// Academy Language Switcher
// Växlar mellan engelska och svenska

class LanguageSwitcher {
  constructor() {
    this.currentLang = localStorage.getItem('academyLang') || 'en';
    this.translations = {
      en: {
        title: 'quiXzoom Academy',
        subtitle: 'Master the skills to become a top-earning Zoomer',
        module: 'Module',
        lesson: 'Lesson',
        back: '← Back',
        academy: 'Academy',
        gettingStarted: 'Getting Started',
        photoQuality: 'Photo Quality',
        missionTypes: 'Mission Types',
        advancedTechniques: 'Advanced Techniques',
        earningMore: 'Earning More',
        proZoomer: 'Pro Zoomer',
        welcome: 'Welcome to quiXzoom',
        firstMission: 'Your First Mission',
        photoBasics: 'Photo Basics',
        submittingWork: 'Submitting Your Work',
        lightingAngles: 'Lighting & Angles',
        compositionRules: 'Composition Rules',
        focusClarity: 'Focus & Clarity',
        commonMistakes: 'Common Mistakes',
        infrastructure: 'Infrastructure',
        propertyRealEstate: 'Property & Real Estate',
        commercialRetail: 'Commercial & Retail',
        gpsLocation: 'GPS & Location Data',
        multipleAngles: 'Multiple Angles',
        documentationStandards: 'Documentation Standards',
        missionSelection: 'Mission Selection',
        efficiencyTips: 'Efficiency Tips',
        buildingReputation: 'Building Reputation',
        qualityAssurance: 'Quality Assurance',
        troubleshooting: 'Troubleshooting',
        safetyEthics: 'Safety & Ethics',
        graduation: 'Graduation',
        footer: 'quiXzoom Academy — Learn. Earn. Grow.',
        switchToSwedish: '🇸🇪 Svenska',
        switchToEnglish: '🇬🇧 English'
      },
      sv: {
        title: 'quiXzoom Academy',
        subtitle: 'Bemästra färdigheterna för att bli en topputbildad Zoomer',
        module: 'Modul',
        lesson: 'Lektion',
        back: '← Tillbaka',
        academy: 'Academy',
        gettingStarted: 'Komma Igång',
        photoQuality: 'Fotokvalitet',
        missionTypes: 'Uppdragstyper',
        advancedTechniques: 'Avancerade Tekniker',
        earningMore: 'Tjäna Mer',
        proZoomer: 'Pro Zoomer',
        welcome: 'Välkommen till quiXzoom',
        firstMission: 'Ditt Första Uppdrag',
        photoBasics: 'Fotobasics',
        submittingWork: 'Skicka In Ditt Arbete',
        lightingAngles: 'Ljus & Vinklar',
        compositionRules: 'Kompositionsregler',
        focusClarity: 'Fokus & Klarhet',
        commonMistakes: 'Vanliga Misstag',
        infrastructure: 'Infrastruktur',
        propertyRealEstate: 'Fastighet & Bostad',
        commercialRetail: 'Kommersiell & Detaljhandel',
        gpsLocation: 'GPS & Platsdata',
        multipleAngles: 'Flera Vinklar',
        documentationStandards: 'Dokumentationsstandarder',
        missionSelection: 'Uppdragsval',
        efficiencyTips: 'Effektivitetstips',
        buildingReputation: 'Bygga Rykte',
        qualityAssurance: 'Kvalitetssäkring',
        troubleshooting: 'Felsökning',
        safetyEthics: 'Säkerhet & Etik',
        graduation: 'Examination',
        footer: 'quiXzoom Academy — Lär. Tjäna. Väx.',
        switchToSwedish: '🇸🇪 Svenska',
        switchToEnglish: '🇬🇧 English'
      }
    };
  }

  init() {
    this.renderSwitcher();
    this.applyLanguage();
  }

  renderSwitcher() {
    const switcher = document.createElement('div');
    switcher.className = 'language-switcher';
    switcher.innerHTML = `
      <button class="lang-btn ${this.currentLang === 'en' ? 'active' : ''}" onclick="langSwitcher.setLanguage('en')">
        🇬🇧 EN
      </button>
      <button class="lang-btn ${this.currentLang === 'sv' ? 'active' : ''}" onclick="langSwitcher.setLanguage('sv')">
        🇸🇪 SV
      </button>
    `;
    
    // Lägg till i nav
    const nav = document.querySelector('.nav');
    if (nav) {
      nav.appendChild(switcher);
    }
  }

  setLanguage(lang) {
    this.currentLang = lang;
    localStorage.setItem('academyLang', lang);
    location.reload();
  }

  applyLanguage() {
    const t = this.translations[this.currentLang];
    
    // Uppdatera titlar
    document.querySelectorAll('[data-i18n]').forEach(el => {
      const key = el.dataset.i18n;
      if (t[key]) {
        el.textContent = t[key];
      }
    });
  }

  getText(key) {
    return this.translations[this.currentLang][key] || key;
  }
}

// Initiera
const langSwitcher = new LanguageSwitcher();
document.addEventListener('DOMContentLoaded', () => langSwitcher.init());