using AgileConfig.Client;

using HuanMeng.DotNetCore.MultiTenant.Contract;
using HuanMeng.DotNetCore.MultiTenant;

using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.Hosting;

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using XLib.DotNetCore.CacheHelper;
using Microsoft.Extensions.Configuration;
using Microsoft.IdentityModel.Protocols;
using SKIT.FlurlHttpClient.Wechat.TenpayV3.Models;
using HuanMeng.MiaoYu.Code.Payment;
using System.Collections.Frozen;
using HuanMeng.MiaoYu.Code.Music;

namespace HuanMeng.MiaoYu.Code.AppExtend
{
    /// <summary>
    /// app配置项扩展
    /// </summary>
    public static class AppConfigurationExtend
    {
        /// <summary>
        /// 配置数据
        /// </summary>
        //public static ConfigClient AppConfigClient { get; set; }

        /// <summary>
        /// 
        /// </summary>
        public static ConfigurationManager ConfigurationManager { get; set; }

        /// <summary>
        /// 
        /// </summary>
        public static ConcurrentDictionary<string, AppConfig> AppConfigs { get; set; } = new ConcurrentDictionary<string, AppConfig>();

        /// <summary>
        /// 获取配置项
        /// </summary>
        /// <param name="domainName"></param>
        /// <returns></returns>
        public static AppConfig GetAppConfig(string domainName)
        {
            if (AppConfigs.TryGetValue(domainName, out var appConfig))
            {

                return appConfig;
            }
            if (AppConfigs.TryGetValue("default", out appConfig))
            {
                return appConfig;
            }

            return AppConfigs.FirstOrDefault().Value;
        }

        /// <summary>
        /// 获取配置项
        /// </summary>
        /// <param name="identifier"></param>
        /// <returns></returns>
        public static AppConfig? GetAppConfigIdentifier(string identifier)
        {
            var app = AppConfigs.Where(it => it.Value.Identifier == identifier).Select(it => it.Value).FirstOrDefault();

            return app;
        }


        /// <summary>
        /// 配置版本号
        /// </summary>
        public static string AppVersion
        {
            get;
            set;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="args"></param>
        public static void ConfigClient_ConfigChanged(ConfigReloadedArgs args)
        {

            if (args.OldConfigs.TryGetValue("Version", out var vresion) && args.NewConfigs.TryGetValue("Version", out var newVersion))
            {
                if (vresion != newVersion)
                {
                    MemoryCacheHelper.cache.Clear();
                }
            }
            VerifyTenant(args);
            if (VerifyTenant(args, "Payment:WeChatConfig"))
            {
                PaymentExtend.AddWeChat(ConfigurationManager);
            }
            if (VerifyTenant(args, "Payment:AlipayConfig"))
            {
                PaymentExtend.AddAlipay(ConfigurationManager);

            }
        }



        /// <summary>
        /// 初始化
        /// </summary>
        /// <param name="builder"></param>
        /// <returns></returns>
        public static WebApplicationBuilder AddAppConfigClient(this WebApplicationBuilder builder)
        {
            var configClient = new ConfigClient(builder.Configuration);
            builder.Host.UseAgileConfig(configClient, ConfigClient_ConfigChanged);
            //AppConfigClient = configClient;
            ConfigurationManager = builder.Configuration;
            AppConfigInit(builder.Configuration);
            builder.Services.AddScoped<AppConfig>();
            builder.Services.AddHostedService<AppConfigExtendServer>();
            builder.Services.AddHostedService<MusicService>();

            return builder;

        }
        #region 租户
        /// <summary>
        /// 
        /// </summary>
        /// <param name="appConfig"></param>
        /// <param name="tenantInfo"></param>
        /// <returns></returns>
        public static ITenantInfo ToITenantInfo(this AppConfig appConfig, ITenantInfo? tenantInfo = null)
        {
            if (tenantInfo == null)
            {
                tenantInfo = new TenantInfo();
            }
            tenantInfo.TenantId = appConfig.TenantId;
            tenantInfo.Identifier = appConfig.Identifier;
            tenantInfo.Name = appConfig.Name;
            tenantInfo.ConnectionString = appConfig.ConnectionString;
            return tenantInfo;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="appConfig"></param>
        /// <param name="newAppConfig"></param>
        /// <returns></returns>
        public static AppConfig ToAppConfig(this AppConfig appConfig, AppConfig? newAppConfig = null)
        {
            if (newAppConfig == null)
            {
                newAppConfig = new AppConfig();
            }
            newAppConfig.TenantId = appConfig.TenantId;
            newAppConfig.Identifier = appConfig.Identifier;
            newAppConfig.Name = appConfig.Name;
            newAppConfig.ConnectionString = appConfig.ConnectionString;
            newAppConfig.DomainName = appConfig.DomainName;
            newAppConfig.RedisConnectionString = appConfig.RedisConnectionString;
            if (appConfig.Payment == null)
            {
                appConfig.Payment = new PaymentModel() { };
            }
            newAppConfig.Payment = appConfig.Payment;
            return newAppConfig;
        }
        /// <summary>
        /// 验证多租户
        /// </summary>
        /// <param name="args"></param>
        private static bool VerifyTenant(ConfigReloadedArgs args, string key)
        {
            var newTenant = args.NewConfigs.Where(it => it.Key.Contains(key)).ToDictionary();
            var oldTenant = args.OldConfigs.Where(it => it.Key.Contains(key)).ToDictionary();
            bool areEqual = newTenant.Count == oldTenant.Count &&
                !newTenant.Except(oldTenant).Any();
            if (!areEqual)
            {
                //更新缓存
                //AppConfigInit(ConfigurationManager);
                return true;
            }
            return false;
        }

        /// <summary>
        /// 验证多租户
        /// </summary>
        /// <param name="args"></param>
        private static void VerifyTenant(ConfigReloadedArgs args)
        {
            var newTenant = args.NewConfigs.Where(it => it.Key.Contains("Tenant")).ToDictionary();
            var oldTenant = args.OldConfigs.Where(it => it.Key.Contains("Tenant")).ToDictionary();
            bool areEqual = newTenant.Count == oldTenant.Count &&
                !newTenant.Except(oldTenant).Any();
            if (!areEqual)
            {
                //更新缓存
                AppConfigInit(ConfigurationManager);
            }

        }
        /// <summary>
        /// 初始化租户数据
        /// </summary>
        /// <param name="configurationManager"></param>
        private static void AppConfigInit(ConfigurationManager configurationManager)
        {
            var tenants = configurationManager.GetSection("Tenant").Get<List<AppConfig>>();
            if (tenants != null)
            {
                ConcurrentDictionary<string, AppConfig> _AppConfigs = new ConcurrentDictionary<string, AppConfig>();
                if (tenants.Count > 0)
                {
                    tenants?.ForEach(t =>
                    {

                        if (!_AppConfigs.TryAdd(t.DomainName, t))
                        {
                            Console.WriteLine($"{t.DomainName}配置加载失败");
                        }
                        if (t.Name == "default")
                        {
                            _AppConfigs.TryAdd("default", t);
                        }
                    });
                    if (!_AppConfigs.TryGetValue("default", out var x))
                    {
                        _AppConfigs.TryAdd("default", tenants[0]);
                    }
                }
                else
                {
                    _AppConfigs.TryAdd("default", new AppConfig());
                }
                AppConfigs = _AppConfigs;
            }
        }
        #endregion


        #region 测试用户
        /// <summary>
        /// 测试账号数据
        /// </summary>
        public static ConcurrentDictionary<Guid, FrozenDictionary<string, int>>? TestAccountList { get; set; }
        /// <summary>
        /// 获取测试账号
        /// </summary>
        /// <param name="dao"></param>
        /// <returns></returns>
        public static FrozenDictionary<string, int> GetTestAccount(DAO dao)
        {
            if (TestAccountList == null)
            {
                TestAccountList = new ConcurrentDictionary<Guid, FrozenDictionary<string, int>>();
            }
            var t = dao.daoDbMiaoYu.context.TenantInfo.TenantId;
            if (TestAccountList.ContainsKey(t))
            {
                return TestAccountList[t];
            }

            var dir = dao.daoDbMiaoYu.context.T_User.Where(it => it.IsTest == true && it.State == 0).Select(it =>
             new
             {
                 PhoneNumAccount = dao.daoDbMiaoYu.context.T_User_Phone_Account.FirstOrDefault(item => item.UserId == it.Id).PhoneNum,
                 userid = it.Id
             }).Where(it => !string.IsNullOrEmpty(it.PhoneNumAccount)).ToDictionary(it => it.PhoneNumAccount, kvp => kvp.userid);
            var f = dir.ToFrozenDictionary();
            TestAccountList.TryAdd(t, f);
            return f;
        }

        /// <summary>
        /// 是否是测试账号
        /// </summary>
        /// <param name="phoneNum"></param>
        /// <param name="dao"></param>
        /// <returns></returns>
        public static bool IsTestAccount(string phoneNum, DAO dao)
        {
            var t = GetTestAccount(dao);
            return t.ContainsKey(phoneNum);
        }

        /// <summary>
        /// 是否是测试账号
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="dao"></param>
        /// <returns></returns>
        public static bool IsTestAccount(int userId, DAO dao)
        {
            var t = GetTestAccount(dao);
            return t.Where(it => it.Value == userId).Any();
        }
        #endregion
    }

}