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package com.junichi11.netbeans.modules.github.issues.issue.ui;
import com.junichi11.netbeans.modules.github.issues.GitHubIssues;
import com.junichi11.netbeans.modules.github.issues.utils.StringUtils;
import java.awt.BorderLayout;
import java.awt.EventQueue;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.text.EditorKit;
import org.eclipse.egit.github.core.CommitFile;
import org.eclipse.egit.github.core.PullRequest;
import org.eclipse.egit.github.core.PullRequestMarker;
import org.netbeans.api.progress.BaseProgressUtils;
import org.openide.text.CloneableEditorSupport;
import org.openide.util.Exceptions;
import org.openide.windows.TopComponent;
/**
*
* @author junichi11
*/
final class FilesChangedPanel extends JPanel implements PropertyChangeListener {
public String diffUrl;
public String diff;
private String displayName;
private TopComponent diffTopComponent;
private static final String DIFF_MIME_TYPE = "text/x-diff"; // NOI18N
private static final Logger LOGGER = Logger.getLogger(FilesChangedPanel.class.getName());
private static final long serialVersionUID = 9077936142573482362L;
/**
* Creates new form FilesChangedPanel
*/
public FilesChangedPanel() {
initComponents();
init();
}
private void init() {
setMimeType();
}
private void setMimeType() {
EditorKit editorKit = CloneableEditorSupport.getEditorKit(DIFF_MIME_TYPE);
diffEditorPane.setEditorKit(editorKit);
diffEditorPane.getDocument().putProperty("mimeType", DIFF_MIME_TYPE); // NOI18N
}
public String getDisplayName() {
return displayName;
}
public String getShortDisplayName() {
if (displayName == null) {
return "Diff"; // NOI18N
}
int length = displayName.length();
if (length > 16) {
return displayName.substring(0, 16) + "..."; // NOI18N
}
return displayName;
}
public void setDisplayName(String displayName) {
this.displayName = displayName;
}
public void setDetails(PullRequest pullRequest) {
assert EventQueue.isDispatchThread();
if (pullRequest == null) {
return;
}
setAdditions(pullRequest.getAdditions());
setDeletions(pullRequest.getDeletions());
diffUrl = pullRequest.getDiffUrl();
}
public void addFile(CommitFile file, PullRequestMarker marker) {
assert EventQueue.isDispatchThread();
if (file == null) {
return;
}
FileChangedPanel fileChangedPanel = new FileChangedPanel(file, marker);
filesPanel.add(fileChangedPanel);
}
public void removeAllFiles() {
assert EventQueue.isDispatchThread();
filesPanel.removeAll();
}
private void setAdditions(int lines) {
additionsLabel.setText("+" + String.valueOf(lines)); // NOI18N
additionsLabel.setForeground(GitHubIssues.GREEN_COLOR);
}
private void setDeletions(int lines) {
deletionsLabel.setText("-" + String.valueOf(lines)); // NOI18N
deletionsLabel.setForeground(GitHubIssues.RED_COLOR);
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
diffPanel = new javax.swing.JPanel();
diffScrollPane = new javax.swing.JScrollPane();
diffEditorPane = new javax.swing.JEditorPane();
diffButton = new javax.swing.JButton();
deletionsLabel = new javax.swing.JLabel();
additionsLabel = new javax.swing.JLabel();
filesPanel = new javax.swing.JPanel();
diffEditorPane.setEditable(false);
diffEditorPane.setContentType("text/x-diff"); // NOI18N
diffScrollPane.setViewportView(diffEditorPane);
javax.swing.GroupLayout diffPanelLayout = new javax.swing.GroupLayout(diffPanel);
diffPanel.setLayout(diffPanelLayout);
diffPanelLayout.setHorizontalGroup(
diffPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(diffScrollPane, javax.swing.GroupLayout.DEFAULT_SIZE, 550, Short.MAX_VALUE)
);
diffPanelLayout.setVerticalGroup(
diffPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(diffScrollPane, javax.swing.GroupLayout.DEFAULT_SIZE, 345, Short.MAX_VALUE)
);
org.openide.awt.Mnemonics.setLocalizedText(diffButton, org.openide.util.NbBundle.getMessage(FilesChangedPanel.class, "FilesChangedPanel.diffButton.text")); // NOI18N
diffButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
diffButtonActionPerformed(evt);
}
});
org.openide.awt.Mnemonics.setLocalizedText(deletionsLabel, org.openide.util.NbBundle.getMessage(FilesChangedPanel.class, "FilesChangedPanel.deletionsLabel.text")); // NOI18N
org.openide.awt.Mnemonics.setLocalizedText(additionsLabel, org.openide.util.NbBundle.getMessage(FilesChangedPanel.class, "FilesChangedPanel.additionsLabel.text")); // NOI18N
filesPanel.setLayout(new javax.swing.BoxLayout(filesPanel, javax.swing.BoxLayout.Y_AXIS));
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(filesPanel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(layout.createSequentialGroup()
.addComponent(diffButton)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 108, Short.MAX_VALUE)
.addComponent(additionsLabel)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(deletionsLabel)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(diffButton)
.addComponent(deletionsLabel)
.addComponent(additionsLabel))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(filesPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
}// </editor-fold>//GEN-END:initComponents
private void diffButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_diffButtonActionPerformed
AtomicBoolean cancel = new AtomicBoolean();
if (diffTopComponent != null) {
diffTopComponent.requestActive();
return;
}
TopComponent.Registry registry = TopComponent.getRegistry();
registry.addPropertyChangeListener(this);
Runnable task = new Runnable() {
@Override
public void run() {
final String diffText = fetchDiff();
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
diffEditorPane.setText(diffText);
diffTopComponent = new DiffTopComponent();
diffTopComponent.setDisplayName(getShortDisplayName());
diffTopComponent.setToolTipText(getDisplayName());
diffTopComponent.setLayout(new BorderLayout());
diffTopComponent.add(diffPanel, BorderLayout.CENTER);
diffTopComponent.open();
diffTopComponent.requestActive();
}
});
}
};
BaseProgressUtils.runOffEventDispatchThread(task, "Fetching diff...", cancel, false);
}//GEN-LAST:event_diffButtonActionPerformed
private String fetchDiff() {
if (diff != null) {
return diff;
}
if (StringUtils.isEmpty(diffUrl)) {
return ""; // NOI18N
}
StringBuilder sb = new StringBuilder();
try {
URL url = new URL(diffUrl);
try (InputStream inputStream = new BufferedInputStream(url.openStream());
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8));) {
String line;
while ((line = reader.readLine()) != null) {
sb.append(line).append("\n"); // NOI18N
}
}
} catch (MalformedURLException ex) {
Exceptions.printStackTrace(ex);
} catch (IOException ex) {
LOGGER.log(Level.WARNING, null, ex);
}
diff = sb.toString();
return diff;
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JLabel additionsLabel;
private javax.swing.JLabel deletionsLabel;
private javax.swing.JButton diffButton;
private javax.swing.JEditorPane diffEditorPane;
private javax.swing.JPanel diffPanel;
private javax.swing.JScrollPane diffScrollPane;
private javax.swing.JPanel filesPanel;
// End of variables declaration//GEN-END:variables
@Override
public void propertyChange(PropertyChangeEvent evt) {
if (diffTopComponent == null) {
return;
}
if (evt.getPropertyName().equals(TopComponent.Registry.PROP_TC_CLOSED)) {
if (evt.getNewValue() == diffTopComponent) {
TopComponent.Registry registry = TopComponent.getRegistry();
registry.removePropertyChangeListener(this);
diffTopComponent.removeAll();
diffTopComponent = null;
}
}
}
}