ww-jst/wmsjst/JSMachine.WMS.Business/SSE/SseEngine.cs

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

namespace JSMachine.WMS.Business.SSE
{
    public static class SseEngine
    {
        private static readonly List<ClientConnection> _clients = [];

        public static void AddClient(ClientConnection client)
        {
            _clients.Add(client);
        }

        public static void RemoveClient(ClientConnection client)
        {
            _clients.Remove(client);
        }

        public static void BrodCast(string message)
        {
            Task.Run(() =>
            {

                foreach (var client in _clients)
                {
                    var data = $"data: {message}\n\n";
                    var bytes = Encoding.UTF8.GetBytes(data);
                    client.Response.Body.WriteAsync(bytes, 0, bytes.Length);
                    client.Response.Body.FlushAsync();
                }
            });
        }
    }
}