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.keyguard.ui.viewmodel
18 
19 import com.android.systemui.bouncer.domain.interactor.AlternateBouncerInteractor
20 import com.android.systemui.keyguard.domain.interactor.KeyguardTransitionInteractor
21 import com.android.systemui.keyguard.shared.model.KeyguardState
22 import javax.inject.Inject
23 import kotlinx.coroutines.ExperimentalCoroutinesApi
24 import kotlinx.coroutines.flow.Flow
25 import kotlinx.coroutines.flow.distinctUntilChanged
26 import kotlinx.coroutines.flow.flatMapLatest
27 import kotlinx.coroutines.flow.flowOf
28 import kotlinx.coroutines.flow.map
29 
30 @ExperimentalCoroutinesApi
31 class AlternateBouncerWindowViewModel
32 @Inject
33 constructor(
34     alternateBouncerInteractor: AlternateBouncerInteractor,
35     keyguardTransitionInteractor: KeyguardTransitionInteractor,
36 ) {
37     private val deviceSupportsAlternateBouncer: Flow<Boolean> =
38         alternateBouncerInteractor.alternateBouncerSupported
39     private val isTransitioningToOrFromOrShowingAlternateBouncer: Flow<Boolean> =
40         keyguardTransitionInteractor
41             .transitionValue(KeyguardState.ALTERNATE_BOUNCER)
42             .map { it > 0f }
43             .distinctUntilChanged()
44 
45     val alternateBouncerWindowRequired: Flow<Boolean> =
46         deviceSupportsAlternateBouncer.flatMapLatest { deviceSupportsAlternateBouncer ->
47             if (deviceSupportsAlternateBouncer) {
48                 isTransitioningToOrFromOrShowingAlternateBouncer
49             } else {
50                 flowOf(false)
51             }
52         }
53 }
54