63 lines
2.0 KiB
JavaScript
63 lines
2.0 KiB
JavaScript
const CHATGPT_NEXT_WEB_CACHE = "chatgpt-next-web-cache";
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const CHATGPT_NEXT_WEB_FILE_CACHE = "chatgpt-next-web-file";
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let a="useandom-26T198340PX75pxJACKVERYMINDBUSHWOLF_GQZbfghjklqvwyzrict";let nanoid=(e=21)=>{let t="",r=crypto.getRandomValues(new Uint8Array(e));for(let n=0;n<e;n++)t+=a[63&r[n]];return t};
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self.addEventListener("activate", function (event) {
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console.log("ServiceWorker activated.");
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});
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self.addEventListener("install", function (event) {
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self.skipWaiting(); // enable new version
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event.waitUntil(
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caches.open(CHATGPT_NEXT_WEB_CACHE).then(function (cache) {
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return cache.addAll([]);
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}),
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);
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});
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function jsonify(data) {
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return new Response(JSON.stringify(data), { headers: { 'content-type': 'application/json' } })
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}
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async function upload(request, url) {
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const formData = await request.formData()
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const file = formData.getAll('file')[0]
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let ext = file.name.split('.').pop()
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if (ext === 'blob') {
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ext = file.type.split('/').pop()
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}
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const fileUrl = `${url.origin}/api/cache/${nanoid()}.${ext}`
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// console.debug('file', file, fileUrl, request)
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const cache = await caches.open(CHATGPT_NEXT_WEB_FILE_CACHE)
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await cache.put(new Request(fileUrl), new Response(file, {
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headers: {
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'content-type': file.type,
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'content-length': file.size,
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'cache-control': 'no-cache', // file already store in disk
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'server': 'ServiceWorker',
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}
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}))
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return jsonify({ code: 0, data: fileUrl })
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}
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async function remove(request, url) {
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const cache = await caches.open(CHATGPT_NEXT_WEB_FILE_CACHE)
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const res = await cache.delete(request.url)
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return jsonify({ code: 0 })
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}
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self.addEventListener("fetch", (e) => {
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const url = new URL(e.request.url);
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if (/^\/api\/cache/.test(url.pathname)) {
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if ('GET' == e.request.method) {
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e.respondWith(caches.match(e.request))
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}
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if ('POST' == e.request.method) {
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e.respondWith(upload(e.request, url))
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}
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if ('DELETE' == e.request.method) {
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e.respondWith(remove(e.request, url))
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}
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}
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});
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