Merge branch 'unstable' into agents/daily/perf-agent-2026-02-15-3720994187998550610

js/services/exploreDataService.js

@@ -143,17 +143,35 @@ export default class ExploreDataService {
     this.watchHistoryInterval = null;
     this.tagIdfInterval = null;
     this.unsubscribeHandlers = [];
+    this.handleVisibility = this.handleVisibility.bind(this);
   }
 
   initialize() {
     this.refreshWatchHistoryTagCounts({ force: true, reason: "init" });
     this.refreshTagIdf({ force: true, reason: "init" });
     this.subscribeToUpdates();
+    if (typeof document !== "undefined") {
+      document.addEventListener("visibilitychange", this.handleVisibility);
+    }
     this.startIntervals();
   }
 
+  handleVisibility() {
+    if (typeof document === "undefined") return;
+    if (document.hidden) {
+      this.clearIntervals();
+    } else {
+      this.startIntervals();
+    }
+  }
+
   startIntervals() {
     this.clearIntervals();
+
+    if (typeof document !== "undefined" && document.hidden) {
+      return;
+    }
+
     if (Number.isFinite(this.historyRefreshIntervalMs) && this.historyRefreshIntervalMs > 0) {
       this.watchHistoryInterval = setInterval(() => {
         if (typeof document !== "undefined" && document.hidden) {
@@ -326,6 +344,9 @@ export default class ExploreDataService {
 
   destroy() {
     this.clearIntervals();
+    if (typeof document !== "undefined") {
+      document.removeEventListener("visibilitychange", this.handleVisibility);
+    }
 
     if (this.watchHistoryRefreshHandle) {
       clearTimeout(this.watchHistoryRefreshHandle);