/*
* 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.project.service.ProjectService;
import org.guvnor.common.services.shared.metadata.model.Metadata;
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.MultiPageEditor;
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.callbacks.CommandBuilder;
import org.kie.workbench.common.widgets.client.callbacks.CommandDrivenErrorCallback;
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.editor.GuvnorEditor;
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.widget.OverviewWidgetPresenter;
import org.kie.workbench.common.widgets.viewsource.client.screen.ViewSourceView;
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.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;
import org.uberfire.workbench.type.FileNameUtil;
@Dependent
@WorkbenchEditor(identifier = "GuidedRuleEditor", supportedTypes = {GuidedRuleDRLResourceType.class, GuidedRuleDSLRResourceType.class}, priority = 102)
public class GuidedRuleEditorPresenter
extends GuvnorEditor {
@Inject
private ImportsWidgetPresenter importsWidget;
private GuidedRuleEditorView view;
@Inject
private OverviewWidgetPresenter overview;
@Inject
private ViewSourceView viewSource;
@Inject
private MultiPageEditor multiPage;
@Inject
private Caller<GuidedRuleEditorService> service;
@Inject
private Caller<RuleNamesService> ruleNamesService;
@Inject
private GuidedRuleDRLResourceType resourceTypeDRL;
@Inject
private GuidedRuleDSLRResourceType resourceTypeDSL;
@Inject
private AsyncPackageDataModelOracleFactory oracleFactory;
@Inject
private Caller<ProjectService> projectService;
private boolean isDSLEnabled;
private RuleModel model;
private AsyncPackageDataModelOracle oracle;
private Metadata metadata;
@Inject
public GuidedRuleEditorPresenter(
GuidedRuleEditorView view) {
super(view);
this.view = view;
}
@OnStartup
public void onStartup(
final ObservablePath path,
final PlaceRequest place) {
super.init(path, place);
this.isDSLEnabled = resourceTypeDSL.accept(path);
}
protected void loadContent() {
view.showBusyIndicator(CommonConstants.INSTANCE.Loading());
service.call(getModelSuccessCallback(),
new CommandDrivenErrorCallback(view,
new CommandBuilder().addNoSuchFileException(view,
multiPage,
menus).build()
)).loadContent(versionRecordManager.getCurrentPath());
}
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;
}
multiPage.clear();
multiPage.addWidget(overview,
CommonConstants.INSTANCE.Overview());
overview.setContent(content.getOverview(), versionRecordManager.getCurrentPath());
multiPage.addWidget(view,
CommonConstants.INSTANCE.EditTabTitle());
multiPage.addWidget(importsWidget,
CommonConstants.INSTANCE.ConfigTabTitle());
GuidedRuleEditorPresenter.this.model = content.getModel();
GuidedRuleEditorPresenter.this.metadata = content.getOverview().getMetadata();
final PackageDataModelOracleBaselinePayload dataModel = content.getDataModel();
oracle = oracleFactory.makeAsyncPackageDataModelOracle(
versionRecordManager.getPathToLatest(),
model,
dataModel);
versionRecordManager.setVersions(content.getOverview().getMetadata().getVersion());
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.getCurrentPath(),
new CommandWithCommitMessage() {
@Override
public void execute(final String commitMessage) {
view.showBusyIndicator(CommonConstants.INSTANCE.Saving());
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 getTitle() {
return view.getTitle(
FileNameUtil.removeExtension(versionRecordManager.getCurrentPath(), getResourceType()));
}
private ClientResourceType getResourceType() {
if (resourceTypeDRL.accept(versionRecordManager.getCurrentPath())) {
return resourceTypeDRL;
} else {
return resourceTypeDRL;
}
}
@WorkbenchPartView
public IsWidget getWidget() {
return multiPage;
}
@WorkbenchMenu
public Menus getMenus() {
return menus;
}
}