49 lines
1.3 KiB
TypeScript
49 lines
1.3 KiB
TypeScript
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/**
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* Minimal i18n system: detects locale from navigator.languages,
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* provides t(key, ...args) for string lookup with %d/%s substitution.
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*/
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import { en } from './en';
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import { nb } from './nb';
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import { nn } from './nn';
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const locales: Record<string, Record<string, string>> = { en, nb, nn };
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let currentLocale = 'en';
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/** Detect and set locale from browser preferences. */
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export function initLocale(): void {
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const langs = navigator.languages ?? [navigator.language];
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for (const lang of langs) {
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const code = lang.toLowerCase().split('-')[0];
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if (code in locales) {
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currentLocale = code;
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return;
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}
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// nb and nn both start with "n" — also match "no" as Bokmål
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if (code === 'no') {
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currentLocale = 'nb';
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return;
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}
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}
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}
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/** Get current locale code. */
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export function getLocale(): string {
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return currentLocale;
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}
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/**
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* Translate a string key, substituting %d and %s with provided arguments.
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* Falls back to English, then to the raw key.
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*/
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export function t(key: string, ...args: (string | number)[]): string {
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let str = locales[currentLocale]?.[key] ?? locales.en[key] ?? key;
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// Replace %d and %s placeholders sequentially
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for (const arg of args) {
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str = str.replace(/%[ds]/, String(arg));
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}
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return str;
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}
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