using IchniOnline.Online.Models;
using TapSDK.Login;
using UnityEngine;

namespace IchniOnline.Online.Logic
{
    /// <summary>
    /// 登录缓存的读写管理器。所有方法均为静态，可在任意位置调用。
    /// 使用 ES3 进行本地持久化。
    /// </summary>
    public static class LoginCacheManager
    {
        private const string ES3_KEY = "Ichni_LoginCache";

        /// <summary>
        /// 本地是否存在有效的登录缓存
        /// </summary>
        public static bool HasCachedLogin
        {
            get
            {
                if (!ES3.KeyExists(ES3_KEY)) return false;
                var data = ES3.Load<LoginCacheData>(ES3_KEY);
                return data != null && data.IsValid;
            }
        }

        /// <summary>
        /// 获取缓存的登录数据，无缓存返回 null
        /// </summary>
        public static LoginCacheData CachedData
        {
            get
            {
                if (!ES3.KeyExists(ES3_KEY)) return null;
                return ES3.Load<LoginCacheData>(ES3_KEY);
            }
        }

        /// <summary>
        /// 将 TapTap 登录结果写入本地缓存
        /// </summary>
        public static void SaveFromTapTapAccount(TapTapAccount account)
        {
            if (account == null)
            {
                Debug.LogWarning("[LoginCacheManager] account 为 null，跳过缓存");
                return;
            }

            var data = new LoginCacheData(
                account.openId,
                account.unionId,
                account.name,
                account.avatar,
                account.email
            );

            ES3.Save(ES3_KEY, data);
            Debug.Log($"[LoginCacheManager] 已缓存登录数据，openId={data.openId}");
        }

        /// <summary>
        /// 写入模拟数据（供编辑器工具使用）
        /// </summary>
        public static void SaveMockData()
        {
            var data = new LoginCacheData(
                "mock_openid_001",
                "mock_unionid_001",
                "MockUser",
                "",
                "mock@test.com"
            );

            ES3.Save(ES3_KEY, data);
            Debug.Log($"[LoginCacheManager] 已写入模拟缓存数据");
        }

        /// <summary>
        /// 清除本地登录缓存
        /// </summary>
        public static void Clear()
        {
            if (ES3.KeyExists(ES3_KEY))
            {
                ES3.DeleteKey(ES3_KEY);
                Debug.Log("[LoginCacheManager] 已清除登录缓存");
            }
        }
    }
}