741979bc02
To improve performance and better organization and testings. Fix: 240931350 Test: manual - on AppDataUsage Test: unit test Change-Id: I277133b55378a3445aceb826d771b14c0fc91e4a
115 lines
4.1 KiB
Kotlin
115 lines
4.1 KiB
Kotlin
/*
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* Copyright (C) 2023 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.datausage
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import android.content.Context
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import android.view.View
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import android.widget.AdapterView
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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.PreferenceScreen
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import com.android.settings.core.BasePreferenceController
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import com.android.settings.datausage.lib.AppDataUsageDetailsRepository
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import com.android.settings.datausage.lib.IAppDataUsageDetailsRepository
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import com.android.settings.datausage.lib.NetworkUsageDetailsData
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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class AppDataUsageCycleController(context: Context, preferenceKey: String) :
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BasePreferenceController(context, preferenceKey) {
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private lateinit var repository: IAppDataUsageDetailsRepository
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private var onUsageDataUpdated: (NetworkUsageDetailsData) -> Unit = {}
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private lateinit var preference: SpinnerPreference
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private var cycleAdapter: CycleAdapter? = null
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private var initialCycles: List<Long> = emptyList()
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private var initialSelectedEndTime: Long = -1
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private var usageDetailsDataList: List<NetworkUsageDetailsData> = emptyList()
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fun init(
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repository: IAppDataUsageDetailsRepository,
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onUsageDataUpdated: (NetworkUsageDetailsData) -> Unit,
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) {
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this.repository = repository
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this.onUsageDataUpdated = onUsageDataUpdated
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}
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/**
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* Sets the initial cycles.
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*
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* If coming from a page like DataUsageList where already has a selected cycle, display that
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* before loading to reduce flicker.
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*/
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fun setInitialCycles(initialCycles: List<Long>, initialSelectedEndTime: Long) {
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this.initialCycles = initialCycles
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this.initialSelectedEndTime = initialSelectedEndTime
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}
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override fun getAvailabilityStatus() = AVAILABLE
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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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if (cycleAdapter == null) {
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cycleAdapter = CycleAdapter(mContext, preference).apply {
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if (initialCycles.isNotEmpty()) {
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setInitialCycleList(initialCycles, initialSelectedEndTime)
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preference.setHasCycles(true)
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}
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}
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}
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}
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override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
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viewLifecycleOwner.lifecycleScope.launch {
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viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
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update()
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}
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}
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}
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private suspend fun update() {
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usageDetailsDataList = withContext(Dispatchers.Default) {
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repository.queryDetailsForCycles()
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}
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if (usageDetailsDataList.isEmpty()) {
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preference.setHasCycles(false)
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onUsageDataUpdated(NetworkUsageDetailsData.AllZero)
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return
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}
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preference.setHasCycles(true)
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cycleAdapter?.updateCycleList(usageDetailsDataList.map { it.range })
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preference.setOnItemSelectedListener(cycleListener)
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}
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private val cycleListener = object : AdapterView.OnItemSelectedListener {
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override fun onItemSelected(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
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usageDetailsDataList.getOrNull(position)?.let(onUsageDataUpdated)
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}
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override fun onNothingSelected(parent: AdapterView<*>?) {
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// ignored
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}
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}
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}
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