Add simplified sliding sync toggle to developer options

libraries/preferences/impl/src/main/kotlin/io/element/android/libraries/preferences/impl/store/DefaultAppPreferencesStore.kt

@@ -38,6 +38,7 @@ private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(na
 private val developerModeKey = booleanPreferencesKey("developerMode")
 private val customElementCallBaseUrlKey = stringPreferencesKey("elementCallBaseUrl")
 private val themeKey = stringPreferencesKey("theme")
+private val simplifiedSlidingSyncKey = booleanPreferencesKey("useSimplifiedSlidingSync")
 
 @ContributesBinding(AppScope::class)
 class DefaultAppPreferencesStore @Inject constructor(
@@ -87,6 +88,18 @@ class DefaultAppPreferencesStore @Inject constructor(
         }
     }
 
+    override suspend fun setSimplifiedSlidingSyncEnabled(enabled: Boolean) {
+        store.edit { prefs ->
+            prefs[simplifiedSlidingSyncKey] = enabled
+        }
+    }
+
+    override fun isSimplifiedSlidingSyncEnabledFlow(): Flow<Boolean> {
+        return store.data.map { prefs ->
+            prefs[simplifiedSlidingSyncKey] ?: false
+        }
+    }
+
     override suspend fun reset() {
         store.edit { it.clear() }
     }