Finalish MVP

lib/i18n/translations.ts

@@ -0,0 +1,30 @@
+import en from "./en.json";
+import esMX from "./es-MX.json";
+
+export type Locale = "en" | "es-MX";
+
+type Dictionary = Record<string, string>;
+
+export const translations: Record<Locale, Dictionary> = {
+  en,
+  "es-MX": esMX,
+};
+
+export const defaultLocale: Locale = "en";
+
+export function translate(
+  locale: Locale,
+  key: string,
+  vars?: Record<string, string | number>
+): string {
+  const table = translations[locale] ?? translations[defaultLocale];
+  const fallback = translations[defaultLocale];
+  let text = table[key] ?? fallback[key] ?? key;
+  if (vars) {
+    text = text.replace(/\{(\w+)\}/g, (match, token) => {
+      const value = vars[token];
+      return value == null ? match : String(value);
+    });
+  }
+  return text;
+}