/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onebusaway.webapp.gwt.where_library.view.constraints;
import org.onebusaway.users.client.model.UserBean;
import org.onebusaway.webapp.gwt.where_library.OBAConfig;
import org.onebusaway.webapp.gwt.where_library.UserContext;
import org.onebusaway.webapp.gwt.where_library.view.stops.TransitMapManager;
import com.google.gwt.event.logical.shared.CloseEvent;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.maps.client.MapWidget;
import com.google.gwt.maps.client.geom.LatLng;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.PopupPanel;
public class DefaultOperationHandler implements OperationHandler {
@Override
public void handleOperation(OperationContext context) {
TransitMapManager manager = context.getTransitMapManager();
manager.showStopsInCurrentView();
Panel panel = context.getPanel();
DefaultOperationWidget widget = new DefaultOperationWidget();
panel.add(widget);
final UserContext userContext = UserContext.getContext();
userContext.getCurrentUser(new UserHandler(context, widget));
}
private class UserHandler implements AsyncCallback<UserBean> {
private OperationContext _context;
private DefaultOperationWidget _widget;
public UserHandler(OperationContext context, DefaultOperationWidget widget) {
_context = context;
_widget = widget;
}
@Override
public void onSuccess(UserBean user) {
onSuccess(user, true);
}
public void onSuccess(UserBean user, boolean askForDefaultSearchLocation) {
OBAConfig config = OBAConfig.getConfig();
boolean noDefaultServiceAera = !config.hasDefaultServiceArea();
boolean noUserLocation = user == null || !user.hasDefaultLocation()
|| user.getDefaultLocationName() == null;
boolean ask = user != null && user.isRememberPreferencesEnabled()
&& askForDefaultSearchLocation;
if (noDefaultServiceAera && noUserLocation && ask) {
final SetInitialSearchLocationPopupPanel popup = new SetInitialSearchLocationPopupPanel();
popup.addCloseHandler(new CloseHandler<PopupPanel>() {
@Override
public void onClose(CloseEvent<PopupPanel> arg0) {
UserBean updatedUser = popup.getUser();
if (updatedUser != null)
onSuccess(updatedUser, false);
}
});
popup.show();
} else if (!noUserLocation) {
if (!_context.isLocationSet()) {
LatLng center = LatLng.newInstance(user.getDefaultLocationLat(),
user.getDefaultLocationLon());
MapWidget map = _context.getMap();
map.setCenter(center, 16);
}
_widget.addDefaultSearchLocationLink(user);
}
}
@Override
public void onFailure(Throwable err) {
}
}
}