feat(SmartsocketClient): Improve client reconnection logic with exponential backoff and jitter; update socket.io and @types/node dependencies

ts/00_commitinfo_data.ts

@@ -1,8 +1,8 @@
 /**
- * autocreated commitinfo by @pushrocks/commitinfo
+ * autocreated commitinfo by @push.rocks/commitinfo
  */
 export const commitinfo = {
   name: '@push.rocks/smartsocket',
-  version: '2.0.27',
+  version: '2.1.0',
   description: 'Provides easy and secure websocket communication mechanisms, including server and client implementation, function call routing, connection management, and tagging.'
 }

ts/smartsocket.classes.smartsocketclient.ts

@@ -18,6 +18,9 @@ export interface ISmartsocketClientOptions {
   url: string;
   alias: string; // an alias makes it easier to identify this client in a multo client environment
   autoReconnect?: boolean;
+  maxRetries?: number; // maximum number of reconnection attempts
+  initialBackoffDelay?: number; // initial backoff delay in ms
+  maxBackoffDelay?: number; // maximum backoff delay in ms
 }
 
 export class SmartsocketClient {
@@ -32,6 +35,11 @@ export class SmartsocketClient {
   public serverUrl: string;
   public serverPort: number;
   public autoReconnect: boolean;
+  public maxRetries: number;
+  public initialBackoffDelay: number;
+  public maxBackoffDelay: number;
+  public currentRetryCount = 0;
+  public currentBackoffDelay: number;
 
   // status handling
   public eventSubject = new plugins.smartrx.rxjs.Subject<interfaces.TConnectionStatus>();
@@ -79,6 +87,10 @@ export class SmartsocketClient {
     this.serverUrl = optionsArg.url;
     this.serverPort = optionsArg.port;
     this.autoReconnect = optionsArg.autoReconnect;
+    this.maxRetries = optionsArg.maxRetries ?? 100; // Default to 100 retries
+    this.initialBackoffDelay = optionsArg.initialBackoffDelay ?? 1000; // Default to 1 second
+    this.maxBackoffDelay = optionsArg.maxBackoffDelay ?? 60000; // Default to 1 minute
+    this.currentBackoffDelay = this.initialBackoffDelay;
   }
 
   public addSocketFunction(socketFunction: SocketFunction<any>) {
@@ -89,6 +101,10 @@ export class SmartsocketClient {
    * connect the client to the server
    */
   public async connect() {
+    // Reset retry counters on new connection attempt
+    this.currentRetryCount = 0;
+    this.currentBackoffDelay = this.initialBackoffDelay;
+    
     const done = plugins.smartpromise.defer();
     const smartenvInstance = new plugins.smartenv.Smartenv();
     const socketIoClient: any = await smartenvInstance.getEnvAwareModule({
@@ -216,8 +232,27 @@ export class SmartsocketClient {
 
     if (this.autoReconnect && useAutoReconnectSetting && this.eventStatus !== 'connecting') {
       this.updateStatus('connecting');
-      console.log('debounced reconnect!');
-      await plugins.smartdelay.delayForRandom(10000, 20000);
+      
+      // Check if we've exceeded the maximum number of retries
+      if (this.currentRetryCount >= this.maxRetries) {
+        logger.log('warn', `Maximum reconnection attempts (${this.maxRetries}) reached. Giving up.`);
+        this.disconnectRunning = false;
+        return;
+      }
+      
+      // Increment retry counter
+      this.currentRetryCount++;
+      
+      // Calculate backoff with jitter (±20% randomness)
+      const jitter = this.currentBackoffDelay * 0.2 * (Math.random() * 2 - 1);
+      const delay = Math.min(this.currentBackoffDelay + jitter, this.maxBackoffDelay);
+      
+      logger.log('info', `Reconnect attempt ${this.currentRetryCount}/${this.maxRetries} in ${Math.round(delay)}ms`);
+      
+      // Apply exponential backoff for next time (doubling with each attempt)
+      this.currentBackoffDelay = Math.min(this.currentBackoffDelay * 2, this.maxBackoffDelay);
+      
+      await plugins.smartdelay.delayFor(delay);
       this.disconnectRunning = false;
       await this.connect();
     } else {
@@ -230,6 +265,8 @@ export class SmartsocketClient {
    */
   public async stop() {
     this.autoReconnect = false;
+    this.currentRetryCount = 0;
+    this.currentBackoffDelay = this.initialBackoffDelay;
     await this.disconnect();
   }
 
@@ -262,5 +299,19 @@ export class SmartsocketClient {
       this.eventSubject.next(statusArg);
     }
     this.eventStatus = statusArg;
+    
+    // Reset reconnection state when connection is successful
+    if (statusArg === 'connected') {
+      this.currentRetryCount = 0;
+      this.currentBackoffDelay = this.initialBackoffDelay;
+    }
+  }
+  
+  /**
+   * Resets the reconnection state
+   */
+  public resetReconnectionState() {
+    this.currentRetryCount = 0;
+    this.currentBackoffDelay = this.initialBackoffDelay;
   }
 }