1 /* 2 * Copyright (C) 2024 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.systemui.keyboard.shortcut.data.repository 18 19 import android.hardware.input.InputManager 20 import com.android.systemui.dagger.qualifiers.Background 21 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutHelperState.Active 22 import javax.inject.Inject 23 import kotlin.coroutines.CoroutineContext 24 import kotlinx.coroutines.CoroutineScope 25 import kotlinx.coroutines.flow.SharingStarted 26 import kotlinx.coroutines.flow.map 27 import kotlinx.coroutines.flow.stateIn 28 import kotlinx.coroutines.withContext 29 30 class ShortcutHelperInputDeviceRepository 31 @Inject 32 constructor( 33 stateRepository: ShortcutHelperStateRepository, 34 @Background private val backgroundScope: CoroutineScope, 35 @Background private val bgCoroutineContext: CoroutineContext, 36 private val inputManager: InputManager, 37 ) { 38 val activeInputDevice = 39 stateRepository.state <lambda>null40 .map { 41 if (it is Active) { 42 withContext(bgCoroutineContext) { inputManager.getInputDevice(it.deviceId) } 43 } else { 44 null 45 } 46 } 47 .stateIn(scope = backgroundScope, started = SharingStarted.Lazily, initialValue = null) 48 } 49