using System;
using Activity.Data;
using Activity.Services;
using asap.core;
using cfg;
using GameCore;
using UniRx;
using UnityEngine;

namespace Activity
{
    public abstract class AEventDataManager
    {
        protected readonly CompositeDisposable CompositeDisposable = new();
        private Tables _tables;

        public Tables Tables => _tables ??= GContext.container.Resolve<Tables>();

        public void Dispose()
        {
            CompositeDisposable?.Dispose();
        }

        #region 依赖注入

        private IEventDataRepository _dataRepository;
        private IEventTokenService _tokenService;

        /// <summary>
        ///     数据仓库 - 负责数据的持久化
        /// </summary>
        protected IEventDataRepository Repository =>
            _dataRepository ??= GContext.container?.Resolve<IEventDataRepository>();

        /// <summary>
        ///     代币服务 - 负责代币的统一管理
        /// </summary>
        protected IEventTokenService TokenService =>
            _tokenService ??= GContext.container?.Resolve<IEventTokenService>();

        #endregion

        #region 数据操作（无状态接口）

        /// <summary>
        ///     加载数据 - UI/Sentry 调用
        /// </summary>
        public virtual T LoadData<T>() where T : IEventData, new()
        {
            return Repository.Load<T>() ?? new T();
        }

        /// <summary>
        ///     保存数据 - 显式保存
        /// </summary>
        public virtual void SaveData<T>(T data) where T : IEventData, new()
        {
            if (data == null) return;
            Repository?.Save(data);
            // 发布数据保存事件，通知订阅者刷新缓存
            GContext.Publish(data);
        }

        /// <summary>
        ///     刷新数据 - Sentry 调用，返回新创建或加载的数据
        ///     基类实现：加载缓存数据，如不存在则创建新数据
        /// </summary>
        public virtual T RefreshData<T>(FishingEvent eventConfig) where T : IEventData, new()
        {
            var cachedData = Repository.Load<T>();
            if (cachedData != null && cachedData.EventID == eventConfig.ID) return cachedData;

            var newData = CreateData<T>(eventConfig);

            OnDataInitialized(newData, eventConfig);

            // 根据子类返回值决定是否自动保存
            if (AutoSaveOnCreate(newData))
            {
                Repository.Save(newData);
            }

            return newData;
        }

        /// <summary>
        ///     创建新数据实例 - 子类可重写
        /// </summary>
        protected virtual T CreateData<T>(FishingEvent eventConfig) where T : IEventData, new()
        {
            var playerData = GContext.container.Resolve<PlayerData>();
            return new T
            {
                EventID = eventConfig.ID,
                FishingEvent = eventConfig,
                InflationRate = playerData.InflationRate,
                VipLevel = playerData.PriceLv
            };
        }

        /// <summary>
        ///     数据初始化钩子 - 子类可重写
        /// </summary>
        protected virtual void OnDataInitialized(IEventData data, FishingEvent eventConfig)
        {
            
        }


        /// <summary>
        ///     是否在新数据创建后自动保存 - 子类可重写
        /// </summary>
        protected virtual bool AutoSaveOnCreate<T>(T data) where T : IEventData, new() => true;

        #endregion

        #region 代币操作（委托给 IEventTokenService）

        public virtual void AddToken<T>(T data, int count) where T : IEventData, new()
        {
            try
            {
                if (data == null || data.EventID <= 0) return;
                TokenService?.AddToken(data.EventID, count);
            }
            catch (Exception e)
            {
                Debug.LogError($"[AEventDataManager] Failed to add token for {typeof(T).Name}: {e.Message}");
            }
        }

        public virtual void RemoveToken<T>(T data, int count) where T : IEventData, new()
        {
            try
            {
                if (data == null || data.EventID <= 0) return;
                TokenService?.RemoveToken(data.EventID, count);
            }
            catch (Exception e)
            {
                Debug.LogError($"[AEventDataManager] Failed to remove token for {typeof(T).Name}: {e.Message}");
            }
        }

        public virtual int GetTokenCount<T>(T data) where T : IEventData, new()
        {
            try
            {
                if (data == null || data.EventID <= 0) return 0;
                return TokenService?.GetTokenCount(data.EventID) ?? 0;
            }
            catch (Exception e)
            {
                Debug.LogError($"[AEventDataManager] Failed to get token count for {typeof(T).Name}: {e.Message}");
                return 0;
            }
        }
        #endregion
    }

    public abstract class AEventDataManager<T> : AEventDataManager where T : IEventData, new()
    {
        #region 数据操作（调用基类泛型方法）

        /// <summary>
        ///     加载数据 - 调用基类泛型方法
        /// </summary>
        public virtual T LoadData()
        {
            return base.LoadData<T>();
        }

        /// <summary>
        ///     保存数据 - 调用基类泛型方法
        /// </summary>
        public virtual void SaveData(T data)
        {
            base.SaveData(data);
        }

        /// <summary>
        ///     刷新数据 - 调用基类泛型方法
        /// </summary>
        public virtual T RefreshData(FishingEvent eventConfig)
        {
            var data = base.RefreshData<T>(eventConfig);
            if (this is IActivityEventRedPoint<T> red)
                red.SetRedPoint(data);
            return data;
        }

        /// <summary>
        ///     数据初始化钩子 - 重写
        /// </summary>
        protected override void OnDataInitialized(IEventData data, FishingEvent eventConfig)
        {
            base.OnDataInitialized(data, eventConfig);
        }

        /// <summary>
        ///     泛型子类默认自动保存新创建的数据
        /// </summary>
        protected override bool AutoSaveOnCreate<TData>(TData data) => true;

        #endregion

        #region 代币操作（委托给基类）

        public virtual void AddToken(T data, int count)
        {
            base.AddToken(data, count);
        }

        public virtual void RemoveToken(T data, int count)
        {
            base.RemoveToken(data, count);
        }

        public virtual int GetTokenCount(T data)
        {
            return base.GetTokenCount(data);
        }

        #endregion
    }

    /// <summary>
    /// 活动入口红点：由具体 <see cref="AEventDataManager{T}"/> 实现。
    /// Key、State、数量等规则放在实现类内部；框架仅通过本接口调用 <see cref="SetRedPoint"/>（如 <see cref="AEventDataManager{T}.RefreshData"/>、代币 <see cref="ActivityEventTokenBalanceChanged"/> 转发）。
    /// </summary>
    public interface IActivityEventRedPoint<T> where T : IEventData, new()
    {
        void SetRedPoint(T data);
    }
}