From 1fd3650e8d70131e7484a13f065f0ce48826c675 Mon Sep 17 00:00:00 2001
From: nchalko <nchalko@google.com>
Date: Tue, 11 Sep 2018 10:56:08 -0700
Subject: PARTIL: stub implemenation of audio only tv sevice

PiperOrigin-RevId: 212481708
Change-Id: Ic37db134007c97bba56b9b12f2f1ad87ec0ae093
---
 .../tv/audiotvservice/AudioOnlyTvService.java      | 52 +++++++++++++++++++++-
 .../tv/audiotvservice/AudioOnlyTvServiceUtil.java  | 31 +++++++++++--
 2 files changed, 78 insertions(+), 5 deletions(-)

(limited to 'src/com/android/tv/audiotvservice')

diff --git a/src/com/android/tv/audiotvservice/AudioOnlyTvService.java b/src/com/android/tv/audiotvservice/AudioOnlyTvService.java
index 06533ba8..fbbb2545 100644
--- a/src/com/android/tv/audiotvservice/AudioOnlyTvService.java
+++ b/src/com/android/tv/audiotvservice/AudioOnlyTvService.java
@@ -18,16 +18,27 @@ package com.android.tv.audiotvservice;
 import android.app.Notification;
 import android.app.Service;
 import android.content.Intent;
+import android.media.session.MediaSession;
+import android.net.Uri;
 import android.os.IBinder;
 import android.support.annotation.Nullable;
 import android.util.Log;
+import com.android.tv.data.StreamInfo;
+import com.android.tv.data.api.Channel;
+import com.android.tv.ui.TunableTvView;
+import com.android.tv.ui.TunableTvView.OnTuneListener;
 
 /** Foreground service for audio-only TV inputs. */
-public class AudioOnlyTvService extends Service {
+public class AudioOnlyTvService extends Service implements OnTuneListener {
     // TODO(b/110969180): implement this service.
     private static final String TAG = "AudioOnlyTvService";
     private static final int NOTIFICATION_ID = 1;
 
+    @Nullable private String mTvInputId;
+    private TunableTvView mTvView;
+    // TODO(b/110969180): perhaps use MediaSessionWrapper
+    private MediaSession mMediaSession;
+
     @Nullable
     @Override
     public IBinder onBind(Intent intent) {
@@ -38,17 +49,54 @@ public class AudioOnlyTvService extends Service {
     @Override
     public void onCreate() {
         Log.i(TAG, "onCreate");
+        // TODO(b/110969180): create TvView
+
     }
 
     @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
         Log.i(TAG, "onStartCommand. flags = " + flags + ", startId = " + startId);
+        // TODO(b/110969180): real notification and or media session
         startForeground(NOTIFICATION_ID, new Notification());
-        return super.onStartCommand(intent, flags, startId);
+        mTvInputId = AudioOnlyTvServiceUtil.getInputIdFromIntent(intent);
+        tune(mTvInputId);
+        return START_STICKY;
+    }
+
+    private void tune(String mTvInputId) {
+        // TODO(b/110969180): get proper channel
+        Channel channel = null;
+        mTvView.tuneTo(channel, null, this);
     }
 
     @Override
     public void onDestroy() {
         Log.i(TAG, "onDestroy");
+        mTvInputId = null;
+        // TODO(b/110969180): clear TvView
     }
+
+    // TODO(b/110969180): figure out when to stop ourselves,  mediaSession event?
+
+    // TODO(b/110969180): handle OnTuner Listener
+    @Override
+    public void onTuneFailed(Channel channel) {}
+
+    @Override
+    public void onUnexpectedStop(Channel channel) {}
+
+    @Override
+    public void onStreamInfoChanged(StreamInfo info, boolean allowAutoSelectionOfTrack) {}
+
+    @Override
+    public void onChannelRetuned(Uri channel) {}
+
+    @Override
+    public void onContentBlocked() {}
+
+    @Override
+    public void onContentAllowed() {}
+
+    @Override
+    public void onChannelSignalStrength() {}
 }
diff --git a/src/com/android/tv/audiotvservice/AudioOnlyTvServiceUtil.java b/src/com/android/tv/audiotvservice/AudioOnlyTvServiceUtil.java
index dc4f41dd..7ffe8833 100644
--- a/src/com/android/tv/audiotvservice/AudioOnlyTvServiceUtil.java
+++ b/src/com/android/tv/audiotvservice/AudioOnlyTvServiceUtil.java
@@ -19,16 +19,22 @@ import android.content.Context;
 import android.content.Intent;
 import android.os.Build;
 import android.support.annotation.MainThread;
+import android.support.annotation.Nullable;
 import android.util.Log;
 
 /** Utility methods to start and stop audio only TV Player. */
-public class AudioOnlyTvServiceUtil {
+public final class AudioOnlyTvServiceUtil {
     private static final String TAG = "AudioOnlyTvServiceUtil";
+    private static final String EXTRA_INPUT_ID = "intputId";
 
     @MainThread
     public static void startAudioOnlyInput(Context context, String tvInputId) {
         Log.i(TAG, "startAudioOnlyInput");
-        Intent intent = new Intent(context, AudioOnlyTvService.class);
+        Intent intent = getIntent(context);
+        if (intent == null) {
+            return;
+        }
+        intent.putExtra(EXTRA_INPUT_ID, tvInputId);
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             context.startForegroundService(intent);
         } else {
@@ -36,8 +42,27 @@ public class AudioOnlyTvServiceUtil {
         }
     }
 
+    @Nullable
+    private static Intent getIntent(Context context) {
+        try {
+            return new Intent(
+                    context, Class.forName("com.android.tv.audiotvservice.AudioOnlyTvService"));
+        } catch (ClassNotFoundException e) {
+            Log.wtf(TAG, e);
+            return null;
+        }
+    }
+
     @MainThread
-    public static void stopAudioOnlyInput() {
+    public static void stopAudioOnlyInput(Context context) {
         Log.i(TAG, "stopForegroundService");
+        context.stopService(getIntent(context));
     }
+
+    @Nullable
+    public static String getInputIdFromIntent(Intent intent) {
+        return intent.getStringExtra(EXTRA_INPUT_ID);
+    }
+
+    private AudioOnlyTvServiceUtil() {}
 }
-- 
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