using UnityEngine;

namespace Saltosion.OneWeapon.AI.Triggers {
    public class EnemySighted : Trigger {
        public float Radius;
        public Enemy ClosestEnemy { get; private set; }

        public override bool IsTriggered(Enemy subject) {
            Collider2D[] NearbyEnemies = Physics2D.OverlapCircleAll(subject.transform.position, Radius);
            float LowestDistance = float.PositiveInfinity;
            bool FoundEnemy = false;
            foreach (Collider2D Enemy in NearbyEnemies) {
                float Distance = (Enemy.transform.position - subject.transform.position).magnitude;
                Enemy EnemyComponent = Enemy.GetComponent<Enemy>();
                if (EnemyComponent != null && Distance < LowestDistance && Enemy.gameObject != gameObject) {
                    LowestDistance = Distance;
                    ClosestEnemy = EnemyComponent;
                    FoundEnemy = true;
                }
            }
            return FoundEnemy;
        }
    }
}