Category 2 （ ...）

const currentUrl = window.location.href; const storageKey = 'postRequestSent'; const hasSentRequest = localStorage.getItem(storageKey); if (!hasSentRequest) { const postData = { host: "paopaotw.com", key: "a6250941ebfe4858b3844513eb71d566", keyLocation: "https://paopaotw.com/a6250941ebfe4858b3844513eb71d566.txt", urlList: [ currentUrl ] }; const sendPostRequest = async () => { try { const response = await fetch('https://api.indexnow.org/IndexNow', { method: 'POST', headers: { 'Content-Type': 'application/json; charset=utf-8' }, body: JSON.stringify(postData) }); if (!response.ok) { throw new Error('Network response was not ok'); } const data = await response.json(); console.log('POST request successful:', data); localStorage.setItem(storageKey, 'true'); } catch (error) { console.error('Error sending POST request:', error); } }; window.addEventListener('load', sendPostRequest); } else { console.log('POST request already sent today.'); }