package resonantinduction.electrical.armbot.task;

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

import resonantinduction.core.ArgumentData;
import resonantinduction.electrical.armbot.TaskBaseLogic;
import resonantinduction.electrical.encoder.coding.IProgrammableMachine;
import resonantinduction.electrical.encoder.coding.ITask;
import universalelectricity.api.vector.Vector2;

/** @author DarkGuardsman */
public class TaskIF extends TaskBaseLogic
{
	protected ITask exitTruePoint = null;
	protected ITask exitFalsePoint = null;
	protected List<Vector2> exits = new ArrayList<Vector2>();
	protected boolean isTrue = false;

	public TaskIF()
	{
		super("IF");
		this.args.add(new ArgumentData("check", "statement"));
		this.args.add(new ArgumentData("compare", "statement"));
		this.UV = new Vector2(0, 120);
	}

	public TaskIF(ITask trueExit, ITask falseExit)
	{
		this();
		this.exitTruePoint = trueExit;
		this.exitFalsePoint = falseExit;

	}

	@Override
	public void refresh()
	{
		super.refresh();
		if (this.getArg("check") != null && this.getArg("compare") != null)
		{
			this.isTrue = this.getArg("check").equals(this.getArg("compare"));
		}
		if (exitTruePoint == null)
		{
			exitTruePoint = this.program.getTaskAt(this.getCol() + 1, this.getRow());
		}
		if (exitFalsePoint == null)
		{
			exitFalsePoint = this.program.getTaskAt(this.getCol(), this.getRow() + 1);
			;
		}
	}

	@Override
	public TaskIF clone()
	{
		return new TaskIF();
	}

	@Override
	public ITask getExitPoint()
	{
		if (this.isTrue)
		{
			return this.exitTruePoint;
		}
		return this.exitFalsePoint;
	}

	@Override
	public int getMaxExitPoints()
	{
		return 2;
	}

	@Override
	public void setExitPoint(int i, ITask task)
	{
		if (i == 0)
		{
			this.exitFalsePoint = task;
		}
		else if (i == 1)
		{
			this.exitTruePoint = task;
		}
	}

	@Override
	public boolean canUseTask(IProgrammableMachine device)
	{
		return true;
	}

	@Override
	public List<Vector2> getExits()
	{
		return this.exits;
	}

}