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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package git4idea.reset;
import com.intellij.dvcs.DvcsUtil;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.DialogWrapper;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.ui.components.JBLabel;
import com.intellij.ui.components.JBRadioButton;
import com.intellij.util.ui.GridBag;
import com.intellij.util.ui.RadioButtonEnumModel;
import com.intellij.util.ui.UIUtil;
import com.intellij.vcs.log.VcsFullCommitDetails;
import com.intellij.xml.util.XmlStringUtil;
import git4idea.repo.GitRepository;
import git4idea.repo.GitRepositoryManager;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.awt.*;
import java.util.Map;
import static com.intellij.dvcs.DvcsUtil.getShortRepositoryName;
public class GitNewResetDialog extends DialogWrapper {
private static final String DIALOG_ID = "git.new.reset.dialog";
@NotNull private final Project myProject;
@NotNull private final Map<GitRepository, VcsFullCommitDetails> myCommits;
@NotNull private final GitResetMode myDefaultMode;
@NotNull private final ButtonGroup myButtonGroup;
private RadioButtonEnumModel<GitResetMode> myEnumModel;
protected GitNewResetDialog(@NotNull Project project, @NotNull Map<GitRepository, VcsFullCommitDetails> commits,
@NotNull GitResetMode defaultMode) {
super(project);
myProject = project;
myCommits = commits;
myDefaultMode = defaultMode;
myButtonGroup = new ButtonGroup();
init();
setTitle("Git Reset");
setOKButtonText("Reset");
setOKButtonMnemonic('R');
setResizable(false);
}
@Nullable
@Override
protected JComponent createCenterPanel() {
JPanel panel = new JPanel(new GridBagLayout());
GridBag gb = new GridBag().
setDefaultAnchor(GridBagConstraints.LINE_START).
setDefaultInsets(0, UIUtil.DEFAULT_HGAP, UIUtil.LARGE_VGAP, 0);
String description = prepareDescription(myProject, myCommits);
panel.add(new JBLabel(XmlStringUtil.wrapInHtml(description)), gb.nextLine().next().coverLine());
String explanation = "This will reset the current branch head to the selected commit, <br/>" +
"and update the working tree and the index according to the selected mode:";
panel.add(new JBLabel(XmlStringUtil.wrapInHtml(explanation), UIUtil.ComponentStyle.SMALL), gb.nextLine().next().coverLine());
for (GitResetMode mode : GitResetMode.values()) {
JBRadioButton button = new JBRadioButton(mode.getName());
button.setMnemonic(mode.getName().charAt(0));
myButtonGroup.add(button);
panel.add(button, gb.nextLine().next());
panel.add(new JBLabel(XmlStringUtil.wrapInHtml(mode.getDescription()), UIUtil.ComponentStyle.SMALL), gb.next());
}
myEnumModel = RadioButtonEnumModel.bindEnum(GitResetMode.class, myButtonGroup);
myEnumModel.setSelected(myDefaultMode);
return panel;
}
@Nullable
@Override
protected String getHelpId() {
return DIALOG_ID;
}
@NotNull
private static String prepareDescription(@NotNull Project project, @NotNull Map<GitRepository, VcsFullCommitDetails> commits) {
if (commits.size() == 1 && !isMultiRepo(project)) {
Map.Entry<GitRepository, VcsFullCommitDetails> entry = commits.entrySet().iterator().next();
return String.format("%s -> %s", getSourceText(entry.getKey()), getTargetText(entry.getValue()));
}
StringBuilder desc = new StringBuilder("");
for (Map.Entry<GitRepository, VcsFullCommitDetails> entry : commits.entrySet()) {
GitRepository repository = entry.getKey();
VcsFullCommitDetails commit = entry.getValue();
desc.append(String.format("%s in %s -> %s<br/>", getSourceText(repository),
getShortRepositoryName(repository), getTargetText(commit)));
}
return desc.toString();
}
@NotNull
private static String getTargetText(@NotNull VcsFullCommitDetails commit) {
String commitMessage = StringUtil.escapeXml(StringUtil.shortenTextWithEllipsis(commit.getSubject(), 20, 0));
return String.format("<code><b>%s</b> \"%s\"</code> by <code>%s</code>",
commit.getId().toShortString(), commitMessage, commit.getAuthor().getName());
}
@NotNull
private static String getSourceText(@NotNull GitRepository repository) {
String currentRevision = repository.getCurrentRevision();
assert currentRevision != null;
String text = repository.getCurrentBranch() == null ?
"HEAD (" + DvcsUtil.getShortHash(currentRevision) + ")" :
repository.getCurrentBranch().getName();
return "<b>" + text + "</b>";
}
private static boolean isMultiRepo(@NotNull Project project) {
return ServiceManager.getService(project, GitRepositoryManager.class).moreThanOneRoot();
}
@NotNull
public GitResetMode getResetMode() {
return myEnumModel.getSelected();
}
}
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