using UnityEngine;
using UnityEngine.UI;

public class PlayerFlipShoot2D : MonoBehaviour
{
    public GameObject bullet;
    public GameObject bulletPos;
    public float playerSpeed = 6.0f;
    public float bulletSpeed = 400.0f;
    Rigidbody2D rb;
    Vector2 movement;
    bool isFacingRight = true;

    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
    }

    void Update()
    {
        movement.x = Input.GetAxisRaw("Horizontal");
        movement.y = Input.GetAxisRaw("Vertical");

        if (movement.x > 0 && movement.y == 0)
        {
            Flip();
        }
        else if (movement.x < 0 && movement.y == 0)
        {
            Flip();
        }

        if (Input.GetButtonDown("Fire1"))
        {
            GameObject tmp = Instantiate(bullet, bulletPos.transform.position, Quaternion.Euler(0, 0, 0));
            Rigidbody2D tmpRB = tmp.GetComponent<Rigidbody2D>();
            Destroy(tmp, 5f);

            if (isFacingRight == true)
            {
                tmpRB.AddForce(new Vector2(5, 0) * bulletSpeed);
            }
            else
            {
                tmp.transform.rotation = Quaternion.Euler(0, 0, 180);
                tmpRB.AddForce(new Vector2(-5, 0) * bulletSpeed);
            }
        }
    }

    void FixedUpdate()
    {
        rb.MovePosition(rb.position + movement * playerSpeed * 0.02f);
    }

    void Flip()
    {
        if (isFacingRight == true && movement.x < 0 || isFacingRight == false && movement.x > 0)
        {
            isFacingRight = !isFacingRight;
            Vector3 localScale = transform.localScale;
            localScale.x *= -1;
            transform.localScale = localScale;
        }
    }
}