84 lines
2.2 KiB
TypeScript
84 lines
2.2 KiB
TypeScript
import { stringify } from "querystring"
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import { Lang } from "@/constants/languages"
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import { env } from "@/env/server"
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import { resolve as resolveEntry } from "@/utils/entry"
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import { findLang } from "@/utils/languages"
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import { removeTrailingSlash } from "@/utils/url"
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import type { NextRequest } from "next/server"
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export function getDefaultRequestHeaders(request: NextRequest) {
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const lang = findLang(request.nextUrl.pathname)!
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let nextUrl
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if (env.PUBLIC_URL) {
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const publicUrl = new URL(env.PUBLIC_URL)
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const nextUrlPublic = request.nextUrl.clone()
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nextUrlPublic.host = publicUrl.host
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nextUrlPublic.hostname = publicUrl.hostname
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nextUrl = nextUrlPublic
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} else {
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nextUrl = request.nextUrl
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}
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const headers = new Headers(request.headers)
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headers.set("x-lang", lang)
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headers.set(
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"x-pathname",
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removeTrailingSlash(
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request.nextUrl.pathname.replace(`/${lang}`, "").replace(`/webview`, "")
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)
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)
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headers.set("x-url", removeTrailingSlash(nextUrl.href))
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return headers
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}
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const entryResponseCache: Map<
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string,
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{
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contentType: string | null
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uid: string | null
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expiresAt: number
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}
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> = new Map()
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let size: number = 0
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export const fetchAndCacheEntry = async (path: string, lang: Lang) => {
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const cacheKey = `${path + lang}`
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const cachedResponse = entryResponseCache.get(cacheKey)
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if (cachedResponse && cachedResponse.expiresAt > Date.now() / 1000) {
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console.log("[CMS MIDDLEWARE]: CACHE HIT")
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return cachedResponse
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}
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if (cachedResponse && cachedResponse.expiresAt < Date.now() / 1000) {
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console.log("[CMS MIDDLEWARE]: CACHE STALE")
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size -= JSON.stringify(cachedResponse).length
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entryResponseCache.delete(cacheKey)
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} else {
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console.log("[CMS MIDDLEWARE]: CACHE MISS")
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}
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const { contentType, uid } = await resolveEntry(path, lang)
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let expiresAt = Date.now() / 1000
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if (!contentType || !uid) {
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expiresAt += 600
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} else {
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expiresAt += 3600 * 12
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}
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const entryCache = { contentType, uid, expiresAt }
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size += JSON.stringify(entryCache).length
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console.log("[CMS MIDDLEWARE] Adding to cache", entryCache)
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console.log("[CMS MIDDLEWARE] Cache size (total)", size)
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entryResponseCache.set(cacheKey, entryCache)
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return {
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contentType,
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uid,
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}
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}
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