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package tim.prune.cmd;
import java.util.ArrayList;
import java.util.List;
import tim.prune.DataSubscriber;
import tim.prune.data.AudioClip;
import tim.prune.data.DataPoint;
import tim.prune.data.Photo;
import tim.prune.data.TrackInfo;
/**
* Connect or disconnect multiple photos and/or audios and their corresponding points
*/
public class ConnectMultipleMediaCmd extends Command
{
private final MediaLinkType _linkType;
private final ArrayList<PointAndMedia> _data = new ArrayList<>();
public ConnectMultipleMediaCmd(MediaLinkType inLinkType, List<PointAndMedia> inData) {
this(null, inLinkType, inData);
}
private ConnectMultipleMediaCmd(ConnectMultipleMediaCmd inParent, MediaLinkType inLinkType,
List<PointAndMedia> inData)
{
super(inParent);
_linkType = inLinkType;
_data.addAll(inData);
}
@Override
public int getUpdateFlags() {
return DataSubscriber.MEDIA_MODIFIED;
}
@Override
protected boolean executeCommand(TrackInfo inInfo)
{
if (_data.isEmpty()) {
return false;
}
for (PointAndMedia pointData : _data)
{
DataPoint point = pointData.getPoint();
if (point == null) {
continue;
}
if (_linkType.handlePhotos())
{
// Deal with the photo
Photo photo = pointData.getPhoto();
if (point.getPhoto() != null) {
point.getPhoto().setDataPoint(null);
}
point.setPhoto(photo);
if (photo != null) {
photo.setDataPoint(point);
}
}
if (_linkType.handleAudios())
{
// Deal with the audio
AudioClip audio = pointData.getAudio();
if (point.getAudio() != null) {
point.getAudio().setDataPoint(null);
}
point.setAudio(audio);
if (audio != null) {
audio.setDataPoint(point);
}
}
}
return true;
}
@Override
protected Command makeInverse(TrackInfo inInfo)
{
ArrayList<PointAndMedia> currentData = new ArrayList<>();
for (PointAndMedia pointData : _data)
{
DataPoint point = pointData.getPoint();
if (point != null) {
currentData.add(new PointAndMedia(point, point.getPhoto(), point.getAudio()));
}
}
return new ConnectMultipleMediaCmd(this, _linkType, currentData);
}
}
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