using System.Collections;
using UnityEngine;

/// <summary>
/// Performs a awaiting action while the customer is waiting on the customer queue
/// </summary>
public class WaitInTheQueueUntilFirst : PrimitiveTask
{
    // ================== TASK ROUTINE ACTION ==================
    public override IEnumerator ExecuteRoutine(HTNPlanner planner)
    {
        //Cast
        Customer customer = planner.Agent as Customer;

        //Checks if the cast failed
        if (customer == null)
        {
            Debug.LogError("Cast Failed!");
        }

        //Gets the payment area component
        PaymentArea area = planner.WorldState.Get<PaymentArea>("PaymentArea");

        //The payment area takes control of the agent
        while (!area.IsFirstInQueue(customer))
        {
            yield return null;
        }
    }
}