1 /*
<lambda>null2  * 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.stickykeys.ui.viewmodel
18 
19 import com.android.systemui.dagger.qualifiers.Application
20 import com.android.systemui.keyboard.data.repository.KeyboardRepository
21 import com.android.systemui.keyboard.stickykeys.data.repository.StickyKeysRepository
22 import com.android.systemui.keyboard.stickykeys.shared.model.Locked
23 import com.android.systemui.keyboard.stickykeys.shared.model.ModifierKey
24 import kotlinx.coroutines.CoroutineScope
25 import kotlinx.coroutines.ExperimentalCoroutinesApi
26 import kotlinx.coroutines.flow.Flow
27 import kotlinx.coroutines.flow.SharingStarted
28 import kotlinx.coroutines.flow.flatMapLatest
29 import kotlinx.coroutines.flow.flowOf
30 import kotlinx.coroutines.flow.stateIn
31 import javax.inject.Inject
32 
33 class StickyKeysIndicatorViewModel
34 @Inject
35 constructor(
36     stickyKeysRepository: StickyKeysRepository,
37     keyboardRepository: KeyboardRepository,
38     @Application applicationScope: CoroutineScope,
39 ) {
40 
41     @OptIn(ExperimentalCoroutinesApi::class)
42     val indicatorContent: Flow<Map<ModifierKey, Locked>> =
43         keyboardRepository.isAnyKeyboardConnected
44             .flatMapLatest { keyboardPresent ->
45                 if (keyboardPresent) stickyKeysRepository.settingEnabled else flowOf(false)
46             }
47             .flatMapLatest { enabled ->
48                 if (enabled) stickyKeysRepository.stickyKeys else flowOf(emptyMap())
49             }
50             .stateIn(applicationScope, SharingStarted.Lazily, emptyMap())
51 }
52