using Palmmedia.ReportGenerator.Core.CodeAnalysis;
using System.Threading.Tasks;
using UnityEngine;

public class GunController : MonoBehaviour
{
    Camera cam;
    public LayerMask mouseHitMask;
    public Rigidbody bulletPrefab;
    public Rigidbody bulletInstance;
    public float bulletForce = 10;
    public float forceYOffset = 0;
    public bool isMissle = false;
    public float missleSpeed = 10;
    public float missleRotateSpeed = 5;

    private void Awake()
    {
        cam = Camera.main;
        bulletInstance.useGravity = false;
    }

    private void Update()
    {
        if (!Input.GetMouseButtonDown(0))
            return;
        var ray = cam.ScreenPointToRay(Input.mousePosition);
        ray.direction += Vector3.up * forceYOffset;
        var hitPoint = this.transform.position + ray.direction * 1000;
        ShootOnce(hitPoint);
    }
    private void ShootOnce(Vector3 hitPoint)
    {
        var dir = hitPoint - this.transform.position;

        if (bulletInstance == null)
            return;


        bulletInstance.useGravity = true;
        if (isMissle)
        {
            bulletInstance.transform.forward = dir;
            var missle = bulletInstance.gameObject.AddComponent<Missle>();
            missle.targetTrans = GameObject.FindObjectOfType<Target>().transform;
            missle.moveSpeed = missleSpeed;
            missle.rotateSpeed = missleRotateSpeed;
        }
        else
        {
            bulletInstance.AddForce(dir.normalized * bulletForce);
        }
        bulletInstance = null;
    }
    private async void Shoot(Vector3 hitPoint)
    {
        ShootOnce(hitPoint);

        await Task.Delay(500);
        if (bulletInstance == null)
        {
            bulletInstance = GameObject.Instantiate(bulletPrefab, this.transform);
            bulletInstance.useGravity = false;
        }
    }
}