Fixed emote duplicate issue. Improved chatter tracking. Used stores in Login Handler in cases where databases was used instead.

Socket/Handlers/EmoteDetailsHandler.cs

@@ -7,18 +7,25 @@ namespace HermesSocketServer.Socket.Handlers
 {
     public class EmoteDetailsHandler : ISocketHandler
     {
+        private const int EMOTE_BUFFER_SIZE = 5000;
+
         public int OperationCode { get; } = 7;
         private readonly Database _database;
         private readonly HashSet<string> _emotes;
+        private readonly string[] _array;
         private readonly ILogger _logger;
         private readonly object _lock;
 
+        private int _index;
+
         public EmoteDetailsHandler(Database database, ILogger logger)
         {
             _database = database;
+            _emotes = new HashSet<string>(EMOTE_BUFFER_SIZE);
+            _array = new string[EMOTE_BUFFER_SIZE];
             _logger = logger;
-            _emotes = new HashSet<string>(501);
             _lock = new object();
+            _index = -1;
         }
 
         public async Task Execute<T>(WebSocketUser sender, T message, HermesSocketManager sockets)
@@ -40,6 +47,16 @@ namespace HermesSocketServer.Socket.Handlers
                     }
 
                     _emotes.Add(entry.Key);
+
+                    if (_index == _array.Length - 1)
+                        _index = -1;
+
+                    var previous = _array[++_index];
+                    if (previous != null)
+                    {
+                        _emotes.Remove(previous);
+                    }
+                    _array[_index] = entry.Key;
                 }
             }
 
@@ -47,7 +64,7 @@ namespace HermesSocketServer.Socket.Handlers
                 return;
 
             int rows = 0;
-            string sql = "INSERT INTO \"Emote\" (id, name) VALUES (@idd, @name)";
+            string sql = "INSERT INTO \"Emote\" (id, name) VALUES (@idd, @name) ON CONFLICT (id) DO UPDATE SET name = @name;";
             using (var connection = await _database.DataSource.OpenConnectionAsync())
             {
                 using (var command = new NpgsqlCommand(sql, connection))