using UnityEngine;

namespace BinxForge.CoinRoom
{
    [RequireComponent(typeof(Rigidbody2D))]
    public sealed class Patrol : MonoBehaviour
    {
        public CoinRoom room;
        public Vector2 start = new Vector2(-1, -2);
        public float minX = -1, maxX = 3, speed = 2;
        private Rigidbody2D body;
        private float direction = 1;
        private void Awake() { body = GetComponent<Rigidbody2D>(); }
        public void ResetPose()
        {
            if (body == null) body = GetComponent<Rigidbody2D>();
            body.position = start;
            body.linearVelocity = Vector2.zero;
            direction = 1;
        }
        private void FixedUpdate()
        {
            if (room == null || !room.Active) { body.linearVelocity = Vector2.zero; return; }
            float next = body.position.x + direction * speed * Time.fixedDeltaTime;
            if (next >= maxX) { next = maxX; direction = -1; }
            else if (next <= minX) { next = minX; direction = 1; }
            body.MovePosition(new Vector2(next, start.y));
        }
        private void OnTriggerEnter2D(Collider2D other)
        {
            if (room != null && room.Active && other.attachedRigidbody == room.player) room.Rules.HitPatrol();
        }
    }
}