wip

ANNOTATE/web/static/js/live_updates_polling.js

@@ -57,28 +57,42 @@ class LiveUpdatesPolling {
     }
     
     _poll() {
-        // Poll each subscription
+        // OPTIMIZATION: Batch all subscriptions into a single API call
+        // Group by symbol to reduce API calls from 4 to 1
+        const symbolGroups = {};
         this.subscriptions.forEach(sub => {
-            fetch('/api/live-updates', {
+            if (!symbolGroups[sub.symbol]) {
+                symbolGroups[sub.symbol] = [];
+            }
+            symbolGroups[sub.symbol].push(sub.timeframe);
+        });
+        
+        // Make one call per symbol with all timeframes
+        Object.entries(symbolGroups).forEach(([symbol, timeframes]) => {
+            fetch('/api/live-updates-batch', {
                 method: 'POST',
                 headers: { 'Content-Type': 'application/json' },
                 body: JSON.stringify({
-                    symbol: sub.symbol,
-                    timeframe: sub.timeframe
+                    symbol: symbol,
+                    timeframes: timeframes
                 })
             })
             .then(response => response.json())
             .then(data => {
                 if (data.success) {
-                    // Handle chart update (even if null, predictions should still be processed)
-                    if (data.chart_update && this.onChartUpdate) {
-                        this.onChartUpdate(data.chart_update);
+                    // Handle chart updates for each timeframe
+                    if (data.chart_updates && this.onChartUpdate) {
+                        // chart_updates is an object: { '1s': {...}, '1m': {...}, ... }
+                        Object.entries(data.chart_updates).forEach(([timeframe, update]) => {
+                            if (update) {
+                                this.onChartUpdate(update);
+                            }
+                        });
                     }
                     
-                    // CRITICAL FIX: Handle prediction update properly
-                    // data.prediction is already in format { transformer: {...}, dqn: {...}, cnn: {...} }
+                    // Handle prediction update (single prediction for all timeframes)
+                    // data.prediction is in format { transformer: {...}, dqn: {...}, cnn: {...} }
                     if (data.prediction && this.onPredictionUpdate) {
-                        // Log prediction data for debugging
                         console.log('[Live Updates] Received prediction data:', {
                             has_transformer: !!data.prediction.transformer,
                             has_dqn: !!data.prediction.dqn,
@@ -88,10 +102,7 @@ class LiveUpdatesPolling {
                             has_predicted_candle: !!data.prediction.transformer?.predicted_candle
                         });
                         
-                        // Pass the prediction object directly (it's already in the correct format)
                         this.onPredictionUpdate(data.prediction);
-                    } else if (!data.prediction) {
-                        console.debug('[Live Updates] No prediction data in response');
                     }
                 } else {
                     console.debug('[Live Updates] Response not successful:', data);