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PlantUML is a component that allows to quickly write diagrams from text.
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// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
 * |
 * |      PlantUML : a free UML diagram generator
 * |
 * +=======================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 *
 * If you like this project or if you find it useful, you can support us at:
 *
 * https://plantuml.com/patreon (only 1$ per month!)
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 *
 *
 * PlantUML is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library.  If not, see .
 *
 * PlantUML can occasionally display sponsored or advertising messages. Those
 * messages are usually generated on welcome or error images and never on
 * functional diagrams.
 * See https://plantuml.com/professional if you want to remove them
 *
 * Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
 * are owned by the author of their corresponding sources code (that is, their
 * textual description in PlantUML language). Those images are not covered by
 * this LGPL license.
 *
 * The generated images can then be used without any reference to the LGPL license.
 * It is not even necessary to stipulate that they have been generated with PlantUML,
 * although this will be appreciated by the PlantUML team.
 *
 * There is an exception : if the textual description in PlantUML language is also covered
 * by any license, then the generated images are logically covered
 * by the very same license.
 *
 * This is the IGY distribution (Install GraphViz by Yourself).
 * You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
 * (see https://plantuml.com/graphviz-dot )
 *
 * Icons provided by OpenIconic :  https://useiconic.com/open
 * Archimate sprites provided by Archi :  http://www.archimatetool.com
 * Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
 * Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
 * ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
 * ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
 * CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
 * Brotli (c) by the Brotli Authors https://github.com/google/brotli
 * Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
 * Twemoji (c) by Twitter at https://twemoji.twitter.com/
 *
 */
package net.sourceforge.plantuml.tim.expression;

import java.util.Objects;

import net.sourceforge.plantuml.json.Json;
import net.sourceforge.plantuml.json.JsonValue;

public final class TValue {

	private final int intValue;
	private final String stringValue;
	private final JsonValue jsonValue;

	private TValue(int value) {
		this.intValue = value;
		this.stringValue = null;
		this.jsonValue = null;
	}

	private TValue(String stringValue) {
		this.intValue = 0;
		this.jsonValue = null;
		this.stringValue = Objects.requireNonNull(stringValue);
	}

	public TValue(JsonValue json) {
		this.jsonValue = json;
		this.intValue = 0;
		this.stringValue = null;
	}

	public static TValue fromInt(int v) {
		return new TValue(v);
	}

	public static TValue fromBoolean(boolean b) {
		return new TValue(b ? 1 : 0);
	}

	public static TValue fromJson(JsonValue json) {
		return new TValue(json);
	}

	@Override
	public String toString() {
		if (jsonValue != null && jsonValue.isString()) {
			return jsonValue.asString();
		}
		if (jsonValue != null) {
			return jsonValue.toString();
		}
		if (stringValue == null) {
			return "" + intValue;
		}
		return stringValue;
	}

	public static TValue fromString(Token token) {
		if (token.getTokenType() != TokenType.QUOTED_STRING) {
			throw new IllegalArgumentException();
		}
		return new TValue(token.getSurface());
	}

	public static TValue fromString(String s) {
		return new TValue(s);
	}

	public static TValue fromNumber(Token token) {
		if (token.getTokenType() != TokenType.NUMBER) {
			throw new IllegalArgumentException();
		}
		return new TValue(Integer.parseInt(token.getSurface()));
	}

	public TValue add(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return new TValue(this.intValue + v2.intValue);
		}
		return new TValue(toString() + v2.toString());
	}

	public TValue minus(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return new TValue(this.intValue - v2.intValue);
		}
		return new TValue(toString() + v2.toString());
	}

	public TValue multiply(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return new TValue(this.intValue * v2.intValue);
		}
		return new TValue(toString() + "*" + v2.toString());
	}

	public TValue dividedBy(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return new TValue(this.intValue / v2.intValue);
		}
		return new TValue(toString() + "/" + v2.toString());
	}

	public boolean isNumber() {
		return this.jsonValue == null && this.stringValue == null;
	}

	public boolean isJson() {
		return this.jsonValue != null;
	}

	public boolean isString() {
		return this.stringValue != null;
	}

	public Token toToken() {
		if (isNumber()) {
			return new Token(toString(), TokenType.NUMBER, null);
		}
		if (isJson()) {
			return new Token(toString(), TokenType.JSON_DATA, jsonValue);
		}
		return new Token(toString(), TokenType.QUOTED_STRING, null);
	}

	public TValue greaterThanOrEquals(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue >= v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) >= 0);
	}

	public TValue greaterThan(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue > v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) > 0);
	}

	public TValue lessThanOrEquals(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue <= v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) <= 0);
	}

	public TValue lessThan(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue < v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) < 0);
	}

	public TValue equalsOperation(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue == v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) == 0);
	}

	public TValue notEquals(TValue v2) {
		if (this.isNumber() && v2.isNumber()) {
			return fromBoolean(this.intValue != v2.intValue);
		}
		return fromBoolean(toString().compareTo(v2.toString()) != 0);
	}

	public boolean toBoolean() {
		if (this.isNumber()) {
			return this.intValue != 0;
		}
		return toString().length() > 0;
	}

	public int toInt() {
		return this.intValue;
	}

	public TValue logicalAnd(TValue v2) {
		return fromBoolean(this.toBoolean() && v2.toBoolean());
	}

	public TValue logicalOr(TValue v2) {
		return fromBoolean(this.toBoolean() || v2.toBoolean());
	}

	public JsonValue toJson() {
		return jsonValue;
	}

	public JsonValue toJsonValue() {
		if (isNumber()) {
			return Json.value(this.intValue);
		}
		if (isString()) {
			return Json.value(this.stringValue);
		}
		return this.jsonValue;
	}
}