[iOS & Android] iOS 1.2.5 & Android 1.7.4 [Sync] Sync 1.1.0

ios/OpenClimb/ViewModels/ClimbingDataManager.swift

@@ -41,6 +41,7 @@ class ClimbingDataManager: ObservableObject {
         static let sessions = "openclimb_sessions"
         static let attempts = "openclimb_attempts"
         static let activeSession = "openclimb_active_session"
+        static let deletedItems = "openclimb_deleted_items"
     }
 
     // Widget data models
@@ -137,7 +138,7 @@ class ClimbingDataManager: ObservableObject {
         }
     }
 
-    private func saveGyms() {
+    internal func saveGyms() {
         if let data = try? encoder.encode(gyms) {
             userDefaults.set(data, forKey: Keys.gyms)
             // Share with widget - convert to widget format
@@ -150,7 +151,7 @@ class ClimbingDataManager: ObservableObject {
         }
     }
 
-    private func saveProblems() {
+    internal func saveProblems() {
         if let data = try? encoder.encode(problems) {
             userDefaults.set(data, forKey: Keys.problems)
             // Share with widget
@@ -246,6 +247,7 @@ class ClimbingDataManager: ObservableObject {
 
         // Delete the gym
         gyms.removeAll { $0.id == gym.id }
+        trackDeletion(itemId: gym.id.uuidString, itemType: "gym")
         saveGyms()
         DataStateManager.shared.updateDataState()
         successMessage = "Gym deleted successfully"
@@ -293,6 +295,7 @@ class ClimbingDataManager: ObservableObject {
 
         // Delete the problem
         problems.removeAll { $0.id == problem.id }
+        trackDeletion(itemId: problem.id.uuidString, itemType: "problem")
         saveProblems()
         DataStateManager.shared.updateDataState()
 
@@ -396,6 +399,7 @@ class ClimbingDataManager: ObservableObject {
 
         // Delete the session
         sessions.removeAll { $0.id == session.id }
+        trackDeletion(itemId: session.id.uuidString, itemType: "session")
         saveSessions()
         DataStateManager.shared.updateDataState()
 
@@ -442,17 +446,50 @@ class ClimbingDataManager: ObservableObject {
 
     func deleteAttempt(_ attempt: Attempt) {
         attempts.removeAll { $0.id == attempt.id }
+        trackDeletion(itemId: attempt.id.uuidString, itemType: "attempt")
         saveAttempts()
         DataStateManager.shared.updateDataState()
 
         // Update Live Activity when attempt is deleted
         updateLiveActivityForActiveSession()
+
+        // Note: Attempts for active sessions are not synced until session is completed
     }
 
     func attempts(forSession sessionId: UUID) -> [Attempt] {
         return attempts.filter { $0.sessionId == sessionId }.sorted { $0.timestamp < $1.timestamp }
     }
 
+    // MARK: - Deletion Tracking
+
+    private func trackDeletion(itemId: String, itemType: String) {
+        let deletion = DeletedItem(
+            id: itemId,
+            type: itemType,
+            deletedAt: ISO8601DateFormatter().string(from: Date())
+        )
+
+        var currentDeletions = getDeletedItems()
+        currentDeletions.append(deletion)
+
+        if let data = try? encoder.encode(currentDeletions) {
+            userDefaults.set(data, forKey: Keys.deletedItems)
+        }
+    }
+
+    func getDeletedItems() -> [DeletedItem] {
+        guard let data = userDefaults.data(forKey: Keys.deletedItems),
+            let deletions = try? decoder.decode([DeletedItem].self, from: data)
+        else {
+            return []
+        }
+        return deletions
+    }
+
+    func clearDeletedItems() {
+        userDefaults.removeObject(forKey: Keys.deletedItems)
+    }
+
     func attempts(forProblem problemId: UUID) -> [Attempt] {
         return attempts.filter { $0.problemId == problemId }.sorted { $0.timestamp > $1.timestamp }
     }