using HighWayIot.Log4net;
using System;
using System.Text;
using System.Threading.Tasks;
using TouchSocket.Core;
using TouchSocket.Sockets;
using TcpClient = TouchSocket.Sockets.TcpClient;

namespace HighWayIot.TouchSocket
{
    public class TouchSocketTcpClient
    {
        private static LogHelper _logHelper = LogHelper.Instance;

        private static readonly Lazy<TouchSocketTcpClient> lazy = new Lazy<TouchSocketTcpClient>(() => new TouchSocketTcpClient());

        public static TouchSocketTcpClient Instance => lazy.Value;

        TcpClient client = new TcpClient();

        public async void TcpClient(string ip, string port)
        {
            client.Connecting = (client, e) =>
            {
                return EasyTask.CompletedTask;
            };//有客户端正在连接
            client.Connected = (client, e) =>
            {
                return EasyTask.CompletedTask;
            };//有客户端成功连接
            client.Closing = (client, e) =>
            {
                return EasyTask.CompletedTask;
            };//有客户端正在断开连接，只有当主动断开时才有效。
            client.Closed = (client, e) =>
            {
                return EasyTask.CompletedTask;
            };//有客户端断开连接
            client.Received = async (client, e) =>
            {
                //从客户端收到信息
                var mes = e.ByteBlock.Span.ToString(Encoding.UTF8);
                client.Logger.Info($"已从{client.IP}接收到信息：{mes}");
            };

            await client.SetupAsync(new TouchSocketConfig()
                .SetRemoteIPHost($"{ip}:{port}")
                .ConfigureContainer(a =>
                {
                    a.AddConsoleLogger();//添加一个日志注入
                }));

            Result result = Result.Default; //不断尝试重连
            do
            {
                result = await client.TryConnectAsync();
            }
            while (!result.IsSuccess);
            
            return;
        }

        /// <summary>
        /// 信息发送
        /// </summary>
        /// <param name="message">Bytes</param>
        /// <returns></returns>
        public async Task<bool> Send(byte[] message)
        {
            try
            {
                await client.SendAsync(message);
                return true;
            }
            catch (Exception e)
            {
                _logHelper.Error("发送数据发生错误" + e);
                return false;
            }
        }

    }
}