Add automatic session timeout after 1 hour of inactivity

Author: goenning

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.1.3
+
+- Add automatic session timeout after 1 hour of inactivity
+
 ## 0.1.2
 
 - Added support for automatic segregation of Debug/Release events

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@aptabase/web",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "private": false,
   "type": "module",
   "description": "JavaScript SDK for Aptabase: Open Source, Privacy-First and Simple Analytics for Mobile, Desktop and Web Apps",

package.json

@@ -8,10 +8,13 @@ export type AptabaseOptions = {
   appVersion?: string;
 };
 
+// Session expires after 1 hour of inactivity
+const SESSION_TIMEOUT = 1 * 60 * 60;
+let _sessionId = newSessionId();
+let _lastTouched = new Date();
 let _appKey = "";
-let _locale = "";
 let _apiUrl = "";
-let _sessionId = newSessionId();
+let _locale = "";
 let _isDebug = false;
 let _options: AptabaseOptions | undefined;
 
@@ -72,6 +75,14 @@ export function trackEvent(
 ) {
   if (!_appKey || typeof window === "undefined" || !window.fetch) return;
 
+  let now = new Date();
+  const diffInMs = now.getTime() - _lastTouched.getTime();
+  const diffInSec = Math.floor(diffInMs / 1000);
+  if (diffInSec > SESSION_TIMEOUT) {
+    _sessionId = newSessionId();
+  }
+  _lastTouched = now;
+
   const body = JSON.stringify({
     timestamp: new Date().toISOString(),
     sessionId: _sessionId,