chore: use toUpperCase in detectOS (#7241)

* Update detectOS.ts

Signed-off-by: CodingRule <ioumih32@gmail.com>

* Update detectOS.ts

Signed-off-by: CodingRule <ioumih32@gmail.com>

* Update detectOS.ts

Signed-off-by: CodingRule <ioumih32@gmail.com>

* Update apps/site/util/detectOS.ts

Co-authored-by: Aviv Keller <redyetidev@gmail.com>
Signed-off-by: CodingRule <ioumih32@gmail.com>

---------

Signed-off-by: CodingRule <ioumih32@gmail.com>
Co-authored-by: Aviv Keller <redyetidev@gmail.com>

Author: 2 people

apps/site/util/detectOS.ts

@@ -1,19 +1,9 @@
 import type { UserOS } from '@/types/userOS';
 
 export const detectOsInUserAgent = (userAgent: string | undefined): UserOS => {
-  const osMatch = userAgent?.match(/(Win|Mac|Linux)/);
-  switch (osMatch && osMatch[1]) {
-    case 'Win':
-      return 'WIN';
-    case 'Mac':
-      return 'MAC';
-    case 'Linux':
-      return 'LINUX';
-    case 'AIX':
-      return 'AIX';
-    default:
-      return 'OTHER';
-  }
+  // Match OS names and convert to uppercase directly if there's a match
+  const osMatch = userAgent?.match(/(Win|Mac|Linux|AIX)/);
+  return osMatch ? (osMatch[1].toUpperCase() as UserOS) : 'OTHER';
 };
 
 // Since `navigator.appVersion` is deprecated, we use the `userAgent``