using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Sockets;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using System.Threading.Tasks;
using TouchSocket.Core;
using TouchSocket.Sockets;
using WCS.BLL.HardWare;
using WCS.DAL.Db;
using WCS.DAL.DbModels;

namespace WCS.BLL.Manager
{
    public static class TCPClientManager
    {
        /// <summary>
        /// 货架类型的TCP连接管理
        /// </summary>
        public static List<TCPClient> TCPClients = new List<TCPClient>();
        public static void InitTcpClient()
        {
            var ips = DbHelp.db.Queryable<ShelfInfo>()
                               //.Where(t => t.ShelfCode.Contains("C"))
                               .Select(t => t.ClientIp)
                               .Distinct()
                               .ToList();
            foreach (var ip in ips)
            {
                var tcpCleint = new TCPClient(ip, "192.168.9.183:20003");
                //配置断线重连
                tcpCleint.tcpClient.Received += (client, e) =>
                {
                    var clientIpHost = client.IP + ":" + client.Port;
                    var TcpCleint = TCPClientManager.GetTCPClientByIPHost(clientIpHost);
                    if (TcpCleint == null)
                    {
                        //TO DO
                        return EasyTask.CompletedTask;
                    }

                    var data = e.ByteBlock.Buffer.Take((int)e.ByteBlock.Length).ToArray();
                    e.ByteBlock.Clear();
                    var len = data.Length;
                    for (int index = 0; index < data.Length - TcpCleint.PreFixLength; index++)
                    {
                        //协议拆包 通过前缀校验是否为完整数据包
                        var prefixInData = data.Skip(index).Take(TcpCleint.PreFixLength);
                        var isEqual = prefixInData.SequenceEqual(TcpCleint.Prefix);
                        if (isEqual)
                        {
                            Logs.Write("协议处理1！");
                            var dataTemp = data.Skip(index).Take(TcpCleint.PreFixLength + TcpCleint.DataLength).ToArray();
                            if (dataTemp.Length < TcpCleint.PreFixLength + TcpCleint.DataLength)//拆包后不满足一条指令的长度
                            {
                                continue;
                            }
                            index += (TcpCleint.PreFixLength + TcpCleint.DataLength - 1);//每次循环index会+1 所以这里-1
                                                                                         //获取板子ID
                            var boardId = (dataTemp[TcpCleint.PreFixLength + 0] << 8) + dataTemp[TcpCleint.PreFixLength + 1];
                            var lightNumber = Convert.ToInt32(dataTemp[TcpCleint.PreFixLength + 3]);

                            Logs.Write("协议处理2！");
                            //报警灯
                            if (dataTemp[TcpCleint.PreFixLength + 2] == 0x20)
                            {
                                var shelf = ShelfManager.Shelves.Where(t => t.ClientIp == clientIpHost)
                                                                .Where(t => t.LightId == boardId)
                                                                .FirstOrDefault();
                                var smartShelf = shelf as SmartShelf;
                                smartShelf?.ProtocolProcess(dataTemp, boardId, lightNumber);
                            }
                            //!= 0x20  货架类型协议返回
                            else
                            {
                                Logs.Write("协议处理3！");
                                var shelf = ShelfManager.Shelves
                                                              .Where(t => t.ClientIp == clientIpHost)
                                                              .Where(t => t.ModuleIds.Contains(boardId))
                                                              .FirstOrDefault();
                                var smartShelf = shelf as SmartShelf;
                                smartShelf?.ProtocolProcess(dataTemp, boardId, lightNumber);

                            }

                            //协议处理 判断功能位
                            //switch (dataTemp[TcpCleint.PreFixLength + 2])
                            //{
                            //    case 0x20://进入入库模式信号
                            //        //GoInInstoreProcess(dataTemp, boardId, lightNumber);
                            //        break;
                            //    case 0x03://正常入库信号
                            //        //InStoreReturnProcess(dataTemp);
                            //        break;
                            //    default:
                            //        ;
                            //        break;
                            //}
                        }
                    }
                    Logs.Write("协议处理完毕！");
                    return EasyTask.CompletedTask;
                };
                TCPClients.Add(tcpCleint);
                tcpCleint.Connect();
            }
        }

        //后台启动时给所有板子、警示灯发送复位操作 保持状态一致
        public static void InitStatus()
        {
            Task.Run(() =>
            {
                try
                {
                    Thread.Sleep(1000);
                    //给所有板子发复位
                    TCPClients.ForEach(tcpClient =>
                    {
                        //板子复位
                        new SmartShelfModule()
                        {
                            BoardId = 2047
                        }.Reset(tcpClient);
                        //报警灯复位
                        new WarningLight().CloseLight(tcpClient);
                    });
                }
                catch (Exception ex)
                {
                    Logs.Write($"启动时复位异常，{ex.Message}");
                }
            });
        }
        public static TCPClient GetTCPClientByIPHost(string IpHost)
        {
            return TCPClients.Where(t => t.RemoteIPHost == IpHost).FirstOrDefault();
        }
    }
}