pacman demo

Author: ebidel

pacman.js

@@ -0,0 +1,57 @@
+/**
+ * Copyright 2018 Google Inc. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @author ebidel@ (Eric Bidelman)
+ */
+
+/**
+ * Play Google Pac-man Doodle from Node! Uses Puppeteer's keyboard API to
+ * forward key presses to the browser.
+ */
+
+const readline = require('readline');
+const puppeteer = require('puppeteer');
+
+(async() => {
+
+const browser = await puppeteer.launch({
+  headless: false,
+  args: ['--window-size=800,500']
+});
+
+const page = await browser.newPage();
+await page.setViewport({width: 800, height: 500, deviceScaleFactor: 2});
+await page.goto('https://www.google.com/logos/2010/pacman10-i.html');
+
+process.stdin.on('keypress', async (str, key) => {
+  // In "raw" mode, so create own kill switch.
+  if (key.sequence === '\u0003') {
+    await browser.close();
+    process.exit();
+  }
+
+  // See https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#keyboarddownkey-options
+  if (['up', 'down', 'left', 'right'].includes(key.name)) {
+    const capitalized = key.name[0].toUpperCase() + key.name.slice(1);
+    const keyName = `Arrow${capitalized}`;
+    console.log(`page.keyboard.down('${keyName}')`);
+    await page.keyboard.down(keyName);
+  }
+});
+
+readline.emitKeypressEvents(process.stdin);
+process.stdin.setRawMode(true);
+
+})();