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addEventListener('fetch', event => { | |
event.respondWith(handleRequest(event.request)) | |
}) | |
async function handleRequest(request) { | |
if (request.method !== 'POST') return | |
const url = new URL(request.url) | |
const id = url.searchParams.get('id') | |
const emoji = ensureEmoji(await request.text()) | |
if (!id || !emoji) return new Response('not ok', {status: 500}) | |
const key = `${id}:${emoji}` | |
// https://developers.cloudflare.com/workers/runtime-apis/kv/ | |
const currentCount = Number(await(NAMESPACE.get(key)) || 0) | |
await NAMESPACE.put(key, currentCount + 1) | |
return new Response('ok') | |
} | |
function ensureEmoji(emoji) { | |
const segments = Array.from(new Intl.Segmenter({ granularity: 'grapheme' }).segment(emoji.trim())) | |
const parsedEmoji = segments.length > 0 ? segments[0].segment : null | |
if (/\p{Emoji}/u.test(parsedEmoji)) return parsedEmoji | |
} |
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