Redid stores. Added user store. Added Channel Manager, to manage data from a single channel.

Services/ChannelManager.cs

@@ -0,0 +1,56 @@
+using System.Collections.Concurrent;
+using HermesSocketLibrary.db;
+using HermesSocketServer.Models;
+using HermesSocketServer.Store;
+
+namespace HermesSocketServer.Services
+{
+    public class ChannelManager
+    {
+        private readonly UserStore _users;
+        private readonly Database _database;
+        private readonly Serilog.ILogger _logger;
+        private readonly IDictionary<string, Channel> _channels;
+
+        public ChannelManager(UserStore users, Database database, Serilog.ILogger logger)
+        {
+            _users = users;
+            _database = database;
+            _logger = logger;
+            _channels = new ConcurrentDictionary<string, Channel>();
+        }
+
+
+        public async Task Add(string userId)
+        {
+            var user = _users.Get(userId);
+            if (user == null)
+            {
+                return;
+            }
+            if (_channels.ContainsKey(userId))
+            {
+                return;
+            }
+
+            var chatters = new ChatterStore(userId, _database, _logger);
+            await chatters.Load();
+
+            var channel = new Channel()
+            {
+                Id = userId,
+                User = user,
+                Chatters = chatters
+            };
+
+            _channels.Add(userId, channel);
+        }
+
+        public Channel? Get(string channelId)
+        {
+            if (_channels.TryGetValue(channelId, out var channel))
+                return channel;
+            return null;
+        }
+    }
+}