107 lines
2.8 KiB
HTML
107 lines
2.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Service Worker 管理</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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margin: 20px;
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}
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h1 {
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font-size: 24px;
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color: #333;
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}
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table {
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width: 100%;
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border-collapse: collapse;
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margin-top: 20px;
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}
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table, th, td {
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border: 1px solid #ddd;
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}
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th, td {
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padding: 10px;
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text-align: left;
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}
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th {
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background-color: #f4f4f4;
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}
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button {
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padding: 5px 10px;
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background-color: #ff5555;
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color: white;
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border: none;
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cursor: pointer;
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border-radius: 4px;
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}
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button:hover {
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background-color: #ff2222;
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}
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</style>
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</head>
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<body>
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<h1>Service Worker 管理器</h1>
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<p>这个页面会返回当前网站的所有注册的 Service Worker 并且允许反注册它们</p>
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<div id="sw-list">
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<p>加载中...</p>
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</div>
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<script>
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async function loadServiceWorkers() {
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const swListContainer = document.getElementById('sw-list');
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if ('serviceWorker' in navigator) {
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const registrations = await navigator.serviceWorker.getRegistrations();
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if (registrations.length === 0) {
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swListContainer.innerHTML = '<p>没有找到Service Workers.</p>';
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return;
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}
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let tableHtml = `
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<table>
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<thead>
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<tr>
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<th>作用域</th>
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<th>操作</th>
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</tr>
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</thead>
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<tbody>
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`;
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registrations.forEach((registration, index) => {
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tableHtml += `
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<tr>
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<td>${registration.scope}</td>
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<td>
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<button onclick="unregisterServiceWorker(${index})">反注册</button>
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</td>
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</tr>
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`;
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});
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tableHtml += `
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</tbody>
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</table>
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`;
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swListContainer.innerHTML = tableHtml;
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} else {
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swListContainer.innerHTML = '<p>当前游览器不支持Service Workers.</p>';
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}
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}
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async function unregisterServiceWorker(index) {
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const registrations = await navigator.serviceWorker.getRegistrations();
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if (registrations[index]) {
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const scope = registrations[index].scope;
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const success = await registrations[index].unregister();
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if (success) {
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alert(`成功反注册作用域为 '${scope}' 的 Service Worker`);
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} else {
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alert(`反注册作用域为 '${scope}' 的 Service Worker 失败了`);
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}
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loadServiceWorkers();
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} else {
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alert('未知的索引');
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}
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}
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window.onload = loadServiceWorkers;
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</script>
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</body>
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</html>
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