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

public class CardEventSvc
{
    private readonly Dictionary<CardOSData.EVENT_REGISTER_CARD_ENUM, List<Action<object>>> eventActions = new();

    private readonly Dictionary<CardOSData.EVENT_REGISTER_CARD_ENUM, Type> eventBindMap = new()
    {
        { CardOSData.EVENT_REGISTER_CARD_ENUM.EVENT_LET_ME_DRAW_CARD, typeof(CardOSData.STRUCT_EVENT_DRAW_CARD) },
        { CardOSData.EVENT_REGISTER_CARD_ENUM.EVENT_LET_OS_DEAL_CARD_FINISH, typeof(int) },
        { CardOSData.EVENT_REGISTER_CARD_ENUM.EVENT_LET_ME_DROP_CARD, typeof(CardOSData.STRUCT_EVENT_DROP_CARD) }
    };

    public void EVENT_REGISTER<T>(CardOSData.EVENT_REGISTER_CARD_ENUM event_name, Action<T> callback) where T : struct
    {
        if (!eventBindMap.ContainsKey(event_name))
        {
            Debug.LogError($"申请注册事件错误: 未绑定的数据类型{event_name}");
            return;
        }

        if (eventBindMap[event_name] != typeof(T))
        {
            Debug.LogError($"申请注册事件错误: 数据类型不匹配{event_name}");
            return;
        }

        if (!eventActions.ContainsKey(event_name))
            eventActions[event_name] = new List<Action<object>>();
        void wrapper(object obj) => callback((T)obj);
        eventActions[event_name].Add(wrapper);
        Debug.Log($"申请注册事件: {event_name}");
    }

    public void EVENT_UNREGISTER<T>(CardOSData.EVENT_REGISTER_CARD_ENUM event_name, Action<T> callback) where T : struct
    {
        if (!eventBindMap.ContainsKey(event_name))
        {
            Debug.LogError($"取消注册事件错误: 未绑定的数据类型{event_name}");
            return;
        }

        if (eventBindMap[event_name] != typeof(T))
        {
            Debug.LogError($"取消注册事件错误: 数据类型不匹配{event_name}");
            return;
        }

        if (!eventActions.ContainsKey(event_name))
        {
            Debug.LogError($"取消注册事件错误: 未找到事件");
            return;
        }

        void wrapper(object obj) => callback((T)obj);
        eventActions[event_name].Remove(wrapper);
        Debug.Log($"取消注册事件: {event_name}");
    }

    public void EVENT_TRIGGER(CardOSData.EVENT_REGISTER_CARD_ENUM event_name, object data)
    {
        if (!eventBindMap.ContainsKey(event_name))
        {
            Debug.LogError($"触发事件错误: 未绑定的数据类型{event_name}");
            return;
        }

        if (data == null || data.GetType() != eventBindMap[event_name])
        {
            Debug.LogError($"触发事件错误: 数据类型不匹配{event_name}");
            return;
        }

        if (!eventActions.ContainsKey(event_name))
        {
            Debug.LogError($"触发事件错误: 未找到事件");
            return;
        }

        eventActions[event_name].ForEach(action => action.Invoke(data));
        Debug.Log($"触发事件: {event_name}");
    }
}