using UnityEngine;

public class CameraMove : MonoBehaviour
{
    [SerializeField] private CharacterController _characterController;
    [SerializeField] private Transform _playerRoot;
    [SerializeField] private Transform _camera;

    [Space(10)]
    [SerializeField] private float _moveSpeed = 2;
    [SerializeField] private float _rotateSpeed = 2;

    [Space(10)]
    [SerializeField] private float _minWorldY;


    private float _yaw = 0;
    private float _tilt = 0;

    private void Awake()
    {
        _yaw = _playerRoot.eulerAngles.y;
        _tilt = _camera.localEulerAngles.x;
    }



    private void Update()
    {
        // Rotate
        if (Input.GetMouseButton(1))
        {
            _yaw += Input.GetAxis("Mouse X") * _rotateSpeed;
            _tilt -= Input.GetAxis("Mouse Y") * _rotateSpeed;

            _tilt = Mathf.Clamp(_tilt, -89, 89);

            _playerRoot.eulerAngles = new Vector3(0, _yaw, 0);
            _camera.localEulerAngles = new Vector3(_tilt, 0, 0);
        }

        // Move
        Vector3 dir = new Vector3(Input.GetAxis("Horizontal"), 0, Input.GetAxis("Vertical"));
        float height = Mathf.Max(0, _camera.localPosition.y + ((Input.GetKey(KeyCode.Q) ? -_moveSpeed : 0) + (Input.GetKey(KeyCode.E) ? _moveSpeed : 0)) * Time.deltaTime);

        dir = Quaternion.Euler(_camera.localEulerAngles.x, _playerRoot.localEulerAngles.y, _camera.localEulerAngles.z) * dir;
        _characterController.Move(dir * _moveSpeed * Time.deltaTime);

        if (_playerRoot.position.y < _minWorldY)
        {
            Vector3 position = _playerRoot.position;
            position.y = _minWorldY;
            _playerRoot.position = position;
        }

        _playerRoot.position = new Vector3(_playerRoot.position.x, _camera.position.y, _playerRoot.position.z);
        _camera.localPosition = Vector3.zero;
    }
}