/*******************************************************************************
 * Copyright (C) 2010, Mathias Kinzler <mathias.kinzler@sap.com>
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/
package org.eclipse.egit.ui.internal.actions;

import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.UIPreferences;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.egit.ui.internal.fetch.FetchOperationUI;
import org.eclipse.egit.ui.internal.fetch.SimpleConfigureFetchDialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.transport.RemoteConfig;

/**
 * Action for "Simple fetch"
 */
public class SimpleFetchActionHandler extends RepositoryActionHandler {
	@Override
	public Object execute(ExecutionEvent event) throws ExecutionException {
		final Repository repository = getRepository(true, event);
		if (repository == null)
			return null;
		RemoteConfig config = SimpleConfigureFetchDialog
				.getConfiguredRemote(repository);
		if (config == null) {
			MessageDialog
					.openInformation(
							getShell(event),
							UIText.SimpleFetchActionHandler_NothingToFetchDialogTitle,
							UIText.SimpleFetchActionHandler_NothingToFetchDialogMessage);
			return null;
		}

		new FetchOperationUI(repository, config, Activator.getDefault().getPreferenceStore()
						.getInt(UIPreferences.REMOTE_CONNECTION_TIMEOUT), false).start();
		return null;
	}

	@Override
	public boolean isEnabled() {
		final Repository repository = getRepository();
		return repository != null
				&& SimpleConfigureFetchDialog
						.getConfiguredRemote(repository) != null;
	}
}