using Autofac;
using Microsoft.Extensions.Configuration;
using System.Collections.Concurrent;
using System.Diagnostics;
using YLErp.BLL;
using YLErp.Commons;
using YLErp.Models;
using YLErp.Modules.AppModule;

namespace YLErp
{
    public static class AppManager
    {
        static IContainer _iocContainer;
        static readonly ConcurrentDictionary<string, SysInfo> _sysInfoDic;
        static IConfiguration _configuration;

        static AppManager()
        {
            _sysInfoDic = new ConcurrentDictionary<string, SysInfo>(StringComparer.OrdinalIgnoreCase);

            YLAutoMapper.Initialize();
        }

        /// <summary>
        /// 程序版本
        /// </summary>
        public static Version Version => new(5, 5, 0, 20230329);

        /// <summary>
        /// 插件信息
        /// </summary>
        public static PluginInfo PluginInfo { get; private set; }

        /// <summary>
        /// 系统开始时间
        /// </summary>
        public static DateTime StartTime { get; } = DateTime.Now;

        /// <summary>
        /// 邮件发送配置
        /// </summary>
        public static SmtpConfigExt SmtpConfig { get; private set; } = new SmtpConfigExt();

        /// <summary>
        /// 子系统类型
        /// </summary>
        public static Enums.SubSystemName SubSystem { get; private set; }

        /// <summary>
        /// 系统初始化(日志|日历|数据映射|数据保护|系统升级|插件加载)
        /// </summary>
        public static void Initialize(Enums.SubSystemName subSystem, IConfiguration configuration)
        {
            SubSystem = subSystem;

            _configuration = configuration;

            //注册gb2312编码
            System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);

            void setEnvironment(string[] rootKeys, string pathSperator = ":")
            {
                foreach (var rootKey in rootKeys)
                {
                    var root = configuration.GetSection(rootKey);

                    foreach (var c in root.GetChildren())
                    {
                        var key = string.Concat(rootKey, pathSperator, c.Key);
                        Environment.SetEnvironmentVariable(key, c.Value?.Trim());
                    }
                }
            }

            setEnvironment(new[] { "ConnectionStrings", "AppSettings" });
            setEnvironment(new[] { "LibreOffice" }, "_");
            setEnvironment(new[] { "KafkaConfig" }, "_");
            setEnvironment(new[] { "BondOmsInterface" }, "_");
            setEnvironment(new[] { "OrcaleDatabaseConfig" }, "_");
            Environment.SetEnvironmentVariable("Reg_Report_Url", configuration["Reg_Report_Url"]);
            //用于必须引入程序集System.Numerics.Vectors
            _ = System.Numerics.Vector<double>.Zero;

            //初始化

            InitializeSetting setting = null;

            switch (subSystem)
            {
                case Enums.SubSystemName.OtcWeb:
                    setting = new InitializeSetting { UpgradeSystem = true, LoadPlugin = true };
                    break;
                case Enums.SubSystemName.PluginTest:
                    setting = new InitializeSetting { UpgradeSystem = false, LoadPlugin = true };
                    break;
                default:
                    setting = new InitializeSetting { UpgradeSystem = false, LoadPlugin = false };
                    break;
            }

            //初始化配置
            if (setting == null)
            {
                setting = new InitializeSetting();
            }

            //初始化QDP日历
            LogFactory.GetLogger(nameof(AppManager)).Info("初始化日历数据");
            CalendarBLL.ResetCalendarForQdp();

            //AppInitializer

            var initializer = new AppInitializer();

            //升级系统
            if (setting.UpgradeSystem)
            {
                initializer.UpgradSystem(Version);
            }

            //初始化配置
            initializer.InitializePsConfig(new SmtpConfigHandler(SmtpConfig));

            // 初始化Redis配置
            initializer.InitialRedisConfig();

            //otcformat
            if (subSystem == Enums.SubSystemName.OtcWeb)
            {
                var otcformat = initializer.GetOtcFormatConfig();
                var destFolder = OtcAppContext.MapPath("/App_Data/config");
                Directory.CreateDirectory(destFolder);
                var fmtFilePath = Path.Combine(destFolder, "otcformat.js");
                if (string.IsNullOrEmpty(otcformat))
                {
                    otcformat = File.ReadAllText(OtcAppContext.MapPath("/Scripts/init/otcformat.js"));
                    File.WriteAllText(fmtFilePath, otcformat);
                }
                else
                {
                    OtcFormatHelper.Initialize(otcformat);

                    File.WriteAllText(fmtFilePath, $"var main = main || {{}};\r\nmain.formatOptions={otcformat};");
                }
            }
            else
            {
                var otcformat = initializer.GetOtcFormatConfig();
                OtcFormatHelper.Initialize(otcformat);
            }

            //系统交易日期
            valuedateBLL.ResetValueDate();

            //载入插件
            if (setting.LoadPlugin)
            {
                PluginInfo = AppInitializer.InitializePlugin(out _iocContainer);
            }
        }

        /// <summary>
        /// 获取App配置
        /// </summary>
        public static string GetConnectionString(string dbname)
        {
            return dbname switch
            {
                "ylcms" => _configuration.GetConnectionString("ylcms"),
                "yladmin" => _configuration.GetConnectionString("yladmin"),
                "ylclient" => _configuration.GetConnectionString("ylclient"),
                "bondoms" => _configuration.GetConnectionString("bondoms"),
                "glms_bigdata" => _configuration.GetConnectionString("glms_bigdata"),
                "apex_oracle"=> _configuration.GetConnectionString("apex_oracle"),
                _ => string.Empty,
            };
        }

        /// <summary>
        /// 获取配置对象
        /// </summary>
        public static IConfiguration GetConfiguration()
        {
            return _configuration;
        }

        /// <summary>
        /// 解析IOC容器中的实现(当前主要用于插件)
        /// </summary>
        public static bool TryResolve<TService>(out TService service) where TService : class
        {
            service = default;

            if (_iocContainer == null || !typeof(TService).IsInterface)
            {
                return false;
            }

            using (var scope = _iocContainer.BeginLifetimeScope())
            {
                return scope.TryResolve(out service);
            }
        }

        /// <summary>
        /// 重置系统配置
        /// </summary>
        public static void ResetAppConfig()
        {
            new AppInitializer().InitializePsConfig(new SmtpConfigHandler(SmtpConfig));
        }

        /// <summary>
        /// 重置邮件发送配置
        /// </summary>
        public static void ResetSmtpConfig(SmtpConfigExt newSmtpConfig)
        {
            new SmtpConfigHandler(SmtpConfig).ResetConfig(newSmtpConfig, true);
        }

        /// <summary>
        /// 设置系统信息
        /// </summary>
        public static void SetSysInfo(string key, string message)
        {
            Trace.WriteLine(message, key ?? "SetSysInfo");

            if (key is null)
            {
                return;
            }

            _sysInfoDic.AddOrUpdate(key
                , k => new SysInfo
                {
                    Key = key,
                    Message = message,
                    TimeStamp = DateTime.Now
                }
                , (k, v) =>
                {
                    v.Message = message;
                    v.TimeStamp = DateTime.Now;
                    return v;
                });
        }

        /// <summary>
        /// 获取系统信息
        /// </summary>
        public static IEnumerable<SysInfo> GetSysInfo()
        {
            return _sysInfoDic.Values.OrderBy(n => n.Key).ToArray();
        }

        public static string GetSwapMonitorValue()
        {
            return new AppInitializer().GetConfigValue("MonitorConfig", "SwapConfig");
        }

        public static void SetSwapMonitorValue(string value)
        {
             new AppInitializer().SetConfigValue("MonitorConfig", "SwapConfig", value,"互换预付金监控预警设置");
        }

        public static string GetAppConfigValue(string group ,string key)
        {
            return new AppInitializer().GetConfigValue(group, key);
        }
        public static void SetAppConfigValue(string group, string key,string value,string remark)
        {
            new AppInitializer().SetConfigValue(group, key, value, remark);
        }
    }

    /// <summary>
    /// 系统信息
    /// </summary>
    public class SysInfo
    {
        public string Key { get; set; }

        public string Message { get; set; }

        public DateTime TimeStamp { get; set; } = DateTime.Now;
    }
}