Fix app update install notification disappearing

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

@@ -79,6 +79,7 @@ object Notifications {
     private const val GROUP_APK_UPDATES = "group_apk_updates"
     const val CHANNEL_APP_UPDATE = "app_apk_update_channel"
     const val ID_APP_UPDATER = 1
+    const val ID_APP_UPDATE_PROMPT = 2
     const val CHANNEL_EXTENSIONS_UPDATE = "ext_apk_update_channel"
     const val ID_UPDATES_TO_EXTS = -401
     const val ID_EXTENSION_INSTALLER = -402

app/src/main/java/eu/kanade/tachiyomi/data/updater/AppUpdateNotifier.kt

@@ -61,22 +61,6 @@ internal class AppUpdateNotifier(private val context: Context) {
         notificationBuilder.show()
     }
 
-    /**
-     * Some people are still installing the app from F-Droid, so we avoid prompting GitHub-based
-     * updates.
-     *
-     * We can prompt them to migrate to the GitHub version though.
-     */
-    fun promptFdroidUpdate() {
-        with(notificationBuilder) {
-            setContentTitle(context.getString(R.string.update_check_notification_update_available))
-            setContentText(context.getString(R.string.update_check_fdroid_migration_info))
-            setSmallIcon(R.drawable.ic_tachi)
-            setContentIntent(NotificationHandler.openUrl(context, "https://tachiyomi.org/help/faq/#how-do-i-migrate-from-the-f-droid-version"))
-        }
-        notificationBuilder.show()
-    }
-
     /**
      * Call when apk download starts.
      *
@@ -118,7 +102,7 @@ internal class AppUpdateNotifier(private val context: Context) {
      *
      * @param uri path location of apk.
      */
-    fun onDownloadFinished(uri: Uri) {
+    fun promptInstall(uri: Uri) {
         val installIntent = NotificationHandler.installApkPendingActivity(context, uri)
         with(notificationBuilder) {
             setContentText(context.getString(R.string.update_check_notification_download_complete))
@@ -137,10 +121,26 @@ internal class AppUpdateNotifier(private val context: Context) {
             addAction(
                 R.drawable.ic_close_24dp,
                 context.getString(R.string.action_cancel),
-                NotificationReceiver.dismissNotificationPendingBroadcast(context, Notifications.ID_APP_UPDATER),
+                NotificationReceiver.dismissNotificationPendingBroadcast(context, Notifications.ID_APP_UPDATE_PROMPT),
             )
         }
-        notificationBuilder.show()
+        notificationBuilder.show(Notifications.ID_APP_UPDATE_PROMPT)
+    }
+
+    /**
+     * Some people are still installing the app from F-Droid, so we avoid prompting GitHub-based
+     * updates.
+     *
+     * We can prompt them to migrate to the GitHub version though.
+     */
+    fun promptFdroidUpdate() {
+        with(notificationBuilder) {
+            setContentTitle(context.getString(R.string.update_check_notification_update_available))
+            setContentText(context.getString(R.string.update_check_fdroid_migration_info))
+            setSmallIcon(R.drawable.ic_tachi)
+            setContentIntent(NotificationHandler.openUrl(context, "https://tachiyomi.org/help/faq/#how-do-i-migrate-from-the-f-droid-version"))
+        }
+        notificationBuilder.show(Notifications.ID_APP_UPDATE_PROMPT)
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/data/updater/AppUpdateService.kt

@@ -42,7 +42,6 @@ class AppUpdateService : Service() {
     private lateinit var notifier: AppUpdateNotifier
 
     private var runningJob: Job? = null
-
     private var runningCall: Call? = null
 
     override fun onCreate() {
@@ -133,7 +132,7 @@ class AppUpdateService : Service() {
                 response.close()
                 throw Exception("Unsuccessful response")
             }
-            notifier.onDownloadFinished(apkFile.getUriCompat(this))
+            notifier.promptInstall(apkFile.getUriCompat(this))
         } catch (error: Exception) {
             logcat(LogPriority.ERROR, error)
             if (error is CancellationException ||
@@ -195,7 +194,7 @@ class AppUpdateService : Service() {
             val intent = Intent(context, AppUpdateService::class.java).apply {
                 putExtra(EXTRA_DOWNLOAD_URL, url)
             }
-            return PendingIntent.getService(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT)
+            return PendingIntent.getService(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE)
         }
     }
 }