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package de.danoeh.antennapod.util.menuhandler;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import de.danoeh.antennapod.BuildConfig;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.feed.FeedItem;
import de.danoeh.antennapod.service.playback.PlaybackService;
import de.danoeh.antennapod.storage.DBTasks;
import de.danoeh.antennapod.storage.DBWriter;
import de.danoeh.antennapod.storage.DownloadRequestException;
import de.danoeh.antennapod.storage.DownloadRequester;
import de.danoeh.antennapod.util.QueueAccess;
import de.danoeh.antennapod.util.ShareUtils;
/**
* Handles interactions with the FeedItemMenu.
*/
public class FeedItemMenuHandler {
private static final String TAG = "FeedItemMenuHandler";
private FeedItemMenuHandler() {
}
/**
* Used by the MenuHandler to access different types of menus through one
* interface
*/
public interface MenuInterface {
/**
* Implementations of this method should call findItem(id) on their
* menu-object and call setVisibility(visibility) on the returned
* MenuItem object.
*/
abstract void setItemVisibility(int id, boolean visible);
}
/**
* This method should be called in the prepare-methods of menus. It changes
* the visibility of the menu items depending on a FeedItem's attributes.
*
* @param mi An instance of MenuInterface that the method uses to change a
* MenuItem's visibility
* @param selectedItem The FeedItem for which the menu is supposed to be prepared
* @param showExtendedMenu True if MenuItems that let the user share information about
* the FeedItem and visit its website should be set visible. This
* parameter should be set to false if the menu space is limited.
* @param queueAccess Used for testing if the queue contains the selected item
* @return Returns true if selectedItem is not null.
*/
public static boolean onPrepareMenu(MenuInterface mi,
FeedItem selectedItem, boolean showExtendedMenu, QueueAccess queueAccess) {
if (selectedItem == null) {
return false;
}
DownloadRequester requester = DownloadRequester.getInstance();
boolean hasMedia = selectedItem.getMedia() != null;
boolean downloaded = hasMedia && selectedItem.getMedia().isDownloaded();
boolean downloading = hasMedia
&& requester.isDownloadingFile(selectedItem.getMedia());
boolean notLoadedAndNotLoading = hasMedia && (!downloaded)
&& (!downloading);
boolean isPlaying = hasMedia
&& selectedItem.getState() == FeedItem.State.PLAYING;
FeedItem.State state = selectedItem.getState();
if (!isPlaying) {
mi.setItemVisibility(R.id.skip_episode_item, false);
}
if (!downloaded || isPlaying) {
mi.setItemVisibility(R.id.play_item, false);
mi.setItemVisibility(R.id.remove_item, false);
}
if (!notLoadedAndNotLoading) {
mi.setItemVisibility(R.id.download_item, false);
}
if (!(notLoadedAndNotLoading | downloading) | isPlaying) {
mi.setItemVisibility(R.id.stream_item, false);
}
if (!downloading) {
mi.setItemVisibility(R.id.cancel_download_item, false);
}
boolean isInQueue = queueAccess.contains(selectedItem.getId());
if (!isInQueue || isPlaying) {
mi.setItemVisibility(R.id.remove_from_queue_item, false);
}
if (!(!isInQueue && selectedItem.getMedia() != null)) {
mi.setItemVisibility(R.id.add_to_queue_item, false);
}
if (!showExtendedMenu || selectedItem.getLink() == null) {
mi.setItemVisibility(R.id.share_link_item, false);
}
if (!BuildConfig.DEBUG
|| !(state == FeedItem.State.IN_PROGRESS || state == FeedItem.State.READ)) {
mi.setItemVisibility(R.id.mark_unread_item, false);
}
if (!(state == FeedItem.State.NEW || state == FeedItem.State.IN_PROGRESS)) {
mi.setItemVisibility(R.id.mark_read_item, false);
}
if (!showExtendedMenu || selectedItem.getLink() == null) {
mi.setItemVisibility(R.id.visit_website_item, false);
}
if (selectedItem.getPaymentLink() == null || !selectedItem.getFlattrStatus().flattrable()) {
mi.setItemVisibility(R.id.support_item, false);
}
return true;
}
/**
* The same method as onPrepareMenu(MenuInterface, FeedItem, boolean, QueueAccess), but lets the
* caller also specify a list of menu items that should not be shown.
*
* @param excludeIds Menu item that should be excluded
* @return true if selectedItem is not null.
*/
public static boolean onPrepareMenu(MenuInterface mi,
FeedItem selectedItem, boolean showExtendedMenu, QueueAccess queueAccess, int... excludeIds) {
boolean rc = onPrepareMenu(mi, selectedItem, showExtendedMenu, queueAccess);
if (rc && excludeIds != null) {
for (int id : excludeIds) {
mi.setItemVisibility(id, false);
}
}
return rc;
}
public static boolean onMenuItemClicked(Context context, int menuItemId,
FeedItem selectedItem) throws DownloadRequestException {
DownloadRequester requester = DownloadRequester.getInstance();
switch (menuItemId) {
case R.id.skip_episode_item:
context.sendBroadcast(new Intent(
PlaybackService.ACTION_SKIP_CURRENT_EPISODE));
break;
case R.id.download_item:
DBTasks.downloadFeedItems(context, selectedItem);
break;
case R.id.play_item:
DBTasks.playMedia(context, selectedItem.getMedia(), true, true,
false);
break;
case R.id.remove_item:
DBWriter.deleteFeedMediaOfItem(context, selectedItem.getMedia().getId());
break;
case R.id.cancel_download_item:
requester.cancelDownload(context, selectedItem.getMedia());
break;
case R.id.mark_read_item:
DBWriter.markItemRead(context, selectedItem, true, true);
break;
case R.id.mark_unread_item:
DBWriter.markItemRead(context, selectedItem, false, true);
break;
case R.id.add_to_queue_item:
DBWriter.addQueueItem(context, selectedItem.getId());
break;
case R.id.remove_from_queue_item:
DBWriter.removeQueueItem(context, selectedItem.getId(), true);
break;
case R.id.stream_item:
DBTasks.playMedia(context, selectedItem.getMedia(), true, true,
true);
break;
case R.id.visit_website_item:
Uri uri = Uri.parse(selectedItem.getLink());
context.startActivity(new Intent(Intent.ACTION_VIEW, uri));
break;
case R.id.support_item:
DBTasks.flattrItemIfLoggedIn(context, selectedItem);
break;
case R.id.share_link_item:
ShareUtils.shareFeedItemLink(context, selectedItem);
break;
default:
return false;
}
// Refresh menu state
return true;
}
}
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