docs: add sitemap to API reference (#11985)

* docs: add sitemap to API reference

* remove duplicate sitemap

* update sitemap

www/apps/api-reference/app/sitemap.ts

@@ -0,0 +1,65 @@
+import type { MetadataRoute } from "next"
+import path from "path"
+import getUrl from "../utils/get-url"
+import { findAllPageHeadings, getSectionId } from "docs-utils"
+import OpenAPIParser from "@readme/openapi-parser"
+import { OpenAPI } from "types"
+import { readFile } from "fs/promises"
+
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
+  const items: MetadataRoute.Sitemap = []
+
+  const markdownPath = path.join(process.cwd(), "markdown")
+
+  for (const area of ["store", "admin"]) {
+    // find and parse static headers from pages
+    const markdownContent = await readFile(
+      path.join(markdownPath, `${area}.mdx`),
+      "utf-8"
+    )
+
+    const headings = findAllPageHeadings({ content: markdownContent, level: 2 })
+    headings.forEach((heading) => {
+      const objectID = getSectionId([heading])
+      const url = getUrl(area, objectID)
+      items.push({
+        url,
+        lastModified: new Date(),
+        changeFrequency: "weekly",
+      })
+    })
+
+    // find and index tag and operations
+    const baseSpecs = (await OpenAPIParser.parse(
+      path.join(process.cwd(), `specs/${area}/openapi.full.yaml`)
+    )) as OpenAPI.ExpandedDocument
+
+    baseSpecs.tags?.map((tag) => {
+      const tagName = getSectionId([tag.name])
+      const url = getUrl(area, tagName)
+      items.push({
+        url,
+        lastModified: new Date(),
+        changeFrequency: "weekly",
+      })
+    })
+
+    const paths = baseSpecs.paths
+
+    Object.values(paths).forEach((path) => {
+      Object.values(path).forEach((op) => {
+        const operation = op as OpenAPI.Operation
+        const tag = operation.tags?.[0]
+        const operationName = getSectionId([tag || "", operation.operationId])
+        const url = getUrl(area, operationName)
+        items.push({
+          url,
+          lastModified: new Date(),
+          changeFrequency: "weekly",
+        })
+      })
+    })
+  }
+
+  return items
+}

www/apps/api-reference/app/sitemap.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
-  <sitemap>
-    <loc>https://docs.medusajs.com/assets/sitemap.xml</loc>
-  </sitemap>
-  <sitemap>
-    <loc>https://docs.medusajs.com/sitemap-docs.xml</loc>
-  </sitemap>
-</sitemapindex>