ScriptActionRandom.java

package net.eq2online.macros.scripting.actions.lang;

import java.util.Random;

import net.eq2online.macros.scripting.api.IMacro;
import net.eq2online.macros.scripting.api.IMacroAction;
import net.eq2online.macros.scripting.api.IReturnValue;
import net.eq2online.macros.scripting.api.IScriptActionProvider;
import net.eq2online.macros.scripting.api.ReturnValue;
import net.eq2online.macros.scripting.parser.ScriptAction;
import net.eq2online.macros.scripting.parser.ScriptContext;
import net.eq2online.macros.scripting.parser.ScriptCore;

public class ScriptActionRandom extends ScriptAction
{
	private static Random rand = new Random();
	
	public ScriptActionRandom(ScriptContext context)
	{
		super(context, "random");
	}

	/* (non-Javadoc)
	 * @see net.eq2online.macros.scripting.ScriptAction#Execute(net.eq2online.macros.scripting.api.IScriptActionProvider, net.eq2online.macros.scripting.api.IMacro, net.eq2online.macros.scripting.api.IMacroAction, java.lang.String, java.lang.String[])
	 */
	@Override
	public IReturnValue execute(IScriptActionProvider provider, IMacro macro, IMacroAction instance, String rawParams, String[] params)
	{
		ReturnValue retVal = new ReturnValue(0);
		
		if (params.length > 0)
		{
			int min = 0;
			int max = 100;
			
			if (params.length > 1)
			{
				max = ScriptCore.tryParseInt(ScriptCore.parseVars(provider, macro, params[1], false), 100);
			}
			
			if (params.length > 2)
			{
				min = ScriptCore.tryParseInt(ScriptCore.parseVars(provider, macro, params[2], false), 0);
			}
			
			if (max < min)
			{
				int swap = min;
				min = max;
				max = swap;
			}
			
			int randomNumber = rand.nextInt(max - min + 1) + min;
			
			retVal.setInt(randomNumber);
			ScriptCore.setVariable(provider, macro, params[0], randomNumber);
		}
		else
		{
			int randomNumber = rand.nextInt(101);
			retVal.setInt(randomNumber);
		}
		
		return retVal;
	}
}