring animation for more natural movement
                     withAnimation(.spring(response: 0.5, dampingFraction: 0.8, blendDuration: 0.1))
                     {
                         let updatedProblem = problem.updated(isActive: !problem.isActive)