/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ext.java.client.action;
import com.google.common.base.Optional;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.google.web.bindery.event.shared.EventBus;
import org.eclipse.che.api.promises.client.Operation;
import org.eclipse.che.api.promises.client.OperationException;
import org.eclipse.che.api.promises.client.PromiseError;
import org.eclipse.che.commons.annotation.Nullable;
import org.eclipse.che.ide.CoreLocalizationConstant;
import org.eclipse.che.ide.api.action.ActionEvent;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.dialogs.DialogFactory;
import org.eclipse.che.ide.api.editor.EditorAgent;
import org.eclipse.che.ide.api.notification.NotificationManager;
import org.eclipse.che.ide.api.resources.Container;
import org.eclipse.che.ide.api.resources.Folder;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.ext.java.client.JavaLocalizationConstant;
import org.eclipse.che.ide.ext.java.client.JavaResources;
import org.eclipse.che.ide.ext.java.client.JavaUtils;
import org.eclipse.che.ide.newresource.AbstractNewResourceAction;
import org.eclipse.che.ide.api.dialogs.InputCallback;
import org.eclipse.che.ide.api.dialogs.InputDialog;
import org.eclipse.che.ide.api.dialogs.InputValidator;
import org.eclipse.che.ide.resources.reveal.RevealResourceEvent;
import javax.validation.constraints.NotNull;
import static com.google.common.base.Preconditions.checkState;
import static org.eclipse.che.ide.ext.java.client.resource.SourceFolderMarker.ID;
import static org.eclipse.che.ide.ext.java.client.util.JavaUtil.isJavaProject;
/**
* Action to create new Java package.
*
* @author Artem Zatsarynnyi
* @author Vlad Zhukovskyi
*/
@Singleton
public class NewPackageAction extends AbstractNewResourceAction {
private final InputValidator nameValidator = new NameValidator();
@Inject
public NewPackageAction(JavaResources javaResources,
JavaLocalizationConstant localizationConstant,
DialogFactory dialogFactory,
CoreLocalizationConstant coreLocalizationConstant,
EventBus eventBus,
AppContext appContext,
NotificationManager notificationManager,
Provider<EditorAgent> editorAgentProvider) {
super(localizationConstant.actionNewPackageTitle(),
localizationConstant.actionNewPackageDescription(),
javaResources.packageItem(), dialogFactory, coreLocalizationConstant, eventBus, appContext, notificationManager, editorAgentProvider);
}
@Override
public void updateInPerspective(@NotNull ActionEvent e) {
final Resource resource = appContext.getResource();
if (resource == null) {
e.getPresentation().setEnabledAndVisible(false);
return;
}
final Optional<Project> project = resource.getRelatedProject();
if (!project.isPresent()) {
e.getPresentation().setEnabledAndVisible(false);
return;
}
e.getPresentation().setEnabledAndVisible(isJavaProject(project.get()) && resource.getParentWithMarker(ID).isPresent());
}
@Override
public void actionPerformed(ActionEvent e) {
InputDialog inputDialog = dialogFactory.createInputDialog("New " + title, "Name:", new InputCallback() {
@Override
public void accepted(String value) {
onAccepted(value);
}
}, null).withValidator(nameValidator);
inputDialog.show();
}
private void onAccepted(String value) {
final Resource resource = appContext.getResource();
checkState(resource instanceof Container, "Parent should be a container");
((Container)resource).newFolder(value.replace('.', '/')).then(new Operation<Folder>() {
@Override
public void apply(Folder pkg) throws OperationException {
eventBus.fireEvent(new RevealResourceEvent(pkg));
}
}).catchError(new Operation<PromiseError>() {
@Override
public void apply(PromiseError error) throws OperationException {
dialogFactory.createMessageDialog(coreLocalizationConstant.invalidName(), error.getMessage(), null).show();
}
});
}
private class NameValidator implements InputValidator {
@Nullable
@Override
public Violation validate(String value) {
try {
JavaUtils.checkPackageName(value);
} catch (final IllegalStateException e) {
return new Violation() {
@Nullable
@Override
public String getMessage() {
String errorMessage = e.getMessage();
if (errorMessage == null || errorMessage.isEmpty()) {
return coreLocalizationConstant.invalidName();
}
return errorMessage;
}
@Nullable
@Override
public String getCorrectedValue() {
return null;
}
};
}
return null;
}
}
}