package org.openslx.dozmod.gui.window;

import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Map;

import org.apache.log4j.Logger;
import org.openslx.bwlp.thrift.iface.LecturePermissions;
import org.openslx.dozmod.gui.helper.UiFeedback;
import org.openslx.dozmod.gui.window.layout.LecturePermissionWindowLayout;

/**
 * Window for modifying the custom permissions of an lecture.
 */
@SuppressWarnings("serial")
public class LecturePermissionWindow extends LecturePermissionWindowLayout implements UiFeedback {

	private static final Logger LOGGER = Logger.getLogger(LecturePermissionWindow.class);

	private boolean okUsed = false;

	/**
	 * Don't use this constructor, use static function
	 * LectureCustomPermissionWindow.open instead.
	 */
	protected LecturePermissionWindow(final Window modalParent,
			final Map<String, LecturePermissions> permissionMap, final LecturePermissions defaultPermissions,
			String ownerId) {
		super(modalParent);

		/**
		 * initialise the lecturePermissionManager
		 */
		ctlPermissionManager.initPanel(permissionMap, defaultPermissions, ownerId);

		chkCustomPermAdmin.setSelected(defaultPermissions.admin);
		chkCustomPermEdit.setSelected(defaultPermissions.edit);

		ActionListener updateDefaultPermissionListener = new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				ctlPermissionManager.updateDefaultPermissions(chkCustomPermAdmin.isSelected(),
						chkCustomPermEdit.isSelected());
			}
		};

		chkCustomPermAdmin.addActionListener(updateDefaultPermissionListener);
		chkCustomPermEdit.addActionListener(updateDefaultPermissionListener);

		/**
		 * ActionListeners for the buttons.
		 */
		btnOk.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				okUsed = true;
				dispose();
			}
		});
		btnClose.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent arg0) {
				dispose();
			}
		});
	}

	/**
	 * Set a created ImageCustomPermissionWindow visible and return resulting
	 * permissions
	 * 
	 * @return PermissionDefaultToCustomLink with default- and customPermissions
	 *         when using OK button, null otherwise
	 */
	private void run() {
		setVisible(true);
		if (okUsed)
			ctlPermissionManager.getPermissions();
	}

	/**
	 * Create new LecturePermissionWindow dialog
	 * 
	 * @param modalParent parentwindow of the popup window
	 * @param permissionMap the permissions of the lecture
	 * @param defaultPermissions default permissions of the lecture
	 * @param ownerId Id not to be shown in the list to add new users. Can be
	 *            null.
	 * @return PermissionDefaultToCustomLink with new permissions of null, if
	 *         abort button has been used
	 */

	public static void open(Window modalParent, Map<String, LecturePermissions> permissionMap,
			LecturePermissions defaultPermissions, String ownerId) {
		new LecturePermissionWindow(modalParent, permissionMap, defaultPermissions, ownerId).run();

	}

	@Override
	public boolean wantConfirmQuit() {
		// TODO only return true if user added something new in the list
		return false;
	}

	@Override
	public void escapePressed() {
		dispose();
	}
}