package org.sylfra.idea.plugins.revu.actions.reviewing;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.DataKeys;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.AbstractVcs;
import com.intellij.openapi.vcs.FilePath;
import com.intellij.openapi.vcs.actions.DiffActionExecutor;
import com.intellij.openapi.vcs.actions.VcsContextFactory;
import com.intellij.openapi.vcs.diff.ItemLatestState;
import com.intellij.openapi.vcs.history.VcsRevisionNumber;
import com.intellij.openapi.vcs.impl.VcsBackgroundableActions;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.vcsUtil.VcsUtil;
import org.sylfra.idea.plugins.revu.RevuBundle;
import org.sylfra.idea.plugins.revu.business.FileScopeManager;
import org.sylfra.idea.plugins.revu.model.Review;
import org.sylfra.idea.plugins.revu.utils.RevuUtils;
import org.sylfra.idea.plugins.revu.utils.RevuVcsUtils;
/**
* @author <a href="mailto:syllant@gmail.com">Sylvain FRANCOIS</a>
* @version $Id: CompareWithAction.java 53 2010-04-30 19:58:04Z syllant $
*/
public class CompareWithAction extends AnAction
{
private FileScopeManager fileScopeManager;
public CompareWithAction()
{
fileScopeManager = ApplicationManager.getApplication().getComponent(FileScopeManager.class);
}
protected AbstractVcs getVcs(AnActionEvent e)
{
Project project = e.getData(DataKeys.PROJECT);
VirtualFile vFile = e.getData(DataKeys.VIRTUAL_FILE);
if ((project == null) || (vFile == null))
{
return null;
}
return VcsUtil.getVcsFor(project, vFile);
}
@Override
public void actionPerformed(AnActionEvent e)
{
AbstractVcs vcs = getVcs(e);
Project project = e.getData(DataKeys.PROJECT);
VirtualFile vFile = e.getData(DataKeys.VIRTUAL_FILE);
final FilePath filePath = VcsContextFactory.SERVICE.getInstance().createFilePathOn(vFile);
if ((filePath == null) || (!vcs.fileIsUnderVcs(filePath)))
{
return;
}
Review review = RevuUtils.getReviewingReview(project);
VcsRevisionNumber revision;
if (review.getFileScope().getVcsAfterRev() != null)
{
revision = vcs.parseRevisionNumber(review.getFileScope().getVcsAfterRev());
}
else
{
ItemLatestState itemLatestState = vcs.getDiffProvider().getLastRevision(vFile);
if (itemLatestState == null)
{
return;
}
revision = itemLatestState.getNumber();
}
DiffActionExecutor.showDiff(vcs.getDiffProvider(), revision, vFile, project,
VcsBackgroundableActions.COMPARE_WITH);
}
@Override
public void update(AnActionEvent e)
{
Project project = e.getData(DataKeys.PROJECT);
if (project == null)
{
return;
}
Review review = RevuUtils.getReviewingReview(project);
if (review == null)
{
e.getPresentation().setText(RevuBundle.message("reviewing.comparewith.template.text"));
e.getPresentation().setEnabled(false);
}
else
{
e.getPresentation().setText(RevuBundle.message("reviewing.comparewith.review.text", review.getName()));
VirtualFile vFile = e.getData(DataKeys.VIRTUAL_FILE);
e.getPresentation().setEnabled((vFile != null)
&& RevuVcsUtils.isUnderVcs(project, vFile)
&& fileScopeManager.belongsToScope(project, review, vFile));
}
}
}