76 lines
1.9 KiB
TypeScript
76 lines
1.9 KiB
TypeScript
import { cache } from "react"
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import path from "path"
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import fs from "fs/promises"
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import { ReferenceMDX } from "../../../components/ReferenceMDX"
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import { Metadata } from "next"
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import { getFrontMatterFromString } from "docs-utils"
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type PageProps = {
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params: Promise<{
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slug: string[]
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}>
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}
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export default async function ReferencesPage(props: PageProps) {
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const params = await props.params
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const { slug } = params
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return <ReferenceMDX slug={slug} />
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}
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export async function generateMetadata({
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params,
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}: PageProps): Promise<Metadata> {
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const slug = (await params).slug
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const metadata: Metadata = {}
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const fileData = await loadReferencesFile(slug)
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if (!fileData) {
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return metadata
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}
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const pageTitleMatch = /#(?<title>[\w -]+)/.exec(fileData.content)
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if (!pageTitleMatch?.groups?.title) {
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return metadata
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}
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metadata.title = pageTitleMatch.groups.title
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const frontmatter = await getFrontMatterFromString(fileData.content)
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metadata.keywords = (frontmatter.keywords || []) as string[]
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return metadata
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}
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export type LoadedReferenceFile = {
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content: string
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path: string
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}
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const loadReferencesFile = cache(
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async (slug: string[]): Promise<LoadedReferenceFile | undefined> => {
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path.join(process.cwd(), "references")
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const monoRepoPath = path.resolve("..", "..", "..")
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const pathname = `/references/${slug.join("/")}`
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const slugChanges = (await import("@/generated/slug-changes.mjs"))
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.slugChanges
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const filesMap = (await import("@/generated/files-map.mjs")).filesMap
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const fileDetails =
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slugChanges.find((f) => f.newSlug === pathname) ||
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filesMap.find((f) => f.pathname === pathname)
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if (!fileDetails) {
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return undefined
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}
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const fullPath = path.join(monoRepoPath, fileDetails.filePath)
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const fileContent = await fs.readFile(fullPath, "utf-8")
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return {
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content: fileContent,
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path: fullPath,
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}
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}
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)
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