Fix product string bug (take 2) (#56330)

Author: sarahs

src/frame/lib/path-utils.js

@@ -96,6 +96,7 @@ export function getVersionObjectFromPath(href) {
   return allVersions[versionFromPath]
 }
 
+// TODO needs refactoring + tests
 // Return the product segment from the path
 export function getProductStringFromPath(href) {
   href = getPathWithoutLanguage(href)
@@ -110,10 +111,15 @@ export function getProductStringFromPath(href) {
   // For rest pages the currentProduct should be rest
   // We use this to show SidebarRest, which is a different sidebar than the rest of the site
   if (pathParts[1] === 'rest') return 'rest'
-  if (pathParts[1] === 'copilot') return 'copilot'
-  if (pathParts[1] === 'get-started') return 'get-started'
 
-  return productIds.includes(pathParts[2]) ? pathParts[2] : pathParts[1]
+  // Possible scenarios for href (assume part[0] is an empty string):
+  //
+  // * part[1] is a version and part[2] is undefined, so return part[1] as an enterprise landing page
+  // * part[1] is a version and part[2] is defined, so return part[2] as the product
+  // * part[1] is NOT a version, so return part[1] as the product
+  const isEnterprise = supportedVersions.has(pathParts[1])
+  const productString = isEnterprise && pathParts[2] ? pathParts[2] : pathParts[1]
+  return productString
 }
 
 export function getCategoryStringFromPath(href) {