import parser from "accept-language-parser"; import { IncomingMessage } from "http"; import { getSession } from "@lib/auth"; import prisma from "@lib/prisma"; import { i18n } from "../../../next-i18next.config"; export const extractLocaleInfo = async (req: IncomingMessage) => { const session = await getSession({ req: req }); const preferredLocale = parser.pick(i18n.locales, req.headers["accept-language"]); if (session?.user?.id) { const user = await prisma.user.findUnique({ where: { id: session.user.id, }, select: { locale: true, }, }); if (user?.locale) { return user.locale; } if (preferredLocale) { await prisma.user.update({ where: { id: session.user.id, }, data: { locale: preferredLocale, }, }); } else { await prisma.user.update({ where: { id: session.user.id, }, data: { locale: i18n.defaultLocale, }, }); } } if (preferredLocale) { return preferredLocale; } return i18n.defaultLocale; }; interface localeType { [locale: string]: string; } export const localeLabels: localeType = { en: "English", ro: "Romanian", }; export type OptionType = { value: string; label: string; }; export const localeOptions: OptionType[] = i18n.locales.map((locale) => { return { value: locale, label: localeLabels[locale] }; });