package de.danoeh.antennapod.asynctask;

import java.util.Date;

import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.OpmlImportActivity;
import de.danoeh.antennapod.feed.Feed;
import de.danoeh.antennapod.opml.OpmlElement;
import de.danoeh.antennapod.storage.DownloadRequester;
import android.annotation.SuppressLint;
import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;

/** Queues items for download in the background. */
public class OpmlFeedQueuer extends AsyncTask<Void, Void, Void> {
	private Context context;
	private ProgressDialog progDialog;
	private int[] selection;
	
	
	
	public OpmlFeedQueuer(Context context, int[] selection) {
		super();
		this.context = context;
		this.selection = selection;
	}
	
	

	@Override
	protected void onPostExecute(Void result) {
		progDialog.dismiss();
	}



	@Override
	protected void onPreExecute() {
		progDialog = new ProgressDialog(context);
		progDialog.setMessage(context.getString(R.string.processing_label));
		progDialog.setCancelable(false);
		progDialog.setIndeterminate(true);
		progDialog.show();
	}



	@Override
	protected Void doInBackground(Void... params) {
		DownloadRequester requester = DownloadRequester.getInstance();
		for (int idx = 0; idx < selection.length; idx++) {
			OpmlElement element = OpmlImportActivity.getReadElements().get(selection[idx]);
			Feed feed = new Feed(element.getXmlUrl(), new Date());
			feed.setTitle(element.getText());
			requester.downloadFeed(context.getApplicationContext(), feed);
		}
		return null;
	}
	
	@SuppressLint("NewApi")
	public void executeAsync() {
		if (android.os.Build.VERSION.SDK_INT > android.os.Build.VERSION_CODES.GINGERBREAD_MR1) {
			executeOnExecutor(THREAD_POOL_EXECUTOR);
		} else {
			execute();
		}
	}

}