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      1 /*
      2  * Copyright (C) 2018 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.notification;
     18 
     19 import static android.app.NotificationManager.Policy.PRIORITY_CATEGORY_CALLS;
     20 import static android.app.NotificationManager.Policy.PRIORITY_CATEGORY_MESSAGES;
     21 import static android.app.NotificationManager.Policy.PRIORITY_SENDERS_STARRED;
     22 
     23 import android.content.Context;
     24 import android.content.Intent;
     25 import android.content.pm.PackageManager;
     26 import android.database.Cursor;
     27 import android.icu.text.ListFormatter;
     28 import android.provider.Contacts;
     29 import android.provider.ContactsContract;
     30 import android.support.v7.preference.Preference;
     31 import android.support.v7.preference.PreferenceScreen;
     32 
     33 import com.android.internal.annotations.VisibleForTesting;
     34 import com.android.settings.R;
     35 import com.android.settingslib.core.lifecycle.Lifecycle;
     36 
     37 import java.util.ArrayList;
     38 import java.util.List;
     39 
     40 public class ZenModeStarredContactsPreferenceController extends
     41         AbstractZenModePreferenceController implements Preference.OnPreferenceClickListener {
     42 
     43     protected static final String KEY = "zen_mode_starred_contacts";
     44     private Preference mPreference;
     45     private final int mPriorityCategory;
     46     private final PackageManager mPackageManager;
     47 
     48     @VisibleForTesting
     49     Intent mStarredContactsIntent;
     50     @VisibleForTesting
     51     Intent mFallbackIntent;
     52 
     53     public ZenModeStarredContactsPreferenceController(Context context, Lifecycle lifecycle, int
     54             priorityCategory) {
     55         super(context, KEY, lifecycle);
     56         mPriorityCategory = priorityCategory;
     57         mPackageManager = mContext.getPackageManager();
     58 
     59         mStarredContactsIntent = new Intent(Contacts.Intents.UI.LIST_STARRED_ACTION);
     60 
     61         mFallbackIntent =  new Intent(Intent.ACTION_MAIN);
     62         mFallbackIntent.addCategory(Intent.CATEGORY_APP_CONTACTS);
     63     }
     64 
     65     @Override
     66     public void displayPreference(PreferenceScreen screen) {
     67         super.displayPreference(screen);
     68         mPreference = screen.findPreference(KEY);
     69         mPreference.setOnPreferenceClickListener(this);
     70     }
     71 
     72     @Override
     73     public String getPreferenceKey() {
     74         return KEY;
     75     }
     76 
     77     @Override
     78     public boolean isAvailable() {
     79         if (mPriorityCategory == PRIORITY_CATEGORY_CALLS) {
     80             return mBackend.isPriorityCategoryEnabled(PRIORITY_CATEGORY_CALLS)
     81                     && mBackend.getPriorityCallSenders() == PRIORITY_SENDERS_STARRED
     82                     && isIntentValid();
     83         } else if (mPriorityCategory == PRIORITY_CATEGORY_MESSAGES) {
     84             return mBackend.isPriorityCategoryEnabled(PRIORITY_CATEGORY_MESSAGES)
     85                     && mBackend.getPriorityMessageSenders() == PRIORITY_SENDERS_STARRED
     86                     && isIntentValid();
     87         } else {
     88             // invalid category
     89             return false;
     90         }
     91     }
     92 
     93     @Override
     94     public void updateState(Preference preference) {
     95         super.updateState(preference);
     96 
     97         List<String> starredContacts = getStarredContacts();
     98         int numStarredContacts = starredContacts.size();
     99 
    100         List<String> displayContacts = new ArrayList<>();
    101 
    102         if (numStarredContacts == 0) {
    103             displayContacts.add(mContext.getString(R.string.zen_mode_from_none));
    104         } else {
    105             for (int i = 0; i < 2 && i < numStarredContacts; i++) {
    106                 displayContacts.add(starredContacts.get(i));
    107             }
    108 
    109             if (numStarredContacts == 3) {
    110                 displayContacts.add(starredContacts.get(2));
    111             } else if (numStarredContacts > 2) {
    112                 displayContacts.add(mContext.getResources().getQuantityString(
    113                         R.plurals.zen_mode_starred_contacts_summary_additional_contacts,
    114                         numStarredContacts - 2, numStarredContacts - 2));
    115             }
    116         }
    117 
    118         mPreference.setSummary(ListFormatter.getInstance().format(displayContacts));
    119     }
    120 
    121     @Override
    122     public boolean onPreferenceClick(Preference preference) {
    123         if (mStarredContactsIntent.resolveActivity(mPackageManager) != null) {
    124             mContext.startActivity(mStarredContactsIntent);
    125         } else {
    126             mContext.startActivity(mFallbackIntent);
    127         }
    128         return true;
    129     }
    130 
    131     private List<String> getStarredContacts() {
    132         List<String> starredContacts = new ArrayList<>();
    133 
    134         Cursor cursor = mContext.getContentResolver().query(ContactsContract.Contacts.CONTENT_URI,
    135                 new String[]{ContactsContract.Contacts.DISPLAY_NAME_PRIMARY},
    136                 ContactsContract.Data.STARRED + "=1", null,
    137                 ContactsContract.Data.TIMES_CONTACTED);
    138 
    139         if (cursor.moveToFirst()) {
    140             do {
    141                 starredContacts.add(cursor.getString(0));
    142             } while (cursor.moveToNext());
    143         }
    144         return starredContacts;
    145     }
    146 
    147     private boolean isIntentValid() {
    148         return mStarredContactsIntent.resolveActivity(mPackageManager) != null
    149                 || mFallbackIntent.resolveActivity(mPackageManager) != null;
    150     }
    151 }
    152