plantuml/src/net/sourceforge/plantuml/command/note/CommandFactoryTipOnEntity.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2023, Arnaud Roques
 *
 * Project Info:  http://plantuml.com
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 * PlantUML distributed in the hope that it will be useful, but
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 * 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,
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 * Original Author:  Arnaud Roques
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 */
package net.sourceforge.plantuml.command.note;

import net.sourceforge.plantuml.ColorParam;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.Url;
import net.sourceforge.plantuml.UrlBuilder;
import net.sourceforge.plantuml.UrlMode;
import net.sourceforge.plantuml.baraye.EntityImp;
import net.sourceforge.plantuml.baraye.Quark;
import net.sourceforge.plantuml.classdiagram.AbstractEntityDiagram;
import net.sourceforge.plantuml.command.Command;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.CommandMultilines2;
import net.sourceforge.plantuml.command.MultilinesStrategy;
import net.sourceforge.plantuml.command.Position;
import net.sourceforge.plantuml.command.Trim;
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.RegexResult;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.cucadiagram.LeafType;
import net.sourceforge.plantuml.cucadiagram.Link;
import net.sourceforge.plantuml.cucadiagram.LinkArg;
import net.sourceforge.plantuml.cucadiagram.LinkDecor;
import net.sourceforge.plantuml.cucadiagram.LinkType;
import net.sourceforge.plantuml.cucadiagram.Stereotag;
import net.sourceforge.plantuml.cucadiagram.Stereotype;
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.ugraphic.color.NoSuchColorException;
import net.sourceforge.plantuml.utils.BlocLines;

public final class CommandFactoryTipOnEntity implements SingleMultiFactoryCommand<AbstractEntityDiagram> {

	private final IRegex partialPattern;
	private final String key;

	public CommandFactoryTipOnEntity(String key, IRegex partialPattern) {
		this.partialPattern = partialPattern;
		this.key = key;
	}

	private RegexConcat getRegexConcatMultiLine(IRegex partialPattern, final boolean withBracket) {
		if (withBracket) {
			return RegexConcat.build(CommandFactoryTipOnEntity.class.getName() + key + withBracket, RegexLeaf.start(), //
					new RegexLeaf("note"), //
					RegexLeaf.spaceOneOrMore(), //
					new RegexLeaf("POSITION", "(right|left)"), //
					RegexLeaf.spaceOneOrMore(), //
					new RegexLeaf("of"), //
					RegexLeaf.spaceOneOrMore(), //
					partialPattern, //
					RegexLeaf.spaceZeroOrMore(), //
					new RegexLeaf("TAGS1", Stereotag.pattern() + "?"), //
					RegexLeaf.spaceZeroOrMore(), //
					new RegexLeaf("STEREO", "(\\<\\<.*\\>\\>)?"), //
					RegexLeaf.spaceZeroOrMore(), //
					new RegexLeaf("TAGS2", Stereotag.pattern() + "?"), //
					RegexLeaf.spaceZeroOrMore(), //
					ColorParser.exp1(), //
					RegexLeaf.spaceZeroOrMore(), //
					UrlBuilder.OPTIONAL, //
					RegexLeaf.spaceZeroOrMore(), //
					new RegexLeaf("\\{"), //
					RegexLeaf.end() //
			);
		}
		return RegexConcat.build(CommandFactoryTipOnEntity.class.getName() + key + withBracket, RegexLeaf.start(), //
				new RegexLeaf("note"), //
				RegexLeaf.spaceOneOrMore(), //
				new RegexLeaf("POSITION", "(right|left)"), //
				RegexLeaf.spaceOneOrMore(), //
				new RegexLeaf("of"), //
				RegexLeaf.spaceOneOrMore(), //
				partialPattern, //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf("TAGS1", Stereotag.pattern() + "?"), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf("STEREO", "(\\<\\<.*\\>\\>)?"), //
				RegexLeaf.spaceZeroOrMore(), //
				new RegexLeaf("TAGS2", Stereotag.pattern() + "?"), //
				RegexLeaf.spaceZeroOrMore(), //
				ColorParser.exp1(), //
				RegexLeaf.spaceZeroOrMore(), //
				UrlBuilder.OPTIONAL, //
				RegexLeaf.end() //
		);
	}

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

	public Command<AbstractEntityDiagram> createSingleLine() {
		throw new UnsupportedOperationException();
	}

	public Command<AbstractEntityDiagram> createMultiLine(final boolean withBracket) {
		return new CommandMultilines2<AbstractEntityDiagram>(getRegexConcatMultiLine(partialPattern, withBracket),
				MultilinesStrategy.KEEP_STARTING_QUOTE, Trim.BOTH) {

			@Override
			public String getPatternEnd() {
				if (withBracket) {
					return "^(\\})$";
				}
				return "^[%s]*(end[%s]?note)$";
			}

			protected CommandExecutionResult executeNow(final AbstractEntityDiagram system, BlocLines lines)
					throws NoSuchColorException {
				// StringUtils.trim(lines, false);
				final RegexResult line0 = getStartingPattern().matcher(lines.getFirst().getTrimmed().getString());
				lines = lines.subExtract(1, 1);
				lines = lines.removeEmptyColumns();

				Url url = null;
				if (line0.get("URL", 0) != null) {
					final UrlBuilder urlBuilder = new UrlBuilder(system.getSkinParam().getValue("topurl"),
							UrlMode.STRICT);
					url = urlBuilder.getUrl(line0.get("URL", 0));
				}

				return executeInternal(line0, system, url, lines);
			}
		};
	}

	private CommandExecutionResult executeInternal(RegexResult line0, AbstractEntityDiagram diagram, Url url,
			BlocLines lines) throws NoSuchColorException {

		final String pos = line0.get("POSITION", 0);

		final String idShort = line0.get("ENTITY", 0);
		final String member = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(line0.get("ENTITY", 1));
		
		final Quark quark = diagram.quarkInContext(idShort, false);
		final EntityImp cl1 = (EntityImp) quark.getData();
		if (cl1 == null) 
			return CommandExecutionResult.error("Nothing to note to");
		
		
//		final Quark identShort = diagram.buildFromName(StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(idShort));
//		final Quark codeShort = diagram.buildFromFullPath(idShort);
//		if (codeShort == null) {
//			assert false;
//			return CommandExecutionResult.error("Nothing to note to");
//		}
//		final IEntity cl1 = diagram.getOrCreateLeaf(identShort, codeShort, null, null);
		final Position position = Position.valueOf(StringUtils.goUpperCase(pos))
				.withRankdir(diagram.getSkinParam().getRankdir());

		final String tmp = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(idShort + "$$$" + position.name());
		final Quark identTip = diagram.quarkInContext(tmp, false);
		EntityImp tips = (EntityImp) identTip.getData();
		// final Quark identTip = diagram.buildFromName(tmp);
		//IEntity tips = diagram.getLeafFromName(idShort + "$$$" + position.name());
		if (tips == null) {
			tips = diagram.reallyCreateLeaf(identTip, Display.getWithNewlines(""), LeafType.TIPS, null);
			final LinkType type = new LinkType(LinkDecor.NONE, LinkDecor.NONE).getInvisible();
			final Link link;
			if (position == Position.RIGHT)
				link = new Link(diagram.getEntityFactory(), diagram.getSkinParam().getCurrentStyleBuilder(), cl1,
						(EntityImp) tips, type, LinkArg.noDisplay(1));
			else
				link = new Link(diagram.getEntityFactory(), diagram.getSkinParam().getCurrentStyleBuilder(),
						(EntityImp) tips, cl1, type, LinkArg.noDisplay(1));

			diagram.addLink(link);
		}
		tips.putTip(member, lines.toDisplay());

		Colors colors = color().getColor(line0, diagram.getSkinParam().getIHtmlColorSet());

		final String stereotypeString = line0.get("STEREO", 0);
		Stereotype stereotype = null;
		if (stereotypeString != null) {
			stereotype = Stereotype.build(stereotypeString);
			colors = colors.applyStereotypeForNote(stereotype, diagram.getSkinParam(), ColorParam.noteBackground,
					ColorParam.noteBorder);
		}
		if (stereotypeString != null)
			tips.setStereotype(stereotype);

		tips.setColors(colors);

		return CommandExecutionResult.ok();
	}

}