using System;
using UnityEngine;

public class HammerThrower : MonoBehaviour
{
    [SerializeField] private Transform _spawnPoint;
    [SerializeField] private GameObject _hammerPrefab;
    [SerializeField] private float _throwSpeed = 10f;

    private GameObject _currentHammer;
    private bool _hasHammer = true;
    private bool _facingRight = true;

    public bool HasHammer => _hasHammer;

    public void SetFacingDirection(bool facingRight)
    {
        _facingRight = facingRight;
    }

    public void ThrowHammer()
    {
        if (!_hasHammer)
            return;

        _hasHammer = false;

        _currentHammer = Instantiate(_hammerPrefab, _spawnPoint.position, _spawnPoint.rotation);

        float direction = _facingRight ? 1f : -1f;

        var rb = _currentHammer.GetComponent<Rigidbody2D>();
        rb.linearVelocity = new Vector2(direction * _throwSpeed, 0);

        // Flip hammer visually
        var scale = _currentHammer.transform.localScale;
        scale.x = Mathf.Abs(scale.x) * direction;
        _currentHammer.transform.localScale = scale;
    }

    private void Update()
    {
        // Hammer destroyed → hammer returned
        if (!_hasHammer && _currentHammer == null)
        {
            _hasHammer = true;
        }
    }
}