Add developer option to optimize the SDK DBs

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/developer/DeveloperSettingsEvents.kt

@@ -21,4 +21,5 @@ sealed interface DeveloperSettingsEvents {
     data class SetShowColorPicker(val show: Boolean) : DeveloperSettingsEvents
     data class ChangeBrandColor(val color: Color?) : DeveloperSettingsEvents
     data object ClearCache : DeveloperSettingsEvents
+    data object VacuumStores : DeveloperSettingsEvents
 }

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/developer/DeveloperSettingsPresenter.kt

@@ -29,6 +29,7 @@ import io.element.android.features.preferences.impl.developer.tracing.toLogLevel
 import io.element.android.features.preferences.impl.model.EnabledFeature
 import io.element.android.features.preferences.impl.tasks.ClearCacheUseCase
 import io.element.android.features.preferences.impl.tasks.ComputeCacheSizeUseCase
+import io.element.android.features.preferences.impl.tasks.VacuumStoresUseCase
 import io.element.android.features.rageshake.api.preferences.RageshakePreferencesState
 import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.AsyncData
@@ -61,6 +62,7 @@ class DeveloperSettingsPresenter(
     private val appPreferencesStore: AppPreferencesStore,
     private val buildMeta: BuildMeta,
     private val enterpriseService: EnterpriseService,
+    private val vacuumStoresUseCase: VacuumStoresUseCase,
 ) : Presenter<DeveloperSettingsState> {
     @Composable
     override fun present(): DeveloperSettingsState {
@@ -151,6 +153,9 @@ class DeveloperSettingsPresenter(
                 is DeveloperSettingsEvents.SetShowColorPicker -> {
                     showColorPicker = event.show
                 }
+                DeveloperSettingsEvents.VacuumStores -> coroutineScope.launch {
+                    vacuumStoresUseCase()
+                }
             }
         }
 

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/developer/DeveloperSettingsView.kt

@@ -146,6 +146,14 @@ fun DeveloperSettingsView(
         }
         val cache = state.cacheSize
         PreferenceCategory(title = "Cache") {
+            ListItem(
+                headlineContent = {
+                    Text("Vacuum stores")
+                },
+                onClick = {
+                    state.eventSink(DeveloperSettingsEvents.VacuumStores)
+                }
+            )
             ListItem(
                 headlineContent = {
                     Text("Clear cache")

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/tasks/VacuumStoresUseCase.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.preferences.impl.tasks
+
+import dev.zacsweers.metro.AppScope
+import dev.zacsweers.metro.ContributesBinding
+import io.element.android.libraries.matrix.api.MatrixClient
+import timber.log.Timber
+
+interface VacuumStoresUseCase {
+    suspend operator fun invoke()
+}
+
+@ContributesBinding(AppScope::class)
+class DefaultVacuumStoresUseCase(
+    private val matrixClient: MatrixClient,
+) : VacuumStoresUseCase {
+    override suspend fun invoke() {
+        matrixClient.vacuumStores()
+            .onFailure { Timber.e(it, "Failed to vacuum stores") }
+    }
+}

libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/MatrixClient.kt

@@ -194,6 +194,8 @@ interface MatrixClient {
      * Use [Timeline.markAsRead] instead when possible.
      */
     suspend fun markRoomAsFullyRead(roomId: RoomId, eventId: EventId): Result<Unit>
+
+    suspend fun vacuumStores(): Result<Unit>
 }
 
 /**

libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt

@@ -726,6 +726,12 @@ class RustMatrixClient(
         }
     }
 
+    override suspend fun vacuumStores(): Result<Unit> = withContext(sessionDispatcher) {
+        runCatchingExceptions {
+            innerClient.optimizeStores()
+        }
+    }
+
     private suspend fun getCacheSize(
         includeCryptoDb: Boolean = false,
     ): Long = withContext(sessionDispatcher) {