using System.Collections;
using UnityEngine;
using static PlayerController;

public class PlayerAttack : MonoBehaviour
{
    Animator animator;
    PlayerController controller;
    public float attackTime = 0.5f; // 공격 후 쿨다운
    private int attackCount = 0;        // 현재 공격 횟수
    private float lastAttackTime;
    private bool canAttack = true;
    private int attackIdx = 0; // 공격 애니메이션 인덱스 (0,1 반복)

    private string[] anim_Strings = { "AttackIdx", "AttackState", "idleState" };

    private void Start()
    {
        controller = GetComponent<PlayerController>();
        animator = GetComponentInChildren<Animator>();
        PlayManager.Instance.leftMouve += Attack;
    }

    private void Update()
    {
        if (controller.playerState == PlayerState.Dash) return;

        if (attackCount > 0 && Time.time - lastAttackTime >= attackTime)
        {
             AttackStop(); // 일반적인 경우는 그냥 AttackStop()
        }
    }

    void Attack()
    {
        if(!canAttack) return;
        controller.playerState = PlayerState.Attack;
        lastAttackTime = Time.time;
        attackCount++;

        Debug.Log($"Attack Count: {attackCount}, Attack Index: {attackIdx}");

        animator.SetInteger(anim_Strings[0], attackIdx); 
        attackIdx = (attackIdx + 1) % 2; 

        AttackRot();
        animator.SetFloat(anim_Strings[1], controller.idleState);

        if (attackCount >= 3)
        {
            StartCoroutine(AttackCooldown()); // 마지막 공격이면 쿨다운 실행
        }
    }

    public void AttackStop()
    {
        attackCount = 0;
        controller.playerState = PlayerState.Idle;
        animator.SetInteger(anim_Strings[0], -1);
    }

    IEnumerator AttackCooldown()
    {
        canAttack = false;
        yield return new WaitForSeconds(attackTime);
        AttackStop(); // 마지막 공격 후 Stop
        canAttack = true;
    }

    private void AttackRot()
    {
        Vector3 playerScreenPos = Camera.main.WorldToScreenPoint(transform.position);
        Vector3 mouseScreenPos = Input.mousePosition;

        bool isLeft = mouseScreenPos.x < playerScreenPos.x;

        if (Mathf.Abs(mouseScreenPos.x - playerScreenPos.x) > Mathf.Abs(mouseScreenPos.y - playerScreenPos.y))
        {
            transform.GetChild(0).localEulerAngles = isLeft ? new Vector3(0, 180, 0) : new Vector3(0, 0, 0);
            animator.SetFloat(anim_Strings[2], 1);
            controller.idleState = 1f;
        }
        else
        {
            if (mouseScreenPos.y > playerScreenPos.y)
            {
                animator.SetFloat(anim_Strings[2], 0.5f);
                controller.idleState = 2f / 3f;
            }
            else
            {
                animator.SetFloat(anim_Strings[2], 0);
                controller.idleState = 1f / 3f;
            }
        }
    }
}