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

public class Player : MonoBehaviour
{
    public GameObject StartPanel;
    // public Color[] pogeColors;
    [SerializeField]private Animator anim;
    [SerializeField]private Transform body;
    [field:SerializeField]public Vector2 Velocity {get; private set;}
    [SerializeField]private float gravity=1;
    [SerializeField]private float jumpForce= 5;
    [SerializeField]private float forwardSpeed=  0.1f;
    [SerializeField]private float jumpCooldown = 0.5f;
    [SerializeField]private float radius = 0.5f;
    [SerializeField]private Transform paralEffect;
    [SerializeField]private Vector3 paralEffectVector;

    [Header("Sprites")]
    public Sprite normalFace;
    public Sprite sadFace;
    public Sprite jumpFace;
    public bool isReadyToJump { get{ return jumpTimer >= jumpCooldown;}}


    private float jumpTimer= 0;

    private Vector3 startPos;
    public bool isAlive{get;private set;}


    private SpriteRenderer spriteRenderer;

    private TimeAliveMoney timeAliveMoney;
    public bool gameStarted = false;


    [SerializeField]private Rigidbody2D playerRigidbody;

    void Start(){
        StartPanel.SetActive(true);
        spriteRenderer = GetComponent<SpriteRenderer>();
        timeAliveMoney = GetComponent<TimeAliveMoney>();
        isAlive = true;
        spriteRenderer.sprite =normalFace;
        // spriteRenderer.color = pogeColors[DataManager.selectedPogeLevel];
        foreach(PogeSkinItem skinItem in GetComponentsInChildren<PogeSkinItem>()){
            skinItem.SetSprite(DataManager.selectedPogeLevel);
            Debug.Log("Changing skin of " + skinItem.name + " to " + DataManager.selectedPogeLevel);
        }

        startPos = body.position;
        Velocity = new Vector2(forwardSpeed,0);

        CameraFollower.Target= body;
        CameraFollower.UpdateFrame();

        playerRigidbody.bodyType = RigidbodyType2D.Static;
        playerRigidbody.gravityScale = 0;

        defaultY = paralEffect.position.y;
    }
    int lastX = 0;
    void FixedUpdate()
    {
        if(Input.GetKey(KeyCode.Space)){
            Jump();
        }

        if (!gameStarted)
        {
            return;
        }

        if(!isAlive){ return; }
        HandleDeath();

        
        HandleJump();

        if(lastX != (int)body.position.x){
            lastX = (int)body.position.x;
            LevelGenerator.instance.GenerateAhead(2);
        }

        //Gravity
        Velocity -= new Vector2(0, gravity);

        body.Translate(Velocity);

        CameraFollower.UpdateFrame();
        Parallex();
    }
    float defaultY = -100000;
    void Parallex(){
        paralEffect.Translate(paralEffectVector);
        // paralEffect.position = Vector3.Lerp(paralEffect.position,new Vector3(paralEffect.position.x, defaultY),0.01f);
    }

    void HandleDeath(){
        Collider2D col = Physics2D.OverlapCircle(body.position, radius);
        if(col == null){ return;}
        if(col.tag == "Death"){
            Die();
            return;
        }

        if(body.position.y < 0){
            Die();
        }
    }

    void Die(){
        Debug.Log("Im dead bro");
        timeAliveMoney.OnPlayerDeath();
        isAlive = false;
        spriteRenderer.sprite = sadFace;

        GameUI.ShowDeath();
    }

    void HandleJump(){
        if(jumpTimer < jumpCooldown){
            jumpTimer += Time.deltaTime;
        }
    }


    public void Jump(){
        if (!gameStarted)
        {
            gameStarted = true;
            StartPanel.SetActive(false);
            playerRigidbody.bodyType = RigidbodyType2D.Dynamic;
            playerRigidbody.gravityScale = gravity;
        }
        if(!isReadyToJump){ return; }
        jumpTimer =0;
        Velocity = new Vector2(Velocity.x, jumpForce);
        anim.CrossFadeInFixedTime("jump",0.01f);
        // paralEffect.position -= new Vector3(0,20);
        StartCoroutine(switchToJumpFace());
    }


    IEnumerator switchToJumpFace(){
        spriteRenderer.sprite = jumpFace;
        yield return new WaitForSeconds(0.5f);
        spriteRenderer.sprite = normalFace;
    }


    void OnValidate(){
        if(body == null){
            body = transform;
        }
    }


    void OnTriggerEnter2D(Collider2D other){
        Debug.Log(other.name);
    }

    void OnGizmos(){
        Gizmos.DrawWireSphere(body.position, radius);
    }
}