1 /*
2  * 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.content.Context
20 import android.net.NetworkTemplate
21 import android.util.Range
22 import com.android.settings.datausage.lib.NetworkCycleDataRepository.Companion.asFourWeeks
23 import com.android.settings.datausage.lib.NetworkCycleDataRepository.Companion.bucketRange
24 import com.android.settings.datausage.lib.NetworkCycleDataRepository.Companion.getCycles
25 import com.android.settings.datausage.lib.NetworkStatsRepository.Companion.Bucket
26 import com.android.settings.datausage.lib.NetworkStatsRepository.Companion.aggregate
27 import com.android.settings.datausage.lib.NetworkStatsRepository.Companion.filterTime
28 
29 class NetworkCycleBucketRepository(
30     context: Context,
31     networkTemplate: NetworkTemplate,
32     private val buckets: List<Bucket>,
33     private val networkCycleDataRepository: NetworkCycleDataRepository =
34         NetworkCycleDataRepository(context, networkTemplate)
35 ) {
36 
loadCyclesnull37     fun loadCycles(): List<NetworkUsageData> =
38         getCycles().map { aggregateUsage(it) }.filter { it.usage > 0 }
39 
getCyclesnull40     private fun getCycles(): List<Range<Long>> =
41         networkCycleDataRepository.getPolicy()?.getCycles().orEmpty()
42             .ifEmpty { queryCyclesAsFourWeeks() }
43 
queryCyclesAsFourWeeksnull44     private fun queryCyclesAsFourWeeks(): List<Range<Long>> =
45         buckets.aggregate()?.timeRange.asFourWeeks()
46 
47     fun queryChartData(usageData: NetworkUsageData) = NetworkCycleChartData(
48         total = usageData,
49         dailyUsage = bucketRange(
50             startTime = usageData.startTime,
51             endTime = usageData.endTime,
52             step = NetworkCycleChartData.BUCKET_DURATION.inWholeMilliseconds,
53         ).map { aggregateUsage(it) },
54     )
55 
aggregateUsagenull56     private fun aggregateUsage(range: Range<Long>) = NetworkUsageData(
57         startTime = range.lower,
58         endTime = range.upper,
59         usage = buckets.filterTime(range.lower, range.upper).aggregate()?.usage ?: 0,
60     )
61 }
62