[Fix] Incorrect ConnectionState of a DiscordSocketClient casted to IDiscordClient/BaseSocketClient

src/Discord.Net.Rest/BaseDiscordClient.cs

@@ -178,12 +178,13 @@ namespace Discord.Rest
         /// <inheritdoc />
         public Task<BotGateway> GetBotGatewayAsync(RequestOptions options = null)
             => ClientHelper.GetBotGatewayAsync(this, options);
+
+        /// <inheritdoc />
+        public virtual ConnectionState ConnectionState => ConnectionState.Disconnected;
         #endregion
 
         #region IDiscordClient
         /// <inheritdoc />
-        ConnectionState IDiscordClient.ConnectionState => ConnectionState.Disconnected;
-        /// <inheritdoc />
         ISelfUser IDiscordClient.CurrentUser => CurrentUser;
 
         /// <inheritdoc />

src/Discord.Net.WebSocket/DiscordSocketClient.cs

@@ -58,8 +58,8 @@ namespace Discord.WebSocket
         public override DiscordSocketRestClient Rest { get; }
         /// <summary> Gets the shard of this client. </summary>
         public int ShardId { get; }
-        /// <summary> Gets the current connection state of this client. </summary>
-        public ConnectionState ConnectionState => _connection.State;
+        /// <inheritdoc />
+        public override ConnectionState ConnectionState => _connection.State;
         /// <inheritdoc />
         public override int Latency { get; protected set; }
         /// <inheritdoc />