chore(docs): clean up API docs output structure, rewrite html links

CONTRIBUTING.md

@@ -7,7 +7,7 @@ but intended to evolve over time with _community_ contributions.
 
 Trying to figure out how to make it work? Or how to use it in your scenario?
 
-1.  Review the [README](README.md)
+1.  Review the [README](https://github.com/FortAwesome/react-fontawesome?tab=readme-ov-file)
 2.  Get familiar with the documentation for the [SVG with JavaScript](https://fontawesome.com/how-to-use/svg-with-js) implementation,
     the framework upon which this component is built. Sometimes the answers you need may be there.
 3.  Post any remaining questions on [StackOverflow](https://stackoverflow.com/questions/tagged/react-fontawesome) with the tag `react-fontawesome`.

docs/src/API-Reference-Readme.md

@@ -1,4 +1,4 @@
-# Overview <i color="#428fdc" class="fa-solid fa-font-awesome" aria-label="FontAwesome"></i>
+# Overview <i color="#428fdc" class="fa-solid fa-font-awesome"></i>
 
 This documentation serves purely as an API Reference for the modules contained in the latest version of the `react-fontawesome` library.
 
@@ -15,8 +15,8 @@ For more detailed documentation on how to use FontAwesome with React in general,
 
 In the side-bar menu, the top level items are the two key module entry points that are exported by the library:
 
-- `index` - includes anything exported via the main entry point
+- `main` - includes anything exported via the main entry point
   - e.g. `import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'`
-- `components/rsc/CustomPrefixProvider` - special module for using custom FA prefixes with server-side rendering
+- `CustomPrefixProvider` - special module for using custom FA prefixes with server-side rendering
   - e.g. `import { CustomPrefixProvider } from '@fortawesome/react-fontawesome/components/rsc/CustomPrefixProvider'`
 - `<internal>` - refers to types and interfaces that are used internally within the package but are not exported by the package to consumers

src/components/rsc/CustomPrefixProvider.tsx

@@ -1,3 +1,5 @@
+/** @module CustomPrefixProvider */
+
 'use client'
 
 import { config } from '@fortawesome/fontawesome-svg-core'

src/index.ts

@@ -1,3 +1,4 @@
+/** @module main */
 export * from './components/FontAwesomeIcon'
 export * from './components/FontAwesomeLayers'
 export * from './types/animation-props'

typedoc.config.mjs

@@ -1,40 +1,138 @@
+import { cp, mkdir, readdir } from 'node:fs/promises'
+import path from 'node:path'
+import fs from 'node:fs'
 import { JSX } from 'typedoc'
 
 /**
- * Custom TypeDoc plugin to insert FontAwesome into the generated documentation.
- * @type {(app: import('typedoc').Application) => void}
+ * Custom TypeDoc plugin.
+ * @param {import('typedoc').Application} app
  */
 function customPlugin(app) {
+  /**
+   * Remove `.html` from internal links while preserving query/hash fragments.
+   * External links are left untouched.
+   * @param {string} href
+   */
+  function toExtensionlessHref(href, ignoreAbsolute = true) {
+    // Ignore absolute/protocol links and special schemes.
+    if (
+      ignoreAbsolute &&
+      (/^(?:[a-z][a-z\d+.-]*:)?\/\//i.test(href) ||
+        /^[a-z][a-z\d+.-]*:/i.test(href))
+    ) {
+      return href
+    }
+
+    const [withoutHash, hash = ''] = href.split('#', 2)
+    const [pathname, query = ''] = withoutHash.split('?', 2)
+
+    let nextPath = pathname
+    if (nextPath.endsWith('/index.html')) {
+      nextPath = nextPath.slice(0, -'index.html'.length)
+    } else if (nextPath === 'index.html') {
+      nextPath = './'
+    } else if (nextPath.endsWith('.html')) {
+      nextPath = nextPath.slice(0, -'.html'.length)
+    }
+
+    const rebuilt = `${nextPath}${query ? `?${query}` : ''}`
+    return `${rebuilt}${hash ? `#${hash}` : ''}`
+  }
+
+  // Insert FontAwesome CSS into the head of the generated documentation
   app.renderer.hooks.on('head.end', (_context) => {
     return JSX.createElement('link', {
       rel: 'stylesheet',
       href: 'https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@7.2.0/css/fontawesome.min.css',
     })
   })
 
+  // Insert FontAwesome JS into the body of the generated documentation
   app.renderer.hooks.on('body.end', (_context) => {
     return JSX.createElement('script', {
       src: 'https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@7.2.0/js/all.min.js',
       defer: true,
     })
   })
+
+  // Rewrite generated internal links to extensionless paths.
+  app.renderer.on('endPage', (page) => {
+    if (!page.contents) {
+      return
+    }
+
+    page.contents = page.contents.replaceAll(
+      /href="([^"]+)"/g,
+      (_match, href) => {
+        return `href="${toExtensionlessHref(href)}"`
+      },
+    )
+  })
+
+  app.renderer.postRenderAsyncJobs.push(async (event) => {
+    // Create `name/index.html` aliases for root-level `name.html` pages.
+    const rootEntries = await readdir(event.outputDirectory, {
+      withFileTypes: true,
+    })
+    const rootHtmlFiles = rootEntries.filter(
+      (entry) =>
+        entry.isFile() &&
+        entry.name.endsWith('.html') &&
+        entry.name !== 'index.html' &&
+        entry.name !== '404.html',
+    )
+
+    await Promise.all(
+      rootHtmlFiles.map(async (entry) => {
+        const fileName = entry.name
+        const basename = fileName.slice(0, -'.html'.length)
+        const source = path.join(event.outputDirectory, fileName)
+        const targetDir = path.join(event.outputDirectory, basename)
+        const target = path.join(targetDir, 'index.html')
+
+        await mkdir(targetDir, { recursive: true })
+        await cp(source, target)
+      }),
+    )
+
+    // Rewrite the `.html` extension from the generated `sitemap.xml` as well.
+    const sitemapPath = path.join(event.outputDirectory, 'sitemap.xml')
+    try {
+      const sitemapContents = fs.readFileSync(sitemapPath).toString('utf-8')
+      const rewritten = sitemapContents
+        .toString()
+        .replaceAll(/<loc>([^<]+)<\/loc>/g, (_match, loc) => {
+          return `<loc>${toExtensionlessHref(loc, false)}</loc>`
+        })
+      await fs.writeFile(sitemapPath, rewritten, () => {})
+    } catch (err) {
+      // If the sitemap doesn't exist, ignore the error and continue.
+      if (err.code !== 'ENOENT') {
+        throw err
+      }
+    }
+  })
 }
 
 /** @type {Partial<import('typedoc').TypeDocOptions> & Partial<import('typedoc-plugin-merge-modules').Config> & import('typedoc-plugin-umami-analytics').Config} */
 const config = {
+  cleanOutputDir: true,
   commentStyle: 'all',
   customFooterHtml:
     'Built with <i color="#f31e1e" class="fa-solid fa-heart" aria-label="love"></i> by the <a href="https://fontawesome.com/">FontAwesome Team</a> and <a href="https://github.com/FortAwesome/react-fontawesome/graphs/contributors">community contributors</a>.',
   entryPoints: ['./src/index.ts', './src/components/rsc/*.tsx'],
-  entryPointStrategy: 'resolve',
+  // entryPointStrategy: 'resolve',
   excludeExternals: true,
   excludeNotDocumented: false,
   // Ensure references from @fortawesome packages are not considered external and therefore excluded, e.g. svg-core & common-types (we want them included)
   externalPattern: ['**/node_modules/!(@fortawesome)/**'],
+  githubPages: true,
   gitRemote: 'origin',
   gitRevision: 'main',
   favicon: './docs/src/assets/favicon.ico',
   hideGenerator: true,
+  hostedBaseUrl: 'https://fortawesome.github.io/react-fontawesome/',
+  markdownLinkExternal: true,
   mergeModulesMergeMode: 'module',
   mergeModulesRenameDefaults: true,
   name: 'FontAwesome React API Reference',
@@ -53,20 +151,26 @@ const config = {
     'typedoc-plugin-umami-analytics',
     customPlugin,
   ],
-  projectDocuments: ['./CHANGELOG.md'],
+  projectDocuments: [
+    './CHANGELOG.md',
+    './CONTRIBUTING.md',
+    './CODE_OF_CONDUCT.md',
+  ],
   readme: './docs/src/API-Reference-Readme.md',
-  router: 'structure',
+  router: 'structure-dir',
   sort: [
     'required-first',
     'kind',
     'instance-first',
     'alphabetical-ignoring-documents',
   ],
-  tsconfig: './tsconfig.json',
+  sourceLinkExternal: true,
   theme: 'typedoc-github-theme',
+  tsconfig: './tsconfig.json',
   umamiScriptURL: 'https://analytics.charlesharwood.dev/script.js',
   umamiWebsiteID: 'd0b01ae4-f0b1-4f6c-8967-6a9c1504cd49',
   useFirstParagraphOfCommentAsSummary: true,
+  visibilityFilters: {},
 }
 
 export default config