using UnityEngine;

[RequireComponent(typeof(CharacterController))]
public class PlayerController : MonoBehaviour
{
    [Header("Movement")]
    public float moveSpeed = 6f;
    public float gravity = -20f;

    private CharacterController characterController;
    private Vector3 verticalVelocity;

    private void Awake()
    {
        characterController = GetComponent<CharacterController>();
    }

    private void Update()
    {
        float horizontal = Input.GetAxisRaw("Horizontal");
        float vertical = Input.GetAxisRaw("Vertical");

        Vector3 input = new Vector3(horizontal, 0f, vertical);
        input = Vector3.ClampMagnitude(input, 1f);

        Vector3 move = input * moveSpeed;

        if (characterController.isGrounded && verticalVelocity.y < 0f)
        {
            verticalVelocity.y = -1f;
        }

        verticalVelocity.y += gravity * Time.deltaTime;
        move += verticalVelocity;

        characterController.Move(move * Time.deltaTime);

        if (input.sqrMagnitude > 0.001f)
        {
            transform.rotation = Quaternion.LookRotation(input, Vector3.up);
        }
    }
}