/*******************************************************************************
 * Copyright (c) 2010 Stefan A. Tzeggai.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     Stefan A. Tzeggai - initial API and implementation
 ******************************************************************************/
package org.geopublishing.geopublisher;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.table.DefaultTableModel;

import net.miginfocom.swing.MigLayout;

import org.geopublishing.atlasViewer.dp.layer.DpLayerVectorFeatureSource;
import org.geopublishing.atlasViewer.swing.AVDialogManager;
import org.geopublishing.geopublisher.gui.datapool.layer.AttribTranslationJTable;
import org.geopublishing.geopublisher.swing.GeopublisherGUI;

import de.schmitzm.geotools.data.amd.AttributeMetadataImpl;
import de.schmitzm.geotools.data.amd.AttributeMetadataMap;
import de.schmitzm.i18n.Translation;
import de.schmitzm.swing.CancelButton;
import de.schmitzm.swing.CancellableDialogAdapter;
import de.schmitzm.swing.Checkable;
import de.schmitzm.swing.JPanel;
import de.schmitzm.swing.OkButton;
import de.schmitzm.swing.SwingUtil;

/**
 * This dialog allows to edit title, description and visibility of the columns.
 */
public class EditAttributesJDialog extends CancellableDialogAdapter implements Checkable {

    private DpLayerVectorFeatureSource dplv;

    private AttributeMetadataMap backupAttributeMetadataMap;

    private AttribTranslationJTable attribTranslationJTable;

    public EditAttributesJDialog(Component owner,
	    DpLayerVectorFeatureSource dpLayerVectorFeatureSource) {
	super(SwingUtil.getParentWindow(owner), GeopublisherGUI.R("Attributes.Edit.Dialog.Title",
		dpLayerVectorFeatureSource.getTitle()));
	dplv = dpLayerVectorFeatureSource;

	backup();

	final JPanel cp = new JPanel(new BorderLayout());
	attribTranslationJTable = new AttribTranslationJTable(dplv);
	cp.add(new JScrollPane(attribTranslationJTable), BorderLayout.CENTER);

	JPanel buttons = new JPanel(new MigLayout());
	CancelButton cancelB = new CancelButton();
	cancelB.addActionListener(new ActionListener() {

	    @Override
	    public void actionPerformed(ActionEvent e) {
		cancelClose();
	    }
	});
	OkButton okB = new OkButton();
	okB.addActionListener(new ActionListener() {

	    @Override
	    public void actionPerformed(ActionEvent e) {
		okClose();
	    }
	});
	buttons.add(okB, "tag ok");
	buttons.add(cancelB, "tag cancel");
	cp.add(buttons, BorderLayout.SOUTH);

	cp.add(new JLabel(GeopublisherGUI.R("EditAttributesDialog.explanation.html")),
		BorderLayout.NORTH);

	setContentPane(cp);

	pack();

	SwingUtil.setRelativeFramePosition(this, owner, SwingUtil.BOUNDS_OUTER, SwingUtil.EAST);
    }

    private void backup() {
	backupAttributeMetadataMap = dplv.getAttributeMetaDataMap().copy();

    }

    @Override
    public void cancel() {
	backupAttributeMetadataMap.copyTo(dplv.getAttributeMetaDataMap());
    }

    @Override
    public boolean okClose() {
	if (checkValidInputs()) {
	    dispose();
	    // Closing all related attribute tables
	    AVDialogManager.dm_AttributeTable.disposeInstanceFor(dplv);
	    return true;
	}
	return false;
    }

    @Override
    public boolean checkValidInputs() {
	for (AttributeMetadataImpl amd : dplv.getAttributeMetaDataMap().values()) {

	    if (!Translation.checkValid(amd.getTitle())) {
		JOptionPane
			.showMessageDialog(this, SwingUtil
				.R("TranslationAskJDialog.ErrorMsg.InvalidCharacterInTranslation"));
		return false;
	    }

	    if (!Translation.checkValid(amd.getDesc())) {
		JOptionPane
			.showMessageDialog(this, SwingUtil
				.R("TranslationAskJDialog.ErrorMsg.InvalidCharacterInTranslation"));
		return false;
	    }
	}
	return true;
    }

    /**
     * May be called outside to
     */
    public void refreshTable() {
	((DefaultTableModel) attribTranslationJTable.getModel()).fireTableDataChanged();
    }

}