/*----------------------------------------------------------------------------------------------------------------
 * CupCarbon: A Smart City & IoT Wireless Sensor Network Simulator
 * www.cupcarbon.com
 * ----------------------------------------------------------------------------------------------------------------
 * Copyright (C) 2013-2017 CupCarbon
 * ----------------------------------------------------------------------------------------------------------------
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 *
 * This program is 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *----------------------------------------------------------------------------------------------------------------
 * CupCarbon U-One is part of the research project PERSEPTEUR supported by the
 * French Agence Nationale de la Recherche ANR
 * under the reference ANR-14-CE24-0017-01.
 * ----------------------------------------------------------------------------------------------------------------
 **/

package cupcarbon_script;

/**
 * @author Ahcene Bounceur
 * @author Molham Darwish
 * @version 1.0
 */

public class CupCommand_PLUS extends CupCommand {

	protected String arg1 = "";
	protected String arg2 = "";
	protected String arg3 = "";

	public CupCommand_PLUS(CupScript script, String arg1, String arg2, String arg3) {
		this.script = script;
		this.arg1 = arg1;
		this.arg2 = arg2;
		this.arg3 = arg3;
	}

	@Override
	public String execute() {
		String v1 = script.getVariableValue(arg2);
		String v2 = script.getVariableValue(arg3);
		double z = 0;
		z = Double.valueOf(v1) + Double.valueOf(v2);
		script.addVariable(arg1, "" + z);
		return "000";
	}

	@Override
	public String toString() {
		return "PLUS";
	}
}