1 /* 2 * Copyright (C) 2021 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 17 package com.google.android.tv.btservices.settings; 18 19 import android.bluetooth.BluetoothDevice; 20 import android.content.Context; 21 import com.google.android.tv.btservices.remote.DfuManager; 22 import com.google.android.tv.btservices.remote.RemoteProxy; 23 import com.google.android.tv.btservices.remote.Version; 24 import com.google.android.tv.btservices.R; 25 26 /** 27 * Local provider proxy to customize events. 28 */ 29 abstract class LocalBluetoothDeviceProvider implements BluetoothDeviceProvider { 30 getHostBluetoothDeviceProvider()31 abstract BluetoothDeviceProvider getHostBluetoothDeviceProvider(); 32 33 @Override getBatteryLevel(BluetoothDevice device)34 public int getBatteryLevel(BluetoothDevice device) { 35 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 36 if (provider != null) { 37 return provider.getBatteryLevel(device); 38 } 39 return BluetoothDevice.BATTERY_LEVEL_UNKNOWN; 40 } 41 42 @Override mapBatteryLevel(Context context, BluetoothDevice device, int level)43 public String mapBatteryLevel(Context context, BluetoothDevice device, int level) { 44 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 45 if (provider != null) { 46 return provider.mapBatteryLevel(context, device, level); 47 } 48 return context.getString(R.string.settings_remote_battery_level_percentage_label, level); 49 } 50 51 @Override getVersion(BluetoothDevice device)52 public Version getVersion(BluetoothDevice device) { 53 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 54 if (provider != null) { 55 return provider.getVersion(device); 56 } 57 return Version.BAD_VERSION; 58 } 59 60 @Override hasUpgrade(BluetoothDevice device)61 public boolean hasUpgrade(BluetoothDevice device) { 62 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 63 if (provider != null) { 64 return provider.hasUpgrade(device); 65 } 66 return false; 67 } 68 69 @Override isBatteryLow(BluetoothDevice device)70 public boolean isBatteryLow(BluetoothDevice device) { 71 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 72 if (provider != null) { 73 return provider.isBatteryLow(device); 74 } 75 return false; 76 } 77 78 @Override getDfuState(BluetoothDevice device)79 public RemoteProxy.DfuResult getDfuState(BluetoothDevice device) { 80 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 81 if (provider != null) { 82 return provider.getDfuState(device); 83 } 84 return null; 85 } 86 87 @Override startDfu(BluetoothDevice device)88 public void startDfu(BluetoothDevice device) { 89 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 90 if (provider != null) { 91 provider.startDfu(device); 92 } 93 } 94 95 @Override connectDevice(BluetoothDevice device)96 public void connectDevice(BluetoothDevice device) { 97 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 98 if (provider != null) { 99 provider.connectDevice(device); 100 } 101 } 102 103 @Override disconnectDevice(BluetoothDevice device)104 public void disconnectDevice(BluetoothDevice device) { 105 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 106 if (provider != null) { 107 provider.disconnectDevice(device); 108 } 109 } 110 111 @Override forgetDevice(BluetoothDevice device)112 public void forgetDevice(BluetoothDevice device) { 113 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 114 if (provider != null) { 115 provider.forgetDevice(device); 116 } 117 } 118 119 @Override renameDevice(BluetoothDevice device, String newName)120 public void renameDevice(BluetoothDevice device, String newName) { 121 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 122 if (provider != null) { 123 provider.renameDevice(device, newName); 124 } 125 } 126 127 @Override addListener(Listener listener)128 public void addListener(Listener listener) { 129 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 130 if (provider != null) { 131 provider.addListener(listener); 132 } 133 } 134 135 @Override removeListener(Listener listener)136 public void removeListener(Listener listener) { 137 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 138 if (provider != null) { 139 provider.removeListener(listener); 140 } 141 } 142 143 @Override addListener(DfuManager.Listener listener)144 public void addListener(DfuManager.Listener listener) { 145 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 146 if (provider != null) { 147 provider.addListener(listener); 148 } 149 } 150 151 @Override removeListener(DfuManager.Listener listener)152 public void removeListener(DfuManager.Listener listener) { 153 BluetoothDeviceProvider provider = getHostBluetoothDeviceProvider(); 154 if (provider != null) { 155 provider.removeListener(listener); 156 } 157 } 158 } 159