decoupling the fcm helper from the vector module

vector/src/fdroid/java/im/vector/app/di/FlavorModule.kt

@@ -17,19 +17,23 @@
 package im.vector.app.di
 
 import android.content.Context
+import dagger.Binds
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.components.SingletonComponent
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.services.GuardServiceStarter
 import im.vector.app.fdroid.service.FDroidGuardServiceStarter
 import im.vector.app.features.home.NightlyProxy
 import im.vector.app.features.settings.VectorPreferences
+import im.vector.app.push.fcm.FdroidFcmHelper
 
 @InstallIn(SingletonComponent::class)
 @Module
-object FlavorModule {
+abstract class FlavorModule {
 
+    companion object {
         @Provides
         fun provideGuardServiceStarter(preferences: VectorPreferences, appContext: Context): GuardServiceStarter {
             return FDroidGuardServiceStarter(preferences, appContext)
@@ -42,3 +46,7 @@ object FlavorModule {
             }
         }
     }
+
+    @Binds
+    abstract fun bindsFcmHelper(fcmHelper: FdroidFcmHelper): FcmHelper
+}

vector/src/fdroid/java/im/vector/app/push/fcm/FdroidFcmHelper.kt

@@ -20,6 +20,7 @@ package im.vector.app.push.fcm
 import android.app.Activity
 import android.content.Context
 import im.vector.app.core.di.ActiveSessionHolder
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.pushers.PushersManager
 import im.vector.app.fdroid.BackgroundSyncStarter
 import im.vector.app.fdroid.receiver.AlarmSyncBroadcastReceiver
@@ -28,19 +29,19 @@ import javax.inject.Inject
 /**
  * This class has an alter ego in the gplay variant.
  */
-class FcmHelper @Inject constructor(
+class FdroidFcmHelper @Inject constructor(
         private val context: Context,
         private val backgroundSyncStarter: BackgroundSyncStarter,
-) {
+) : FcmHelper {
 
-    fun isFirebaseAvailable(): Boolean = false
+    override fun isFirebaseAvailable(): Boolean = false
 
     /**
      * Retrieves the FCM registration token.
      *
      * @return the FCM token or null if not received from FCM
      */
-    fun getFcmToken(): String? {
+    override fun getFcmToken(): String? {
         return null
     }
 
@@ -49,7 +50,7 @@ class FcmHelper @Inject constructor(
      *
      * @param token the token to store
      */
-    fun storeFcmToken(token: String?) {
+    override fun storeFcmToken(token: String?) {
         // No op
     }
 
@@ -58,17 +59,17 @@ class FcmHelper @Inject constructor(
      *
      * @param activity the first launch Activity
      */
-    fun ensureFcmTokenIsRetrieved(activity: Activity, pushersManager: PushersManager, registerPusher: Boolean) {
+    override fun ensureFcmTokenIsRetrieved(activity: Activity, pushersManager: PushersManager, registerPusher: Boolean) {
         // No op
     }
 
-    fun onEnterForeground(activeSessionHolder: ActiveSessionHolder) {
+    override fun onEnterForeground(activeSessionHolder: ActiveSessionHolder) {
         // try to stop all regardless of background mode
         activeSessionHolder.getSafeActiveSession()?.syncService()?.stopAnyBackgroundSync()
         AlarmSyncBroadcastReceiver.cancelAlarm(context)
     }
 
-    fun onEnterBackground(activeSessionHolder: ActiveSessionHolder) {
+    override fun onEnterBackground(activeSessionHolder: ActiveSessionHolder) {
         backgroundSyncStarter.start(activeSessionHolder)
     }
 }

vector/src/gplay/java/im/vector/app/di/FlavorModule.kt

@@ -21,9 +21,11 @@ import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.components.SingletonComponent
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.services.GuardServiceStarter
 import im.vector.app.features.home.NightlyProxy
 import im.vector.app.nightly.FirebaseNightlyProxy
+import im.vector.app.push.fcm.GoogleFcmHelper
 
 @InstallIn(SingletonComponent::class)
 @Module
@@ -38,4 +40,7 @@ abstract class FlavorModule {
 
     @Binds
     abstract fun bindsNightlyProxy(nightlyProxy: FirebaseNightlyProxy): NightlyProxy
+
+    @Binds
+    abstract fun bindsFcmHelper(fcmHelper: GoogleFcmHelper): FcmHelper
 }

vector/src/gplay/java/im/vector/app/gplay/features/settings/troubleshoot/TestFirebaseToken.kt

@@ -20,10 +20,10 @@ import androidx.activity.result.ActivityResultLauncher
 import androidx.fragment.app.FragmentActivity
 import com.google.firebase.messaging.FirebaseMessaging
 import im.vector.app.R
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.resources.StringProvider
 import im.vector.app.core.utils.startAddGoogleAccountIntent
 import im.vector.app.features.settings.troubleshoot.TroubleshootTest
-import im.vector.app.push.fcm.FcmHelper
 import timber.log.Timber
 import javax.inject.Inject
 

vector/src/gplay/java/im/vector/app/gplay/features/settings/troubleshoot/TestTokenRegistration.kt

@@ -23,10 +23,10 @@ import androidx.work.WorkInfo
 import androidx.work.WorkManager
 import im.vector.app.R
 import im.vector.app.core.di.ActiveSessionHolder
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.pushers.PushersManager
 import im.vector.app.core.resources.StringProvider
 import im.vector.app.features.settings.troubleshoot.TroubleshootTest
-import im.vector.app.push.fcm.FcmHelper
 import org.matrix.android.sdk.api.session.pushers.PusherState
 import javax.inject.Inject
 

vector/src/gplay/java/im/vector/app/push/fcm/GoogleFcmHelper.kt

@@ -25,6 +25,7 @@ import com.google.firebase.messaging.FirebaseMessaging
 import im.vector.app.R
 import im.vector.app.core.di.ActiveSessionHolder
 import im.vector.app.core.di.DefaultSharedPreferences
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.pushers.PushersManager
 import timber.log.Timber
 import javax.inject.Inject
@@ -33,23 +34,23 @@ import javax.inject.Inject
  * This class store the FCM token in SharedPrefs and ensure this token is retrieved.
  * It has an alter ego in the fdroid variant.
  */
-class FcmHelper @Inject constructor(
+class GoogleFcmHelper @Inject constructor(
         context: Context,
-) {
+) : FcmHelper {
     companion object {
         private const val PREFS_KEY_FCM_TOKEN = "FCM_TOKEN"
     }
 
     private val sharedPrefs = DefaultSharedPreferences.getInstance(context)
 
-    fun isFirebaseAvailable(): Boolean = true
+    override fun isFirebaseAvailable(): Boolean = true
 
     /**
      * Retrieves the FCM registration token.
      *
      * @return the FCM token or null if not received from FCM
      */
-    fun getFcmToken(): String? {
+    override fun getFcmToken(): String? {
         return sharedPrefs.getString(PREFS_KEY_FCM_TOKEN, null)
     }
 
@@ -59,7 +60,7 @@ class FcmHelper @Inject constructor(
      *
      * @param token the token to store
      */
-    fun storeFcmToken(token: String?) {
+    override fun storeFcmToken(token: String?) {
         sharedPrefs.edit {
             putString(PREFS_KEY_FCM_TOKEN, token)
         }
@@ -70,7 +71,7 @@ class FcmHelper @Inject constructor(
      *
      * @param activity the first launch Activity
      */
-    fun ensureFcmTokenIsRetrieved(activity: Activity, pushersManager: PushersManager, registerPusher: Boolean) {
+    override fun ensureFcmTokenIsRetrieved(activity: Activity, pushersManager: PushersManager, registerPusher: Boolean) {
         //        if (TextUtils.isEmpty(getFcmToken(activity))) {
         // 'app should always check the device for a compatible Google Play services APK before accessing Google Play services features'
         if (checkPlayServices(activity)) {
@@ -106,12 +107,12 @@ class FcmHelper @Inject constructor(
     }
 
     @Suppress("UNUSED_PARAMETER")
-    fun onEnterForeground(activeSessionHolder: ActiveSessionHolder) {
+    override fun onEnterForeground(activeSessionHolder: ActiveSessionHolder) {
         // No op
     }
 
     @Suppress("UNUSED_PARAMETER")
-    fun onEnterBackground(activeSessionHolder: ActiveSessionHolder) {
+    override fun onEnterBackground(activeSessionHolder: ActiveSessionHolder) {
         // No op
     }
 }

vector/src/main/java/im/vector/app/VectorApplication.kt

@@ -43,6 +43,7 @@ import dagger.hilt.android.HiltAndroidApp
 import im.vector.app.config.Config
 import im.vector.app.core.debug.FlipperProxy
 import im.vector.app.core.di.ActiveSessionHolder
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.resources.BuildMeta
 import im.vector.app.features.analytics.VectorAnalytics
 import im.vector.app.features.call.webrtc.WebRtcCallManager
@@ -60,7 +61,6 @@ import im.vector.app.features.settings.VectorLocale
 import im.vector.app.features.settings.VectorPreferences
 import im.vector.app.features.themes.ThemeUtils
 import im.vector.app.features.version.VersionProvider
-import im.vector.app.push.fcm.FcmHelper
 import org.jitsi.meet.sdk.log.JitsiMeetDefaultLogHandler
 import org.matrix.android.sdk.api.Matrix
 import org.matrix.android.sdk.api.auth.AuthenticationService

vector/src/main/java/im/vector/app/core/pushers/FcmHelper.kt

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2022 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 im.vector.app.core.pushers
+
+import android.app.Activity
+import im.vector.app.core.di.ActiveSessionHolder
+
+interface FcmHelper {
+    fun isFirebaseAvailable(): Boolean
+
+    /**
+     * Retrieves the FCM registration token.
+     *
+     * @return the FCM token or null if not received from FCM
+     */
+    fun getFcmToken(): String?
+
+    /**
+     * Store FCM token to the SharedPrefs
+     * TODO Store in realm
+     *
+     * @param token the token to store
+     */
+    fun storeFcmToken(token: String?)
+
+    /**
+     * onNewToken may not be called on application upgrade, so ensure my shared pref is set
+     *
+     * @param activity the first launch Activity
+     */
+    fun ensureFcmTokenIsRetrieved(activity: Activity, pushersManager: PushersManager, registerPusher: Boolean)
+
+    fun onEnterForeground(activeSessionHolder: ActiveSessionHolder)
+
+    fun onEnterBackground(activeSessionHolder: ActiveSessionHolder)
+}

vector/src/main/java/im/vector/app/core/pushers/UnifiedPushHelper.kt

@@ -28,7 +28,6 @@ import im.vector.app.core.utils.getApplicationLabel
 import im.vector.app.features.VectorFeatures
 import im.vector.app.features.settings.BackgroundSyncMode
 import im.vector.app.features.settings.VectorPreferences
-import im.vector.app.push.fcm.FcmHelper
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.Matrix
 import org.matrix.android.sdk.api.cache.CacheStrategy

vector/src/main/java/im/vector/app/features/home/HomeActivity.kt

@@ -44,6 +44,7 @@ import im.vector.app.core.extensions.replaceFragment
 import im.vector.app.core.extensions.validateBackPressed
 import im.vector.app.core.platform.VectorBaseActivity
 import im.vector.app.core.platform.VectorMenuProvider
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.pushers.PushersManager
 import im.vector.app.core.pushers.UnifiedPushHelper
 import im.vector.app.core.utils.startSharePlainTextIntent
@@ -79,7 +80,6 @@ import im.vector.app.features.spaces.invite.SpaceInviteBottomSheet
 import im.vector.app.features.spaces.share.ShareSpaceBottomSheet
 import im.vector.app.features.themes.ThemeUtils
 import im.vector.app.features.workers.signout.ServerBackupStatusViewModel
-import im.vector.app.push.fcm.FcmHelper
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch

vector/src/main/java/im/vector/app/features/settings/troubleshoot/TestAvailableUnifiedPushDistributors.kt

@@ -19,9 +19,9 @@ package im.vector.app.features.settings.troubleshoot
 import android.content.Intent
 import androidx.activity.result.ActivityResultLauncher
 import im.vector.app.R
+import im.vector.app.core.pushers.FcmHelper
 import im.vector.app.core.pushers.UnifiedPushHelper
 import im.vector.app.core.resources.StringProvider
-import im.vector.app.push.fcm.FcmHelper
 import javax.inject.Inject
 
 class TestAvailableUnifiedPushDistributors @Inject constructor(