/*
* Copyright 2014 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.guided.dtree.client.editor;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.enterprise.event.Event;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import org.drools.workbench.models.guided.dtree.shared.model.GuidedDecisionTree;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.ActionInsertNode;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.ActionRetractNode;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.ActionUpdateNode;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.ConstraintNode;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.Node;
import org.drools.workbench.models.guided.dtree.shared.model.nodes.TypeNode;
import org.drools.workbench.screens.guided.dtree.client.type.GuidedDTreeResourceType;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.EditActionInsertPopup;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.EditActionRetractPopup;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.EditActionUpdatePopup;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.EditConstraintPopup;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.EditTypePopup;
import org.drools.workbench.screens.guided.dtree.client.widget.popups.ParserMessagesPopup;
import org.drools.workbench.screens.guided.dtree.model.GuidedDecisionTreeEditorContent;
import org.drools.workbench.screens.guided.dtree.service.GuidedDecisionTreeEditorService;
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.services.datamodel.model.PackageDataModelOracleBaselinePayload;
import org.kie.workbench.common.widgets.client.datamodel.AsyncPackageDataModelOracle;
import org.kie.workbench.common.widgets.client.datamodel.AsyncPackageDataModelOracleFactory;
import org.kie.workbench.common.widgets.client.datamodel.ImportAddedEvent;
import org.kie.workbench.common.widgets.client.datamodel.ImportRemovedEvent;
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.configresource.client.widget.bound.ImportsWidgetPresenter;
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.ParameterizedCommand;
import org.uberfire.mvp.PlaceRequest;
import org.uberfire.workbench.events.NotificationEvent;
import org.uberfire.workbench.model.menu.Menus;
/**
* Guided Decision Tree Editor Presenter
*/
@WorkbenchEditor(identifier = "GuidedDecisionTreeEditorPresenter", supportedTypes = { GuidedDTreeResourceType.class }, priority = 101)
public class GuidedDecisionTreeEditorPresenter
extends KieEditor {
@Inject
private ImportsWidgetPresenter importsWidget;
@Inject
private Caller<GuidedDecisionTreeEditorService> service;
@Inject
private Event<NotificationEvent> notification;
@Inject
private ValidationPopup validationPopup;
@Inject
private GuidedDTreeResourceType type;
@Inject
private AsyncPackageDataModelOracleFactory oracleFactory;
private GuidedDecisionTree model;
private AsyncPackageDataModelOracle oracle;
private GuidedDecisionTreeEditorContent content;
private GuidedDecisionTreeEditorView view;
public GuidedDecisionTreeEditorPresenter() {
}
@Inject
public GuidedDecisionTreeEditorPresenter( final GuidedDecisionTreeEditorView baseView ) {
super( baseView );
view = baseView;
}
@PostConstruct
public void init() {
//KieEditorView (the base view of all KieEditors and extended here) does not implement UberView.
//We therefore need to manually set-up the Presenter for our widgets nested in KieEditorView
view.init( this );
}
@OnStartup
public void onStartup( final ObservablePath path,
final PlaceRequest place ) {
super.init( path,
place,
type );
}
protected void loadContent() {
view.showLoading();
service.call( getModelSuccessCallback(),
getNoSuchFileExceptionErrorCallback() ).loadContent( versionRecordManager.getCurrentPath() );
}
private RemoteCallback<GuidedDecisionTreeEditorContent> getModelSuccessCallback() {
return new RemoteCallback<GuidedDecisionTreeEditorContent>() {
@Override
public void callback( final GuidedDecisionTreeEditorContent content ) {
//Path is set to null when the Editor is closed (which can happen before async calls complete).
if ( versionRecordManager.getCurrentPath() == null ) {
return;
}
GuidedDecisionTreeEditorPresenter.this.content = content;
model = content.getModel();
metadata = content.getOverview().getMetadata();
final PackageDataModelOracleBaselinePayload dataModel = content.getDataModel();
oracle = oracleFactory.makeAsyncPackageDataModelOracle( versionRecordManager.getCurrentPath(),
model,
dataModel );
resetEditorPages( content.getOverview() );
addSourcePage();
addImportsTab( importsWidget );
importsWidget.setContent( oracle,
model.getImports(),
isReadOnly );
view.setModel( model,
isReadOnly );
view.setDataModel( oracle,
isReadOnly );
view.hideBusyIndicator();
//If there were any parsing errors give the User the option to remove the broken DRL or ignore it
if ( !model.getParserErrors().isEmpty() ) {
final ParserMessagesPopup popup = new ParserMessagesPopup( model );
popup.show();
}
createOriginalHash(model);
}
};
}
@Override
public void onSourceTabSelected() {
service.call( new RemoteCallback<String>() {
@Override
public void callback( final String source ) {
updateSource( source );
}
} ).toSource( versionRecordManager.getCurrentPath(),
model );
}
protected Command onValidate() {
return new Command() {
@Override
public void execute() {
service.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(),
model );
}
};
}
@Override
protected void save(String commitMessage) {
service.call(getSaveSuccessCallback(model.hashCode()),
new HasBusyIndicatorDefaultErrorCallback(view)).save(versionRecordManager.getCurrentPath(),
model,
metadata,
commitMessage);
}
@WorkbenchPartView
public IsWidget getWidget() {
return super.getWidget();
}
@OnClose
public void onClose() {
this.versionRecordManager.clear();
}
@OnMayClose
public boolean mayClose() {
return super.mayClose(model);
}
@WorkbenchPartTitleDecoration
public IsWidget getTitle() {
return super.getTitle();
}
@WorkbenchPartTitle
public String getTitleText() {
return super.getTitleText();
}
@WorkbenchMenu
public Menus getMenus() {
return menus;
}
public void handleImportAddedEvent( @Observes ImportAddedEvent event ) {
if ( !event.getDataModelOracle().equals( this.oracle ) ) {
return;
}
view.setDataModel( oracle,
isReadOnly );
}
public void handleImportRemovedEvent( @Observes ImportRemovedEvent event ) {
if ( !event.getDataModelOracle().equals( this.oracle ) ) {
return;
}
view.setDataModel( oracle,
isReadOnly );
}
public void editModelNode( final Node node,
final Command callback ) {
if ( node instanceof TypeNode ) {
final EditTypePopup popup = new EditTypePopup( (TypeNode) node,
new com.google.gwt.user.client.Command() {
@Override
public void execute() {
callback.execute();
}
} );
popup.show();
} else if ( node instanceof ConstraintNode ) {
final EditConstraintPopup popup = new EditConstraintPopup( (ConstraintNode) node,
oracle,
new com.google.gwt.user.client.Command() {
@Override
public void execute() {
callback.execute();
}
} );
popup.show();
} else if ( node instanceof ActionInsertNode ) {
final EditActionInsertPopup popup = new EditActionInsertPopup( (ActionInsertNode) node,
oracle,
new com.google.gwt.user.client.Command() {
@Override
public void execute() {
callback.execute();
}
} );
popup.show();
} else if ( node instanceof ActionUpdateNode ) {
final EditActionUpdatePopup popup = new EditActionUpdatePopup( (ActionUpdateNode) node,
oracle,
new com.google.gwt.user.client.Command() {
@Override
public void execute() {
callback.execute();
}
} );
popup.show();
} else if ( node instanceof ActionRetractNode ) {
final EditActionRetractPopup popup = new EditActionRetractPopup( (ActionRetractNode) node,
new com.google.gwt.user.client.Command() {
@Override
public void execute() {
callback.execute();
}
} );
popup.show();
}
}
}