4ca85b1e5c
Bug: 388677104 Test: atest and manual Flag: EXEMPT refactor NO_IFTTT=refactor Change-Id: I3c1aae3dc10a1c78e1b2b0ead8ffc83da933e174
122 lines
4.5 KiB
Kotlin
122 lines
4.5 KiB
Kotlin
/*
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* Copyright (C) 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.fuelgauge.batterysaver
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import android.Manifest
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import android.content.Context
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import android.os.PowerManager
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import com.android.settings.R
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import com.android.settings.fuelgauge.BatterySaverReceiver
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import com.android.settings.fuelgauge.BatterySaverReceiver.BatterySaverListener
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import com.android.settingslib.datastore.AbstractKeyedDataObservable
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import com.android.settingslib.datastore.KeyValueStore
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import com.android.settingslib.datastore.Permissions
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import com.android.settingslib.fuelgauge.BatterySaverLogging.SAVER_ENABLED_SETTINGS
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import com.android.settingslib.fuelgauge.BatterySaverUtils
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import com.android.settingslib.fuelgauge.BatteryStatus
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import com.android.settingslib.fuelgauge.BatteryUtils
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import com.android.settingslib.metadata.MainSwitchPreference
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import com.android.settingslib.metadata.PreferenceChangeReason
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import com.android.settingslib.metadata.ReadWritePermit
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import com.android.settingslib.metadata.SensitivityLevel
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.cancel
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import kotlinx.coroutines.delay
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import kotlinx.coroutines.launch
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// LINT.IfChange
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class BatterySaverPreference :
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MainSwitchPreference(KEY, R.string.battery_saver_master_switch_title) {
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override fun storage(context: Context) = BatterySaverStore(context)
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override fun getReadPermissions(context: Context) = Permissions.EMPTY
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override fun getWritePermissions(context: Context) =
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Permissions.anyOf(Manifest.permission.DEVICE_POWER, Manifest.permission.POWER_SAVER)
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override fun getReadPermit(context: Context, callingPid: Int, callingUid: Int) =
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ReadWritePermit.ALLOW
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override fun getWritePermit(
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context: Context,
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value: Boolean?,
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callingPid: Int,
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callingUid: Int,
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) = ReadWritePermit.ALLOW
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override val sensitivityLevel
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get() = SensitivityLevel.NO_SENSITIVITY
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override fun isEnabled(context: Context) =
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!BatteryStatus(BatteryUtils.getBatteryIntent(context)).isPluggedIn
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@Suppress("UNCHECKED_CAST")
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class BatterySaverStore(private val context: Context) :
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AbstractKeyedDataObservable<String>(), KeyValueStore, BatterySaverListener {
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private lateinit var batterySaverReceiver: BatterySaverReceiver
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private lateinit var scope: CoroutineScope
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override fun contains(key: String) = key == KEY
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override fun <T : Any> getValue(key: String, valueType: Class<T>) =
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context.isPowerSaveMode() as T
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override fun <T : Any> setValue(key: String, valueType: Class<T>, value: T?) {
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BatterySaverUtils.setPowerSaveMode(
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context,
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value as Boolean,
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/* needFirstTimeWarning= */ false,
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SAVER_ENABLED_SETTINGS,
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)
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}
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private fun Context.isPowerSaveMode() =
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getSystemService(PowerManager::class.java)?.isPowerSaveMode == true
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override fun onFirstObserverAdded() {
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scope = CoroutineScope(Dispatchers.Main)
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batterySaverReceiver =
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BatterySaverReceiver(context).apply {
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setBatterySaverListener(this@BatterySaverStore)
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setListening(true)
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}
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}
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override fun onLastObserverRemoved() {
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scope.cancel()
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batterySaverReceiver.setListening(false)
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}
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override fun onPowerSaveModeChanged() {
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scope.launch {
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delay(SWITCH_ANIMATION_DURATION)
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notifyChange(KEY, PreferenceChangeReason.VALUE)
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}
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}
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override fun onBatteryChanged(pluggedIn: Boolean) =
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notifyChange(KEY, PreferenceChangeReason.STATE)
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}
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companion object {
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private const val KEY = "battery_saver"
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private const val SWITCH_ANIMATION_DURATION: Long = 350L
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}
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}
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// LINT.ThenChange(BatterySaverButtonPreferenceController.java)
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