using UnityEngine;
using System.Collections;

public class PlayerScript : MonoBehaviour {

	[HideInInspector] public bool facingRight = true;
	[HideInInspector] public bool jump = false;
	public float moveForce = 265f;
	public float maxSpeed = 5f;
	public float jumpForce = 1000f;
	public Transform groundCheck;
	public GameObject heroShadow;

	public AudioSource audioSource;
	public AudioClip footStepSound;



	private bool grounded = false;
	private Animator anim;
	private Rigidbody2D rb2d;


	// Use this for initialization
	void Awake ()
	{
		anim = GetComponent<Animator>();
		rb2d = GetComponent<Rigidbody2D>();
		audioSource = GetComponent<AudioSource> ();

	}

	// Update is called once per frame
	void Update ()
	{
		grounded = Physics2D.Linecast(transform.position, groundCheck.position, 1 << LayerMask.NameToLayer("Ground"));

		if (Input.GetButtonDown ("Jump") && grounded) {
			jump = true;
			anim.SetBool ("isJumping", true);
		}


		if (grounded == false) {
			heroShadow.gameObject.SetActive (false);
			anim.SetBool ("isJumping", true);
			anim.SetBool ("isWalking", false);
			anim.SetBool ("isIdle", false);

		} else {
			heroShadow.gameObject.SetActive (true);
			anim.SetBool ("isJumping", false);
			grounded = true;
		}

	}

	void FixedUpdate()
	{
		float h = Input.GetAxis("Horizontal");
		float v = Input.GetAxis ("Vertical");
		/*
		if (v != 0f) {
			anim.SetBool ("isJumping", true);
		} else {
			anim.SetBool ("isJumping", false);
		}
*/

		if (h != 0f && jump == true && grounded == false) {
			anim.SetBool ("isJumping", true);
			anim.SetBool ("isWalking", false);
			anim.SetBool ("isIdle", false);
		}
		else if (h != 0f && jump == false && grounded) {
			anim.SetBool ("isWalking", true);
			anim.SetBool ("isJumping", false);
			anim.SetBool ("isIdle", false);

			audioSource.PlayOneShot(footStepSound);


		} else if (h <= 1f && jump == false && grounded) {
			anim.SetBool ("isIdle", true);
			anim.SetBool ("isWalking", false);
			anim.SetBool ("isJumping", false);
		} else if (h <= 1f && jump == true && grounded == false) {
			anim.SetBool ("isJumping", true);
			anim.SetBool ("isIdle", false);
			anim.SetBool ("isWalking", false);
		} else if (v != 0f && grounded == false) {
			anim.SetBool ("isJumping", true);
			anim.SetBool ("isIdle", false);
			anim.SetBool ("isWalking", false);
		}

		if (v != 0f && h != 0f && jump == true && grounded == false) {
			anim.SetBool ("isJumping", true);
			anim.SetBool ("isWalking", false);
			anim.SetBool ("isIdle", false);
		}



		anim.SetFloat("Speed", Mathf.Abs(h));

		if (h * rb2d.velocity.x < maxSpeed)
			rb2d.AddForce (Vector2.right * h * moveForce);

		if (Mathf.Abs (rb2d.velocity.x) > maxSpeed) {
			rb2d.velocity = new Vector2 (Mathf.Sign (rb2d.velocity.x) * maxSpeed, rb2d.velocity.y);

		}
		if (h < 0 && !facingRight)
			Flip ();
		else if (h > 0 && facingRight)
			Flip ();

		if (jump) {
			//anim.SetTrigger("Jump");
			anim.SetBool ("isJumping", true);
			rb2d.AddForce (new Vector2 (0f, jumpForce));
			//StartCoroutine (JumpLanding ());
			jump = false;

		}
	}


	void Flip()
	{
		facingRight = !facingRight;
		Vector3 theScale = transform.localScale;
		theScale.x *= -1;
		transform.localScale = theScale;
	}

	/*IEnumerator JumpLanding() {
		yield return new WaitForSeconds (0.01f);
		anim.SetBool ("isJumping", false);
	}*/
}