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

public class PlayerController : MonoBehaviour{

    public GameObject humo;
    public float speed;
    public Transform child;
    public LightBar lightBar;
    public GameObject aura;
    public GameController gameController;
    public GameObject trigger;
    public GameObject circle;
    public Animator anim;
    public GameObject luz;
    [HideInInspector] public bool runOutOfLight;
    bool lost;
    bool lighted;
    Vector2 mov;
    Rigidbody2D rb2d;
    float defaultSpeed;

    float turnSmoothVelocity;

    bool brujula;

    bool lowLight;

    // Start is called before the first frame update
    void Start(){
        rb2d = GetComponent<Rigidbody2D>();
        defaultSpeed = speed;
    }

    // Update is called once per frame
    void Update(){
        if (!lost){
            if (Input.GetButtonDown("Fire")){
                if (brujula){
                    Invoke(nameof(VelaOff), 2);
                    humo.SetActive(false);
                    brujula = false;
                    anim.SetBool("Vela", false);
                }else{
                    VelaOn();
                    brujula = true;
                }
            }

            float h = Input.GetAxisRaw("Horizontal");
            float v = Input.GetAxisRaw("Vertical");
            mov = new Vector2(h, v);

            if (mov.magnitude > .1f){
                anim.SetBool("Walking", true);

                float targetAngle = Mathf.Atan2(mov.x, mov.y) * Mathf.Rad2Deg;
                float angle = Mathf.SmoothDampAngle(child.localEulerAngles.y, targetAngle, ref turnSmoothVelocity, .1f);
                child.localRotation = Quaternion.Euler(0f, angle, 0f);
            }else{
                anim.SetBool("Walking", false);
            }
        }else{
            mov = Vector2.zero;
        }
        if(lightBar.time <= lightBar.maxTime / 2 && lowLight){
            AudioManager.instance.FadeMutedIn("Theme2", 2f);
            lowLight = true;
        }
        
        if(lightBar.time <= 0 && !lighted){
            luz.SetActive(false);
            Invoke(nameof(FinalLight), 1);
            trigger.SetActive(true);
            gameController.readyToSpawn = false;
            AudioManager.instance.Stop("Vela");
            trigger.SetActive(true);
            lighted = true;
        }
    }

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

    void FinalLight(){
        aura.SetActive(false);
        trigger.SetActive(false);
        CancelInvoke();
        runOutOfLight = true;
    }

    void VelaOn(){
        humo.SetActive(true);
        speed = 0;
        anim.SetBool("Vela", true);
    }

    void VelaOff(){
        speed = defaultSpeed;
    }

    void OnCollisionEnter2D(Collision2D col){
        if(col.gameObject.CompareTag("Enemy") && !aura.activeSelf && !lost){
            Invoke(nameof(GameOver), 5f);
            anim.SetBool("Dead", true);
            AudioManager.instance.Stop("Theme");
            AudioManager.instance.Stop("Theme2");
            AudioManager.instance.Play("Death");
            lost = true;
        }
    }

    void GameOver(){
        gameController.gameOver = true;
    }
}