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/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.android.customization.picker.quickaffordance.domain.interactor
import android.graphics.drawable.Drawable
import androidx.annotation.DrawableRes
import com.android.customization.picker.quickaffordance.data.repository.KeyguardQuickAffordancePickerRepository
import com.android.customization.picker.quickaffordance.shared.model.KeyguardQuickAffordancePickerAffordanceModel as AffordanceModel
import com.android.customization.picker.quickaffordance.shared.model.KeyguardQuickAffordancePickerSelectionModel as SelectionModel
import com.android.customization.picker.quickaffordance.shared.model.KeyguardQuickAffordancePickerSlotModel as SlotModel
import com.android.systemui.shared.customization.data.content.CustomizationProviderClient as Client
import javax.inject.Provider
import kotlinx.coroutines.flow.Flow
/**
* Single entry-point for all application state and business logic related to quick affordances on
* the lock screen.
*/
class KeyguardQuickAffordancePickerInteractor(
private val repository: KeyguardQuickAffordancePickerRepository,
private val client: Client,
private val snapshotRestorer: Provider<KeyguardQuickAffordanceSnapshotRestorer>,
) {
/** List of slots available on the device. */
val slots: Flow<List<SlotModel>> = repository.slots
/** List of all available quick affordances. */
val affordances: Flow<List<AffordanceModel>> = repository.affordances
/** List of slot-affordance pairs, modeling what the user has currently chosen for each slot. */
val selections: Flow<List<SelectionModel>> = repository.selections
/**
* Selects an affordance with the given ID for a slot with the given ID.
*
* Note that the maximum affordance per slot is automatically managed. If trying to select an
* affordance for a slot that's already full, the oldest affordance is removed to make room.
*
* Note that if an affordance with the given ID is already selected on the slot with the given
* ID, that affordance is moved to the newest position on the slot.
*/
suspend fun select(slotId: String, affordanceId: String) {
client.insertSelection(
slotId = slotId,
affordanceId = affordanceId,
)
snapshotRestorer.get().storeSnapshot()
}
/** Unselects all affordances from the slot with the given ID. */
suspend fun unselectAll(slotId: String) {
client.deleteAllSelections(
slotId = slotId,
)
snapshotRestorer.get().storeSnapshot()
}
/** Returns a [Drawable] for the given resource ID, from the system UI package. */
suspend fun getAffordanceIcon(
@DrawableRes iconResourceId: Int,
): Drawable {
return client.getAffordanceIcon(iconResourceId)
}
}
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