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/******************************************************************************
* Copyright (C) 2012, 2013 GitHub Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*****************************************************************************/
package org.eclipse.egit.ui.internal.repository.tree.command;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.egit.core.op.StashDropOperation;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.JobFamilies;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.egit.ui.internal.commit.CommitEditorInput;
import org.eclipse.egit.ui.internal.repository.tree.StashedCommitNode;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorReference;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
/**
* Command to drop one or all stashed commits
*/
public class StashDropCommand extends
RepositoriesViewCommandHandler<StashedCommitNode> {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
final List<StashedCommitNode> nodes = getSelectedNodes(event);
if (nodes.isEmpty())
return null;
final Repository repo = nodes.get(0).getRepository();
if (repo == null)
return null;
// Confirm deletion of selected nodes
final AtomicBoolean confirmed = new AtomicBoolean();
final Shell shell = getActiveShell(event);
shell.getDisplay().syncExec(new Runnable() {
@Override
public void run() {
String message;
if (nodes.size() > 1)
message = MessageFormat.format(
UIText.StashDropCommand_confirmMultiple,
Integer.toString(nodes.size()));
else
message = MessageFormat.format(
UIText.StashDropCommand_confirmSingle,
Integer.toString(nodes.get(0).getIndex()));
confirmed.set(MessageDialog.openConfirm(shell,
UIText.StashDropCommand_confirmTitle, message));
}
});
if (!confirmed.get())
return null;
Job job = new Job(UIText.StashDropCommand_jobTitle) {
@Override
protected IStatus run(IProgressMonitor monitor) {
monitor.beginTask(UIText.StashDropCommand_jobTitle,
nodes.size());
// Sort by highest to lowest stash commit index.
// This avoids shifting problems that cause the indices of the
// selected nodes not match the indices in the repository
Collections.sort(nodes, new Comparator<StashedCommitNode>() {
@Override
public int compare(StashedCommitNode n1,
StashedCommitNode n2) {
return n1.getIndex() < n2.getIndex() ? 1 : -1;
}
});
for (StashedCommitNode node : nodes) {
final int index = node.getIndex();
if (index < 0)
return null;
final RevCommit commit = node.getObject();
if (commit == null)
return null;
final String stashName = node.getObject().getName();
final StashDropOperation op = new StashDropOperation(repo,
node.getIndex());
monitor.subTask(stashName);
try {
op.execute(monitor);
} catch (CoreException e) {
Activator.logError(MessageFormat.format(
UIText.StashDropCommand_dropFailed,
node.getObject().name()), e);
}
tryToCloseEditor(node);
monitor.worked(1);
}
monitor.done();
return Status.OK_STATUS;
}
private void tryToCloseEditor(final StashedCommitNode node) {
Display.getDefault().asyncExec(new Runnable() {
@Override
public void run() {
IWorkbenchPage activePage = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getActivePage();
IEditorReference[] editorReferences = activePage
.getEditorReferences();
for (IEditorReference editorReference : editorReferences) {
IEditorInput editorInput = null;
try {
editorInput = editorReference.getEditorInput();
} catch (PartInitException e) {
Activator.handleError(e.getMessage(), e, true);
}
if (editorInput instanceof CommitEditorInput) {
CommitEditorInput comEditorInput = (CommitEditorInput) editorInput;
if (comEditorInput.getCommit().getRevCommit()
.equals(node.getObject())) {
activePage.closeEditor(
editorReference.getEditor(false),
false);
}
}
}
}
});
}
@Override
public boolean belongsTo(Object family) {
if (JobFamilies.STASH.equals(family))
return true;
return super.belongsTo(family);
}
};
job.setUser(true);
job.setRule((new StashDropOperation(repo, nodes.get(0).getIndex()))
.getSchedulingRule());
job.schedule();
return null;
}
}
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