using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Random = UnityEngine.Random;


public class EnemyScript : MonoBehaviour
{
	public float speed =5f;
	public float rotate_Speed = 50f;

	public bool canShoot;
	public bool canRotate;
	private bool canMove = true;

	public float bound_X = -11f;
	public float bound_X2 = 11f;
	public float bound_Y = -11f;
	public float bound_Y2 = 11f;


	public Transform attack_Point;
	public GameObject bulletPrefab;

	private float direcaoX, direcaoY, dir;
	public bool aleatorio;

	void Awake()
	{

	}


    void Update()
    {
        Move();
		RotateEnemy();
    }

	void Start()
	{
			direcaoX = Random.Range(-1f, 1f);
			direcaoY = 1 - Mathf.Abs(direcaoX);
			dir = Random.Range(-1, 2);
			while (dir == 0)
				dir = Random.Range(-1, 2);
			direcaoY *= dir;

			if(canShoot)
			Invoke("StartShooting", Random.Range(1f,3f));



		if(canRotate)
		{
			if(Random.Range(0,2) > 0)
			{
				rotate_Speed = Random.Range(rotate_Speed, rotate_Speed +20f);
				rotate_Speed *= -1f;

			}

		}


	}

	void Move ()

	{


		if(canMove)
			{
			Vector3 temp = transform.position;

			if(aleatorio){
			temp.x -= Time.deltaTime * direcaoX;
			temp.y -= Time.deltaTime * direcaoY;
			transform.position = temp;
			}

			else {
			temp.x -= Time.deltaTime;
			transform.position = temp;
			}

			if(temp.x < bound_X || temp.x > bound_X2 ||temp.y < bound_Y ||temp.y > bound_Y2)
				gameObject.SetActive(false);

		}
	}

	void RotateEnemy(){
			if(canRotate)
			{
				transform.Rotate(new Vector3(0f, 0f, rotate_Speed * Time.deltaTime), Space.World);
			}
		}

	void StartShooting() {

		GameObject bullet = Instantiate(bulletPrefab, attack_Point.position, Quaternion.identity);
		bullet.GetComponent<BulletScript>().is_EnemyBullet = true;

		if(canShoot)
			Invoke("StartShooting", Random.Range(1f,3f));

	}


	}