// i18n — TR/EN language context with SEO-aware document.title and meta // description sync. Components read their own STRINGS via useLang() + pick(). const LangContext = React.createContext({ lang: 'tr', setLang: () => {} }); // SEO copy for and <meta name="description"> — swapped on lang change. const SEO = { tr: { title: "Datakor · Sakarya Siber Güvenlik, Sunucu & Mail Sunucu Kurulumu, Yönetilen IT, CCTV & PDKS | Bitdefender · WatchGuard · Narbulut Yetkili İş Ortağı", description: "Datakor — Sakarya merkezli kurumsal siber güvenlik, sunucu ve mail sunucu kurulumu, yönetilen IT desteği, 3-2-1 yedekleme ve fiziksel güvenlik çözümleri. Bitdefender endpoint, WatchGuard firewall/VPN, Narbulut bulut yedekleme yetkili iş ortağı. CCTV kamera, hırsızlık & yangın alarmı, PDKS personel devam kontrol. Bilgim Grup markasıdır. ☎ 0264 777 11 88 · bilgi@datakor.com.tr", }, en: { title: "Datakor · Cybersecurity, Server & Mail Server Installation, Managed IT, CCTV & Time-Attendance for Sakarya, Turkey | Bitdefender · WatchGuard · Narbulut Authorized Partner", description: "Datakor — corporate cybersecurity, server and mail server deployment, managed IT, 3-2-1 backup and physical security for businesses in Sakarya. Authorized partner for Bitdefender endpoint, WatchGuard firewall/VPN, Narbulut cloud backup. CCTV, burglar & fire alarms, PDKS time-attendance. A Bilgim Group company. ☎ +90 264 777 11 88 · bilgi@datakor.com.tr", }, }; function LangProvider({ children }) { const [lang, setLangState] = React.useState(() => { try { const saved = localStorage.getItem('datakor-lang'); if (saved === 'tr' || saved === 'en') return saved; // Auto-detect from browser, fallback TR const nav = (navigator.language || 'tr').toLowerCase(); return nav.startsWith('tr') ? 'tr' : (nav.startsWith('en') ? 'en' : 'tr'); } catch { return 'tr'; } }); const setLang = React.useCallback((l) => { setLangState(l); try { localStorage.setItem('datakor-lang', l); } catch {} }, []); // Sync <html lang>, document.title, meta description, og:locale, og tags React.useEffect(() => { document.documentElement.lang = lang; const seo = SEO[lang] || SEO.tr; document.title = seo.title; const setMeta = (sel, val) => { const el = document.querySelector(sel); if (el) el.setAttribute('content', val); }; setMeta('meta[name="description"]', seo.description); setMeta('meta[property="og:title"]', seo.title); setMeta('meta[property="og:description"]', seo.description); setMeta('meta[property="og:locale"]', lang === 'tr' ? 'tr_TR' : 'en_US'); setMeta('meta[property="og:locale:alternate"]', lang === 'tr' ? 'en_US' : 'tr_TR'); setMeta('meta[name="twitter:title"]', seo.title); setMeta('meta[name="twitter:description"]', seo.description); setMeta('meta[http-equiv="Content-Language"]', lang); }, [lang]); return ( <LangContext.Provider value={{ lang, setLang }}> {children} </LangContext.Provider> ); } const useLang = () => React.useContext(LangContext); const pick = (bundle, lang) => (bundle && bundle[lang]) || (bundle && bundle.tr) || ''; // Shared brand constants const DK_CONTACT = { phone: '0264 777 11 88', phoneIntl: '+902647771188', email: 'bilgi@datakor.com.tr', whatsappPhone: '0533 561 16 11', whatsappIntl: '+905335611611', whatsapp: 'https://wa.me/905335611611', address: { line: 'Cumhuriyet Mah. Dr. Nuri Bayar Cad. 47/B', city: 'Adapazarı, Sakarya', postal: '54100', }, hoursTr: 'Pzt – Cmt · 08:30 – 19:00', hoursEn: 'Mon – Sat · 08:30 – 19:00', parent: { name: 'Bilgim Kurumsal Hizmetler', url: 'https://www.bilgim.com.tr/' }, }; Object.assign(window, { LangContext, LangProvider, useLang, pick, DK_CONTACT, SEO });