/*******************************************************************************
* 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.refactoring.move;
import com.google.common.base.Optional;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.ide.api.action.AbstractPerspectiveAction;
import org.eclipse.che.ide.api.action.ActionEvent;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.filetypes.FileTypeRegistry;
import org.eclipse.che.ide.api.resources.Container;
import org.eclipse.che.ide.api.resources.File;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.api.resources.VirtualFile;
import org.eclipse.che.ide.ext.java.client.JavaLocalizationConstant;
import org.eclipse.che.ide.ext.java.client.refactoring.RefactorInfo;
import org.eclipse.che.ide.ext.java.client.refactoring.move.wizard.MovePresenter;
import org.eclipse.che.ide.ext.java.client.resource.SourceFolderMarker;
import org.eclipse.che.ide.ext.java.client.util.JavaUtil;
import static org.eclipse.che.ide.api.resources.Resource.FILE;
import static org.eclipse.che.ide.ext.java.client.refactoring.move.MoveType.REFACTOR_MENU;
import static org.eclipse.che.ide.ext.java.client.refactoring.move.RefactoredItemType.COMPILATION_UNIT;
import static org.eclipse.che.ide.ext.java.client.refactoring.move.RefactoredItemType.PACKAGE;
/**
* @author Dmitry Shnurenko
* @author Valeriy Svydenko
*/
@Singleton
public class MoveAction extends AbstractPerspectiveAction {
private final MovePresenter movePresenter;
private final AppContext appContext;
private final FileTypeRegistry fileTypeRegistry;
@Inject
public MoveAction(JavaLocalizationConstant locale,
MovePresenter movePresenter,
AppContext appContext,
FileTypeRegistry fileTypeRegistry) {
super(null, locale.moveActionName(), locale.moveActionDescription());
this.movePresenter = movePresenter;
this.appContext = appContext;
this.fileTypeRegistry = fileTypeRegistry;
}
/** {@inheritDoc} */
@Override
public void updateInPerspective(ActionEvent event) {
event.getPresentation().setVisible(true);
final Resource[] resources = appContext.getResources();
if (resources == null || resources.length != 1) {
event.getPresentation().setEnabled(false);
return;
}
final Resource resource = resources[0];
final Optional<Project> project = resource.getRelatedProject();
if (!project.isPresent()) {
event.getPresentation().setEnabled(false);
return;
}
final Optional<Resource> srcFolder = resource.getParentWithMarker(SourceFolderMarker.ID);
if (resource.getResourceType() == FILE) {
event.getPresentation().setEnabled(JavaUtil.isJavaProject(project.get()) && srcFolder.isPresent() && isJavaFile((File)resource));
} else if (resource instanceof Container) {
event.getPresentation().setEnabled(JavaUtil.isJavaProject(project.get()) && srcFolder.isPresent());
}
}
/** {@inheritDoc} */
@Override
public void actionPerformed(ActionEvent actionEvent) {
final Resource[] resources = appContext.getResources();
if (resources == null || resources.length > 1) {
return;
}
final Resource resource = resources[0];
final Optional<Project> project = resource.getRelatedProject();
if (!JavaUtil.isJavaProject(project.get())) {
return;
}
final Optional<Resource> srcFolder = resource.getParentWithMarker(SourceFolderMarker.ID);
if (!srcFolder.isPresent() || resource.getLocation().equals(srcFolder.get().getLocation())) {
return;
}
RefactoredItemType renamedItemType = null;
if (resource.getResourceType() == FILE && isJavaFile((File)resource)) {
renamedItemType = COMPILATION_UNIT;
} else if (resource instanceof Container) {
renamedItemType = PACKAGE;
}
if (renamedItemType == null) {
return;
}
movePresenter.show(RefactorInfo.of(REFACTOR_MENU, renamedItemType, resources));
}
protected boolean isJavaFile(VirtualFile file) {
final String ext = fileTypeRegistry.getFileTypeByFile(file).getExtension();
return "java".equals(ext) || "class".equals(ext);
}
}