using System.Collections;

public class movementRigibody : MonoBehaviour {

    public float speed = 20;
    public float jumpForce= 550f;
    public float doubleJumpForce = 500f;
    public Transform groundCheck;
    public LayerMask whatIsGround;
    bool doubleJump = false;


    private Rigidbody2D rb;
    private bool isGrounded = false;
    private bool jump = false;
    private bool canDoubleJump = false;

    void Start ()
    {
        rb = GetComponent<Rigidbody2D>();
    }
    void Update (){
        if (Input.GetButtonDown("Jump") {
            if (isGrounded) {
                jump = true;
                canDoubleJump = true;
            } else if (canDoubleJump) {
                doubleJump = true;
                canDoubleJump = false;
            }
        }

    }

    void FixedUpdate ()
    {
        float hor = Input.GetAxis ("Horizontal");
        rb.velocity = new Vector2(hor * speed,rb.velocity.y);


        isGrounded = Physics2D.OverlapCircle (groundCheck.position, 0.15f, whatIsGround);

        if (jump) {

            rb.AddForce (new Vector2(0, jumpForce));
            jump = false;

        }
        if (doubleJump && Input.GetButtonDown("Jump")) {
            rb.AddForce (new Vector2(0, doubleJumpForce));
            doubleJump = false;

        }
        }

}