Ensure the sync is started when receiving a Push, to ensure that the encryption loop is running.

Fixes notification with endecrypted content (#1178)

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

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.matrix.api.sync
+
+import io.element.android.libraries.matrix.api.core.EventId
+import io.element.android.libraries.matrix.api.core.RoomId
+
+sealed interface StartSyncReason {
+    data object AppInForeground : StartSyncReason
+    data class Notification(val roomId: RoomId, val eventId: EventId) : StartSyncReason
+}

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

@@ -22,12 +22,12 @@ interface SyncService {
     /**
      * Tries to start the sync. If already syncing it has no effect.
      */
-    suspend fun startSync(): Result<Unit>
+    suspend fun startSync(reason: StartSyncReason): Result<Unit>
 
     /**
      * Tries to stop the sync. If service is not syncing it has no effect.
      */
-    suspend fun stopSync(): Result<Unit>
+    suspend fun stopSync(reason: StartSyncReason): Result<Unit>
 
     /**
      * Flow of [SyncState]. Will be updated as soon as the current [SyncState] changes.