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

public class Fire : MonoBehaviour {

    public ParticleSystem shoot;

    public bool isPlaying;
    public bool isReloading;
    public bool canShoot;
    public GameObject playerRotate;
    public float defaultSpriteAngle = 0;

    //this is for using objects as the projectiles
    public GameObject shot;
    public GameObject player;
    public int force = 1000;

    private int ammo;

    void Start()
    {
        shoot.Stop();
        isPlaying = false;
        isReloading = false;
        ammo = 3;
        canShoot = true;
    }

    void Update()
    {
        if (canShoot == true)
        {
            if (Input.GetKey(KeyCode.Q))
            {
                if (ammo > 0)
                {
                    attack();
                    StartCoroutine(Pause());
                    isPlaying = true;
                    canShoot = false;
                    isReloading = false;
                    ammo -= 1;
                }
            }

            if (ammo <= 0)
            {
                    StartCoroutine(Reload());
                    isReloading = true;
                    isPlaying = false;
                    canShoot = false;
            }

            if (ammo > 3)
            {
                ammo = 3;
            }

        }
    }

    void attack()
    {
        GameObject clone1;
        GameObject clone2;
        GameObject clone3;

        clone1 = (Instantiate(shot, new Vector2(transform.position.x, transform.position.y), (player.transform.rotation)));
        clone2 = (Instantiate(shot, new Vector2(transform.position.x, transform.position.y), player.transform.rotation));
        clone3 = (Instantiate(shot, new Vector2(transform.position.x, transform.position.y), player.transform.rotation));

        clone1.GetComponent<Rigidbody2D>().AddForce(-transform.right * force);
        clone2.GetComponent<Rigidbody2D>().AddForce(-transform.right * force);
        clone3.GetComponent<Rigidbody2D>().AddForce(-transform.right * force);
    }

    IEnumerator Pause()
    {
        yield return new WaitForSeconds(1);
        isPlaying = false;
        canShoot = true;
    }

    IEnumerator Reload()
    {
        yield return new WaitForSeconds(3);
        ammo += 3;
        isPlaying = false;
        isReloading = false;
        canShoot = true;
    }
}