Replace Shared Preferences with Data Store

app/src/main/java/gq/kirmanak/mealient/data/auth/AuthRepo.kt

@@ -15,5 +15,5 @@ interface AuthRepo {
 
     fun authenticationStatuses(): Flow<Boolean>
 
-    fun logout()
+    suspend fun logout()
 }

app/src/main/java/gq/kirmanak/mealient/data/auth/AuthStorage.kt

@@ -3,7 +3,7 @@ package gq.kirmanak.mealient.data.auth
 import kotlinx.coroutines.flow.Flow
 
 interface AuthStorage {
-    fun storeAuthData(authHeader: String, baseUrl: String)
+    suspend fun storeAuthData(authHeader: String, baseUrl: String)
 
     suspend fun getBaseUrl(): String?
 
@@ -11,5 +11,5 @@ interface AuthStorage {
 
     fun authHeaderObservable(): Flow<String?>
 
-    fun clearAuthData()
+    suspend fun clearAuthData()
 }

app/src/main/java/gq/kirmanak/mealient/data/auth/impl/AuthRepoImpl.kt

@@ -46,7 +46,7 @@ class AuthRepoImpl @Inject constructor(
         return storage.authHeaderObservable().map { it != null }
     }
 
-    override fun logout() {
+    override suspend fun logout() {
         Timber.v("logout() called")
         storage.clearAuthData()
     }

app/src/main/java/gq/kirmanak/mealient/data/auth/impl/AuthStorageImpl.kt

@@ -1,55 +1,48 @@
 package gq.kirmanak.mealient.data.auth.impl
 
-import android.content.SharedPreferences
-import androidx.core.content.edit
 import gq.kirmanak.mealient.data.auth.AuthStorage
-import gq.kirmanak.mealient.extensions.changesFlow
-import gq.kirmanak.mealient.extensions.getStringOrNull
+import gq.kirmanak.mealient.data.storage.PreferencesStorage
 import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.map
 import timber.log.Timber
 import javax.inject.Inject
 import javax.inject.Singleton
 
-private const val AUTH_HEADER_KEY = "AUTH_TOKEN"
-private const val BASE_URL_KEY = "BASE_URL"
-
 @Singleton
 class AuthStorageImpl @Inject constructor(
-    private val sharedPreferences: SharedPreferences
+    private val preferencesStorage: PreferencesStorage,
 ) : AuthStorage {
 
-    override fun storeAuthData(authHeader: String, baseUrl: String) {
+    private val authHeaderKey by preferencesStorage::authHeaderKey
+    private val baseUrlKey by preferencesStorage::baseUrlKey
+
+    override suspend fun storeAuthData(authHeader: String, baseUrl: String) {
         Timber.v("storeAuthData() called with: authHeader = $authHeader, baseUrl = $baseUrl")
-        sharedPreferences.edit {
-            putString(AUTH_HEADER_KEY, authHeader)
-            putString(BASE_URL_KEY, baseUrl)
-        }
+        preferencesStorage.storeValues(
+            Pair(authHeaderKey, authHeader),
+            Pair(baseUrlKey, baseUrl),
+        )
     }
 
     override suspend fun getBaseUrl(): String? {
-        val baseUrl = sharedPreferences.getStringOrNull(BASE_URL_KEY)
+        val baseUrl = preferencesStorage.getValue(baseUrlKey)
         Timber.d("getBaseUrl: base url is $baseUrl")
         return baseUrl
     }
 
     override suspend fun getAuthHeader(): String? {
         Timber.v("getAuthHeader() called")
-        val token = sharedPreferences.getStringOrNull(AUTH_HEADER_KEY)
+        val token = preferencesStorage.getValue(authHeaderKey)
         Timber.d("getAuthHeader: header is \"$token\"")
         return token
     }
 
     override fun authHeaderObservable(): Flow<String?> {
         Timber.v("authHeaderObservable() called")
-        return sharedPreferences.changesFlow().map { it.first.getStringOrNull(AUTH_HEADER_KEY) }
+        return preferencesStorage.valueUpdates(authHeaderKey)
     }
 
-    override fun clearAuthData() {
+    override suspend fun clearAuthData() {
         Timber.v("clearAuthData() called")
-        sharedPreferences.edit {
-            remove(AUTH_HEADER_KEY)
-            remove(BASE_URL_KEY)
-        }
+        preferencesStorage.removeValues(authHeaderKey, baseUrlKey)
     }
 }