/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2023, Arnaud Roques
 *
 * Project Info:  http://plantuml.com
 * 
 * If you like this project or if you find it useful, you can support us at:
 * 
 * http://plantuml.com/patreon (only 1$ per month!)
 * http://plantuml.com/paypal
 * 
 * This file is part of PlantUML.
 *
 * PlantUML 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 3 of the License, or
 * (at your option) any later version.
 *
 * PlantUML 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 *
 * Original Author:  Arnaud Roques
 * 
 *
 */
package net.sourceforge.plantuml.timingdiagram.command;

import net.sourceforge.plantuml.LineLocation;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.SingleLineCommand2;
import net.sourceforge.plantuml.command.regex.IRegex;
import net.sourceforge.plantuml.command.regex.RegexConcat;
import net.sourceforge.plantuml.command.regex.RegexLeaf;
import net.sourceforge.plantuml.command.regex.RegexOptional;
import net.sourceforge.plantuml.command.regex.RegexResult;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.graphic.color.ColorParser;
import net.sourceforge.plantuml.graphic.color.ColorType;
import net.sourceforge.plantuml.graphic.color.Colors;
import net.sourceforge.plantuml.timingdiagram.TimeTick;
import net.sourceforge.plantuml.timingdiagram.TimingDiagram;
import net.sourceforge.plantuml.ugraphic.color.NoSuchColorException;

public class CommandHighlight extends SingleLineCommand2<TimingDiagram> {

	public CommandHighlight() {
		super(getRegexConcat());
	}

	private static ColorParser color() {
		return ColorParser.simpleColor(ColorType.BACK);
	}

	private static IRegex getRegexConcat() {
		return RegexConcat.build(CommandHighlight.class.getName(), RegexLeaf.start(), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf("highlight"), //
				RegexLeaf.spaceOneOrMore(), //
				TimeTickBuilder.expressionAtWithoutArobase("FROM"), //
				RegexLeaf.spaceOneOrMore(), //
				new RegexLeaf("to"), //
				RegexLeaf.spaceOneOrMore(), //
				TimeTickBuilder.expressionAtWithoutArobase("TO"), //
				RegexLeaf.spaceZeroOrMore(), //
				color().getRegex(), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexOptional( //
						new RegexConcat( //
								new RegexLeaf(":"), //
								RegexLeaf.spaceZeroOrMore(), //
								new RegexLeaf("CAPTION", "(.*)") //
						)), //
				RegexLeaf.end());
	}

	@Override
	final protected CommandExecutionResult executeArg(TimingDiagram diagram, LineLocation location, RegexResult arg)
			throws NoSuchColorException {
		final TimeTick tickFrom = TimeTickBuilder.parseTimeTick("FROM", arg, diagram);
		final TimeTick tickTo = TimeTickBuilder.parseTimeTick("TO", arg, diagram);
		final Display display = Display.getWithNewlines(arg.get("CAPTION", 0));
		final Colors colors = color().getColor(diagram.getSkinParam().getThemeStyle(), arg,
				diagram.getSkinParam().getIHtmlColorSet());
		return diagram.highlight(tickFrom, tickTo, display, colors);
	}

}
