1 /*
<lambda>null2  * Copyright (C) 2023 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.settings.datausage.lib
18 
19 import android.app.usage.NetworkStats
20 import android.content.Context
21 import android.net.NetworkTemplate
22 import android.util.Range
23 import com.android.settings.datausage.lib.AppDataUsageRepository.Companion.withSdkSandboxUids
24 import com.android.settingslib.spa.framework.util.asyncMap
25 
26 interface IAppDataUsageDetailsRepository {
27     suspend fun queryDetailsForCycles(): List<NetworkUsageDetailsData>
28 }
29 
30 class AppDataUsageDetailsRepository @JvmOverloads constructor(
31     context: Context,
32     private val template: NetworkTemplate,
33     private val cycles: List<Long>?,
34     uids: List<Int>,
35     private val networkCycleDataRepository: INetworkCycleDataRepository =
36         NetworkCycleDataRepository(context, template),
37     private val networkStatsRepository: NetworkStatsRepository =
38         NetworkStatsRepository(context, template),
39 ) : IAppDataUsageDetailsRepository {
40     private val withSdkSandboxUids = withSdkSandboxUids(uids)
41 
queryDetailsForCyclesnull42     override suspend fun queryDetailsForCycles(): List<NetworkUsageDetailsData> =
43         getCycles().asyncMap { queryDetails(it) }.filter { it.totalUsage > 0 }
44 
getCyclesnull45     private fun getCycles(): List<Range<Long>> =
46         cycles?.zipWithNext { endTime, startTime -> Range(startTime, endTime) }
47             ?: networkCycleDataRepository.getCycles()
48 
queryDetailsnull49     private fun queryDetails(range: Range<Long>): NetworkUsageDetailsData {
50         val buckets = networkStatsRepository.queryBuckets(range.lower, range.upper)
51             .filter { it.uid in withSdkSandboxUids }
52         val totalUsage = buckets.sumOf { it.bytes }
53         val foregroundUsage =
54             buckets.filter { it.state == NetworkStats.Bucket.STATE_FOREGROUND }.sumOf { it.bytes }
55         return NetworkUsageDetailsData(
56             range = range,
57             totalUsage = totalUsage,
58             foregroundUsage = foregroundUsage,
59             backgroundUsage = totalUsage - foregroundUsage,
60         )
61     }
62 }
63