feat: 独立出chromium文件，用于检测，获取目录，下载，等等，并且完善下载/解压提示

chromium.js

@@ -0,0 +1,95 @@
+const util = require('util');
+const vm = require('vm');
+const fs = require('fs');
+const path = require('path');
+const config = require('./config');
+
+const LOCAL_CHROMIUM = '.local-chromium';
+
+const puppeteerPkg = require(path.join(config.paths.puppeteer, 'package.json'));
+const downLoaderPath = path.join(config.paths.puppeteer, 'utils', 'ChromiumDownloader.js');
+
+const installScript =
+  fs.readFileSync(downLoaderPath, {
+    encoding: 'utf8'
+  }) +
+  `
+  // expose the module to outside
+  __ChromiumDownloader.downloadURLs = downloadURLs;
+  Object.assign(__ChromiumDownloader,module.exports);
+  `;
+
+const ChromiumDownloader = {};
+
+const context = {
+  require,
+  console,
+  __dirname: path.dirname(downLoaderPath),
+  __filename: downLoaderPath,
+  module,
+  exports,
+  global,
+  __ChromiumDownloader: ChromiumDownloader
+};
+
+const script = new vm.Script(`${installScript}`);
+
+script.runInNewContext(context);
+
+const Chromium = {
+  get revision() {
+    return puppeteerPkg.puppeteer.chromium_revision;
+  },
+  get platform() {
+    return ChromiumDownloader.currentPlatform();
+  },
+  get downloadUrl() {
+    const url = ChromiumDownloader.downloadURLs[this.platform];
+    return util.format(url, this.revision);
+  },
+  /**
+   *
+   * @returns {string}
+   */
+  get path() {
+    return path.join(config.paths.puppeteer, LOCAL_CHROMIUM, this.platform + '-' + this.revision);
+  },
+  get isExist() {
+    const localChromiumPath = path.join(config.paths.puppeteer, LOCAL_CHROMIUM);
+
+    let isExisted = false;
+
+    try {
+      const stat = fs.statSync(localChromiumPath);
+
+      // 不是目录
+      if (!stat.isDirectory()) {
+        throw null;
+      }
+
+      const files = fs.readdirSync(localChromiumPath);
+
+      if (files.length <= 0) {
+        throw null;
+      }
+
+      const firstFile = files[0];
+
+      const firstFileStat = fs.statSync(path.join(localChromiumPath, firstFile));
+
+      // 不是目录
+      if (!firstFileStat.isDirectory()) {
+        throw null;
+      }
+
+      isExisted = true;
+    } catch (err) {}
+
+    return isExisted;
+  },
+  Downloader: ChromiumDownloader
+};
+
+console.log(Chromium.downloadUrl);
+
+module.exports = Chromium;

index.js

@@ -1,6 +1,6 @@
 const path = require('path');
 const chalk = require('chalk');
-const checkIsChromiumExist = require('./isChromiumExist');
+const Chromium = require('./chromium');
 const config = require('./config');
 
 console.info(`process ${chalk.blue(process.pid)} ${chalk.green('start')}.`);
@@ -24,17 +24,22 @@ process.on('unhandledRejection', (reason, p) => {
 });
 
 // 运行时检查是已安装Chromium
-if (checkIsChromiumExist() === false) {
+if (Chromium.isExist === false) {
   console.error(
     `Please make sure ${chalk.green('chromium')} have install at ${chalk.yellow(
       path.join(config.paths.puppeteer, '.local-chromium')
     )}`
   );
   console.error(
-    `Try to reinstall: ${chalk.green(
-      'node ' + path.join(config.paths.puppeteer, 'install.js')
-    )}`
+    `Try to reinstall: ${chalk.green('node ' + path.join(config.paths.puppeteer, 'install.js'))}\n`
+  );
+
+  console.info(
+    `If you got network trouble, You can install ${chalk.green(
+      Chromium.downloadUrl
+    )} by your self and extract to ${chalk.yellow(Chromium.path)}`
   );
+
   process.exit(1);
 }
 
@@ -48,16 +53,14 @@ const defaultOptions = {
   name: '隔壁老王1024',
   password: 'abc123abc123',
   phone: '13000000000', // do not set default phone number
-  once: isProduction === false,
+  once: isProduction === false
 };
 
 module.exports = function(phoneNumber, options) {
   if (typeof phoneNumber !== 'string' && !isNaN(+phoneNumber)) {
     throw new Error(`Invalid phone number ${phoneNumber}`);
   }
-  const app = new App(
-    Object.assign({}, defaultOptions, options, { phone: phoneNumber })
-  );
+  const app = new App(Object.assign({}, defaultOptions, options, { phone: phoneNumber }));
   process.on('exit', () => {
     app.close();
   });