Widget:VisnoTeste

<script> (function () {

 function onReady(fn) {
   if (document.readyState !== 'loading') {
     fn();
   } else {
     document.addEventListener('DOMContentLoaded', fn);
   }
 }

 onReady(function () {
   const langs = ['pt', 'en', 'es', 'pl'];
   const langFlags = {
     pt: 'https://upload.wikimedia.org/wikipedia/en/0/05/Flag_of_Brazil.svg',
     en: 'https://upload.wikimedia.org/wikipedia/en/a/a4/Flag_of_the_United_States.svg',
     es: 'https://upload.wikimedia.org/wikipedia/en/9/9a/Flag_of_Spain.svg',
     pl: 'https://upload.wikimedia.org/wikipedia/en/1/12/Flag_of_Poland.svg'
   };

   // Obtener título desde la URL real, no desde wgPageName
   const pathParts = decodeURIComponent(window.location.pathname).split('/index.php/')[1].split('/');
   const possibleLang = pathParts[pathParts.length - 1];
   const currentLang = langs.includes(possibleLang) ? possibleLang : 'pt';
   const baseTitle = langs.includes(possibleLang) ? pathParts.slice(0, -1).join('/') : pathParts.join('/');

   const preferedLang = localStorage.getItem('preferedLang');
   const alreadyInLang = currentLang === preferedLang;
   const redirected = sessionStorage.getItem('langRedirectDone');

   // Redireccionamiento automático
   if (preferedLang && !alreadyInLang && !redirected) {
     const targetTitle = baseTitle + (preferedLang === 'pt' ?  : '/' + preferedLang);
     const baseUrl = '/index.php/' + targetTitle.split('/').map(encodeURIComponent).join('/');
     fetch(baseUrl, { method: 'HEAD' }).then(response => {
       sessionStorage.setItem('langRedirectDone', '1');
       window.location.href = response.ok ? baseUrl : '/index.php/' + encodeURIComponent(baseTitle);
     }).catch(() => {
       sessionStorage.setItem('langRedirectDone', '1');
       window.location.href = '/index.php/' + encodeURIComponent(baseTitle);
     });
     return;
   }

   // Contenedor de banderas
   var container = document.createElement('div');
   container.className = 'language-buttons';
   container.style.position = 'absolute';
   container.style.top = '1px';
   container.style.right = '438px';
   container.style.display = 'flex';
   container.style.padding = '6px 10px';
   container.style.gap = '8px';
   container.style.zIndex = '999';

   langs.forEach(function (lang) {
     var pageTitle = baseTitle + (lang === 'pt' ?  : '/' + lang);
     var fullUrl = '/index.php/' + pageTitle.split('/').map(encodeURIComponent).join('/')

     var link = document.createElement('a');
     link.href = '#';
     link.title = lang.toUpperCase();

     link.addEventListener('click', function (e) {
       e.preventDefault();

       fetch(fullUrl, { method: 'HEAD' }).then(response => {
         if (response.ok) {
           localStorage.setItem('preferedLang', lang);
           sessionStorage.setItem('langRedirectDone', '1');
           window.location.href = fullUrl;
         } else {
           sessionStorage.setItem('langRedirectDone', '1');

           const langNames = { es: 'Español', en: 'English', pl: 'Polski' };
           const msgTranslations = {
             es: 'La versión en {lang} no está disponible.',
             en: 'The {lang} version is not available.',
             pl: 'Wersja w języku {lang} jest niedostępna.',
             pt: 'A versão em {lang} não está disponível.'
           };

           if (lang !== 'pt') {
             const userLang = (navigator.language || 'en').substring(0, 2);
             const messageTemplate = msgTranslations[userLang] || msgTranslations['en'];
             const langLabel = langNames[lang] || lang;
             const msg = document.createElement('div');
             msg.textContent = messageTemplate.replace('{lang}', langLabel);
             msg.style.position = 'fixed';
             msg.style.top = '20px';
             msg.style.left = '50%';
             msg.style.transform = 'translateX(-50%)';
             msg.style.background = '#ffdddd';
             msg.style.color = '#a00';
             msg.style.padding = '12px 24px';
             msg.style.border = '1px solid #a00';
             msg.style.borderRadius = '8px';
             msg.style.fontSize = '16px';
             msg.style.zIndex = '1000';
             msg.style.boxShadow = '0 0 6px rgba(0,0,0,0.2)';
             msg.style.opacity = '0';
             msg.style.transition = 'opacity 0.3s ease';
             document.body.appendChild(msg);
             setTimeout(() => { msg.style.opacity = '1'; }, 10);
             setTimeout(() => {
               msg.style.opacity = '0';
               setTimeout(() => {
                 msg.remove();
                 window.location.href = '/index.php/' + encodeURIComponent(baseTitle);
               }, 500);
             }, 3000);
           } else {
             window.location.href = '/index.php/' + encodeURIComponent(baseTitle);
           }
         }
       }).catch(() => {
         sessionStorage.setItem('langRedirectDone', '1');
         window.location.href = '/index.php/' + encodeURIComponent(baseTitle);
       });
     });

     var img = document.createElement('img');
     img.src = langFlags[lang];
     img.style.width = '32px';
     img.style.height = '24px';
     img.style.borderRadius = '6px';
     img.style.border = (lang === currentLang) ? '2px solid #333' : '1px solid #ccc';
     img.style.transition = 'transform 0.2s ease';
     img.style.objectFit = 'cover';
     img.style.cursor = 'pointer';

     img.addEventListener('mouseenter', function () {
       img.style.transform = 'scale(1.1)';
       img.style.borderColor = '#888';
     });
     img.addEventListener('mouseleave', function () {
       img.style.transform = 'scale(1)';
       img.style.borderColor = (lang === currentLang) ? '#333' : '#ccc';
     });

     link.appendChild(img);
     container.appendChild(link);
   });

   document.body.appendChild(container);
 });

})(); </script>