feat(streaming): add global activity watchers, client-side buffering, and improved real-time streaming UX

ts/server/classes.viewserver.ts

@@ -35,18 +35,18 @@ export class ViewServer {
       noCache: true,
     });
 
+    // Initialize ChangeStreamManager for real-time updates (before handlers so they can emit events)
+    this.changeStreamManager = new ChangeStreamManager(this.tsview);
+
     // Register API handlers directly to server's router
     if (this.tsview.config.hasS3()) {
       await registerS3Handlers(this.typedServer.typedrouter, this.tsview);
     }
 
     if (this.tsview.config.hasMongo()) {
-      await registerMongoHandlers(this.typedServer.typedrouter, this.tsview);
+      await registerMongoHandlers(this.typedServer.typedrouter, this.tsview, this.changeStreamManager);
     }
 
-    // Initialize ChangeStreamManager for real-time updates
-    this.changeStreamManager = new ChangeStreamManager(this.tsview);
-
     // Register streaming handlers
     await this.registerStreamingHandlers();
 
@@ -192,18 +192,16 @@ export class ViewServer {
   }
 
   /**
-   * Extract connection ID from request context
+   * Extract connection ID from request context.
+   * SmartServe attaches the WebSocket peer to `localData.peer` on each request.
    */
   private getConnectionId(context: any): string | null {
-    // Try to get connection ID from WebSocket context
-    if (context?.socketConnection?.socketId) {
-      return context.socketConnection.socketId;
+    // The TypedTools instance carries localData from the transport layer.
+    // SmartServe puts the IWebSocketPeer at localData.peer.
+    if (context?.localData?.peer?.id) {
+      return context.localData.peer.id;
     }
-    if (context?.socketConnection?.alias) {
-      return context.socketConnection.alias;
-    }
-    // Fallback: generate a unique ID for HTTP requests
-    // Note: Real-time streaming requires WebSocket connection
+    // HTTP requests don't have a peer — real-time streaming requires WebSocket.
     return null;
   }