using System;
using UnityEngine;

public class IsFirstInTheQueue : Condition
{
    // ================== CONSTRUCTOR ==================
    public IsFirstInTheQueue() : base("Is First In Queue") { }

    // ================== CONDITION ==================
    public override bool IsConditionMet(HTNPlanner planner)
    {
        Worldstate worldstate = planner.WorldState;

        if (worldstate != null) 
        {
            //Cast
            Customer c = planner.Agent as Customer;

            if (c != null) return worldstate.Get<PaymentArea>("PaymentArea").IsFirstInQueue(c);

            else
            {
                Debug.LogError("Cast Failed!");
                return false;
            }
        }

        else
        {
            Debug.LogError("The worldstate is Null!");
            return false;
        }
    }
}