using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.Assertions;
using HutongGames.PlayMaker;

public class Player : MonoBehaviour {

    public bool dead;
    public float speed = 4f;
    public int health = 3;
    public PlayMakerFSM UIManagerFSM;
    Animator anim;
    Rigidbody2D rb2d;
    Vector2 mov;  // Ahora es visible entre los métodos

    CircleCollider2D attackCollider;

    bool movePrevent;
    float facingVertical;
    float facingHorizontal;

    void Start () {
        anim = GetComponent<Animator>();
        rb2d = GetComponent<Rigidbody2D>();
        attackCollider = transform.GetChild(0).GetComponent<CircleCollider2D>();
        attackCollider.enabled = false;
    }

    void Update () {

        Movements ();
        Animations ();
        SwordAttack ();
        PreventMovement ();
    }

    void FixedUpdate () {
        rb2d.MovePosition(rb2d.position + mov * speed * Time.deltaTime);
    }

    void Movements () {
        mov = new Vector2(
            ControlFreak2.CF2Input.GetAxisRaw("Horizontal"),
            ControlFreak2.CF2Input.GetAxisRaw("Vertical")
        );

    }

    void Animations () {
        if (mov != Vector2.zero) {
            anim.SetFloat("movX", mov.x);
            anim.SetFloat("movY", mov.y);
            anim.SetBool("walking", true);
            setPlayerFacing(mov.x,mov.y);
        } else {
            anim.SetBool("walking", false);
            anim.SetFloat("movX", facingHorizontal);
            anim.SetFloat("movY", facingVertical);
        }
    }

    void SwordAttack () {
        AnimatorStateInfo stateInfo = anim.GetCurrentAnimatorStateInfo(0);
        bool attacking = stateInfo.IsName("Player_Attack");

        if (ControlFreak2.CF2Input.GetKeyDown(KeyCode.Space) && !attacking ){
            anim.SetTrigger("attacking");
        }

        if(attacking) { // El normalized siempre resulta ser un ciclo entre 0 y 1
            float playbackTime = stateInfo.normalizedTime;

            if (playbackTime > 0.05 && playbackTime < 0.7)
            {
               attackCollider.enabled = true;
               attackCollider.offset = new Vector2(facingHorizontal/2f, facingVertical/2f);
               attackCollider.offset = new Vector2(facingHorizontal/2.1f, facingVertical/2.1f);
            }
            else
            {
                attackCollider.enabled = false;
            }
        }

    }
    void PreventMovement () {
        if (movePrevent) {
            mov = Vector2.zero;
        }
    }

    IEnumerator EnableMovementAfter(float seconds){
        yield return new WaitForSeconds(seconds);
        movePrevent = false;
    }

    public void Attacked(){
        --health;
        UIManagerFSM.SendEvent("Update");
        if(health <= 0){
            anim.SetBool("dead", true);
            dead = true;
            movePrevent = true;
        }
    }

    void setPlayerFacing(float x, float y)
    {
            facingVertical = 0;
            facingHorizontal = 0;
            if(y>0)
            {
                facingVertical = 1.0f;
            }
            else if(y<0)
            {
                facingVertical = -1.0f;
            }
            else if(x>0)
            {
                facingHorizontal = 1.0f;
            }else if(x<0)
            {
                facingHorizontal = -1.0f;
            }
    }
}