MediaWiki:Common.js

window.toggleTheme = function() {
    document.body.classList.toggle('dark-theme');
    localStorage.setItem('theme', document.body.classList.contains('dark-theme') ? 'dark' : 'light');
};

document.addEventListener('DOMContentLoaded', function() {
    var savedTheme = localStorage.getItem('theme');
    if (savedTheme === 'dark') document.body.classList.add('dark-theme');
});

mw.hook('citizen.load').add(function() {
    var button = document.createElement('button');
    button.textContent = '🌓 Тема';
    button.style.cssText = 'margin: 0 10px; padding: 8px 12px; cursor: pointer;';
    button.onclick = toggleTheme;

    var headerTools = document.querySelector('.citizen-header__tools');
    if (headerTools) {
        headerTools.insertBefore(button, headerTools.firstChild);
    }
});

// Отключаем регистрацию Service Worker
if ('serviceWorker' in navigator) {
    navigator.serviceWorker.getRegistrations().then(function(registrations) {
        for (var i = 0; i < registrations.length; i++) { // Исправлено: ES5-совместимый цикл
            registrations[i].unregister();
        }
    });
}