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1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settingslib.bluetooth;
18
19import android.bluetooth.BluetoothAdapter;
20import android.bluetooth.BluetoothClass;
21import android.bluetooth.BluetoothDevice;
22import android.bluetooth.BluetoothMap;
23import android.bluetooth.BluetoothProfile;
24import android.bluetooth.BluetoothUuid;
25import android.content.Context;
26import android.os.ParcelUuid;
27import android.util.Log;
28
29import com.android.settingslib.R;
30
31import java.util.ArrayList;
32import java.util.List;
33
34/**
35 * MapProfile handles Bluetooth MAP profile.
36 */
37public final class MapProfile implements LocalBluetoothProfile {
38    private static final String TAG = "MapProfile";
39    private static boolean V = true;
40
41    private BluetoothMap mService;
42    private boolean mIsProfileReady;
43
44    private final LocalBluetoothAdapter mLocalAdapter;
45    private final CachedBluetoothDeviceManager mDeviceManager;
46    private final LocalBluetoothProfileManager mProfileManager;
47
48    static final ParcelUuid[] UUIDS = {
49        BluetoothUuid.MAP,
50        BluetoothUuid.MNS,
51        BluetoothUuid.MAS,
52    };
53
54    static final String NAME = "MAP";
55
56    // Order of this profile in device profiles list
57
58    // These callbacks run on the main thread.
59    private final class MapServiceListener
60            implements BluetoothProfile.ServiceListener {
61
62        public void onServiceConnected(int profile, BluetoothProfile proxy) {
63            if (V) Log.d(TAG,"Bluetooth service connected");
64            mService = (BluetoothMap) proxy;
65            // We just bound to the service, so refresh the UI for any connected MAP devices.
66            List<BluetoothDevice> deviceList = mService.getConnectedDevices();
67            while (!deviceList.isEmpty()) {
68                BluetoothDevice nextDevice = deviceList.remove(0);
69                CachedBluetoothDevice device = mDeviceManager.findDevice(nextDevice);
70                // we may add a new device here, but generally this should not happen
71                if (device == null) {
72                    Log.w(TAG, "MapProfile found new device: " + nextDevice);
73                    device = mDeviceManager.addDevice(mLocalAdapter, mProfileManager, nextDevice);
74                }
75                device.onProfileStateChanged(MapProfile.this,
76                        BluetoothProfile.STATE_CONNECTED);
77                device.refresh();
78            }
79
80            mProfileManager.callServiceConnectedListeners();
81            mIsProfileReady=true;
82        }
83
84        public void onServiceDisconnected(int profile) {
85            if (V) Log.d(TAG,"Bluetooth service disconnected");
86            mProfileManager.callServiceDisconnectedListeners();
87            mIsProfileReady=false;
88        }
89    }
90
91    public boolean isProfileReady() {
92        if(V) Log.d(TAG,"isProfileReady(): "+ mIsProfileReady);
93        return mIsProfileReady;
94    }
95
96    MapProfile(Context context, LocalBluetoothAdapter adapter,
97            CachedBluetoothDeviceManager deviceManager,
98            LocalBluetoothProfileManager profileManager) {
99        mLocalAdapter = adapter;
100        mDeviceManager = deviceManager;
101        mProfileManager = profileManager;
102        mLocalAdapter.getProfileProxy(context, new MapServiceListener(),
103                BluetoothProfile.MAP);
104    }
105
106    public boolean isConnectable() {
107        return true;
108    }
109
110    public boolean isAutoConnectable() {
111        return true;
112    }
113
114    public boolean connect(BluetoothDevice device) {
115        if(V)Log.d(TAG,"connect() - should not get called");
116        return false; // MAP never connects out
117    }
118
119    public boolean disconnect(BluetoothDevice device) {
120        if (mService == null) return false;
121        List<BluetoothDevice> deviceList = mService.getConnectedDevices();
122        if (!deviceList.isEmpty() && deviceList.get(0).equals(device)) {
123            if (mService.getPriority(device) > BluetoothProfile.PRIORITY_ON) {
124                mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
125            }
126            return mService.disconnect(device);
127        } else {
128            return false;
129        }
130    }
131
132    public int getConnectionStatus(BluetoothDevice device) {
133        if (mService == null) return BluetoothProfile.STATE_DISCONNECTED;
134        List<BluetoothDevice> deviceList = mService.getConnectedDevices();
135        if(V) Log.d(TAG,"getConnectionStatus: status is: "+ mService.getConnectionState(device));
136
137        return !deviceList.isEmpty() && deviceList.get(0).equals(device)
138                ? mService.getConnectionState(device)
139                : BluetoothProfile.STATE_DISCONNECTED;
140    }
141
142    public boolean isPreferred(BluetoothDevice device) {
143        if (mService == null) return false;
144        return mService.getPriority(device) > BluetoothProfile.PRIORITY_OFF;
145    }
146
147    public int getPreferred(BluetoothDevice device) {
148        if (mService == null) return BluetoothProfile.PRIORITY_OFF;
149        return mService.getPriority(device);
150    }
151
152    public void setPreferred(BluetoothDevice device, boolean preferred) {
153        if (mService == null) return;
154        if (preferred) {
155            if (mService.getPriority(device) < BluetoothProfile.PRIORITY_ON) {
156                mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
157            }
158        } else {
159            mService.setPriority(device, BluetoothProfile.PRIORITY_OFF);
160        }
161    }
162
163    public List<BluetoothDevice> getConnectedDevices() {
164        if (mService == null) return new ArrayList<BluetoothDevice>(0);
165        return mService.getDevicesMatchingConnectionStates(
166              new int[] {BluetoothProfile.STATE_CONNECTED,
167                         BluetoothProfile.STATE_CONNECTING,
168                         BluetoothProfile.STATE_DISCONNECTING});
169    }
170
171    public String toString() {
172        return NAME;
173    }
174
175    public int getOrdinal() {
176        return BluetoothProfile.MAP;
177    }
178
179    public int getNameResource(BluetoothDevice device) {
180        return R.string.bluetooth_profile_map;
181    }
182
183    public int getSummaryResourceForDevice(BluetoothDevice device) {
184        int state = getConnectionStatus(device);
185        switch (state) {
186            case BluetoothProfile.STATE_DISCONNECTED:
187                return R.string.bluetooth_map_profile_summary_use_for;
188
189            case BluetoothProfile.STATE_CONNECTED:
190                return R.string.bluetooth_map_profile_summary_connected;
191
192            default:
193                return Utils.getConnectionStateSummary(state);
194        }
195    }
196
197    public int getDrawableResource(BluetoothClass btClass) {
198        return R.drawable.ic_bt_cellphone;
199    }
200
201    protected void finalize() {
202        if (V) Log.d(TAG, "finalize()");
203        if (mService != null) {
204            try {
205                BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.MAP,
206                                                                       mService);
207                mService = null;
208            }catch (Throwable t) {
209                Log.w(TAG, "Error cleaning up MAP proxy", t);
210            }
211        }
212    }
213}
214