From e6b234dca551c146c0f0c86ecce6ba286784ca36 Mon Sep 17 00:00:00 2001
From: goenning <me@goenning.net>
Date: Fri, 3 Nov 2023 21:21:28 +0000
Subject: [PATCH] use new session id format

---
 packages/web/CHANGELOG.md   |  4 ++++
 packages/web/package.json   |  2 +-
 packages/web/src/session.ts | 21 ++++-----------------
 packages/web/tsconfig.json  |  2 +-
 4 files changed, 10 insertions(+), 19 deletions(-)

diff --git a/packages/web/CHANGELOG.md b/packages/web/CHANGELOG.md
index 52498bf..4f515f1 100644
--- a/packages/web/CHANGELOG.md
+++ b/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
diff --git a/packages/web/package.json b/packages/web/package.json
index 8a89cf2..0704f1e 100644
--- a/packages/web/package.json
+++ b/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",
diff --git a/packages/web/src/session.ts b/packages/web/src/session.ts
index d26b29e..c12268f 100644
--- a/packages/web/src/session.ts
+++ b/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();
 }
diff --git a/packages/web/tsconfig.json b/packages/web/tsconfig.json
index 850a3d7..d536197 100644
--- a/packages/web/tsconfig.json
+++ b/packages/web/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es6",
+    "target": "es2020",
     "strict": true,
     "moduleResolution": "node",
     "esModuleInterop": true,