feat!: big feature changes

BREAKING CHANGES:
- Heartbeating removed
- `config.consoleLogLevel` -> `config.logLevel`

NEW FEATURES:
- Training messages
- Sequence number system
- WebSocket close codes used instead of disconnect packets

FIXES:
- Improved error handling
- Some performance improvements
- Made code more clean
- Updated dependencies

packages/shared/src/constants/DisconnectReason.ts

@@ -3,29 +3,33 @@
  */
 enum DisconnectReason {
     /**
-     * Unknown reason
+     * The client disconnected on its own (**CLIENT-ONLY**)
      */
-    Generic = 1,
-    /**
-     * The client did not respond in time
-     */
-    TimedOut = 2,
+    PlannedDisconnect = 1000,
     /**
      * The client sent an invalid packet (unserializable or invalid JSON)
      */
-    InvalidPacket = 3,
+    InvalidPacket = 1007,
     /**
      * The server has encountered an internal error
      */
-    ServerError = 4,
+    ServerError = 1011,
     /**
-     * The client had never connected to the server (**CLIENT-ONLY**)
+     * Unknown reason
      */
-    NeverConnected = 5,
+    Generic = 4000,
     /**
-     * The client disconnected on its own (**CLIENT-ONLY**)
+     * The client did not respond with a heartbeat in time
      */
-    PlannedDisconnect = 6,
+    TimedOut = 4001,
+    /**
+     * The receiving end didn't have an open socket
+     */
+    NoOpenSocket = 4003,
+    /**
+     * The client was not ready in time (**CLIENT-ONLY**)
+     */
+    TooSlow = 4002,
 }
 
 export default DisconnectReason

packages/shared/src/constants/HumanizedDisconnectReason.ts

@@ -4,12 +4,14 @@ import DisconnectReason from './DisconnectReason'
  * Humanized disconnect reasons for logs
  */
 const HumanizedDisconnectReason = {
-    [DisconnectReason.InvalidPacket]: 'has sent invalid packet',
-    [DisconnectReason.Generic]: 'has been disconnected for unknown reasons',
-    [DisconnectReason.TimedOut]: 'has timed out',
-    [DisconnectReason.ServerError]: 'has been disconnected due to an internal server error',
-    [DisconnectReason.NeverConnected]: 'had never connected to the server',
-    [DisconnectReason.PlannedDisconnect]: 'has disconnected on its own',
-} as const satisfies Record<DisconnectReason, string>
+    [1006]: 'the receiving end had unexpectedly closed the connection',
+    [DisconnectReason.InvalidPacket]: 'the client has sent invalid packet',
+    [DisconnectReason.Generic]: '(unknown reason)',
+    [DisconnectReason.TimedOut]: 'the client did not respond with a heartbeat in time',
+    [DisconnectReason.ServerError]: 'the server had an internal server error',
+    [DisconnectReason.TooSlow]: 'the client was not ready in time',
+    [DisconnectReason.PlannedDisconnect]: 'the client has disconnected on its own',
+    [DisconnectReason.NoOpenSocket]: 'the receiving end did not have an open socket',
+} as const satisfies Record<DisconnectReason | number, string>
 
 export default HumanizedDisconnectReason

packages/shared/src/constants/Operation.ts

@@ -2,33 +2,28 @@
  * Client operation codes for the gateway
  */
 export enum ClientOperation {
-    /**
-     * Client's heartbeat (to check if the connection is dead or not)
-     */
-    Heartbeat = 100,
-
     /**
      * Client's request to parse text
      */
-    ParseText = 110,
+    ParseText = 100,
     /**
      * Client's request to parse image
      */
-    ParseImage = 111,
+    ParseImage = 101,
+    /**
+     * Client's request to train a message
+     */
+    TrainMessage = 102,
 }
 
 /**
  * Server operation codes for the gateway
  */
 export enum ServerOperation {
-    /**
-     * Server's acknowledgement of a client's heartbeat
-     */
-    HeartbeatAck = 1,
     /**
      * Server's initial response to a client's connection
      */
-    Hello = 2,
+    Hello = 1,
 
     /**
      * Server's response to client's request to parse text
@@ -46,6 +41,14 @@ export enum ServerOperation {
      * Server's failure response to client's request to parse image
      */
     ParseImageFailed = 13,
+    /**
+     * Server's response to client's request to train a message
+     */
+    TrainedMessage = 14,
+    /**
+     * Server's failure response to client's request to train a message
+     */
+    TrainMessageFailed = 15,
 
     /**
      * Server's disconnect message