/*******************************************************************************
* 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.command;
import com.google.common.base.Optional;
import com.google.gwt.user.client.ui.AcceptsOneWidget;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.ext.java.client.command.mainclass.SelectNodePresenter;
import org.eclipse.che.ide.api.command.CommandPage;
import org.eclipse.che.ide.api.command.CommandImpl;
import org.eclipse.che.ide.resource.Path;
/**
* Page allows to customize command of {@link JavaCommandType}.
*
* @author Valeriy Svydenko
* @author Artem Zatsarynnyi
*/
@Singleton
public class JavaCommandPagePresenter implements JavaCommandPageView.ActionDelegate, CommandPage {
private final JavaCommandPageView view;
private final SelectNodePresenter selectNodePresenter;
private CommandImpl editedCommand;
private JavaCommandModel editedCommandModel;
// initial value of the 'Main class' parameter
private String mainClassInitial;
// initial value of the command line
private String commandLineInitial;
private DirtyStateListener listener;
private FieldStateActionDelegate delegate;
@Inject
public JavaCommandPagePresenter(JavaCommandPageView view,
SelectNodePresenter selectNodePresenter) {
this.view = view;
this.selectNodePresenter = selectNodePresenter;
view.setDelegate(this);
}
@Override
public void resetFrom(CommandImpl command) {
editedCommand = command;
editedCommandModel = JavaCommandModel.fromCommandLine(command.getCommandLine());
mainClassInitial = editedCommandModel.getMainClass();
commandLineInitial = editedCommandModel.getCommandLine();
}
@Override
public void go(AcceptsOneWidget container) {
container.setWidget(view);
view.setMainClass(editedCommandModel.getMainClass());
view.setCommandLine(editedCommandModel.getCommandLine());
delegate.updatePreviewURLState(false);
}
@Override
public void onSave() {
mainClassInitial = editedCommandModel.getMainClass();
commandLineInitial = editedCommandModel.getCommandLine();
}
@Override
public boolean isDirty() {
return !commandLineInitial.equals(editedCommandModel.getCommandLine()) ||
!mainClassInitial.equals(editedCommandModel.getMainClass());
}
@Override
public void setDirtyStateListener(DirtyStateListener listener) {
this.listener = listener;
}
@Override
public void setFieldStateActionDelegate(FieldStateActionDelegate delegate) {
this.delegate = delegate;
}
@Override
public void onAddMainClassBtnClicked() {
selectNodePresenter.show(this);
}
@Override
public void onCommandLineChanged() {
editedCommandModel.setCommandLine(view.getCommandLine());
editedCommand.setCommandLine(editedCommandModel.toCommandLine());
listener.onDirtyStateChanged();
}
public void setMainClass(Resource resource, String fqn) {
if (editedCommandModel.getMainClass().equals(resource.getLocation().toString())) {
return;
}
final Optional<Project> project = resource.getRelatedProject();
if (!project.isPresent()) {
return;
}
final Path relPath = resource.getLocation().removeFirstSegments(project.get().getLocation().segmentCount());
view.setMainClass(relPath.toString());
String commandLine = editedCommandModel.getCommandLine();
commandLine = commandLine.replace(editedCommandModel.getMainClass(), relPath.toString());
commandLine = commandLine.replace(' ' + editedCommandModel.getMainClassFQN(), ' ' + fqn);
editedCommandModel.setMainClass(view.getMainClass());
editedCommandModel.setCommandLine(commandLine);
editedCommand.setCommandLine(editedCommandModel.toCommandLine());
listener.onDirtyStateChanged();
}
public JavaCommandModel getEditedCommandModel() {
return editedCommandModel;
}
}