using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Move : MonoBehaviour
{
    [SerializeField] private float _horisontalSpeed;
    [SerializeField] private float _verticalImpulse;
    private float _speedX;
    private Rigidbody2D _rigidBody;
    private bool _isGrounded;
    private void Start()
    {
        _rigidBody = GetComponent<Rigidbody2D>();
    }
    public void LeftDown()
    {
        _speedX = -_horisontalSpeed;
    }
    public void RightDown()
    {
        _speedX = _horisontalSpeed;
    }
    public void Stop()
    {
        _speedX = 0;
    }
    public void OnClickJump()
    {
        if (_isGrounded)
            _rigidBody.AddForce(new Vector2(0, _verticalImpulse), ForceMode2D.Impulse);
    }
    // Update is called once per frame
    private void FixedUpdate()
    {
        //? Сохраняем предыдущую позицию
        Vector2 position = _rigidBody.position;
        //? смещаем её на вектор в права с умножением на скорость.
        //? P.S. если _speedX < 0 - двидение в лево, _speedX > 0 - движение вправо
        position += Vector2.right * _speedX;
        //? применяем двжение через Rigidbody
        _rigidBody.MovePosition(position);
    }

    private void OnCollisionEnter2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Ground"))
            _isGrounded = true;

    }
    private void OnCollisionExit2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Ground"))
            _isGrounded = false;

    }
}