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

public class PlayerControllerAlva : MonoBehaviour {

    public float speed = 10, jumpVelocity = 10;
    Transform myTrans, tagGround;
    Rigidbody2D myBody;
    public bool canMoveInAir = true;
    public LayerMask playerMask;
    private float hInput = 0;
    public bool facingRight;
    public float horizontal;
    AnimationPlayerController myAnim;
    public bool isGrounded = false;
    private bool defenseMode = false;

    void Start()
    {

        facingRight = true;
        myBody = this.GetComponent<Rigidbody2D>();
        myTrans = this.transform;
        tagGround = GameObject.Find(this.name + "/tag_ground").transform;
        //myAnim = AnimationPlayerController.instance;
    }




    void FixedUpdate()
    {
        isGrounded = Physics2D.Linecast(myTrans.position, tagGround.position, playerMask);
        //myAnim.UpdateIsGrounded(isGrounded);
        DefenseMode(defenseMode);
        Flip(horizontal);



        horizontal = Input.GetAxis("Horizontal");
       #if !UNITY_ANDROID && !UNITY_IPHONE && !UNITY_BLACKBERRY && !UNITY_WINRT
        hInput = Input.GetAxisRaw("Horizontal");
        //myAnim.UpdateSpeed(hInput);
        if (Input.GetButtonDown("Jump"))
        {
            Jump();
        }
        #endif
        Move(hInput);

    }

    public void DefenseMode(bool mode)
    {

        if (Input.GetKeyDown(KeyCode.LeftControl))
        {
            this.gameObject.GetComponent<Transform>().localScale = new Vector3(2, 1, 1);
            gameObject.GetComponent<PlayController>().speed = 3;
            gameObject.GetComponent<PlayController>().jumpVelocity = 3;
            gameObject.GetComponent<Shooting>().enabled = false;
            defenseMode = true;
            this.tag = "PlayerDefense";
        }
        if (Input.GetKeyUp(KeyCode.LeftControl))
        {
            this.gameObject.GetComponent<Transform>().localScale = new Vector3(1, 1, 1);
            gameObject.GetComponent<PlayController>().speed = 5;
            gameObject.GetComponent<PlayController>().jumpVelocity = 5;
            gameObject.GetComponent<Shooting>().enabled = true;
            defenseMode = false;
            this.tag = "PlayerAttack";
        }
    }

        void Move(float horizontalInput)
    {

        if (!canMoveInAir && !isGrounded)
            return;
        Vector2 moveVel = myBody.velocity;
        moveVel.x = horizontalInput * speed;
        myBody.velocity = moveVel;
    }

    public void Jump()
    {
        if (isGrounded)
        {
            myBody.velocity += jumpVelocity * Vector2.up;
        }
    }

    public void StartMoving(float horizontalInput)
    {
        hInput = horizontalInput;
        horizontal = horizontalInput;
        //myAnim.UpdateSpeed(horizontalInput);
    }

    private void Flip(float horizontal)
    {
        if (horizontal > 0 && !facingRight || horizontal < 0 && facingRight)
        {
            facingRight = !facingRight;
            Vector3 theScale = transform.localScale;

            theScale.x *= -1;

            transform.localScale = theScale;
        }
    }


    //private void OnCollisionEnter2D(Collision2D collision)
    //{
    //    if(collision.gameObject.tag == "Item")
    //    {
    //        GameManager.Instance.CollectedItems--;
    //        GameManager.Instance.amountOfItemsNeeded--;
    //        Destroy(collision.gameObject);
    //    }
    //}
}