ipc/android: Add shutdown mechanism back

src/xrt/auxiliary/android/src/main/java/org/freedesktop/monado/auxiliary/IServiceNotification.kt

@@ -24,7 +24,7 @@ interface IServiceNotification {
      * Create and return a notification (creating the channel if applicable) that can be used in
      * {@code Service#startForeground()}
      */
-    fun buildNotification(context: Context): Notification
+    fun buildNotification(context: Context, pendingShutdownIntent: PendingIntent): Notification
 
     /**
      * Return the notification ID to use

src/xrt/ipc/android/build.gradle

@@ -21,10 +21,13 @@ android {
 
         // Single point of truth for these names.
         def serviceAction = "org.freedesktop.monado.ipc.CONNECT"
+        def shutdownAction = "org.freedesktop.monado.ipc.SHUTDOWN"
         manifestPlaceholders = [
                 serviceActionName : serviceAction,
+                shutdownActionName: shutdownAction
         ]
         buildConfigField("String", "SERVICE_ACTION", "\"${serviceAction}\"")
+        buildConfigField("String", "SHUTDOWN_ACTION", "\"${shutdownAction}\"")
         buildConfigField("Long", "WATCHDOG_TIMEOUT_MILLISECONDS", "1500L")
     }
 

src/xrt/ipc/android/src/main/AndroidManifest.xml

@@ -15,6 +15,7 @@
 
             <intent-filter>
                 <action android:name="${serviceActionName}" />
+                <action android:name="${shutdownActionName}" />
             </intent-filter>
         </service>
     </application>

src/xrt/ipc/android/src/main/java/org/freedesktop/monado/ipc/MonadoService.kt

@@ -8,6 +8,7 @@
  */
 package org.freedesktop.monado.ipc
 
+import android.app.PendingIntent
 import android.app.Service
 import android.content.Intent
 import android.content.pm.ServiceInfo
@@ -48,7 +49,9 @@ class MonadoService : Service(), Watchdog.ShutdownListener {
         watchdog.startMonitor()
 
         // start the service so it could be foregrounded
-        startService(Intent(this, javaClass))
+        val intent = Intent(this, javaClass)
+        intent.action = BuildConfig.SERVICE_ACTION
+        startService(intent)
     }
 
     override fun onDestroy() {
@@ -62,7 +65,13 @@ class MonadoService : Service(), Watchdog.ShutdownListener {
 
     override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
         Log.d(TAG, "onStartCommand")
-        handleStart()
+        // if this isn't a restart
+        if (intent != null) {
+            when (intent.action) {
+                BuildConfig.SERVICE_ACTION -> handleStart()
+                BuildConfig.SHUTDOWN_ACTION -> handleShutdown()
+            }
+        }
         return START_STICKY
     }
 
@@ -73,7 +82,14 @@ class MonadoService : Service(), Watchdog.ShutdownListener {
     }
 
     private fun handleStart() {
-        val notification = serviceNotification.buildNotification(this)
+        val pendingShutdownIntent = PendingIntent.getForegroundService(
+            this,
+            0,
+            Intent(BuildConfig.SHUTDOWN_ACTION).setPackage(packageName),
+            0
+        )
+
+        val notification = serviceNotification.buildNotification(this, pendingShutdownIntent)
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
             startForeground(
@@ -106,6 +122,10 @@ class MonadoService : Service(), Watchdog.ShutdownListener {
 
     override fun onShutdown() {
         Log.d(TAG, "onShutdown")
+        handleShutdown()
+    }
+
+    private fun handleShutdown() {
         stopForeground(true)
         stopSelf()
     }

src/xrt/targets/android_common/src/main/java/org/freedesktop/monado/android_common/ServiceNotificationImpl.kt

@@ -70,9 +70,14 @@ class ServiceNotificationImpl @Inject constructor() : IServiceNotification {
      * Create and return a notification (creating the channel if applicable) that can be used in
      * {@code Service#startForeground()}
      */
-    override fun buildNotification(context: Context): Notification {
+    override fun buildNotification(context: Context, pendingShutdownIntent: PendingIntent): Notification {
         createChannel(context)
 
+        val action = Notification.Action.Builder(
+            Icon.createWithResource(context, R.drawable.ic_feathericons_x),
+            context.getString(R.string.notifExitRuntime),
+            pendingShutdownIntent)
+            .build()
         // Make a notification for our foreground service
         // When selected it will open the "About" activity
         val builder = makeNotificationBuilder(context)
@@ -82,6 +87,7 @@ class ServiceNotificationImpl @Inject constructor() : IServiceNotification {
                         R.string.notif_text,
                         nameAndLogoProvider.getLocalizedRuntimeName()))
                 .setShowWhen(false)
+                .setActions(action)
                 .setContentIntent(uiProvider.makeAboutActivityPendingIntent())
 
         // Notification icon is optional