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import puppeteer from "./mod.ts";import { PUPPETEER_REVISIONS } from "./vendor/puppeteer-core/puppeteer/revisions.js";import ProgressBar from "https://deno.land/x/progress@v1.1.4/mod.ts";
let product = Deno.env.get("PUPPETEER_PRODUCT");if (product != "chrome" && product != "firefox") {  if (product != undefined) {    console.warn(`Unknown product '${product}', falling back to 'chrome'.`);  }  product = "chrome";}const fetcher = puppeteer.createBrowserFetcher({ product });let revision;if (product == "chrome") {  revision = Deno.env.get("PUPPETEER_CHROMIUM_REVISION") ||    PUPPETEER_REVISIONS.chromium;} else if (product == "firefox") {  puppeteer._preferredRevision = PUPPETEER_REVISIONS.firefox;  const req = await fetch(    "https://product-details.mozilla.org/1.0/firefox_versions.json",  );  const versions = await req.json();  revision = versions.FIREFOX_NIGHTLY;  if (!versions.FIREFOX_NIGHTLY) {    throw new Error("Firefox version not found");  }}
const revisionInfo = fetcher.revisionInfo(revision);if (revisionInfo.local) {  console.log(`Already downloaded at ${revisionInfo.executablePath}`);} else {  let progressBar: ProgressBar;  const newRevisionInfo = await fetcher.download(    revisionInfo.revision,    (current, total) => {      if (!progressBar) {        progressBar = new ProgressBar({          total,        });      }      if (!(progressBar as any).isCompleted) {        progressBar.render(current);      } else {        console.log("Done downloading. Installing now.");      }    },  );  console.log(    `Downloaded ${newRevisionInfo.product} ${newRevisionInfo.revision} to ${newRevisionInfo.executablePath} from ${newRevisionInfo.url}`,  );}