1/*
2 * Copyright (C) 2017 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
17package com.android.settings.dream;
18
19import static com.android.settingslib.dream.DreamBackend.EITHER;
20import static com.android.settingslib.dream.DreamBackend.NEVER;
21import static com.android.settingslib.dream.DreamBackend.WHILE_CHARGING;
22import static com.android.settingslib.dream.DreamBackend.WHILE_DOCKED;
23
24import android.content.Context;
25import android.provider.SearchIndexableResource;
26import android.support.annotation.VisibleForTesting;
27
28import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
29import com.android.settings.R;
30import com.android.settings.dashboard.DashboardFragment;
31import com.android.settings.search.BaseSearchIndexProvider;
32import com.android.settingslib.core.AbstractPreferenceController;
33import com.android.settingslib.dream.DreamBackend;
34import com.android.settingslib.dream.DreamBackend.WhenToDream;
35
36import java.util.ArrayList;
37import java.util.Arrays;
38import java.util.List;
39
40public class DreamSettings extends DashboardFragment {
41
42    private static final String TAG = "DreamSettings";
43    static final String WHILE_CHARGING_ONLY = "while_charging_only";
44    static final String WHILE_DOCKED_ONLY = "while_docked_only";
45    static final String EITHER_CHARGING_OR_DOCKED = "either_charging_or_docked";
46    static final String NEVER_DREAM = "never";
47
48    @WhenToDream
49    static int getSettingFromPrefKey(String key) {
50        switch (key) {
51            case WHILE_CHARGING_ONLY:
52                return WHILE_CHARGING;
53            case WHILE_DOCKED_ONLY:
54                return WHILE_DOCKED;
55            case EITHER_CHARGING_OR_DOCKED:
56                return EITHER;
57            case NEVER_DREAM:
58            default:
59                return NEVER;
60        }
61    }
62
63    static String getKeyFromSetting(@WhenToDream int dreamSetting) {
64        switch (dreamSetting) {
65            case WHILE_CHARGING:
66                return WHILE_CHARGING_ONLY;
67            case WHILE_DOCKED:
68                return WHILE_DOCKED_ONLY;
69            case EITHER:
70                return EITHER_CHARGING_OR_DOCKED;
71            case NEVER:
72            default:
73                return NEVER_DREAM;
74        }
75    }
76
77    static int getDreamSettingDescriptionResId(@WhenToDream int dreamSetting) {
78        switch (dreamSetting) {
79            case WHILE_CHARGING:
80                return R.string.screensaver_settings_summary_sleep;
81            case WHILE_DOCKED:
82                return R.string.screensaver_settings_summary_dock;
83            case EITHER:
84                return R.string.screensaver_settings_summary_either_long;
85            case NEVER:
86            default:
87                return R.string.screensaver_settings_summary_never;
88        }
89    }
90
91    @Override
92    public int getMetricsCategory() {
93        return MetricsEvent.DREAM;
94    }
95
96    @Override
97    protected int getPreferenceScreenResId() {
98        return R.xml.dream_fragment_overview;
99    }
100
101    @Override
102    public int getHelpResource() {
103        return R.string.help_url_screen_saver;
104    }
105
106    @Override
107    protected String getLogTag() {
108        return TAG;
109    }
110
111    @Override
112    protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
113        return buildPreferenceControllers(context);
114    }
115
116    public static CharSequence getSummaryTextWithDreamName(Context context) {
117        DreamBackend backend = DreamBackend.getInstance(context);
118        return getSummaryTextFromBackend(backend, context);
119    }
120
121    @VisibleForTesting
122    static CharSequence getSummaryTextFromBackend(DreamBackend backend, Context context) {
123        if (!backend.isEnabled()) {
124            return context.getString(R.string.screensaver_settings_summary_off);
125        } else {
126            return backend.getActiveDreamName();
127        }
128    }
129
130    private static List<AbstractPreferenceController> buildPreferenceControllers(Context context) {
131        List<AbstractPreferenceController> controllers = new ArrayList<>();
132        controllers.add(new CurrentDreamPreferenceController(context));
133        controllers.add(new WhenToDreamPreferenceController(context));
134        controllers.add(new StartNowPreferenceController(context));
135        return controllers;
136    }
137
138    public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER
139            = new BaseSearchIndexProvider() {
140        @Override
141        public List<SearchIndexableResource> getXmlResourcesToIndex(
142                Context context, boolean enabled) {
143            final SearchIndexableResource sir = new SearchIndexableResource(context);
144            sir.xmlResId = R.xml.dream_fragment_overview;
145            return Arrays.asList(sir);
146        }
147
148        @Override
149        public List<AbstractPreferenceController> createPreferenceControllers(Context context) {
150            return buildPreferenceControllers(context);
151        }
152    };
153}
154
155