73 lines
1.6 KiB
TypeScript
73 lines
1.6 KiB
TypeScript
import { Database, initDB } from "@/mlpccg";
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import axios from "axios";
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import JSZip from "jszip";
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import { send, runAsync } from "../worker-utils";
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async function downloadImages() {
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if (!Database) {
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await initDB();
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}
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let table = Database!.images;
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const itemcount = await table.count();
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if (itemcount > 1900) {
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// DB already filled, exit early
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return "already-done";
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}
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const zipdata = await axios({
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url: "https://mcg.zyg.ovh/cards.zip",
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responseType: "blob",
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onDownloadProgress: (progressEvent: ProgressEvent) => {
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send("dl-progress", {
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progress: progressEvent.loaded,
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total: progressEvent.total
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});
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}
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});
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const zipfile = await JSZip.loadAsync(zipdata.data);
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const cards = zipfile.folder("Cards");
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let loadingState = 0;
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let totalLoading = 0;
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cards.forEach(async () => {
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totalLoading += 2;
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});
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let waitgroup = new Promise(resolve => {
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let timer = setInterval(() => {
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if (loadingState >= totalLoading) {
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clearInterval(timer);
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resolve();
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}
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}, 1000);
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});
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cards.forEach(async (filename, filedata) => {
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const data = await filedata.async("blob");
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loadingState += 1;
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send("ex-progress", {
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progress: loadingState,
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total: totalLoading
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});
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const result = await table.put({ id: filename, image: data });
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loadingState += 1;
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send("ex-progress", {
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progress: loadingState,
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total: totalLoading
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});
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});
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await waitgroup;
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return "downloaded";
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}
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runAsync(async () => {
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try {
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return await downloadImages();
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} catch (e) {
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console.error(e);
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return new Error(e.message);
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}
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});
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