/*
* Copyright 2012 JBoss Inc
*
* 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.rule.client.editor;
import java.util.List;
import javax.enterprise.context.Dependent;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import org.drools.workbench.models.datamodel.rule.RuleModel;
import org.drools.workbench.screens.guided.rule.client.editor.validator.GuidedRuleEditorValidator;
import org.drools.workbench.screens.guided.rule.client.resources.GuidedRuleEditorResources;
import org.drools.workbench.screens.guided.rule.client.type.GuidedRuleDRLResourceType;
import org.drools.workbench.screens.guided.rule.client.type.GuidedRuleDSLRResourceType;
import org.drools.workbench.screens.guided.rule.model.GuidedEditorContent;
import org.drools.workbench.screens.guided.rule.service.GuidedRuleEditorService;
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.uberfire.client.callbacks.DefaultErrorCallback;
import org.kie.uberfire.client.callbacks.HasBusyIndicatorDefaultErrorCallback;
import org.kie.uberfire.client.common.popups.errors.ErrorPopup;
import org.kie.workbench.common.services.datamodel.model.PackageDataModelOracleBaselinePayload;
import org.kie.workbench.common.services.shared.rulename.RuleNamesService;
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.file.CommandWithCommitMessage;
import org.kie.workbench.common.widgets.client.popups.file.SaveOperationService;
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.kie.workbench.common.widgets.viewsource.client.screen.ViewSourceView;
import org.uberfire.backend.vfs.ObservablePath;
import org.uberfire.backend.vfs.Path;
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.client.workbench.type.ClientResourceType;
import org.uberfire.lifecycle.IsDirty;
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;
@Dependent
@WorkbenchEditor(identifier = "GuidedRuleEditor", supportedTypes = { GuidedRuleDRLResourceType.class, GuidedRuleDSLRResourceType.class }, priority = 102)
public class GuidedRuleEditorPresenter
extends KieEditor {
@Inject
private ImportsWidgetPresenter importsWidget;
private GuidedRuleEditorView view;
@Inject
private ViewSourceView viewSource;
@Inject
private Caller<GuidedRuleEditorService> service;
@Inject
private Caller<RuleNamesService> ruleNamesService;
@Inject
private GuidedRuleDRLResourceType resourceTypeDRL;
@Inject
private GuidedRuleDSLRResourceType resourceTypeDSL;
@Inject
private AsyncPackageDataModelOracleFactory oracleFactory;
private boolean isDSLEnabled;
private RuleModel model;
private AsyncPackageDataModelOracle oracle;
@Inject
public GuidedRuleEditorPresenter( final GuidedRuleEditorView view ) {
super( view );
this.view = view;
}
@OnStartup
public void onStartup( final ObservablePath path,
final PlaceRequest place ) {
super.init( path,
place,
getResourceType( path ) );
this.isDSLEnabled = resourceTypeDSL.accept( path );
}
protected void loadContent() {
view.showLoading();
service.call( getModelSuccessCallback(),
getNoSuchFileExceptionErrorCallback() ).loadContent( versionRecordManager.getCurrentPath() );
}
@Override
protected void onSourceTabSelected() {
service.call( new RemoteCallback<String>() {
@Override
public void callback( String source ) {
updateSource( source );
}
} ).toSource( versionRecordManager.getCurrentPath(),
model );
}
private RemoteCallback<GuidedEditorContent> getModelSuccessCallback() {
return new RemoteCallback<GuidedEditorContent>() {
@Override
public void callback( final GuidedEditorContent content ) {
//Path is set to null when the Editor is closed (which can happen before async calls complete).
if ( versionRecordManager.getCurrentPath() == null ) {
return;
}
GuidedRuleEditorPresenter.this.model = content.getModel();
final PackageDataModelOracleBaselinePayload dataModel = content.getDataModel();
oracle = oracleFactory.makeAsyncPackageDataModelOracle( versionRecordManager.getPathToLatest(),
model,
dataModel );
resetEditorPages( content.getOverview() );
addSourcePage();
addImportsTab( importsWidget );
view.setContent( versionRecordManager.getCurrentPath(),
model,
oracle,
ruleNamesService,
isReadOnly,
isDSLEnabled );
importsWidget.setContent( oracle,
model.getImports(),
isReadOnly );
view.hideBusyIndicator();
}
};
}
public void handleImportAddedEvent( @Observes ImportAddedEvent event ) {
if ( !event.getDataModelOracle().equals( this.oracle ) ) {
return;
}
view.refresh();
}
public void handleImportRemovedEvent( @Observes ImportRemovedEvent event ) {
if ( !event.getDataModelOracle().equals( this.oracle ) ) {
return;
}
view.refresh();
}
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 );
}
}
}, new DefaultErrorCallback() ).validate( versionRecordManager.getCurrentPath(),
view.getContent() );
}
};
}
protected void save() {
GuidedRuleEditorValidator validator = new GuidedRuleEditorValidator( model,
GuidedRuleEditorResources.CONSTANTS );
if ( validator.isValid() ) {
new SaveOperationService().save( versionRecordManager.getPathToLatest(),
new CommandWithCommitMessage() {
@Override
public void execute( final String commitMessage ) {
view.showSaving();
service.call( getSaveSuccessCallback(),
new HasBusyIndicatorDefaultErrorCallback( view ) ).save( versionRecordManager.getCurrentPath(),
view.getContent(),
metadata,
commitMessage );
}
} );
concurrentUpdateSessionInfo = null;
} else {
ErrorPopup.showMessage( validator.getErrors().get( 0 ) );
}
}
@IsDirty
public boolean isDirty() {
return view.isDirty();
}
@OnClose
public void onClose() {
this.versionRecordManager.clear();
this.oracleFactory.destroy( oracle );
}
@OnMayClose
public boolean checkIfDirty() {
if ( isDirty() ) {
return view.confirmClose();
}
return true;
}
@WorkbenchPartTitle
public String getTitleText() {
return super.getTitleText();
}
@WorkbenchPartTitleDecoration
public IsWidget getTitle() {
return super.getTitle();
}
private ClientResourceType getResourceType( final Path path ) {
if ( resourceTypeDRL.accept( path ) ) {
return resourceTypeDRL;
} else {
return resourceTypeDRL;
}
}
@WorkbenchPartView
public IsWidget getWidget() {
return super.getWidget();
}
@WorkbenchMenu
public Menus getMenus() {
return menus;
}
}