temp

frontend/app/composables/useLocale.ts

@@ -0,0 +1,21 @@
+import { STRINGS, type Strings } from '../i18n/strings'
+
+export type Locale = 'it' | 'en'
+
+/**
+ * Site language, persisted in a cookie so SSR renders the right language on
+ * the first request. `t(key)` reads the current locale's UI string.
+ */
+export function useLocale() {
+  const locale = useCookie<Locale>('lang', { default: () => 'it', sameSite: 'lax' })
+
+  function setLocale(value: Locale) {
+    locale.value = value
+  }
+
+  function t<K extends keyof Strings>(key: K): Strings[K] {
+    return STRINGS[locale.value][key]
+  }
+
+  return { locale, setLocale, t }
+}