SubjectWorkingHours.java

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

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

import com.plantuml.ubrex.UMatcher;
import com.plantuml.ubrex.builder.UBrexConcat;
import com.plantuml.ubrex.builder.UBrexLeaf;
import com.plantuml.ubrex.builder.UBrexNamed;
import com.plantuml.ubrex.builder.UBrexPart;

import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.gantt.Failable;
import net.sourceforge.plantuml.gantt.GanttDiagram;
import net.sourceforge.plantuml.gantt.core.TimeRange;
import net.sourceforge.plantuml.gantt.ulang.VerbPhraseAction;

public class SubjectWorkingHours implements Subject<GanttDiagram> {

	public static final Subject<GanttDiagram> ME = new SubjectWorkingHours();

	private SubjectWorkingHours() {
	}

	@Override
	public Failable<TimeRange> getMe(GanttDiagram gantt, UMatcher arg) {
		final String start = arg.get("START", 0);
		final String end = arg.get("END", 0);
		return Failable.ok(new TimeRange(start, end));
	}

	@Override
	public UBrexPart toUnicodeBracketedExpressionSubject() {
		return UBrexConcat.build( //
				new UBrexLeaf("from"), //
				UBrexLeaf.spaceOneOrMore(), //
				new UBrexNamed("START", new UBrexLeaf("〇+〴d:〇+〴d")), //
				UBrexLeaf.spaceOneOrMore(), //
				new UBrexLeaf("to"), //
				UBrexLeaf.spaceOneOrMore(), //
				new UBrexNamed("END", new UBrexLeaf("〇+〴d:〇+〴d")));
	}

	@Override
	public Collection<VerbPhraseAction> getVerbPhrases() {
		final List<VerbPhraseAction> result = new ArrayList<>();

		result.add(new VerbPhraseAction(Verbs.are, new ComplementWorkingHours()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final TimeRange timeRange = (TimeRange) subject;
				return gantt.addWorkingTimeRange(timeRange);
			}
		});

		return result;

	}

}