add version directories for rest data (#34826)

lib/all-versions.js

@@ -1,13 +1,12 @@
 import fs from 'fs'
-import path from 'path'
 
 import enterpriseServerReleases from './enterprise-server-releases.js'
-
 // version = "plan"@"release"
 // example: enterprise-server@2.21
 // where "enterprise-server" is the plan and "2.21" is the release
 const versionDelimiter = '@'
 const latestNonNumberedRelease = 'latest'
+const REST_DATA_META_FILE = 'src/rest/data/meta.json'
 
 // !Explanation of versionless redirect fallbacks!
 // This array is **in order** of the versions the site should try to fall back to if
@@ -94,26 +93,13 @@ plans.forEach((planObj) => {
   })
 })
 
-const apiFilesPath = path.join(process.cwd(), 'src/rest/data')
-// This is what determines which versions are calendar date versioned for the REST API docs
-// This is the source of truth for which versions are calendar date versioned.
-fs.readdirSync(apiFilesPath)
-  .filter((file) => file.endsWith('.json'))
-  .forEach((file) => {
-    const fileName = file.split('.json')[0]
-    const version = getDocsVersion(fileName)
-    const apiVersion = fileName.split(allVersions[version].openApiVersionName)[1].replace('.', '')
-
-    if (apiVersion !== '') {
-      allVersions[version].apiVersions.push(apiVersion)
-      if (
-        allVersions[version].latestApiVersion === '' ||
-        apiVersion > allVersions[version].latestApiVersion
-      ) {
-        allVersions[version].latestApiVersion = apiVersion
-      }
-    }
-  })
+// Adds the calendar date (or api versions) to the allVersions object
+const apiVersions = JSON.parse(fs.readFileSync(REST_DATA_META_FILE, 'utf8'))['api-versions']
+Object.keys(apiVersions).forEach((key) => {
+  const docsVersion = getDocsVersion(key)
+  allVersions[docsVersion].apiVersions.push(...apiVersions[key].sort())
+  allVersions[docsVersion].latestApiVersion = apiVersions[key].pop()
+})
 
 export const allVersionKeys = Object.keys(allVersions)
 export const allVersionShortnames = Object.fromEntries(