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

[RequireComponent(typeof(AudioSource))]
public class Shooting : MonoBehaviour {
    public Texture2D crosshairTexture;
    public AudioClip pistolShot;
    public int maxAmmo = 200;
    public int clipSize = 10;

    private int currentAmmo = 30;
    private int currentClip;
    private float range = 100.0f;
    private GameObject pistolSparks;
    private Vector3 fwd;
    private RaycastHit hit;
    private Rect position;

    void Start () {
        Cursor.visible = false;
        position = new Rect((Screen.width - crosshairTexture.width) / 2,
                        (Screen.height - crosshairTexture.height) / 2,
                        crosshairTexture.width,
                        crosshairTexture.height);
        pistolSparks = GameObject.Find("Sparks");
        pistolSparks.GetComponent<ParticleEmitter>().emit = false;
        GetComponent<AudioSource>().clip = pistolShot;
        currentClip = clipSize;
    }
	
	void Update () {
        fwd = transform.TransformDirection(Vector3.forward);

        if(Input.GetButtonDown("Fire1")) && currentClip > 0) 
        {
            currentClip--;
            pistolSparks.GetComponent<ParticleEmitter>().Emit();
            GetComponent<AudioSource>().Play();

            if (Physics.Raycast(transform.position, fwd, out hit))
            {
                if (hit.transform.tag == "Enemy" && hit.distance < range)
                {
                    Debug.Log("Trafiony przeciwnik");

                }
                else if (hit.distance < range)
                {
                    Debug.Log("Trafiona Sciana");
                }
            }
        }
    }
    void OnGUI()
    {
        GUI.DrawTexture(position, crosshairTexture);
    }
}