Initial simple client implementation

src/util/Constants.js

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+'use strict';
+
+exports.WhatsWebURL = 'https://web.whatsapp.com/'
+
+exports.UserAgent = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.109 Safari/537.36';
+
+exports.DefaultOptions = {
+    puppeteer: {
+        headless: true
+    }
+}
+
+exports.Status = {
+    INITIALIZING: 0,
+    AUTHENTICATING: 1,
+    READY: 3
+}
+
+exports.Events = {
+    AUTHENTICATED: 'authenticated',
+    READY: 'ready',
+    MESSAGE_CREATE: 'message',
+    QR_RECEIVED: 'qr'
+}

src/util/Injected.js

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+'use strict';
+
+/**
+ * Exposes the internal Store to the WhatsApp Web client
+ */
+exports.ExposeStore = () => {
+    setTimeout(function () {
+        function getAllModules() {
+            return new Promise((resolve) => {
+                const id = _.uniqueId("fakeModule_");
+                window["webpackJsonp"](
+                    [],
+                    {
+                        [id]: function (module, exports, __webpack_require__) {
+                            resolve(__webpack_require__.c);
+                        }
+                    },
+                    [id]
+                );
+            });
+        }
+
+        var modules = getAllModules()._value;
+
+        for (var key in modules) {
+            if (modules[key].exports) {
+                if (modules[key].exports.default) {
+                    if (modules[key].exports.default.Wap) {
+                        store_id = modules[key].id.replace(/"/g, '"');
+                    }
+                }
+            }
+        }
+
+    }, 2000);
+
+    function _requireById(id) {
+        return webpackJsonp([], null, [id]);
+    }
+
+    var store_id = 0;
+
+    function init() {
+        window.Store = _requireById(store_id).default;
+    }
+
+    setTimeout(function () {
+        init();
+    }, 5000);
+}

src/util/Util.js

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+'use strict';
+
+const has = (o, k) => Object.prototype.hasOwnProperty.call(o, k);
+
+/**
+ * Utility methods
+ */
+class Util {
+
+  constructor() {
+    throw new Error(`The ${this.constructor.name} class may not be instantiated.`);
+  }
+
+  /**
+  * Sets default properties on an object that aren't already specified.
+  * @param {Object} def Default properties
+  * @param {Object} given Object to assign defaults to
+  * @returns {Object}
+  * @private
+  */
+  static mergeDefault(def, given) {
+    if (!given) return def;
+    for (const key in def) {
+      if (!has(given, key) || given[key] === undefined) {
+        given[key] = def[key];
+      } else if (given[key] === Object(given[key])) {
+        given[key] = Util.mergeDefault(def[key], given[key]);
+      }
+    }
+
+    return given;
+  }
+}
+
+module.exports = Util;