Ensure that the battery optimization banner is not displayed after an internal clear cache.

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

@@ -59,6 +59,7 @@ class DefaultClearCacheUseCase @Inject constructor(
         seenInvitesStore.clear()
         // Ensure any error will be displayed again
         pushService.setIgnoreRegistrationError(matrixClient.sessionId, false)
+        pushService.resetBatteryOptimizationState()
         // Ensure the app is restarted
         defaultCacheService.onClearedCache(matrixClient.sessionId)
     }

features/preferences/impl/src/test/kotlin/io/element/android/features/preferences/impl/tasks/DefaultClearCacheUseCaseTest.kt

@@ -46,8 +46,10 @@ class DefaultClearCacheUseCaseTest {
             resetLambda = resetFtueLambda,
         )
         val setIgnoreRegistrationErrorLambda = lambdaRecorder<SessionId, Boolean, Unit> { _, _ -> }
+        val resetBatteryOptimizationStateResult = lambdaRecorder<Unit> { }
         val pushService = FakePushService(
-            setIgnoreRegistrationErrorLambda = setIgnoreRegistrationErrorLambda
+            setIgnoreRegistrationErrorLambda = setIgnoreRegistrationErrorLambda,
+            resetBatteryOptimizationStateResult = resetBatteryOptimizationStateResult,
         )
         val seenInvitesStore = InMemorySeenInvitesStore(setOf(A_ROOM_ID))
         assertThat(seenInvitesStore.seenRoomIds().first()).isNotEmpty()
@@ -68,6 +70,7 @@ class DefaultClearCacheUseCaseTest {
             resetFtueLambda.assertions().isCalledOnce()
             setIgnoreRegistrationErrorLambda.assertions().isCalledOnce()
                 .with(value(matrixClient.sessionId), value(false))
+            resetBatteryOptimizationStateResult.assertions().isCalledOnce()
             assertThat(awaitItem()).isEqualTo(matrixClient.sessionId)
             assertThat(seenInvitesStore.seenRoomIds().first()).isEmpty()
             assertThat(activeRoomsHolder.getActiveRoom(A_SESSION_ID)).isNull()

libraries/push/api/src/main/kotlin/io/element/android/libraries/push/api/PushService.kt

@@ -67,4 +67,9 @@ interface PushService {
      * Reset the push history, including the push counter.
      */
     suspend fun resetPushHistory()
+
+    /**
+     * Reset the battery optimization state.
+     */
+    suspend fun resetBatteryOptimizationState()
 }

libraries/push/impl/src/main/kotlin/io/element/android/libraries/push/impl/DefaultPushService.kt

@@ -15,6 +15,7 @@ import io.element.android.libraries.matrix.api.core.SessionId
 import io.element.android.libraries.push.api.GetCurrentPushProvider
 import io.element.android.libraries.push.api.PushService
 import io.element.android.libraries.push.api.history.PushHistoryItem
+import io.element.android.libraries.push.impl.push.MutableBatteryOptimizationStore
 import io.element.android.libraries.push.impl.store.PushDataStore
 import io.element.android.libraries.push.impl.test.TestPush
 import io.element.android.libraries.pushproviders.api.Distributor
@@ -37,6 +38,7 @@ class DefaultPushService @Inject constructor(
     private val sessionObserver: SessionObserver,
     private val pushClientSecretStore: PushClientSecretStore,
     private val pushDataStore: PushDataStore,
+    private val mutableBatteryOptimizationStore: MutableBatteryOptimizationStore,
 ) : PushService, SessionListener {
     init {
         observeSessions()
@@ -138,4 +140,8 @@ class DefaultPushService @Inject constructor(
     override suspend fun resetPushHistory() {
         pushDataStore.reset()
     }
+
+    override suspend fun resetBatteryOptimizationState() {
+        mutableBatteryOptimizationStore.reset()
+    }
 }

libraries/push/impl/src/main/kotlin/io/element/android/libraries/push/impl/push/MutableBatteryOptimizationStore.kt

@@ -15,6 +15,7 @@ import javax.inject.Inject
 interface MutableBatteryOptimizationStore {
     suspend fun showBatteryOptimizationBanner()
     suspend fun onOptimizationBannerDismissed()
+    suspend fun reset()
 }
 
 @ContributesBinding(AppScope::class)
@@ -28,4 +29,8 @@ class DefaultMutableBatteryOptimizationStore @Inject constructor(
     override suspend fun onOptimizationBannerDismissed() {
         defaultPushDataStore.setBatteryOptimizationBannerState(DefaultPushDataStore.BATTERY_OPTIMIZATION_BANNER_STATE_DISMISSED)
     }
+
+    override suspend fun reset() {
+        defaultPushDataStore.setBatteryOptimizationBannerState(DefaultPushDataStore.BATTERY_OPTIMIZATION_BANNER_STATE_INIT)
+    }
 }

libraries/push/impl/src/test/kotlin/io/element/android/libraries/push/impl/DefaultPushServiceTest.kt

@@ -14,6 +14,8 @@ import io.element.android.libraries.matrix.test.AN_EXCEPTION
 import io.element.android.libraries.matrix.test.A_SESSION_ID
 import io.element.android.libraries.matrix.test.FakeMatrixClient
 import io.element.android.libraries.push.api.GetCurrentPushProvider
+import io.element.android.libraries.push.impl.push.FakeMutableBatteryOptimizationStore
+import io.element.android.libraries.push.impl.push.MutableBatteryOptimizationStore
 import io.element.android.libraries.push.impl.store.InMemoryPushDataStore
 import io.element.android.libraries.push.impl.store.PushDataStore
 import io.element.android.libraries.push.impl.test.FakeTestPush
@@ -283,6 +285,18 @@ class DefaultPushServiceTest {
         assertThat(userPushStore.getPushProviderName()).isEqualTo(aPushProvider.name)
     }
 
+    @Test
+    fun `resetBatteryOptimizationState invokes the store method`() = runTest {
+        val resetResult = lambdaRecorder<Unit> { }
+        val defaultPushService = createDefaultPushService(
+            mutableBatteryOptimizationStore = FakeMutableBatteryOptimizationStore(
+                resetResult = resetResult,
+            ),
+        )
+        defaultPushService.resetBatteryOptimizationState()
+        resetResult.assertions().isCalledOnce()
+    }
+
     private fun createDefaultPushService(
         testPush: TestPush = FakeTestPush(),
         userPushStoreFactory: UserPushStoreFactory = FakeUserPushStoreFactory(),
@@ -291,6 +305,7 @@ class DefaultPushServiceTest {
         sessionObserver: SessionObserver = NoOpSessionObserver(),
         pushClientSecretStore: PushClientSecretStore = InMemoryPushClientSecretStore(),
         pushDataStore: PushDataStore = InMemoryPushDataStore(),
+        mutableBatteryOptimizationStore: MutableBatteryOptimizationStore = FakeMutableBatteryOptimizationStore(),
     ): DefaultPushService {
         return DefaultPushService(
             testPush = testPush,
@@ -300,6 +315,7 @@ class DefaultPushServiceTest {
             sessionObserver = sessionObserver,
             pushClientSecretStore = pushClientSecretStore,
             pushDataStore = pushDataStore,
+            mutableBatteryOptimizationStore = mutableBatteryOptimizationStore,
         )
     }
 }

libraries/push/impl/src/test/kotlin/io/element/android/libraries/push/impl/push/FakeMutableBatteryOptimizationStore.kt

@@ -12,6 +12,7 @@ import io.element.android.tests.testutils.lambda.lambdaError
 class FakeMutableBatteryOptimizationStore(
     private val showBatteryOptimizationBannerResult: () -> Unit = { lambdaError() },
     private val onOptimizationBannerDismissedResult: () -> Unit = { lambdaError() },
+    private val resetResult: () -> Unit = { lambdaError() },
 ) : MutableBatteryOptimizationStore {
     override suspend fun showBatteryOptimizationBanner() {
         showBatteryOptimizationBannerResult()
@@ -20,4 +21,8 @@ class FakeMutableBatteryOptimizationStore(
     override suspend fun onOptimizationBannerDismissed() {
         onOptimizationBannerDismissedResult()
     }
+
+    override suspend fun reset() {
+        resetResult()
+    }
 }

libraries/push/test/src/main/kotlin/io/element/android/libraries/push/test/FakePushService.kt

@@ -28,6 +28,7 @@ class FakePushService(
     private val selectPushProviderLambda: suspend (SessionId, PushProvider) -> Unit = { _, _ -> lambdaError() },
     private val setIgnoreRegistrationErrorLambda: (SessionId, Boolean) -> Unit = { _, _ -> lambdaError() },
     private val resetPushHistoryResult: () -> Unit = { lambdaError() },
+    private val resetBatteryOptimizationStateResult: () -> Unit = { lambdaError() },
 ) : PushService {
     override suspend fun getCurrentPushProvider(): PushProvider? {
         return registeredPushProvider ?: currentPushProvider()
@@ -92,4 +93,8 @@ class FakePushService(
     override suspend fun resetPushHistory() = simulateLongTask {
         resetPushHistoryResult()
     }
+
+    override suspend fun resetBatteryOptimizationState() {
+        resetBatteryOptimizationStateResult()
+    }
 }