873183ec2f
* fix: findLang only returns acceptable languages * fix: fallback to use header x-lang if we haven't setLang yet * fix: languageSchema, allow uppercase Approved-by: Linus Flood
35 lines
844 B
TypeScript
35 lines
844 B
TypeScript
import "server-only"
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import { headers } from "next/headers"
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import { cache } from "react"
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import { Lang } from "@/constants/languages"
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import { languageSchema } from "@/utils/languages"
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const getRef = cache(() => ({ current: undefined as Lang | undefined }))
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/**
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* Set the language for the current request
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*
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* It works kind of like React's context,
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* but on the server side, per request.
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*
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* @param newLang
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*/
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export function setLang(newLang: Lang) {
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const parseResult = languageSchema.safeParse(newLang)
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getRef().current = parseResult.success ? parseResult.data : Lang.en
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}
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/**
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* Get the global language set for the current request
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*/
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export function getLang(): Lang {
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const contextLang = getRef().current
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const headerLang = headers().get("x-lang") as Lang
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const l = contextLang || headerLang || Lang.en
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return l
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}
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