package org.gcube.portlets.user.td.columnwidget.client.batch;

import org.gcube.portlets.user.td.columnwidget.client.progress.ReplaceBatchColumnProgressDialog;
import org.gcube.portlets.user.td.columnwidget.client.resources.ResourceBundle;
import org.gcube.portlets.user.td.columnwidget.client.utils.UtilsGXT3;
import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
import org.gcube.portlets.user.td.gwtservice.shared.tr.batch.ReplaceBatchColumnSession;
import org.gcube.portlets.user.td.widgetcommonevent.client.event.SessionExpiredEvent;
import org.gcube.portlets.user.td.widgetcommonevent.client.type.SessionExpiredType;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;

import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.widget.core.client.Window;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;

/**
 * 
 * @author "Giancarlo Panichi" <a
 *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
 * 
 */
public class ReplaceBatchDialog extends Window {
	protected String WIDTH = "650px";
	protected String HEIGHT = "530px";
	protected TRId trId;
	protected String columnName = null;
	protected EventBus eventBus;

	public ReplaceBatchDialog(TRId trId, String columnName, EventBus eventBus) {
		this.trId = trId;
		this.columnName = columnName;
		this.eventBus = eventBus;
		initWindow();
		ReplaceBatchPanel batchRepalcePanel = new ReplaceBatchPanel(this, trId,
				columnName, eventBus);
		add(batchRepalcePanel);
	}

	protected void initWindow() {
		setWidth(WIDTH);
		setHeight(HEIGHT);
		setBodyBorder(false);
		setResizable(false);
		setHeadingText("Replace Batch");
		setClosable(true);
		setModal(true);
		forceLayoutOnResize = true;
		getHeader().setIcon(ResourceBundle.INSTANCE.replaceBatch());

	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected void initTools() {
		super.initTools();

		closeBtn.addSelectHandler(new SelectHandler() {

			public void onSelect(SelectEvent event) {
				close();
			}
		});

	}

	protected void close() {
		hide();

	}

	protected void startBatchReplace(
			ReplaceBatchColumnSession replaceBatchColumnSession) {
		TDGWTServiceAsync.INSTANCE.startReplaceBatchColumn(
				replaceBatchColumnSession, new AsyncCallback<Void>() {

					public void onFailure(Throwable caught) {
						if (caught instanceof TDGWTSessionExpiredException) {
							eventBus.fireEvent(new SessionExpiredEvent(
									SessionExpiredType.EXPIREDONSERVER));
						} else {
							Log.error("Start Replace Batch failed:"
									+ caught.getLocalizedMessage());
							UtilsGXT3.alert("Error on batch replace",
									"Error on batch replace");
						}
						close();

					}

					public void onSuccess(Void v) {
						Log.trace("Started batch replace ");
						callReplaceBatchColumnProgressDialog();

					}

				});

	}

	protected void callReplaceBatchColumnProgressDialog() {
		ReplaceBatchColumnProgressDialog dialog = new ReplaceBatchColumnProgressDialog(
				this, eventBus);
		dialog.show();

	}

}