Amazfit Bip: implement find phone feature

This probably also works with Amazfit Cor

Closes #887

app/src/main/AndroidManifest.xml

@@ -398,6 +398,9 @@
             android:name=".activities.VibrationActivity"
             android:label="@string/title_activity_vibration"
             android:parentActivityName=".activities.ControlCenterv2" />
+        <activity
+            android:name=".activities.FindPhoneActivity"
+            android:label="Find Phone" />
 
         <provider
             android:name=".contentprovider.PebbleContentProvider"

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/FindPhoneActivity.java

@@ -0,0 +1,122 @@
+/*  Copyright (C) 2017 Andreas Shimokawa
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.media.AudioManager;
+import android.media.MediaPlayer;
+import android.media.RingtoneManager;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.RemoteInput;
+import android.support.v4.content.LocalBroadcastManager;
+import android.view.View;
+import android.widget.Button;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;
+import nodomain.freeyourgadget.gadgetbridge.util.GB;
+
+
+public class FindPhoneActivity extends AbstractGBActivity {
+    private static final Logger LOG = LoggerFactory.getLogger(FindPhoneActivity.class);
+
+    public static final String ACTION_FOUND
+            = "nodomain.freeyourgadget.gadgetbridge.findphone.action.reply";
+    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String action = intent.getAction();
+            if (action != null) {
+                switch (action) {
+                    case ACTION_FOUND: {
+                        finish();
+                        break;
+                    }
+                }
+            }
+        }
+    };
+
+    AudioManager mAudioManager;
+    int userVolume;
+    MediaPlayer mp;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_find_phone);
+
+        IntentFilter filter = new IntentFilter();
+        filter.addAction(ACTION_FOUND);
+        filter.addAction(DeviceService.ACTION_HEARTRATE_MEASUREMENT);
+        LocalBroadcastManager.getInstance(this).registerReceiver(mReceiver, filter);
+        registerReceiver(mReceiver, filter); // for ACTION_FOUND
+
+        Button foundButton = (Button) findViewById(R.id.foundbutton);
+        foundButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                finish();
+            }
+        });
+        playRingtone();
+    }
+
+    public void playRingtone(){
+        mAudioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
+        if (mAudioManager != null) {
+            userVolume = mAudioManager.getStreamVolume(AudioManager.STREAM_ALARM);
+        }
+        mp = new MediaPlayer();
+
+        Uri ringtoneUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE);
+
+        try {
+            mp.setDataSource(this, ringtoneUri);
+            mp.setAudioStreamType(AudioManager.STREAM_ALARM);
+            mp.setLooping(true);
+            mp.prepare();
+            mp.start();
+        } catch (IOException ignore) {
+        }
+        mAudioManager.setStreamVolume(AudioManager.STREAM_ALARM, mAudioManager.getStreamMaxVolume(AudioManager.STREAM_ALARM), AudioManager.FLAG_PLAY_SOUND);
+
+    }
+
+    public void stopSound() {
+        mAudioManager.setStreamVolume(AudioManager.STREAM_ALARM, userVolume, AudioManager.FLAG_PLAY_SOUND);
+        mp.stop();
+        mp.reset();
+        mp.release();
+    }
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        stopSound();
+        LocalBroadcastManager.getInstance(this).unregisterReceiver(mReceiver);
+        unregisterReceiver(mReceiver);
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huami/amazfitbip/AmazfitBipService.java

@@ -32,4 +32,6 @@ public class AmazfitBipService {
     public static final byte[] COMMAND_SET_LANGUAGE_SIMPLIFIED_CHINESE = new byte[]{ENDPOINT_DISPLAY, 0x13, 0x00, 0x00};
     public static final byte[] COMMAND_SET_LANGUAGE_TRADITIONAL_CHINESE = new byte[]{ENDPOINT_DISPLAY, 0x13, 0x00, 0x01};
     public static final byte[] COMMAND_SET_LANGUAGE_ENGLISH = new byte[]{ENDPOINT_DISPLAY, 0x13, 0x00, 0x02};
+
+    public static final byte[] COMMAND_ACK_FIND_PHONE_IN_PROGRESS = new byte[]{ENDPOINT_DISPLAY, 0x14, 0x00, 0x00};
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband2/MiBand2Support.java

@@ -48,6 +48,7 @@ import java.util.concurrent.TimeUnit;
 import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.Logging;
 import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.FindPhoneActivity;
 import nodomain.freeyourgadget.gadgetbridge.activities.SettingsActivity;
 import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
 import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
@@ -57,6 +58,7 @@ import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventVersionInf
 import nodomain.freeyourgadget.gadgetbridge.devices.SampleProvider;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
+import nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitbip.AmazfitBipService;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.miband2.MiBand2FWHelper;
 import nodomain.freeyourgadget.gadgetbridge.devices.miband.DateTimeDisplay;
 import nodomain.freeyourgadget.gadgetbridge.devices.miband.DoNotDisturb;
@@ -954,16 +956,33 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
                 LOG.info("Tick 30 min (?)");
                 break;
             case HuamiDeviceEvent.FIND_PHONE_START:
-                LOG.info("find phone started (not yet supported)");
+                LOG.info("find phone started");
+                // FIXME: premature
+                acknowledgeFindPhone();
+                Intent startIntent = new Intent(getContext(), FindPhoneActivity.class);
+                getContext().startActivity(startIntent);
                 break;
             case HuamiDeviceEvent.FIND_PHONE_STOP:
-                LOG.info("find phone stopped (not yet supported)");
+                LOG.info("find phone stopped");
+                Intent intent = new Intent(FindPhoneActivity.ACTION_FOUND);
+                LocalBroadcastManager.getInstance(getContext()).sendBroadcast(intent);
                 break;
             default:
                 LOG.warn("unhandled event " + value[0]);
         }
     }
 
+    private void acknowledgeFindPhone() {
+        try {
+            TransactionBuilder builder = performInitialized("acknowledge find phone");
+
+            builder.write(getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_3_CONFIGURATION), AmazfitBipService.COMMAND_ACK_FIND_PHONE_IN_PROGRESS);
+            builder.queue(getQueue());
+        } catch (Exception ex) {
+            LOG.error("Error sending current weather", ex);
+        }
+    }
+
     public void handleButtonEvent() {
         ///logMessageContent(value);
 

app/src/main/res/layout/activity_find_phone.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_margin="10dp">
+
+    <Button
+        android:id="@+id/foundbutton"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="FOUND IT" />
+</LinearLayout>