CommandReferenceOverSeveral.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
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 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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package net.sourceforge.plantuml.sequencediagram.command;

import java.util.ArrayList;
import java.util.List;

import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.ParserPass;
import net.sourceforge.plantuml.command.SingleLineCommand2;
import net.sourceforge.plantuml.klimt.color.HColor;
import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.regex.RegexConcat;
import net.sourceforge.plantuml.regex.RegexLeaf;
import net.sourceforge.plantuml.regex.RegexOptional;
import net.sourceforge.plantuml.regex.RegexResult;
import net.sourceforge.plantuml.sequencediagram.Participant;
import net.sourceforge.plantuml.sequencediagram.Reference;
import net.sourceforge.plantuml.sequencediagram.SequenceDiagram;
import net.sourceforge.plantuml.url.Url;
import net.sourceforge.plantuml.url.UrlBuilder;
import net.sourceforge.plantuml.url.UrlMode;
import net.sourceforge.plantuml.utils.LineLocation;

public class CommandReferenceOverSeveral extends SingleLineCommand2<SequenceDiagram> {

	public CommandReferenceOverSeveral() {
		super(getConcat());
	}

	private static RegexConcat getConcat() {
		return RegexConcat.build(CommandReferenceOverSeveral.class.getName(), //
				RegexLeaf.start(), //
				new RegexLeaf("ref"), //
				new RegexLeaf(1, "REF", "(#\\w+)?"), //
				RegexLeaf.spaceOneOrMore(), //
				new RegexLeaf("over"), //
				RegexLeaf.spaceOneOrMore(), //
				new RegexLeaf(4, "PARTS", "(([%pLN_.@]+|[%g][^%g]+[%g])([%s]*,[%s]*([%pLN_.@]+|[%g][^%g]+[%g]))*)"), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexOptional(new RegexLeaf(1, "URL", "(\\[\\[.*?\\]\\])")), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf(":"), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf(1, "TEXT", "(.*)"), RegexLeaf.end());
	}

	@Override
	protected CommandExecutionResult executeArg(SequenceDiagram diagram, LineLocation location, RegexResult arg, ParserPass currentPass)
			throws NoSuchColorException {
		final String s1 = arg.get("REF", 0);
		final HColor backColorElement = s1 == null ? null : diagram.getSkinParam().getIHtmlColorSet().getColor(s1);
		// final HtmlColor backColorGeneral =
		// HtmlColorSetSimple.instance().getColorIfValid(arg.get("REF").get(1));

		final List<String> participants = StringUtils.splitComma(arg.get("PARTS", 0));
		final String url = arg.get("URL", 0);
		final String text = StringUtils.trin(arg.get("TEXT", 0));

		final List<Participant> p = new ArrayList<>();
		for (String s : participants)
			p.add(diagram.getOrCreateParticipant(location, StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(s)));

		final Display strings = Display.getWithNewlines(diagram.getPragma(), text);

		final UrlBuilder b = new UrlBuilder(diagram.getSkinParam().getValue("topurl"), UrlMode.STRICT);
		Url u = null;
		if (url != null)
			u = b.getUrl(url);

		final HColor backColorGeneral = null;
		final Reference ref = new Reference(p, u, strings, backColorGeneral, backColorElement,
				diagram.getSkinParam().getCurrentStyleBuilder());
		diagram.addReference(ref);
		return CommandExecutionResult.ok();
	}

}