using SunlightAggregationManager.ViewModel;
using System;
using System.Collections.Generic;
using System.Data;
using System.Text;
using System.Text.Json;
using TouchSocket.Core;
using TouchSocket.Sockets;
using static SunlightAggregationManager.UserClass.AsyncTcpServer;

namespace SunlightAggregationManager.UserClass
{
    public class AsyncTcpClient
    {
        public static TouchSocket.Sockets.TcpClient tcpClient = new TouchSocket.Sockets.TcpClient();
        public static async void Configuration(string ip, string Name, string user, string Password)
        {
            await TcpClient(tcpClient, "tcp://"+ip);
        }

        public static async void TcpTransmit(object Dat)
        {           
            //发送字符串数据
            try
            {
                await tcpClient.SendAsync(JsonSerializer.Serialize(Dat));
            }
            catch (Exception ex)
            {
                Console.WriteLine("Tcp:" + ex.ToString());
            }
        }

        public static async Task TcpClient(TouchSocket.Sockets.TcpClient tcpClient, string ip)
        {
            tcpClient.Connecting = (client, e) => { return EasyTask.CompletedTask; };//即将连接到服务器，此时已经创建socket，但是还未建立tcp
            tcpClient.Connected = (client, e) =>
            {            
                //设定显示状态
                System.Data.DataRow targetRow =ViewModel.MainWindowViewModel._service.Select("Service = 'Sunlight_Server_Link'").FirstOrDefault()!;
                if (targetRow != null)
                {
                    targetRow.BeginEdit();
                    targetRow["Status"] = "Connected";
                    targetRow.EndEdit();
                }
                //发送本机信息到转发服务器
                Dictionary<string, object> myDict = new Dictionary<string, object>();
                myDict.Add("SERVEREnterprise", MainWindowViewModel.Enterprise);
                myDict.Add("SERVERMachineName", MainWindowViewModel.MachineName);
                myDict.Add("SERVERNAME", MainWindowViewModel.SERVERNAME);
                myDict.Add("SERVERUSER", MainWindowViewModel.SERVERUSER);
                myDict.Add("SERRVERPASWORD", MainWindowViewModel.SERRVERPASWORD);
                myDict.Add("MachineVer", MainWindowViewModel.MachineVer);
                TcpTransmit(myDict);

                Console.WriteLine("Sunlight_Server_Connected");
                return EasyTask.CompletedTask;
            };//成功连接到服务器
            tcpClient.Closing = (client, e) => {
                System.Data.DataRow targetRow = ViewModel.MainWindowViewModel._service.Select("Service = 'Sunlight_Server_Link'").FirstOrDefault()!;
                if (targetRow != null)
                {
                    targetRow.BeginEdit();
                    targetRow["Status"] = "Disconnect";
                    targetRow.EndEdit();
                }
                Console.WriteLine("Sunlight_Server_Disconnect");
                return EasyTask.CompletedTask; };//即将从服务器断开连接。此处仅主动断开才有效。
            tcpClient.Closed = (client, e) => {
                System.Data.DataRow targetRow = ViewModel.MainWindowViewModel._service.Select("Service = 'Sunlight_Server_Link'").FirstOrDefault()!;
                if (targetRow != null)
                {
                    targetRow.BeginEdit();
                    targetRow["Status"] = "Disconnect";
                    targetRow.EndEdit();
                }
                Console.WriteLine("Sunlight_Server_Disconnect");
                return EasyTask.CompletedTask; };//从服务器断开连接，当连接不成功时不会触发。
            #region Tcp客户端使用Received异步委托接收数据
            tcpClient.Received = (client, e) =>
            {
                //从服务器收到信息。但是一般byteBlock和requestInfo会根据适配器呈现不同的值。
                var mes = e.Memory.Span.ToString(Encoding.UTF8);

                try
                {
                    Person? deserializedPerson = JsonSerializer.Deserialize<Person>(mes);

                    var _user = MainWindowViewModel.Selet_Memory(MainWindowViewModel._userData, "State", "User='" +
                        deserializedPerson?.User + "' and Password ='" + deserializedPerson?.Password + "'");
                    if (_user != null)
                    {
                        string _dat = _user?.ToString() ?? "0";
                        if (_dat != "99")
                        {
                            //行为
                                Dictionary<string, object> myDict = new Dictionary<string, object>();
                                //myDict.Add("LinkID", client.Id);
                                myDict.Add("LastLoginIP", deserializedPerson?.IP ?? client.IP);
                                myDict.Add("LastActionTime", DateTime.Now);
                                myDict.Add("Note", deserializedPerson?.Dat ?? "unknown");
                                MainWindowViewModel.Updata_Memory(MainWindowViewModel._userData, "User='" + deserializedPerson?.User + "'", myDict);

                                Console.WriteLine("[Log on]User[" + deserializedPerson?.User + "]Note[" + (deserializedPerson?.Dat ?? "unknown") + "]");
                                CommandC(deserializedPerson?.Dat ?? "NOT", deserializedPerson!);                           
                        }
                        else
                        {//停用账号关闭连接
                            client.SendAsync("Account Deactivated");                           
                        }
                    }
                    else
                    { //无效账号关闭连接
                        client.SendAsync("Invalid Account");                        
                    }
                }
                catch (Exception ex)
                {//错误
                    Console.WriteLine("Tcp:" + ex.ToString());
                    client.SendAsync("Target instruction parsing error manager will close connection");                    
                }

                return EasyTask.CompletedTask;
            };
            #endregion

            try
            {
                await tcpClient.SetupAsync(new TouchSocketConfig()
                    .SetSingleStreamDataHandlingAdapter(() => new PeriodPackageAdapter())//以超时周期和包
                    .SetRemoteIPHost(ip)
                    .SetKeepAliveValue(options =>   //心跳
                    {
                        options.AckInterval = 2000;
                        options.Interval = 30 * 1000;
                    })
                    .ConfigurePlugins(a =>
                    {
                        a.UseReconnection<TouchSocket.Sockets.TcpClient>(options =>
                        {
                            options.PollingInterval = TimeSpan.FromSeconds(3);
                        });
                        
                    })
                    .ConfigureContainer(a =>
                    {
                        
                    }));

                await tcpClient.ConnectAsync();//调用连接，当连接不成功时，会抛出异常。
            }
            catch (Exception ex)
            {
                LogGing.ERRDATA(ex);
                Console.WriteLine("Tcp:" + ex.ToString());
            }
        }

        public static async void CommandC(string dat, Person person)//
        {
            try { 
            string Command = "", ret = "";

            Dictionary<string, object> data_ = new Dictionary<string, object>();
            var deserialized = JsonSerializer.Deserialize<Dictionary<string, object>>(dat)!;
            if (deserialized.TryGetValue("Command", out var val) && val != null) Command = val.ToString()!;
            if (Command == "Log")//回复请求的信息
            {
                DataRow? _user = MainWindowViewModel.Selet_Row(MainWindowViewModel._userData, "User='" +
                             person?.User + "' and Password ='" + person?.Password + "'");

                data_.Add("Enterprise", _user?.Field<object>("Enterprise") ?? "");
                data_.Add("Department", _user?.Field<object>("Department") ?? "");
                data_.Add("Groups", _user?.Field<object>("Groups") ?? "");
                data_.Add("UserId", _user?.Field<object>("UserID") ?? "");
                data_.Add("UserName", _user?.Field<object>("Name") ?? "");
                ret = JsonSerializer.Serialize(data_);
            }
            if (Command == "Info")//回复info请求的信息
            {
                var t = ToList(MainWindowViewModel._machines).ToJsonString();
                //格式化返回信息
                data_.Add("Info", t);
                ret = JsonSerializer.Serialize(data_);
            }
            if (Command == "Query")//回复Query请求的信息
            {
                string s_ = deserialized.GetValue("StartTime").ToString()!;
                string e_ = deserialized.GetValue("EndTime").ToString()!;
                string f_ = deserialized.GetValue("Field").ToString()!;

                DataTable resultTable = await MainWindowViewModel.dataBase.ExecuteQueryAsync("SELECT " +
                    f_ + " FROM [dbo].[Dyelots] " + "WHERE CreationTime>'" + s_ + "'and CreationTime<'" + e_ + "'");
                //格式化返回信息
                data_.Add("Query", Newtonsoft.Json.JsonConvert.SerializeObject(resultTable));
                ret = JsonSerializer.Serialize(data_);
            }
            if (Command == "QueryDyelot")//回复QueryDyelot请求的信息
            {
                string d_ = deserialized.GetValue("DyelotName").ToString()!;
                string f_ = deserialized.GetValue("Field").ToString()!;

                DataTable resultTable = await MainWindowViewModel.dataBase.ExecuteQueryAsync("SELECT " +
                    f_ + " FROM [dbo].[Dyelots] " + "WHERE Dyelot LIKE '" + d_ + "%'");
                //格式化返回信息
                data_.Add("Query", Newtonsoft.Json.JsonConvert.SerializeObject(resultTable));
                ret = JsonSerializer.Serialize(data_);
            }
            if (Command == "QueryDetail")//回复info请求的信息
            {
                string d_ = deserialized.GetValue("Dyelot").ToString()!;
                string r_ = deserialized.GetValue("ReDye").ToString()!;
                string f_ = deserialized.GetValue("Field").ToString()!;

                DataTable resultTable = await MainWindowViewModel.dataBase.ExecuteQueryAsync("SELECT " +
                    f_ + " FROM [dbo].[DyelotsBulkedRecipe] " + "WHERE Dyelot='" + d_ + "'and ReDye='" + r_ + "'");
                //格式化返回信息
                data_.Add("QueryDetail", Newtonsoft.Json.JsonConvert.SerializeObject(resultTable));
                ret = JsonSerializer.Serialize(data_);
            }

            person!.Dat = ret.ToString();
            var jsdat = JsonSerializer.Serialize(person);
            await tcpClient.SendAsync(jsdat);
            }
            catch (Exception ex)
            {
                LogGing.ERRDATA(ex);
                Console.WriteLine(ex.ToString());
            }
        }
    }
}