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

public class PlayerMovement : MonoBehaviour
{
    [SerializeField] private float walkingspeed;
    [SerializeField] private float jumpHight;

    [SerializeField] private int jumpcount;

    [SerializeField] private GameObject runparticelsPrefab;



    [SerializeField]
    LayerMask platformslayermask;//only hit on platforms
    SpriteRenderer spriteRenderer;
    Animator anim;
    Rigidbody2D rigidBody2D;
    BoxCollider2D boxcollider2D;
    PlayerAnimationEvents playerAnimEvents;




    // Start is called before the first frame update
    void Start()
    {
        jumpcount = 0;
        CentralController.cencon.playerobj = this.gameObject;

        anim = this.gameObject.GetComponent<Animator>();
        spriteRenderer = this.gameObject.GetComponent<SpriteRenderer>();
        rigidBody2D = this.gameObject.transform.GetComponent<Rigidbody2D>();
        boxcollider2D = this.gameObject.transform.GetComponent<BoxCollider2D>();
        playerAnimEvents = GameObject.Find("MainPlayer").GetComponent<PlayerAnimationEvents>();
    }

        //Update is called once per frame
    void Update()
    {
        if (Mathf.Abs(Input.GetAxisRaw("Horizontal")) > 0)
        {
            PlayerInput(new Vector3(Input.GetAxisRaw("Horizontal"), 0, 0));
        }
        else
        {
            anim.SetBool("IsRunning", false);
        }

        if (Input.GetButtonDown("Jump"))
        {
            if (jumpcount < 2)
            {
                PlayerJump();
                playerAnimEvents.JumpDust();
            }
        }
        else if (CheckIfGrounded() && jumpcount > 0)
        {
            anim.SetBool("IsJumpActive", false);
            jumpcount = 0;
        }
        //PlayerInput(new Vector3(0,0,0));
    }

    private void PlayerJump()
    {
        Vector2 jump = Vector2.up * jumpHight;
        rigidBody2D.velocity = jump;
        anim.SetBool("IsJumpActive", true);

        jumpcount++;
    }

    public void PlayerInput(Vector3 movementInput)
    {
        if (movementInput.x > 0)
        {
            spriteRenderer.flipX = false;
            runparticelsPrefab.GetComponent<SpriteRenderer>().flipX = false;
        }
        else
        {
            spriteRenderer.flipX = true;
            runparticelsPrefab.GetComponent<SpriteRenderer>().flipX = true;
        }
        this.gameObject.transform.position += movementInput * walkingspeed * Time.deltaTime;
        anim.SetBool("IsRunning", true);


        //if (Input.GetAxisRaw("Horizontal") > 0)
        //{
        //    anim.SetBool("IsRunning", true);
        //    spriteRenderer.flipX = false;
        //    this.gameObject.transform.position += Vector3.right * walkingspeed * Time.deltaTime;
        //}
        //else if (Input.GetAxisRaw("Horizontal") < 0)
        //{
        //    anim.SetBool("IsRunning", true);
        //    spriteRenderer.flipX = true;
        //    this.gameObject.transform.position += Vector3.left * walkingspeed * Time.deltaTime;
        //}
        //else
        //{
        //    anim.SetBool("IsRunning", false);
        //}

        //this.gameObject.transform.position += newpos.normalized * walkingspeed * Time.deltaTime;

        //if (CheckIfGrounded() && Input.GetButtonDown("Jump"))
        //{
        //    Vector2 jump = Vector2.up * jumpHight;
        //    rigidBody2D.velocity = jump;
        //    anim.SetBool("IsJumpActive", true);
        //}
        //else if (rigidBody2D.velocity.y == 0)
        //{
        //    anim.SetBool("IsJumpActive", false);
        //}
    }

    private bool CheckIfGrounded()
    {
        RaycastHit2D raycastHit2D = Physics2D.BoxCast(boxcollider2D.bounds.center, boxcollider2D.bounds.size, 0f, Vector2.down, .1f, platformslayermask);
        return raycastHit2D.collider != null;
    }
}