/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* 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.drools.workbench.screens.enums.client.editor;
import java.util.List;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import org.drools.workbench.screens.enums.client.type.EnumResourceType;
import org.drools.workbench.screens.enums.model.EnumModelContent;
import org.drools.workbench.screens.enums.service.EnumService;
import org.guvnor.common.services.shared.validation.model.ValidationMessage;
import org.jboss.errai.common.client.api.Caller;
import org.jboss.errai.common.client.api.RemoteCallback;
import org.kie.workbench.common.widgets.client.popups.validation.ValidationPopup;
import org.kie.workbench.common.widgets.client.resources.i18n.CommonConstants;
import org.kie.workbench.common.widgets.metadata.client.KieEditor;
import org.uberfire.backend.vfs.ObservablePath;
import org.uberfire.client.annotations.WorkbenchEditor;
import org.uberfire.client.annotations.WorkbenchMenu;
import org.uberfire.client.annotations.WorkbenchPartTitle;
import org.uberfire.client.annotations.WorkbenchPartTitleDecoration;
import org.uberfire.client.annotations.WorkbenchPartView;
import org.uberfire.ext.widgets.common.client.callbacks.HasBusyIndicatorDefaultErrorCallback;
import org.uberfire.lifecycle.OnClose;
import org.uberfire.lifecycle.OnMayClose;
import org.uberfire.lifecycle.OnStartup;
import org.uberfire.mvp.Command;
import org.uberfire.mvp.PlaceRequest;
import org.uberfire.workbench.events.NotificationEvent;
import org.uberfire.workbench.model.menu.Menus;
/**
* Enum Editor Presenter
*/
@Dependent
@WorkbenchEditor(identifier = "EnumEditor", supportedTypes = { EnumResourceType.class })
public class EnumEditorPresenter
extends KieEditor {
private EnumEditorView view;
private Caller<EnumService> enumService;
private EnumResourceType type;
private ValidationPopup validationPopup;
public EnumEditorPresenter() {
//Zero-parameter constructor for CDI proxies
}
@Inject
public EnumEditorPresenter( final EnumEditorView baseView,
final Caller<EnumService> enumService,
final EnumResourceType type,
final ValidationPopup validationPopup ) {
super( baseView );
this.view = baseView;
this.enumService = enumService;
this.type = type;
this.validationPopup = validationPopup;
}
@OnStartup
public void onStartup( final ObservablePath path,
final PlaceRequest place ) {
super.init( path,
place,
type );
}
protected void loadContent() {
view.showLoading();
enumService.call( getModelSuccessCallback(),
getNoSuchFileExceptionErrorCallback() ).loadContent( versionRecordManager.getCurrentPath() );
}
private RemoteCallback<EnumModelContent> getModelSuccessCallback() {
return new RemoteCallback<EnumModelContent>() {
@Override
public void callback( final EnumModelContent content ) {
//Path is set to null when the Editor is closed (which can happen before async calls complete).
if ( versionRecordManager.getCurrentPath() == null ) {
return;
}
resetEditorPages( content.getOverview() );
addSourcePage();
final List<EnumRow> enumDefinitions = EnumParser.fromString( content.getModel().getEnumDefinitions() );
view.setContent( enumDefinitions );
view.hideBusyIndicator();
createOriginalHash( enumDefinitions );
}
};
}
protected Command onValidate() {
return new Command() {
@Override
public void execute() {
enumService.call( new RemoteCallback<List<ValidationMessage>>() {
@Override
public void callback( final List<ValidationMessage> results ) {
if ( results == null || results.isEmpty() ) {
notification.fire( new NotificationEvent( CommonConstants.INSTANCE.ItemValidatedSuccessfully(),
NotificationEvent.NotificationType.SUCCESS ) );
} else {
validationPopup.showMessages( results );
}
}
} ).validate( versionRecordManager.getCurrentPath(),
EnumParser.toString( view.getContent() ) );
}
};
}
@Override
protected void save( final String commitMessage ) {
final List<EnumRow> content = view.getContent();
enumService.call( getSaveSuccessCallback( content.hashCode() ),
new HasBusyIndicatorDefaultErrorCallback( view ) ).save( versionRecordManager.getCurrentPath(),
EnumParser.toString( content ),
metadata,
commitMessage );
}
@Override
public void onSourceTabSelected() {
updateSource( EnumParser.toString( view.getContent() ) );
}
@OnClose
public void onClose() {
this.versionRecordManager.clear();
}
@OnMayClose
public boolean mayClose() {
return super.mayClose( view.getContent() );
}
@WorkbenchPartTitle
public String getTitleText() {
return super.getTitleText();
}
@WorkbenchPartTitleDecoration
public IsWidget getTitle() {
return super.getTitle();
}
@WorkbenchPartView
public IsWidget getWidget() {
return super.getWidget();
}
@WorkbenchMenu
public Menus getMenus() {
return menus;
}
}