Split out backup/restore notifications into separate channels for progress/completion

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupNotifier.kt

@@ -19,7 +19,14 @@ internal class BackupNotifier(private val context: Context) {
 
     private val preferences: PreferencesHelper by injectLazy()
 
-    private val notificationBuilder = context.notificationBuilder(Notifications.CHANNEL_BACKUP_RESTORE) {
+    private val progressNotificationBuilder = context.notificationBuilder(Notifications.CHANNEL_BACKUP_RESTORE_PROGRESS) {
+        setLargeIcon(BitmapFactory.decodeResource(context.resources, R.mipmap.ic_launcher))
+        setSmallIcon(R.drawable.ic_tachi)
+        setAutoCancel(false)
+        setOngoing(true)
+    }
+
+    private val completeNotificationBuilder = context.notificationBuilder(Notifications.CHANNEL_BACKUP_RESTORE_COMPLETE) {
         setLargeIcon(BitmapFactory.decodeResource(context.resources, R.mipmap.ic_launcher))
         setSmallIcon(R.drawable.ic_tachi)
         setAutoCancel(false)
@@ -30,11 +37,10 @@ internal class BackupNotifier(private val context: Context) {
     }
 
     fun showBackupProgress(): NotificationCompat.Builder {
-        val builder = with(notificationBuilder) {
+        val builder = with(progressNotificationBuilder) {
             setContentTitle(context.getString(R.string.creating_backup))
 
             setProgress(0, 0, true)
-            setOngoing(true)
         }
 
         builder.show(Notifications.ID_BACKUP_PROGRESS)
@@ -45,32 +51,24 @@ internal class BackupNotifier(private val context: Context) {
     fun showBackupError(error: String?) {
         context.notificationManager.cancel(Notifications.ID_BACKUP_PROGRESS)
 
-        with(notificationBuilder) {
+        with(completeNotificationBuilder) {
             setContentTitle(context.getString(R.string.creating_backup_error))
             setContentText(error)
 
-            // Remove progress bar
-            setProgress(0, 0, false)
-            setOngoing(false)
+            show(Notifications.ID_BACKUP_COMPLETE)
         }
-
-        notificationBuilder.show(Notifications.ID_BACKUP_COMPLETE)
     }
 
     fun showBackupComplete(unifile: UniFile) {
         context.notificationManager.cancel(Notifications.ID_BACKUP_PROGRESS)
 
-        with(notificationBuilder) {
+        with(completeNotificationBuilder) {
             setContentTitle(context.getString(R.string.backup_created))
 
             if (unifile.filePath != null) {
                 setContentText(unifile.filePath)
             }
 
-            // Remove progress bar
-            setProgress(0, 0, false)
-            setOngoing(false)
-
             // Clear old actions if they exist
             if (mActions.isNotEmpty()) {
                 mActions.clear()
@@ -81,13 +79,13 @@ internal class BackupNotifier(private val context: Context) {
                 context.getString(R.string.action_share),
                 NotificationReceiver.shareBackupPendingBroadcast(context, unifile.uri, Notifications.ID_BACKUP_COMPLETE)
             )
-        }
 
-        notificationBuilder.show(Notifications.ID_BACKUP_COMPLETE)
+            show(Notifications.ID_BACKUP_COMPLETE)
+        }
     }
 
     fun showRestoreProgress(content: String = "", progress: Int = 0, maxAmount: Int = 100): NotificationCompat.Builder {
-        val builder = with(notificationBuilder) {
+        val builder = with(progressNotificationBuilder) {
             setContentTitle(context.getString(R.string.restoring_backup))
 
             if (!preferences.hideNotificationContent()) {
@@ -95,7 +93,6 @@ internal class BackupNotifier(private val context: Context) {
             }
 
             setProgress(maxAmount, progress, false)
-            setOngoing(true)
 
             // Clear old actions if they exist
             if (mActions.isNotEmpty()) {
@@ -117,16 +114,12 @@ internal class BackupNotifier(private val context: Context) {
     fun showRestoreError(error: String?) {
         context.notificationManager.cancel(Notifications.ID_RESTORE_PROGRESS)
 
-        with(notificationBuilder) {
+        with(completeNotificationBuilder) {
             setContentTitle(context.getString(R.string.restoring_backup_error))
             setContentText(error)
 
-            // Remove progress bar
-            setProgress(0, 0, false)
-            setOngoing(false)
+            show(Notifications.ID_RESTORE_COMPLETE)
         }
-
-        notificationBuilder.show(Notifications.ID_RESTORE_COMPLETE)
     }
 
     fun showRestoreComplete(time: Long, errorCount: Int, path: String?, file: String?) {
@@ -140,17 +133,10 @@ internal class BackupNotifier(private val context: Context) {
             )
         )
 
-        with(notificationBuilder) {
-            setSmallIcon(R.drawable.ic_tachi)
-            setAutoCancel(false)
-
+        with(completeNotificationBuilder) {
             setContentTitle(context.getString(R.string.restore_completed))
             setContentText(context.getString(R.string.restore_completed_content, timeString, errorCount))
 
-            // Remove progress bar
-            setProgress(0, 0, false)
-            setOngoing(false)
-
             // Clear old actions if they exist
             if (mActions.isNotEmpty()) {
                 mActions.clear()
@@ -166,8 +152,8 @@ internal class BackupNotifier(private val context: Context) {
                     NotificationReceiver.openErrorLogPendingActivity(context, uri)
                 )
             }
-        }
 
-        notificationBuilder.show(Notifications.ID_RESTORE_COMPLETE)
+            show(Notifications.ID_RESTORE_COMPLETE)
+        }
     }
 }

app/src/main/java/eu/kanade/tachiyomi/data/notification/Notifications.kt

@@ -1,6 +1,7 @@
 package eu.kanade.tachiyomi.data.notification
 
 import android.app.NotificationChannel
+import android.app.NotificationChannelGroup
 import android.app.NotificationManager
 import android.content.Context
 import android.os.Build
@@ -48,10 +49,12 @@ object Notifications {
     /**
      * Notification channel and ids used by the backup/restore system.
      */
-    const val CHANNEL_BACKUP_RESTORE = "backup_restore_channel"
+    private const val GROUP_BACK_RESTORE = "group_backup_restore"
+    const val CHANNEL_BACKUP_RESTORE_PROGRESS = "backup_restore_progress_channel"
     const val ID_BACKUP_PROGRESS = -501
-    const val ID_BACKUP_COMPLETE = -502
     const val ID_RESTORE_PROGRESS = -503
+    const val CHANNEL_BACKUP_RESTORE_COMPLETE = "backup_restore_complete_channel"
+    const val ID_BACKUP_COMPLETE = -502
     const val ID_RESTORE_COMPLETE = -504
 
     /**
@@ -62,6 +65,9 @@ object Notifications {
     fun createChannels(context: Context) {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return
 
+        val backupRestoreGroup = NotificationChannelGroup(GROUP_BACK_RESTORE, context.getString(R.string.channel_backup_restore))
+        context.notificationManager.createNotificationChannelGroup(backupRestoreGroup)
+
         val channels = listOf(
             NotificationChannel(
                 CHANNEL_COMMON, context.getString(R.string.channel_common),
@@ -88,9 +94,17 @@ object Notifications {
                 NotificationManager.IMPORTANCE_DEFAULT
             ),
             NotificationChannel(
-                CHANNEL_BACKUP_RESTORE, context.getString(R.string.channel_backup_restore),
+                CHANNEL_BACKUP_RESTORE_PROGRESS, context.getString(R.string.channel_backup_restore_progress),
+                NotificationManager.IMPORTANCE_DEFAULT
+            ).apply {
+                group = GROUP_BACK_RESTORE
+                setShowBadge(false)
+            },
+            NotificationChannel(
+                CHANNEL_BACKUP_RESTORE_COMPLETE, context.getString(R.string.channel_backup_restore_complete),
                 NotificationManager.IMPORTANCE_HIGH
             ).apply {
+                group = GROUP_BACK_RESTORE
                 setShowBadge(false)
             }
         )

app/src/main/res/values/strings.xml

@@ -630,5 +630,7 @@
     <string name="channel_new_chapters">Chapter updates</string>
     <string name="channel_ext_updates">Extension updates</string>
     <string name="channel_backup_restore">Backup and restore</string>
+    <string name="channel_backup_restore_progress">Progress</string>
+    <string name="channel_backup_restore_complete">Complete</string>
 
 </resources>