using UnityEngine;

public class ShipControls : MonoBehaviour
{
	public float speed = 10f;
	GameManager gameManager;
	public GameObject laserPrefab;
	public AudioSource fire;
	private bool superSpeed = false;
	public float xLimit = 7;
    public float yLimit = 7;
	public float reloadTime = 0.5f;

	float elapsedTime = 0;

	void Start() {
		gameManager = GameObject.FindObjectOfType<GameManager>();
	}

	void Update()
	{
		// Keeping track of time for bullet firing
		elapsedTime += Time.deltaTime;

		// Move the player left and right
		float xInput = Input.GetAxis("Horizontal");
		transform.Translate(xInput * speed * Time.deltaTime, 0f, 0f);
        float yInput = Input.GetAxis("Vertical");
		transform.Translate(0f, yInput * speed * Time.deltaTime, 0f);

		//clamp the ship's x position
		Vector3 position = transform.position;
		position.x = Mathf.Clamp(position.x, -xLimit, xLimit);
        position.y = Mathf.Clamp(position.y, -yLimit, yLimit);
        position.z = Mathf.Clamp(position.y, 0f, 0f);
		transform.position = position;

		if (Input.GetKey(KeyCode.LeftShift)) { superSpeed = true; } else { superSpeed = false; }

		if (superSpeed == true) { speed = 15f; } else { speed = 10; }

		// Spacebar fires. The default InputManager settings call this “Jump”
		// Only happens if enough time has elapsed since last firing.
		if (Input.GetButtonDown("Jump") && elapsedTime > reloadTime ) { DoubleFire(); }

	}

	void DoubleFire() {
        //Instantiate the Bullet 1.2 units in front of the player
        Vector3 spawnPos1 = transform.position;
        Vector3 spawnPos2 = transform.position;
        spawnPos1 += new Vector3(-.25f, 0f, .5f);
        spawnPos2 += new Vector3(.25f, 0f, .5f);
        Instantiate(laserPrefab, spawnPos1, Quaternion.identity);
        Instantiate(laserPrefab, spawnPos2, transform.rotation);
        fire.Play();

        elapsedTime = 0f; // Reset bullet firing timer
    }


	// If a meteor hits the player
	void OnTriggerEnter(Collider other)
	{
		Destroy(other.gameObject);
		if (other.gameObject.tag == "Meteor") {
			gameManager.SlowWorldDown();
			gameManager.AdjustTime(-2f);
		} else { gameManager.AdjustTime(2f); }

	}
}