using System;
using UnityEngine;
using Unity.Behavior;
using Unity.Properties;
using Condition = Unity.Behavior.Condition;
using Colosseum.Combat;

namespace Colosseum.AI.BehaviorActions.Conditions
{
    /// <summary>
    /// 타겟이 존재하고 살아있는지 확인합니다.
    /// </summary>
    [Serializable, GeneratePropertyBag]
    [NodeDescription(name: "Has Target", story: "Has [Target]", category: "Combat")]
    public partial class HasTargetCondition : Condition
    {
        [SerializeReference]
        public BlackboardVariable<GameObject> Target;

        public override bool IsTrue()
        {
            if (Target.Value == null || !Target.Value.activeInHierarchy)
            {
                return false;
            }

            // 타겟이 사망했는지 확인
            IDamageable damageable = Target.Value.GetComponent<IDamageable>();
            if (damageable != null && damageable.IsDead)
            {
                return false;
            }

            return true;
        }
    }
}