org.bndtools.templating.jgit.ui.GitCloneURLDialog Maven / Gradle / Ivy

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package org.bndtools.templating.jgit.ui;

import java.net.URISyntaxException;

import org.bndtools.templating.jgit.GitCloneTemplateParams;
import org.eclipse.jface.fieldassist.ControlDecoration;
import org.eclipse.jface.fieldassist.FieldDecorationRegistry;
import org.eclipse.jgit.transport.URIish;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

import aQute.bnd.header.Attrs;
import aQute.libg.tuple.Pair;

public class GitCloneURLDialog extends AbstractNewEntryDialog {

	private final String	title;

	private String			cloneUri	= null;
	private String			name		= null;
	private String			branch		= null;
	private Text			txtRepository;
	private Text			txtBranch;

	private Text			txtName;

	public GitCloneURLDialog(Shell parentShell, String title) {
		super(parentShell);
		this.title = title;
		setShellStyle(getShellStyle() | SWT.RESIZE);
	}

	@Override
	protected Control createDialogArea(Composite parent) {
		setTitle(title);
		Composite area = (Composite) super.createDialogArea(parent);
		Composite container = new Composite(area, SWT.NONE);
		container.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

		container.setLayout(new GridLayout(2, false));

		Label lblRepo = new Label(container, SWT.NONE);
		lblRepo.setText("Clone URL:");

		txtRepository = new Text(container, SWT.BORDER);
		txtRepository.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
		if (cloneUri != null)
			txtRepository.setText(cloneUri.toString());

		Label lblName = new Label(container, SWT.NONE);
		lblName.setText("Name:");
		txtName = new Text(container, SWT.BORDER);
		txtName.setMessage("optional");
		txtName.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
		if (name != null)
			txtName.setText(name);

		new Label(container, SWT.NONE).setText("Branch:");
		txtBranch = new Text(container, SWT.BORDER);
		txtBranch.setMessage("default: " + GitCloneTemplateParams.DEFAULT_BRANCH);
		txtBranch.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
		if (branch != null)
			txtBranch.setText(branch);

		ControlDecoration branchDecor = new ControlDecoration(txtBranch, SWT.LEFT, container);
		branchDecor.setDescriptionText(
			"Specify the branch, tag or commit ID you would like to clone from the\nrepository. The default is 'origin/master'.");
		branchDecor.setImage(FieldDecorationRegistry.getDefault()
			.getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION)
			.getImage());
		branchDecor.setShowHover(true);

		ModifyListener modifyListener = ev -> {
			updateFromInput();
			updateButtons();
		};
		txtRepository.addModifyListener(modifyListener);
		txtName.addModifyListener(modifyListener);
		txtBranch.addModifyListener(modifyListener);

		return area;
	}

	@Override
	protected void createButtonsForButtonBar(Composite parent) {
		super.createButtonsForButtonBar(parent);

		Button ok = getButton(OK);
		ok.setText("Save");
		ok.setEnabled(cloneUri != null);
	}

	private void updateFromInput() {
		try {
			cloneUri = txtRepository.getText()
				.trim();
			name = txtName.getText()
				.trim();
			branch = txtBranch.getText()
				.trim();
			setErrorMessage(null);

			@SuppressWarnings("unused") // for validation
			URIish uriish = new URIish(cloneUri);
		} catch (URISyntaxException e) {
			setErrorMessage(e.getMessage());
		}
	}

	private void updateButtons() {
		getButton(OK).setEnabled(cloneUri != null);
	}

	@Override
	public void setEntry(Pair entry) {
		cloneUri = entry.getFirst();
		name = entry.getSecond()
			.get("name");
		branch = entry.getSecond()
			.get("branch");

		if (txtRepository != null && !txtRepository.isDisposed())
			txtRepository.setText(cloneUri);
		if (txtName != null && !txtName.isDisposed())
			txtName.setText(name);
		if (txtBranch != null && !txtBranch.isDisposed())
			txtBranch.setText(branch);
	}

	@Override
	public Pair getEntry() {
		Attrs attrs = new Attrs();
		if (name != null && !name.isEmpty())
			attrs.put("name", name);
		if (branch != null && !branch.isEmpty())
			attrs.put("branch", branch);
		return cloneUri != null ? new Pair<>(cloneUri.toString(), attrs) : null;
	}

}