SubjectResource.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.time.DayOfWeek;
import java.time.LocalDate;
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.UBrexOr;
import com.plantuml.ubrex.builder.UBrexPart;

import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.gantt.DaysAsDates;
import net.sourceforge.plantuml.gantt.Failable;
import net.sourceforge.plantuml.gantt.GanttDiagram;
import net.sourceforge.plantuml.gantt.core.Resource;
import net.sourceforge.plantuml.gantt.core.Task;
import net.sourceforge.plantuml.gantt.ulang.VerbPhraseAction;

public class SubjectResource implements Subject<GanttDiagram> {

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

	private SubjectResource() {
	}

	@Override
	public Failable<Resource> getMe(GanttDiagram gantt, UMatcher arg) {
		if (arg.get("THEY", 0) != null) {
			final Resource they = gantt.getThey();
			if (they == null)
				return Failable.error("Not sure who are you refering to?");
			return Failable.ok(they);
		}
		final String resource = arg.get("RESOURCE", 0);
		final Resource result = gantt.getResource(resource);
		gantt.setThey(result);
		return Failable.ok(result);
	}

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

		// WorksOn
		result.add(new VerbPhraseAction(Verbs.worksOn, new ComplementTask()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				final Task task = (Task) complement;
				task.addResource(resource, 100);
				return CommandExecutionResult.ok();
			}
		});

		// IsOffBeforeDate
		result.add(new VerbPhraseAction(Verbs.isOff,
				Words.uconcat(Words.usingle(Words.BEFORE), Words.uzeroOrMore(Words.THE)), ComplementDate.any()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				final LocalDate when = (LocalDate) complement;
				resource.setOffBeforeDate(when);
				return CommandExecutionResult.ok();
			}
		});

		// IsOffAfterDate
		result.add(new VerbPhraseAction(Verbs.isOff,
				Words.uconcat(Words.usingle(Words.AFTER), Words.uzeroOrMore(Words.THE)), ComplementDate.any()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				final LocalDate when = (LocalDate) complement;
				resource.setOffAfterDate(when);
				return CommandExecutionResult.ok();
			}
		});

		// IsOffDates
		result.add(new VerbPhraseAction(Verbs.isOff,
				Words.uzeroOrMore(Words.FROM, Words.ON, Words.FOR, Words.THE, Words.AT), new ComplementIntervals()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				for (LocalDate when : (DaysAsDates) complement)
					resource.addCloseDay(when);

				return CommandExecutionResult.ok();
			}
		});

		// IsOffDayOfWeek
		result.add(new VerbPhraseAction(Verbs.isOff,
				Words.uzeroOrMore(Words.FROM, Words.ON, Words.FOR, Words.THE, Words.AT), new ComplementDayOfWeek()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				resource.addCloseDay(((DayOfWeek) complement));
				return CommandExecutionResult.ok();
			}
		});

		// IsOffDate
		result.add(new VerbPhraseAction(Verbs.isOff,
				Words.uzeroOrMore(Words.FROM, Words.ON, Words.FOR, Words.THE, Words.AT), ComplementDate.any()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				final LocalDate when = (LocalDate) complement;
				resource.addCloseDay(when);
				return CommandExecutionResult.ok();
			}
		});

		// IsOnDates
		result.add(new VerbPhraseAction(Verbs.isOn,
				Words.uzeroOrMore(Words.FROM, Words.ON, Words.FOR, Words.THE, Words.AT), new ComplementIntervals()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				for (LocalDate when : (DaysAsDates) complement)
					resource.addForceOnDay(when);

				return CommandExecutionResult.ok();
			}
		});

		// IsOnDate
		result.add(new VerbPhraseAction(Verbs.isOn,
				Words.uzeroOrMore(Words.FROM, Words.ON, Words.FOR, Words.THE, Words.AT), ComplementDate.any()) {
			@Override
			public CommandExecutionResult execute(GanttDiagram gantt, Object subject, Object complement) {
				final Resource resource = (Resource) subject;
				final LocalDate when = (LocalDate) complement;
				resource.addForceOnDay(when);
				return CommandExecutionResult.ok();
			}
		});

		return result;

	}

	@Override
	public UBrexPart toUnicodeBracketedExpressionSubject() {
		return new UBrexOr( //
				new UBrexNamed("THEY", new UBrexLeaf("【she┇he┇they】")), //
				UBrexConcat.build( //
						new UBrexLeaf("{"), //
						new UBrexNamed("RESOURCE", new UBrexLeaf("〇+「〤{}」")), //
						new UBrexLeaf("}")));
	}

}