use new session id format

Author: goenning

packages/web/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.3.1
+
+- use new session id format
+
 ## 0.3.0
 
 - Added an option to specify `isDebug` at init time

packages/web/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@aptabase/web",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "type": "module",
   "description": "JavaScript SDK for Aptabase: Open Source, Privacy-First and Simple Analytics for Mobile, Desktop and Web Apps",
   "main": "./dist/index.cjs",

packages/web/src/session.ts

@@ -1,18 +1,5 @@
-export function newSessionId() {
-  if (typeof crypto !== 'undefined' && crypto && crypto.randomUUID) {
-    return crypto.randomUUID();
-  }
-
-  return [randomStr(8), randomStr(4), randomStr(4), randomStr(4), randomStr(12)].join('-');
-}
-
-const characters = 'abcdefghijklmnopqrstuvwxyz0123456789';
-const charactersLength = characters.length;
-
-function randomStr(len: number) {
-  let result = '';
-  for (let i = 0; i < len; i++) {
-    result += characters.charAt(Math.floor(Math.random() * charactersLength));
-  }
-  return result;
+export function newSessionId(): string {
+  const epochInSeconds = BigInt(Math.floor(Date.now() / 1000));
+  const random = BigInt(Math.floor(Math.random() * 100000000));
+  return (epochInSeconds * 100000000n + random).toString();
 }

packages/web/tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es6",
+    "target": "es2020",
     "strict": true,
     "moduleResolution": "node",
     "esModuleInterop": true,