Initial commit: Torrent search and download application

node_modules/@puppeteer/browsers/src/browser-data/chromium.ts

@@ -0,0 +1,95 @@
+/**
+ * @license
+ * Copyright 2023 Google Inc.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import path from 'node:path';
+
+import {getText} from '../httpUtil.js';
+
+import {BrowserPlatform} from './types.js';
+
+function archive(platform: BrowserPlatform, buildId: string): string {
+  switch (platform) {
+    case BrowserPlatform.LINUX_ARM:
+    case BrowserPlatform.LINUX:
+      return 'chrome-linux';
+    case BrowserPlatform.MAC_ARM:
+    case BrowserPlatform.MAC:
+      return 'chrome-mac';
+    case BrowserPlatform.WIN32:
+    case BrowserPlatform.WIN64:
+      // Windows archive name changed at r591479.
+      return parseInt(buildId, 10) > 591479 ? 'chrome-win' : 'chrome-win32';
+  }
+}
+
+function folder(platform: BrowserPlatform): string {
+  switch (platform) {
+    case BrowserPlatform.LINUX_ARM:
+    case BrowserPlatform.LINUX:
+      return 'Linux_x64';
+    case BrowserPlatform.MAC_ARM:
+      return 'Mac_Arm';
+    case BrowserPlatform.MAC:
+      return 'Mac';
+    case BrowserPlatform.WIN32:
+      return 'Win';
+    case BrowserPlatform.WIN64:
+      return 'Win_x64';
+  }
+}
+
+export function resolveDownloadUrl(
+  platform: BrowserPlatform,
+  buildId: string,
+  baseUrl = 'https://storage.googleapis.com/chromium-browser-snapshots',
+): string {
+  return `${baseUrl}/${resolveDownloadPath(platform, buildId).join('/')}`;
+}
+
+export function resolveDownloadPath(
+  platform: BrowserPlatform,
+  buildId: string,
+): string[] {
+  return [folder(platform), buildId, `${archive(platform, buildId)}.zip`];
+}
+
+export function relativeExecutablePath(
+  platform: BrowserPlatform,
+  _buildId: string,
+): string {
+  switch (platform) {
+    case BrowserPlatform.MAC:
+    case BrowserPlatform.MAC_ARM:
+      return path.join(
+        'chrome-mac',
+        'Chromium.app',
+        'Contents',
+        'MacOS',
+        'Chromium',
+      );
+    case BrowserPlatform.LINUX_ARM:
+    case BrowserPlatform.LINUX:
+      return path.join('chrome-linux', 'chrome');
+    case BrowserPlatform.WIN32:
+    case BrowserPlatform.WIN64:
+      return path.join('chrome-win', 'chrome.exe');
+  }
+}
+export async function resolveBuildId(
+  platform: BrowserPlatform,
+): Promise<string> {
+  return await getText(
+    new URL(
+      `https://storage.googleapis.com/chromium-browser-snapshots/${folder(
+        platform,
+      )}/LAST_CHANGE`,
+    ),
+  );
+}
+
+export function compareVersions(a: string, b: string): number {
+  return Number(a) - Number(b);
+}