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      1 /*
      2  * Copyright (C) 2016 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.dvr.ui;
     18 
     19 import android.app.Activity;
     20 import android.content.Context;
     21 import android.media.tv.TvContract;
     22 import android.media.tv.TvInputManager;
     23 import android.text.TextUtils;
     24 import android.view.ViewGroup;
     25 
     26 import com.android.tv.ApplicationSingletons;
     27 import com.android.tv.R;
     28 import com.android.tv.TvApplication;
     29 import com.android.tv.data.Channel;
     30 import com.android.tv.data.ChannelDataManager;
     31 import com.android.tv.dvr.DvrDataManager;
     32 import com.android.tv.dvr.DvrDataManager.RecordedProgramListener;
     33 import com.android.tv.dvr.DvrDataManager.ScheduledRecordingListener;
     34 import com.android.tv.dvr.DvrManager;
     35 import com.android.tv.dvr.DvrWatchedPositionManager;
     36 import com.android.tv.dvr.DvrWatchedPositionManager.WatchedPositionChangedListener;
     37 import com.android.tv.dvr.RecordedProgram;
     38 import com.android.tv.dvr.ScheduledRecording;
     39 import com.android.tv.dvr.SeriesRecording;
     40 
     41 import java.util.List;
     42 
     43 /**
     44  * Presents a {@link SeriesRecording} in {@link DvrBrowseFragment}.
     45  */
     46 public class SeriesRecordingPresenter extends DvrItemPresenter {
     47     private final ChannelDataManager mChannelDataManager;
     48     private final DvrDataManager mDvrDataManager;
     49     private final DvrManager mDvrManager;
     50     private final DvrWatchedPositionManager mWatchedPositionManager;
     51 
     52     private static final class SeriesRecordingViewHolder extends ViewHolder implements
     53             WatchedPositionChangedListener, ScheduledRecordingListener, RecordedProgramListener {
     54         private SeriesRecording mSeriesRecording;
     55         private RecordingCardView mCardView;
     56         private DvrDataManager mDvrDataManager;
     57         private DvrManager mDvrManager;
     58         private DvrWatchedPositionManager mWatchedPositionManager;
     59 
     60         SeriesRecordingViewHolder(RecordingCardView view, DvrDataManager dvrDataManager,
     61                 DvrManager dvrManager, DvrWatchedPositionManager watchedPositionManager) {
     62             super(view);
     63             mCardView = view;
     64             mDvrDataManager = dvrDataManager;
     65             mDvrManager = dvrManager;
     66             mWatchedPositionManager = watchedPositionManager;
     67         }
     68 
     69         @Override
     70         public void onWatchedPositionChanged(long recordedProgramId, long positionMs) {
     71             if (positionMs != TvInputManager.TIME_SHIFT_INVALID_TIME) {
     72                 mWatchedPositionManager.removeListener(this, recordedProgramId);
     73                 updateCardViewContent();
     74             }
     75         }
     76 
     77         @Override
     78         public void onScheduledRecordingAdded(ScheduledRecording... scheduledRecordings) {
     79             for (ScheduledRecording scheduledRecording : scheduledRecordings) {
     80                 if (scheduledRecording.getSeriesRecordingId() == mSeriesRecording.getId()) {
     81                     updateCardViewContent();
     82                     return;
     83                 }
     84             }
     85         }
     86 
     87         @Override
     88         public void onScheduledRecordingRemoved(ScheduledRecording... scheduledRecordings) {
     89             for (ScheduledRecording scheduledRecording : scheduledRecordings) {
     90                 if (scheduledRecording.getSeriesRecordingId() == mSeriesRecording.getId()) {
     91                     updateCardViewContent();
     92                     return;
     93                 }
     94             }
     95         }
     96 
     97         @Override
     98         public void onRecordedProgramsAdded(RecordedProgram... recordedPrograms) {
     99             boolean needToUpdateCardView = false;
    100             for (RecordedProgram recordedProgram : recordedPrograms) {
    101                 if (TextUtils.equals(recordedProgram.getSeriesId(),
    102                         mSeriesRecording.getSeriesId())) {
    103                     mDvrDataManager.removeScheduledRecordingListener(this);
    104                     mWatchedPositionManager.addListener(this, recordedProgram.getId());
    105                     needToUpdateCardView = true;
    106                 }
    107             }
    108             if (needToUpdateCardView) {
    109                 updateCardViewContent();
    110             }
    111         }
    112 
    113         @Override
    114         public void onRecordedProgramsRemoved(RecordedProgram... recordedPrograms) {
    115             boolean needToUpdateCardView = false;
    116             for (RecordedProgram recordedProgram : recordedPrograms) {
    117                 if (TextUtils.equals(recordedProgram.getSeriesId(),
    118                         mSeriesRecording.getSeriesId())) {
    119                     if (mWatchedPositionManager.getWatchedPosition(recordedProgram.getId())
    120                             == TvInputManager.TIME_SHIFT_INVALID_TIME) {
    121                         mWatchedPositionManager.removeListener(this, recordedProgram.getId());
    122                     }
    123                     needToUpdateCardView = true;
    124                 }
    125             }
    126             if (needToUpdateCardView) {
    127                 updateCardViewContent();
    128             }
    129         }
    130 
    131         @Override
    132         public void onRecordedProgramsChanged(RecordedProgram... recordedPrograms) {
    133             // Do nothing
    134         }
    135 
    136         @Override
    137         public void onScheduledRecordingStatusChanged(ScheduledRecording... scheduledRecordings) {
    138             // Do nothing
    139         }
    140 
    141         public void onBound(SeriesRecording seriesRecording) {
    142             mSeriesRecording = seriesRecording;
    143             mDvrDataManager.addScheduledRecordingListener(this);
    144             mDvrDataManager.addRecordedProgramListener(this);
    145             for (RecordedProgram recordedProgram :
    146                     mDvrDataManager.getRecordedPrograms(mSeriesRecording.getId())) {
    147                 if (mWatchedPositionManager.getWatchedPosition(recordedProgram.getId())
    148                         == TvInputManager.TIME_SHIFT_INVALID_TIME) {
    149                     mWatchedPositionManager.addListener(this, recordedProgram.getId());
    150                 }
    151             }
    152             updateCardViewContent();
    153         }
    154 
    155         public void onUnbound() {
    156             mDvrDataManager.removeScheduledRecordingListener(this);
    157             mDvrDataManager.removeRecordedProgramListener(this);
    158             mWatchedPositionManager.removeListener(this);
    159         }
    160 
    161         private void updateCardViewContent() {
    162             int count = 0;
    163             int quantityStringID;
    164             List<RecordedProgram> recordedPrograms =
    165                     mDvrDataManager.getRecordedPrograms(mSeriesRecording.getId());
    166             if (recordedPrograms.size() == 0) {
    167                 count = mDvrManager.getAvailableScheduledRecording(mSeriesRecording.getId()).size();
    168                 quantityStringID = R.plurals.dvr_count_scheduled_recordings;
    169             } else {
    170                 for (RecordedProgram recordedProgram : recordedPrograms) {
    171                     if (mWatchedPositionManager.getWatchedPosition(recordedProgram.getId())
    172                             == TvInputManager.TIME_SHIFT_INVALID_TIME) {
    173                         count++;
    174                     }
    175                 }
    176                 if (count == 0) {
    177                     count = recordedPrograms.size();
    178                     quantityStringID = R.plurals.dvr_count_recordings;
    179                 } else {
    180                     quantityStringID = R.plurals.dvr_count_new_recordings;
    181                 }
    182             }
    183             mCardView.setContent(mCardView.getResources()
    184                     .getQuantityString(quantityStringID, count, count), null);
    185         }
    186     }
    187 
    188     public SeriesRecordingPresenter(Context context) {
    189         ApplicationSingletons singletons = TvApplication.getSingletons(context);
    190         mChannelDataManager = singletons.getChannelDataManager();
    191         mDvrDataManager = singletons.getDvrDataManager();
    192         mDvrManager = singletons.getDvrManager();
    193         mWatchedPositionManager = singletons.getDvrWatchedPositionManager();
    194     }
    195 
    196     @Override
    197     public ViewHolder onCreateViewHolder(ViewGroup parent) {
    198         Context context = parent.getContext();
    199         RecordingCardView view = new RecordingCardView(context);
    200         return new SeriesRecordingViewHolder(view, mDvrDataManager, mDvrManager,
    201                 mWatchedPositionManager);
    202     }
    203 
    204     @Override
    205     public void onBindViewHolder(ViewHolder baseHolder, Object o) {
    206         final SeriesRecordingViewHolder viewHolder = (SeriesRecordingViewHolder) baseHolder;
    207         final SeriesRecording seriesRecording = (SeriesRecording) o;
    208         final RecordingCardView cardView = (RecordingCardView) viewHolder.view;
    209         viewHolder.onBound(seriesRecording);
    210         setTitleAndImage(cardView, seriesRecording);
    211         super.onBindViewHolder(baseHolder, o);
    212     }
    213 
    214     @Override
    215     public void onUnbindViewHolder(ViewHolder viewHolder) {
    216         ((RecordingCardView) viewHolder.view).reset();
    217         ((SeriesRecordingViewHolder) viewHolder).onUnbound();
    218         super.onUnbindViewHolder(viewHolder);
    219     }
    220 
    221     private void setTitleAndImage(RecordingCardView cardView, SeriesRecording recording) {
    222         cardView.setTitle(recording.getTitle());
    223         if (recording.getPosterUri() != null) {
    224             cardView.setImageUri(recording.getPosterUri(), false);
    225         } else {
    226             Channel channel = mChannelDataManager.getChannel(recording.getChannelId());
    227             String imageUri = null;
    228             if (channel != null) {
    229                 imageUri = TvContract.buildChannelLogoUri(channel.getId()).toString();
    230             }
    231             cardView.setImageUri(imageUri, true);
    232         }
    233     }
    234 }
    235