3e35cff7ba
DataSaverController currently used in 2 pages, - Network & internet > Data Saver - Apps > Special app access This helps unify the logic, and instead of showing on "Special app access", this summary shows on "Unrestricted data" is make more sense. Bug: 280280596 Test: Manually on above pages Test: Unit test Change-Id: Ia151ed8179a250f8f20cc5041f9383fffebdab10
88 lines
3.4 KiB
Kotlin
88 lines
3.4 KiB
Kotlin
/*
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* Copyright (C) 2017 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.applications.specialaccess
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import android.content.Context
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import android.net.NetworkPolicyManager
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import android.os.UserHandle
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import androidx.lifecycle.Lifecycle
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import androidx.lifecycle.LifecycleOwner
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import androidx.lifecycle.lifecycleScope
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import androidx.lifecycle.repeatOnLifecycle
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import androidx.preference.Preference
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import androidx.preference.PreferenceScreen
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import com.android.settings.R
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import com.android.settings.core.BasePreferenceController
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import com.android.settingslib.spa.framework.util.formatString
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import com.android.settingslib.spaprivileged.model.app.AppListRepository
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import com.android.settingslib.spaprivileged.model.app.AppListRepositoryImpl
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import com.google.common.annotations.VisibleForTesting
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.async
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import kotlinx.coroutines.coroutineScope
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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class DataSaverController(context: Context, key: String) : BasePreferenceController(context, key) {
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private lateinit var preference: Preference
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@AvailabilityStatus
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override fun getAvailabilityStatus(): Int = when {
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mContext.resources.getBoolean(R.bool.config_show_data_saver) -> AVAILABLE
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else -> UNSUPPORTED_ON_DEVICE
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}
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override fun displayPreference(screen: PreferenceScreen) {
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super.displayPreference(screen)
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preference = screen.findPreference(preferenceKey)!!
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}
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fun init(viewLifecycleOwner: LifecycleOwner) {
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viewLifecycleOwner.lifecycleScope.launch {
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viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
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preference.summary = getUnrestrictedSummary(mContext)
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}
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}
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}
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companion object {
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@VisibleForTesting
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suspend fun getUnrestrictedSummary(
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context: Context,
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appListRepository: AppListRepository =
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AppListRepositoryImpl(context.applicationContext),
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) = context.formatString(
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R.string.data_saver_unrestricted_summary,
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"count" to getAllowCount(context.applicationContext, appListRepository),
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)
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private suspend fun getAllowCount(context: Context, appListRepository: AppListRepository) =
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withContext(Dispatchers.IO) {
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coroutineScope {
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val appsDeferred = async {
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appListRepository.loadAndFilterApps(
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userId = UserHandle.myUserId(),
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isSystemApp = false,
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)
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}
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val uidsAllowed = NetworkPolicyManager.from(context)
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.getUidsWithPolicy(NetworkPolicyManager.POLICY_ALLOW_METERED_BACKGROUND)
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appsDeferred.await().count { app -> app.uid in uidsAllowed }
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}
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}
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}
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} |