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.dashboard.suggestions;
18
19import android.app.ActivityManager;
20import android.content.ComponentName;
21import android.content.ContentResolver;
22import android.content.Context;
23import android.content.SharedPreferences;
24import android.content.pm.PackageManager;
25import android.provider.Settings.Secure;
26import android.support.annotation.NonNull;
27import android.support.annotation.VisibleForTesting;
28import android.util.Log;
29import android.util.Pair;
30
31import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
32import com.android.settings.Settings.AmbientDisplayPickupSuggestionActivity;
33import com.android.settings.Settings.AmbientDisplaySuggestionActivity;
34import com.android.settings.Settings.DoubleTapPowerSuggestionActivity;
35import com.android.settings.Settings.DoubleTwistSuggestionActivity;
36import com.android.settings.Settings.NightDisplaySuggestionActivity;
37import com.android.settings.Settings.SwipeToNotificationSuggestionActivity;
38import com.android.settings.core.instrumentation.MetricsFeatureProvider;
39import com.android.settings.gestures.DoubleTapPowerPreferenceController;
40import com.android.settings.gestures.DoubleTapScreenPreferenceController;
41import com.android.settings.gestures.DoubleTwistPreferenceController;
42import com.android.settings.gestures.PickupGesturePreferenceController;
43import com.android.settings.gestures.SwipeToNotificationPreferenceController;
44import com.android.settings.overlay.FeatureFactory;
45import com.android.settings.support.NewDeviceIntroSuggestionActivity;
46import com.android.settingslib.drawer.Tile;
47import com.android.settingslib.suggestions.SuggestionParser;
48
49import java.util.ArrayList;
50import java.util.List;
51
52public class SuggestionFeatureProviderImpl implements SuggestionFeatureProvider {
53
54    private static final String TAG = "SuggestionFeature";
55    private static final int EXCLUSIVE_SUGGESTION_MAX_COUNT = 3;
56
57    private static final String SHARED_PREF_FILENAME = "suggestions";
58
59    private final SuggestionRanker mSuggestionRanker;
60    private final MetricsFeatureProvider mMetricsFeatureProvider;
61
62    @Override
63    public boolean isSuggestionEnabled(Context context) {
64        final ActivityManager am =
65                (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
66        return !am.isLowRamDevice();
67    }
68
69    @Override
70    public boolean isSmartSuggestionEnabled(Context context) {
71        return false;
72    }
73
74    @Override
75    public boolean isSuggestionCompleted(Context context, @NonNull ComponentName component) {
76        final String className = component.getClassName();
77        if (className.equals(NightDisplaySuggestionActivity.class.getName())) {
78            return hasUsedNightDisplay(context);
79        }
80        if (className.equals(NewDeviceIntroSuggestionActivity.class.getName())) {
81            return NewDeviceIntroSuggestionActivity.isSuggestionComplete(context);
82        } else if (className.equals(DoubleTapPowerSuggestionActivity.class.getName())) {
83            return DoubleTapPowerPreferenceController
84                    .isSuggestionComplete(context, getSharedPrefs(context));
85        } else if (className.equals(DoubleTwistSuggestionActivity.class.getName())) {
86            return DoubleTwistPreferenceController
87                    .isSuggestionComplete(context, getSharedPrefs(context));
88        } else if (className.equals(AmbientDisplaySuggestionActivity.class.getName())) {
89            return DoubleTapScreenPreferenceController
90                    .isSuggestionComplete(context, getSharedPrefs(context));
91        } else if (className.equals(AmbientDisplayPickupSuggestionActivity.class.getName())) {
92            return PickupGesturePreferenceController
93                    .isSuggestionComplete(context, getSharedPrefs(context));
94        } else if (className.equals(SwipeToNotificationSuggestionActivity.class.getName())) {
95            return SwipeToNotificationPreferenceController
96                    .isSuggestionComplete(context, getSharedPrefs(context));
97        }
98        return false;
99    }
100
101    @Override
102    public SharedPreferences getSharedPrefs(Context context) {
103        return context.getSharedPreferences(SHARED_PREF_FILENAME, Context.MODE_PRIVATE);
104    }
105
106    public SuggestionFeatureProviderImpl(Context context) {
107        final Context appContext = context.getApplicationContext();
108        mSuggestionRanker = new SuggestionRanker(
109                new SuggestionFeaturizer(new EventStore(appContext)));
110        mMetricsFeatureProvider = FeatureFactory.getFactory(appContext)
111                .getMetricsFeatureProvider();
112    }
113
114    @Override
115    public void rankSuggestions(final List<Tile> suggestions, List<String> suggestionIds) {
116        mSuggestionRanker.rankSuggestions(suggestions, suggestionIds);
117    }
118
119    @Override
120    public void filterExclusiveSuggestions(List<Tile> suggestions) {
121        if (suggestions == null) {
122            return;
123        }
124        for (int i = suggestions.size() - 1; i >= EXCLUSIVE_SUGGESTION_MAX_COUNT; i--) {
125            Log.d(TAG, "Removing exclusive suggestion");
126            suggestions.remove(i);
127        }
128    }
129
130    @Override
131    public void dismissSuggestion(Context context, SuggestionParser parser, Tile suggestion) {
132        if (parser == null || suggestion == null || context == null) {
133            return;
134        }
135        final Pair<Integer, Object>[] taggedData =
136                SuggestionLogHelper.getSuggestionTaggedData(isSmartSuggestionEnabled(context));
137
138        mMetricsFeatureProvider.action(
139                context, MetricsEvent.ACTION_SETTINGS_DISMISS_SUGGESTION,
140                getSuggestionIdentifier(context, suggestion),
141                taggedData);
142        if (!parser.dismissSuggestion(suggestion)) {
143            return;
144        }
145        context.getPackageManager().setComponentEnabledSetting(
146                suggestion.intent.getComponent(),
147                PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
148                PackageManager.DONT_KILL_APP);
149    }
150
151    @Override
152    public String getSuggestionIdentifier(Context context, Tile suggestion) {
153        if (suggestion.intent == null || suggestion.intent.getComponent() == null
154                || context == null) {
155            return "unknown_suggestion";
156        }
157        String packageName = suggestion.intent.getComponent().getPackageName();
158        if (packageName.equals(context.getPackageName())) {
159            // Since Settings provides several suggestions, fill in the class instead of the
160            // package for these.
161            packageName = suggestion.intent.getComponent().getClassName();
162        }
163        return packageName;
164    }
165
166    @VisibleForTesting
167    boolean hasUsedNightDisplay(Context context) {
168        final ContentResolver cr = context.getContentResolver();
169        return Secure.getInt(cr, Secure.NIGHT_DISPLAY_AUTO_MODE, 0) != 0
170                || Secure.getString(cr, Secure.NIGHT_DISPLAY_LAST_ACTIVATED_TIME) != null;
171    }
172}
173