using System;
using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting;
using UnityEngine;

public partial class PlayerMain : MonoBehaviour
{
    public static PlayerMain Instance {get; private set;}

    [SerializeField] private List<CharacterSO> characters;
    [SerializeField] private CharacterObject character;

    private PlayerInputHandler _input;
    private Rigidbody2D _rigidbody2D;
    private BoxCollider2D _collider2D;
    private CharacterSO _characterSO;
    private int _characterIndex;
    
    private void Awake()
    {
        if (Instance != null)
        {
            Debug.Log(name + " already exist! " + transform);
            Destroy(gameObject);
            return;
        }

        Instance = this;

        _input = GetComponent<PlayerInputHandler>();
        _rigidbody2D = GetComponent<Rigidbody2D>();
        _collider2D = GetComponent<BoxCollider2D>();
    }

    private void Start()
    {
        _input.OnJumpTrigger += Input_OnJumpTrigger;
        _input.OnChangeCharacterTrigger += Input_OnChangeCharacterTrigger;
        _input.OnRegularAttackTrigger += Input_OnRegularAttackTrigger;

        UpdateCharacter();
        
        _footOffset = _collider2D.size.x / 2f;
    }
    
    private void Update()
    {
        PhysicsCheck();
    }

    private void FixedUpdate()
    {
        MovementHandler();
        FacingDir();
    }
    
    private void Input_OnChangeCharacterTrigger(object sender, EventArgs e)
    {
        _characterIndex = (_characterIndex + 1) % characters.Count;
        UpdateCharacter();
    }

    private void UpdateCharacter()
    {
        _characterSO = characters[_characterIndex];
        UpdateCharacterVisual();
    }
}