1 /*
2  * Copyright (C) 2019 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.car.settings.datausage;
18 
19 import android.car.drivingstate.CarUxRestrictions;
20 import android.content.Context;
21 import android.text.BidiFormatter;
22 import android.text.TextDirectionHeuristics;
23 
24 import androidx.annotation.VisibleForTesting;
25 import androidx.preference.ListPreference;
26 
27 import com.android.car.settings.R;
28 import com.android.car.settings.common.FragmentController;
29 
30 import java.util.TimeZone;
31 import java.util.stream.IntStream;
32 
33 /**
34  * ListPreference used to pick the date on which the data warning/limit cycle should end.
35  */
36 public class CycleResetDayOfMonthPickerPreferenceController extends
37         DataWarningAndLimitBasePreferenceController<ListPreference> {
38 
39     @VisibleForTesting
40     static final int MIN_DAY = 1;
41     @VisibleForTesting
42     static final int MAX_DAY = 31;
43 
CycleResetDayOfMonthPickerPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)44     public CycleResetDayOfMonthPickerPreferenceController(Context context, String preferenceKey,
45             FragmentController fragmentController, CarUxRestrictions uxRestrictions) {
46         super(context, preferenceKey, fragmentController, uxRestrictions);
47     }
48 
49     @Override
getPreferenceType()50     protected Class<ListPreference> getPreferenceType() {
51         return ListPreference.class;
52     }
53 
54     @Override
onCreateInternal()55     protected void onCreateInternal() {
56         CharSequence[] list = IntStream.rangeClosed(MIN_DAY, MAX_DAY)
57                 .mapToObj(i-> String.valueOf(i)).toArray(CharSequence[]::new);
58         getPreference().setEntryValues(list);
59         getPreference().setEntries(list);
60     }
61 
62     @Override
updateState(ListPreference preference)63     protected void updateState(ListPreference preference) {
64         String prefix = getContext().getString(R.string.cycle_reset_day_of_month_picker_subtitle);
65         int cycleDayOfMonth = getNetworkPolicyEditor().getPolicyCycleDay(getNetworkTemplate());
66         if (cycleDayOfMonth >= MIN_DAY && cycleDayOfMonth <= MAX_DAY) {
67             String cycleDayOfMonthString = String.valueOf(cycleDayOfMonth);
68             getPreference().setValue(cycleDayOfMonthString);
69             getPreference().setSummary(BidiFormatter.getInstance().unicodeWrap(
70                     String.join(" ", prefix, cycleDayOfMonthString),
71                     TextDirectionHeuristics.LOCALE));
72         }
73     }
74 
75     @Override
handlePreferenceChanged(ListPreference preference, Object newValue)76     protected boolean handlePreferenceChanged(ListPreference preference, Object newValue) {
77         onDayOfMonthPicked(Integer.valueOf((String) newValue));
78         return true;
79     }
80 
onDayOfMonthPicked(int dayOfMonth)81     private void onDayOfMonthPicked(int dayOfMonth) {
82         getNetworkPolicyEditor().setPolicyCycleDay(getNetworkTemplate(), dayOfMonth,
83                 TimeZone.getDefault().getID());
84     }
85 }
86