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      1 /*
      2  * Copyright (C) 2015 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.tv.testing;
     18 
     19 import android.content.ContentUris;
     20 import android.content.ContentValues;
     21 import android.content.Context;
     22 import android.database.Cursor;
     23 import android.media.tv.TvContract;
     24 import android.media.tv.TvContract.Programs;
     25 import android.net.Uri;
     26 import android.util.Log;
     27 
     28 import com.android.tv.common.TvContentRatingCache;
     29 
     30 import java.util.ArrayList;
     31 import java.util.concurrent.TimeUnit;
     32 
     33 public class ProgramUtils {
     34     private static final String TAG = "ProgramUtils";
     35     private static final boolean DEBUG = false;
     36 
     37     // Populate program data for a week.
     38     private static final long PROGRAM_INSERT_DURATION_MS = TimeUnit.DAYS.toMillis(7);
     39     private static final int MAX_DB_INSERT_COUNT_AT_ONCE = 500;
     40 
     41     /**
     42      * Populate programs by repeating given program information.
     43      * This method will populate programs without any gap nor overlapping
     44      * starting from the current time.
     45      */
     46     public static void populatePrograms(Context context, Uri channelUri, ProgramInfo program) {
     47         ContentValues values = new ContentValues();
     48         long channelId = ContentUris.parseId(channelUri);
     49 
     50         values.put(Programs.COLUMN_CHANNEL_ID, channelId);
     51         values.put(Programs.COLUMN_SHORT_DESCRIPTION, program.description);
     52         values.put(Programs.COLUMN_CONTENT_RATING,
     53                 TvContentRatingCache.contentRatingsToString(program.contentRatings));
     54 
     55         long currentTimeMs = System.currentTimeMillis();
     56         long targetEndTimeMs = currentTimeMs + PROGRAM_INSERT_DURATION_MS;
     57         long timeMs = getLastProgramEndTimeMs(context, channelUri, currentTimeMs, targetEndTimeMs);
     58         if (timeMs <= 0) {
     59             timeMs = currentTimeMs;
     60         }
     61         int index = program.getIndex(timeMs, channelId);
     62         timeMs = program.getStartTimeMs(index, channelId);
     63 
     64         ArrayList<ContentValues> list = new ArrayList<>();
     65         while (timeMs < targetEndTimeMs) {
     66             ProgramInfo programAt = program.build(context, index++);
     67             values.put(Programs.COLUMN_TITLE, programAt.title);
     68             values.put(Programs.COLUMN_EPISODE_TITLE, programAt.episode);
     69             values.put(Programs.COLUMN_SEASON_NUMBER, programAt.seasonNumber);
     70             values.put(Programs.COLUMN_EPISODE_NUMBER, programAt.episodeNumber);
     71             values.put(Programs.COLUMN_POSTER_ART_URI, programAt.posterArtUri);
     72             values.put(Programs.COLUMN_START_TIME_UTC_MILLIS, timeMs);
     73             values.put(Programs.COLUMN_END_TIME_UTC_MILLIS, timeMs + programAt.durationMs);
     74             values.put(Programs.COLUMN_CANONICAL_GENRE, programAt.genre);
     75             values.put(Programs.COLUMN_POSTER_ART_URI, programAt.posterArtUri);
     76             list.add(new ContentValues(values));
     77             timeMs += programAt.durationMs;
     78 
     79             if (list.size() >= MAX_DB_INSERT_COUNT_AT_ONCE
     80                     || timeMs >= targetEndTimeMs) {
     81                 context.getContentResolver().bulkInsert(Programs.CONTENT_URI,
     82                         list.toArray(new ContentValues[list.size()]));
     83                 if (DEBUG) Log.d(TAG, "Inserted " + list.size() + " programs for " + channelUri);
     84                 list.clear();
     85             }
     86         }
     87     }
     88 
     89     private static long getLastProgramEndTimeMs(
     90             Context context, Uri channelUri, long startTimeMs, long endTimeMs) {
     91         Uri uri = TvContract.buildProgramsUriForChannel(channelUri, startTimeMs, endTimeMs);
     92         String[] projection = {Programs.COLUMN_END_TIME_UTC_MILLIS};
     93         try (Cursor cursor =
     94                 context.getContentResolver().query(uri, projection, null, null, null)) {
     95             if (cursor != null && cursor.moveToLast()) {
     96                 return cursor.getLong(0);
     97             }
     98         }
     99         return 0;
    100     }
    101 
    102     private ProgramUtils() {}
    103 }
    104