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.android.car.dialer.inject; 18 19 import android.bluetooth.BluetoothDevice; 20 import android.content.Context; 21 22 import androidx.lifecycle.LiveData; 23 import androidx.lifecycle.Transformations; 24 import androidx.lifecycle.ViewModel; 25 26 import com.android.car.arch.common.LiveDataFunctions; 27 import com.android.car.dialer.livedata.CallHistoryLiveData; 28 import com.android.car.dialer.storage.FavoriteNumberRepository; 29 import com.android.car.dialer.ui.favorite.BluetoothFavoriteContactsLiveData; 30 import com.android.car.telephony.common.Contact; 31 import com.android.car.telephony.common.InMemoryPhoneBook; 32 import com.android.car.telephony.common.PhoneCallLog; 33 34 import java.util.List; 35 36 import javax.inject.Named; 37 import javax.inject.Singleton; 38 39 import dagger.Module; 40 import dagger.Provides; 41 import dagger.hilt.InstallIn; 42 import dagger.hilt.android.components.ActivityRetainedComponent; 43 import dagger.hilt.android.qualifiers.ApplicationContext; 44 import dagger.hilt.android.scopes.ActivityRetainedScoped; 45 import dagger.hilt.components.SingletonComponent; 46 47 /** 48 * Module providing dependencies for single hfp connection. 49 * This module is excluded in the emulator build variant. 50 */ 51 public final class HfpDataModules { 52 /** Single hfp application level dependencies. */ 53 @InstallIn(SingletonComponent.class) 54 @Module 55 public static final class AppModule { 56 /** 57 * This {@link LiveData} for call logs will be always be active. See {@link 58 * com.android.car.dialer.bluetooth.CallHistoryManager}. 59 */ 60 @Singleton 61 @Provides provideCallHistoryLiveData( @pplicationContext Context context, @Named("Hfp") LiveData<BluetoothDevice> currentHfpDevice)62 static LiveData<List<PhoneCallLog>> provideCallHistoryLiveData( 63 @ApplicationContext Context context, 64 @Named("Hfp") LiveData<BluetoothDevice> currentHfpDevice) { 65 return LiveDataFunctions.switchMapNonNull(currentHfpDevice, 66 device -> CallHistoryLiveData.newInstance(context, device.getAddress())); 67 } 68 69 @Singleton 70 @Provides provideContactListLiveData( @amed"Hfp") LiveData<BluetoothDevice> currentHfpDevice)71 static LiveData<List<Contact>> provideContactListLiveData( 72 @Named("Hfp") LiveData<BluetoothDevice> currentHfpDevice) { 73 return LiveDataFunctions.switchMapNonNull(currentHfpDevice, 74 device -> InMemoryPhoneBook.get().getContactsLiveDataByAccount( 75 device.getAddress())); 76 } 77 } 78 79 /** {@link LiveData} instances that are shared across various {@link ViewModel}s. */ 80 @InstallIn(ActivityRetainedComponent.class) 81 @Module 82 public static final class ActivityRetainedModule { 83 @ActivityRetainedScoped 84 @Named("Hfp") 85 @Provides hasHfpDeviceConnectedLiveData( @amed"Hfp") LiveData<List<BluetoothDevice>> hfpDeviceListLiveData)86 static LiveData<Boolean> hasHfpDeviceConnectedLiveData( 87 @Named("Hfp") LiveData<List<BluetoothDevice>> hfpDeviceListLiveData) { 88 return Transformations.map(hfpDeviceListLiveData, 89 devices -> devices != null && !devices.isEmpty()); 90 } 91 92 @ActivityRetainedScoped 93 @Provides 94 @Named("BluetoothFavorite") provideBluetoothFavoriteContactListLiveData( @amed"Hfp") LiveData<BluetoothDevice> currentHfpDevice, BluetoothFavoriteContactsLiveData.Factory bleFavoriteContactsLiveDataFactory)95 static LiveData<List<Contact>> provideBluetoothFavoriteContactListLiveData( 96 @Named("Hfp") LiveData<BluetoothDevice> currentHfpDevice, 97 BluetoothFavoriteContactsLiveData.Factory bleFavoriteContactsLiveDataFactory) { 98 return LiveDataFunctions.switchMapNonNull(currentHfpDevice, 99 device -> bleFavoriteContactsLiveDataFactory.create(device.getAddress())); 100 } 101 102 @ActivityRetainedScoped 103 @Provides 104 @Named("LocalFavorite") provideLocalFavoriteContactListLiveData( @amed"Hfp") LiveData<BluetoothDevice> currentHfpDevice, FavoriteNumberRepository favoriteNumberRepository)105 static LiveData<List<Contact>> provideLocalFavoriteContactListLiveData( 106 @Named("Hfp") LiveData<BluetoothDevice> currentHfpDevice, 107 FavoriteNumberRepository favoriteNumberRepository) { 108 return LiveDataFunctions.switchMapNonNull(currentHfpDevice, 109 device -> favoriteNumberRepository.getFavoriteContacts(device.getAddress())); 110 } 111 } 112 } 113