Replace entire repo content with correct code from /root/shahikitchen-website/

application/language/language-use-cases.ts

@@ -0,0 +1,29 @@
+import {
+  DEFAULT_LANGUAGE,
+  isLanguage,
+  type Language,
+} from '@/domain/language/entities';
+import type { LanguageRepository } from '@/domain/language/repository';
+
+export function detectBrowserLanguage(): Language {
+  if (typeof navigator === 'undefined') return DEFAULT_LANGUAGE;
+
+  const browserLang = navigator.language.toLowerCase();
+  if (browserLang.startsWith('sv')) return 'sv';
+  if (browserLang.startsWith('ar')) return 'ar';
+  if (browserLang.startsWith('tr')) return 'tr';
+  if (browserLang.startsWith('hi')) return 'hi';
+  if (browserLang.startsWith('ur')) return 'ur';
+  if (browserLang.startsWith('en')) return 'en';
+  return DEFAULT_LANGUAGE;
+}
+
+export function resolveInitialLanguage(repository: LanguageRepository): Language {
+  const saved = repository.load();
+  if (saved && isLanguage(saved)) return saved;
+  return detectBrowserLanguage();
+}
+
+export function persistLanguage(repository: LanguageRepository, language: Language): void {
+  repository.save(language);
+}