/*******************************************************************************
 * Breakout Cave Survey Visualizer
 *
 * Copyright (C) 2014 James Edwards
 *
 * jedwards8 at fastmail dot fm
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
package org.andork.swing.table.old;

import java.awt.Color;
import java.util.regex.Pattern;

import javax.swing.JTable;
import javax.swing.event.DocumentEvent;
import javax.swing.text.JTextComponent;

import org.andork.swing.event.EasyDocumentListener;
import org.andork.swing.table.old.FilteringTableModel.Filter;
import org.andork.swing.table.old.FilteringTableModel.PatternFilter;

public class FilteringTableController {
	JTextComponent regexField;
	JTable table;

	public FilteringTableController(JTextComponent regexField, JTable table) {
		super();
		this.regexField = regexField;
		this.table = table;

		regexField.getDocument().addDocumentListener(new EasyDocumentListener() {
			@Override
			public void documentChanged(DocumentEvent e) {
				onRegexChanged();
			}
		});
	}

	protected Filter createFilter(Pattern p) {
		return new PatternFilter(p);
	}

	protected void onRegexChanged() {
		Pattern p = null;
		try {
			if (regexField.getText() != null && !"".equals(regexField.getText())) {
				p = Pattern.compile(regexField.getText());
			}
			regexField.setForeground(Color.BLACK);
		} catch (Exception ex) {
			regexField.setForeground(Color.RED);
			return;
		}

		if (table.getModel() instanceof FilteringTableModel) {
			FilteringTableModel model = (FilteringTableModel) table.getModel();
			model.setFilter(p == null ? null : createFilter(p));
		}
	}
}