569c572e62
- Remove unused SupportedLocale import in results.tsx - Remove unused webroot variable in public/i18n.js - Configure knip.json to ignore i18n public API exports - Add language-selector and language-option to ESLint ignore list - Auto-fix Prettier formatting across all files - Fix better-tailwindcss line wrapping issues
42 lines
1.2 KiB
TypeScript
42 lines
1.2 KiB
TypeScript
import { Elysia } from "elysia";
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import { type SupportedLocale, createTranslator, detectLocale, getLocale } from "./index";
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/**
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* Elysia plugin for i18n/locale handling
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* Adds locale detection and translator to the context
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*/
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export const localeService = new Elysia({ name: "locale/service" }).derive(
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{ as: "global" },
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({ request }) => {
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// Get locale from cookie (parsed from headers) or detect from Accept-Language header
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const cookieHeader = request.headers.get("cookie") ?? "";
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const acceptLanguage = request.headers.get("accept-language") ?? undefined;
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// Parse locale from cookie string
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let cookieLocale: string | undefined;
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const localeMatch = cookieHeader.match(/locale=([^;]+)/);
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if (localeMatch) {
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cookieLocale = localeMatch[1];
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}
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let locale: SupportedLocale;
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if (cookieLocale && typeof cookieLocale === "string") {
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locale = getLocale(cookieLocale);
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} else {
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locale = detectLocale(acceptLanguage);
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}
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const translator = createTranslator(locale);
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return {
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locale,
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t: translator,
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};
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},
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);
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export type LocaleContext = {
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locale: SupportedLocale;
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t: ReturnType<typeof createTranslator>;
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};
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