/*******************************************************************************
* 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.project.classpath;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import com.google.inject.Inject;
import com.google.inject.Singleton;
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.ide.api.app.AppContext;
import org.eclipse.che.ide.api.dialogs.CancelCallback;
import org.eclipse.che.ide.api.dialogs.ConfirmCallback;
import org.eclipse.che.ide.api.dialogs.DialogFactory;
import org.eclipse.che.ide.api.notification.NotificationManager;
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.command.ClasspathContainer;
import org.eclipse.che.ide.ext.java.client.project.classpath.valueproviders.pages.ClasspathPagePresenter;
import org.eclipse.che.ide.ext.java.shared.dto.classpath.ClasspathEntryDto;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import static org.eclipse.che.ide.api.notification.StatusNotification.DisplayMode.EMERGE_MODE;
import static org.eclipse.che.ide.api.notification.StatusNotification.Status.FAIL;
import static org.eclipse.che.ide.ext.java.client.util.JavaUtil.isJavaProject;
/**
* Presenter for managing classpath.
*
* @author Valeriy Svydenko
*/
@Singleton
public class ProjectClasspathPresenter implements ProjectClasspathView.ActionDelegate, ClasspathPagePresenter.DirtyStateListener {
private final ProjectClasspathView view;
private final Set<ClasspathPagePresenter> classpathPages;
private final AppContext appContext;
private final ClasspathContainer classpathContainer;
private final JavaLocalizationConstant locale;
private final DialogFactory dialogFactory;
private final NotificationManager notificationManager;
private final ClasspathResolver classpathResolver;
private Map<String, Set<ClasspathPagePresenter>> propertiesMap;
@Inject
protected ProjectClasspathPresenter(ProjectClasspathView view,
Set<ClasspathPagePresenter> classpathPages,
AppContext appContext,
ClasspathContainer classpathContainer,
JavaLocalizationConstant locale,
DialogFactory dialogFactory,
NotificationManager notificationManager,
ClasspathResolver classpathResolver) {
this.view = view;
this.classpathPages = classpathPages;
this.appContext = appContext;
this.classpathContainer = classpathContainer;
this.locale = locale;
this.dialogFactory = dialogFactory;
this.notificationManager = notificationManager;
this.classpathResolver = classpathResolver;
this.view.setDelegate(this);
for (ClasspathPagePresenter property : classpathPages) {
property.setUpdateDelegate(this);
}
}
@Override
public void onDoneClicked() {
for (ClasspathPagePresenter property : classpathPages) {
if (property.isDirty()) {
property.storeChanges();
}
property.clearData();
}
classpathResolver.updateClasspath().then(new Operation<Void>() {
@Override
public void apply(Void arg) throws OperationException {
view.hideWindow();
}
});
}
@Override
public void onCloseClicked() {
boolean haveUnsavedData = false;
for (ClasspathPagePresenter property : classpathPages) {
haveUnsavedData |= property.isDirty();
}
if (haveUnsavedData) {
dialogFactory.createConfirmDialog(locale.unsavedChangesTitle(),
locale.messagesPromptSaveChanges(),
locale.buttonContinue(),
locale.buttonSave(),
getConfirmCallback(),
getCancelCallback()).show();
} else {
clearData();
}
}
@Override
public void onEnterClicked() {
if (view.isDoneButtonInFocus()) {
onDoneClicked();
}
}
@Override
public void clearData() {
for (ClasspathPagePresenter property : classpathPages) {
property.clearData();
}
}
@Override
public void onConfigurationSelected(ClasspathPagePresenter pagePresenter) {
pagePresenter.go(view.getConfigurationsContainer());
}
/** Show dialog. */
public void show() {
final Resource[] resources = appContext.getResources();
Preconditions.checkState(resources != null && resources.length == 1);
final Optional<Project> project = resources[0].getRelatedProject();
Preconditions.checkState(isJavaProject(project.get()));
classpathContainer.getClasspathEntries(project.get().getLocation().toString()).then(new Operation<List<ClasspathEntryDto>>() {
@Override
public void apply(List<ClasspathEntryDto> arg) throws OperationException {
classpathResolver.resolveClasspathEntries(arg);
if (propertiesMap == null) {
propertiesMap = new HashMap<>();
for (ClasspathPagePresenter page : classpathPages) {
Set<ClasspathPagePresenter> pages = propertiesMap.get(page.getCategory());
if (pages == null) {
pages = new HashSet<>();
propertiesMap.put(page.getCategory(), pages);
}
pages.add(page);
}
view.setPages(propertiesMap);
}
view.show();
view.selectPage(propertiesMap.entrySet().iterator().next().getValue().iterator().next());
}
}).catchError(new Operation<PromiseError>() {
@Override
public void apply(PromiseError arg) throws OperationException {
notificationManager.notify("Problems with getting classpath", arg.getMessage(), FAIL, EMERGE_MODE);
}
});
}
@Override
public void onDirtyChanged() {
}
private ConfirmCallback getConfirmCallback() {
return new ConfirmCallback() {
@Override
public void accepted() {
for (ClasspathPagePresenter property : classpathPages) {
if (property.isDirty()) {
property.revertChanges();
}
}
}
};
}
private CancelCallback getCancelCallback() {
return new CancelCallback() {
@Override
public void cancelled() {
onDoneClicked();
}
};
}
}