using UnityEngine;

public class ShootToMouseDir2D : MonoBehaviour
{

    public GameObject bullet;
    public Transform bulletPos;
    public bool canFire = true;
    public float timeBetweenFiring = 0.3f;
    public float bulletSpeed = 250f;
    public float bulletTime = 5f;
    Camera mainCam;
    Vector3 mousePos;
    float timer;

    void Start()
    {
        mainCam = GameObject.FindGameObjectWithTag("MainCamera").GetComponent<Camera>();
    }

    void Update()
    {
        mousePos = mainCam.ScreenToWorldPoint(Input.mousePosition);
        Vector3 rotation = mousePos - transform.position;
        float rotZ = Mathf.Atan2(rotation.y, rotation.x) * Mathf.Rad2Deg;
        transform.rotation = Quaternion.Euler(0f, 0f, rotZ);

        if (!canFire)
        {
            timer += Time.deltaTime;
            if (timer > timeBetweenFiring)
            {
                canFire = true;
                timer = 0;
            }
        }

        if (Input.GetButtonDown("Fire1") && canFire)
        {
            canFire = false;
            GameObject go = Instantiate(bullet, bulletPos.transform.position, transform.rotation);
            //print(go.transform.forward);
            go.GetComponent<Rigidbody2D>().AddForce(go.transform.right * bulletSpeed);
            Destroy(go, 5f);
        }
    }
}