use new sessionid format

Author: goenning

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.2.3
+
+- use new session id format
+
 ## 0.2.2
 
 - Fixed issue with settings importer

PACKAGE.json

@@ -1,7 +1,7 @@
 {
   "name": "com.aptabase",
   "displayName": "Aptabase",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "unity": "2018.4",
   "description": "Analytics for Apps. Privacy-First. Simple. Real-Time.",
   "keywords": ["analytics"],

Runtime/Aptabase.cs

@@ -17,6 +17,7 @@ public static class Aptabase
         private static string _baseURL;
 
         private static readonly TimeSpan _sessionTimeout = TimeSpan.FromMinutes(60);
+        private static readonly Random _random = new();
         private static readonly Dictionary<string, string> _hosts = new()
         {
             { "US", "https://us.aptabase.com" },
@@ -165,6 +166,11 @@ private static int GetFlushInterval()
             return _env.isDebug ? 2000 : 60000;
         }
 
-        private static string NewSessionId() => Guid.NewGuid().ToString().ToLower();
+        public static string NewSessionId()
+        {
+            var epochInSeconds = DateTimeOffset.UtcNow.ToUnixTimeSeconds();
+            var random = _random.NextInt64(0, 99999999);
+            return (epochInSeconds * 100000000 + random).ToString();
+        }
     }
 }

Runtime/Version.cs

@@ -4,7 +4,7 @@ namespace AptabaseSDK
 {
     public static class Version
     {
-        private const string SDK_VERSION = "Aptabase.Unity@0.2.2";
+        private const string SDK_VERSION = "Aptabase.Unity@0.2.3";
 
         public static VersionInfo GetVersionInfo(Settings settings)
         {