119 lines
4.1 KiB
JavaScript
119 lines
4.1 KiB
JavaScript
// Language switching functionality for QR Rapido
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// SEO Strategy:
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// - Portuguese (pt-BR): URLs without prefix (/, /pix, /wifi, etc.) - canonical
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// - Spanish (es-PY): URLs with /es-PY prefix (/es-PY, /es-PY/pix, etc.)
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// - English (en): URLs with /en prefix (/en, /en/pix, etc.)
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document.addEventListener('DOMContentLoaded', function () {
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const languageDropdownItems = document.querySelectorAll('.dropdown-item[data-lang]');
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const currentLangSpan = document.getElementById('current-lang');
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// Cultures that use a URL prefix
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const prefixedCultures = ['es-PY', 'en'];
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// Get current culture from URL
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function getCurrentCulture() {
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const pathSegments = window.location.pathname.split('/').filter(segment => segment);
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if (pathSegments.length > 0) {
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const first = pathSegments[0].toLowerCase();
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if (first === 'es-py') return 'es-PY';
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if (first === 'en') return 'en';
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}
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return 'pt-BR'; // Default — no prefix
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}
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// Update current language display in header
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function updateCurrentLanguageDisplay(culture) {
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const langMap = {
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'pt-BR': 'PT',
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'es-PY': 'ES',
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'en': 'EN'
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};
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if (currentLangSpan) {
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currentLangSpan.textContent = langMap[culture] || 'PT';
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}
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}
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// Build new URL with selected culture
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function buildLocalizedUrl(newCulture) {
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const currentPath = window.location.pathname;
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const queryString = window.location.search;
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const hash = window.location.hash;
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// Strip any existing culture prefix
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let pathSegments = currentPath.split('/').filter(segment => segment);
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if (pathSegments.length > 0) {
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const first = pathSegments[0].toLowerCase();
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if (first === 'es-py' || first === 'pt-br' || first === 'en') {
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pathSegments.shift();
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}
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}
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const rest = pathSegments.length > 0 ? '/' + pathSegments.join('/') : '';
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let newPath;
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if (newCulture === 'pt-BR') {
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// Portuguese: no prefix (canonical URLs)
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newPath = rest || '/';
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} else {
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// Spanish / English: add culture prefix
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newPath = '/' + newCulture + rest;
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}
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return newPath + queryString + hash;
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}
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// Set culture cookie
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function setCultureCookie(culture) {
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// ASP.NET Core culture cookie format
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const cookieValue = `c=${culture}|uic=${culture}`;
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document.cookie = `.AspNetCore.Culture=${encodeURIComponent(cookieValue)}; path=/; max-age=31536000; SameSite=Lax`;
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// Also store in localStorage for quick access
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localStorage.setItem('preferredLanguage', culture);
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}
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// Handle language selection
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languageDropdownItems.forEach(item => {
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item.addEventListener('click', function (e) {
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e.preventDefault();
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const selectedLang = this.getAttribute('data-lang');
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const currentCulture = getCurrentCulture();
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// Don't do anything if same language selected
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if (selectedLang === currentCulture) {
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return;
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}
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// Track language change for analytics
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if (typeof window.trackLanguageChange === 'function') {
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window.trackLanguageChange(currentCulture, selectedLang);
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}
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// Save preference
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setCultureCookie(selectedLang);
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// Navigate to new URL with selected language
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const newUrl = buildLocalizedUrl(selectedLang);
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window.location.href = newUrl;
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});
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});
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// Initialize
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const currentCulture = getCurrentCulture();
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updateCurrentLanguageDisplay(currentCulture);
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// Ensure cookie matches URL culture
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setCultureCookie(currentCulture);
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});
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// Utility function to get user's preferred language (for external use)
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function getUserPreferredLanguage() {
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const storedLang = localStorage.getItem('preferredLanguage');
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if (storedLang) {
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return storedLang;
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}
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return 'pt-BR'; // Default
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}
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