current work complete

whatsapp-web.js/src/Client.js

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+'use strict';
+
+const EventEmitter = require('events');
+const puppeteer = require('puppeteer');
+const moduleRaid = require('moduleraid/moduleraid');
+const jsQR = require('jsqr');
+
+const Util = require('./util/Util');
+const { WhatsWebURL, UserAgent, DefaultOptions, Events, WAState } = require('./util/Constants');
+const { ExposeStore, LoadUtils } = require('./util/Injected');
+const ChatFactory = require('./factories/ChatFactory');
+const ContactFactory = require('./factories/ContactFactory');
+const { ClientInfo, Message, MessageMedia, Location, GroupNotification } = require('./structures');
+/**
+ * Starting point for interacting with the WhatsApp Web API
+ * @extends {EventEmitter}
+ * @fires Client#qr
+ * @fires Client#authenticated
+ * @fires Client#auth_failure
+ * @fires Client#ready
+ * @fires Client#message
+ * @fires Client#message_ack
+ * @fires Client#message_create
+ * @fires Client#message_revoke_me
+ * @fires Client#message_revoke_everyone
+ * @fires Client#group_join
+ * @fires Client#group_leave
+ * @fires Client#group_update
+ * @fires Client#disconnected
+ * @fires Client#change_state
+ */
+class Client extends EventEmitter {
+    constructor(options = {}) {
+        super();
+
+        this.options = Util.mergeDefault(DefaultOptions, options);
+
+        this.pupBrowser = null;
+        this.pupPage = null;
+    }
+
+    /**
+     * Sets up events and requirements, kicks off authentication request
+     */
+    async initialize() {
+        const browser = await puppeteer.launch(this.options.puppeteer);
+        const page = (await browser.pages())[0];
+        page.setUserAgent(UserAgent);
+
+        if (this.options.session) {
+            await page.evaluateOnNewDocument(
+                session => {
+                    localStorage.clear();
+                    localStorage.setItem('WABrowserId', session.WABrowserId);
+                    localStorage.setItem('WASecretBundle', session.WASecretBundle);
+                    localStorage.setItem('WAToken1', session.WAToken1);
+                    localStorage.setItem('WAToken2', session.WAToken2);
+                }, this.options.session);
+        }
+
+        await page.goto(WhatsWebURL);
+
+        const KEEP_PHONE_CONNECTED_IMG_SELECTOR = '[data-asset-intro-image="true"]';
+
+        if (this.options.session) {
+            // Check if session restore was successfull 
+            try {
+                await page.waitForSelector(KEEP_PHONE_CONNECTED_IMG_SELECTOR, { timeout: 15000 });
+            } catch (err) {
+                if (err.name === 'TimeoutError') {
+                    /**
+                     * Emitted when there has been an error while trying to restore an existing session
+                     * @event Client#auth_failure
+                     * @param {string} message
+                     */
+                    this.emit(Events.AUTHENTICATION_FAILURE, 'Unable to log in. Are the session details valid?');
+                    browser.close();
+
+                    return;
+                }
+
+                throw err;
+            }
+
+        } else {
+            const getQrCode = async () => {
+                // Check if retry button is present
+                var QR_RETRY_SELECTOR = 'div[data-ref] > span > div';
+                var qrRetry = await page.$(QR_RETRY_SELECTOR);
+                if (qrRetry) {
+                    await qrRetry.click();
+                }
+
+                // Wait for QR Code
+
+                const QR_CANVAS_SELECTOR = 'canvas';
+                await page.waitForSelector(QR_CANVAS_SELECTOR);
+                const qrImgData = await page.$eval(QR_CANVAS_SELECTOR, canvas => [].slice.call(canvas.getContext('2d').getImageData(0, 0, 264, 264).data));
+                const qr = jsQR(qrImgData, 264, 264).data;
+                /**
+                * Emitted when the QR code is received
+                * @event Client#qr
+                * @param {string} qr QR Code
+                */
+                this.emit(Events.QR_RECEIVED, qr);
+            };
+            getQrCode();
+            let retryInterval = setInterval(getQrCode, 20000); // check for qr code every 20 seconds
+
+            // Wait for code scan
+            await page.waitForSelector(KEEP_PHONE_CONNECTED_IMG_SELECTOR, { timeout: 0 });
+            clearInterval(retryInterval);
+
+        }
+
+        await page.evaluate(ExposeStore, moduleRaid.toString());
+
+        // Get session tokens
+        const localStorage = JSON.parse(await page.evaluate(() => {
+            return JSON.stringify(window.localStorage);
+        }));
+
+        const session = {
+            WABrowserId: localStorage.WABrowserId,
+            WASecretBundle: localStorage.WASecretBundle,
+            WAToken1: localStorage.WAToken1,
+            WAToken2: localStorage.WAToken2
+        };
+
+        /**
+         * Emitted when authentication is successful
+         * @event Client#authenticated
+         * @param {object} session Object containing session information. Can be used to restore the session.
+         */
+        this.emit(Events.AUTHENTICATED, session);
+
+        // Check window.Store Injection
+        await page.waitForFunction('window.Store != undefined');
+
+        //Load util functions (serializers, helper functions)
+        await page.evaluate(LoadUtils);
+
+        // Expose client info
+        this.info = new ClientInfo(this, await page.evaluate(() => {
+            return window.Store.Conn.serialize();
+        }));
+
+        // Register events
+        await page.exposeFunction('onAddMessageEvent', msg => {
+            if (!msg.isNewMsg) return;
+
+            if (msg.type === 'gp2') {
+                const notification = new GroupNotification(this, msg);
+                if (msg.subtype === 'add' || msg.subtype === 'invite') {
+                    /**
+                     * Emitted when a user joins the chat via invite link or is added by an admin.
+                     * @event Client#group_join
+                     * @param {GroupNotification} notification GroupNotification with more information about the action
+                     */
+                    this.emit(Events.GROUP_JOIN, notification);
+                } else if (msg.subtype === 'remove' || msg.subtype === 'leave') {
+                    /**
+                     * Emitted when a user leaves the chat or is removed by an admin.
+                     * @event Client#group_leave
+                     * @param {GroupNotification} notification GroupNotification with more information about the action
+                     */
+                    this.emit(Events.GROUP_LEAVE, notification);
+                } else {
+                    /**
+                     * Emitted when group settings are updated, such as subject, description or picture.
+                     * @event Client#group_update
+                     * @param {GroupNotification} notification GroupNotification with more information about the action
+                     */
+                    this.emit(Events.GROUP_UPDATE, notification);
+                }
+                return;
+            }
+            
+            const message = new Message(this, msg);
+
+            /**
+             * Emitted when a new message is created, which may include the current user's own messages.
+             * @event Client#message_create
+             * @param {Message} message The message that was created
+             */
+            this.emit(Events.MESSAGE_CREATE, message);
+
+            if (msg.id.fromMe) return;
+
+            /**
+             * Emitted when a new message is received.
+             * @event Client#message
+             * @param {Message} message The message that was received
+             */
+            this.emit(Events.MESSAGE_RECEIVED, message);
+        });
+
+        let last_message;
+
+        await page.exposeFunction('onChangeMessageTypeEvent', (msg) => {
+
+            if (msg.type === 'revoked') {
+                const message = new Message(this, msg);
+                let revoked_msg;
+                if (last_message && msg.id.id === last_message.id.id) {
+                    revoked_msg = new Message(this, last_message);
+                }
+
+                /**
+                 * Emitted when a message is deleted for everyone in the chat.
+                 * @event Client#message_revoke_everyone
+                 * @param {Message} message The message that was revoked, in its current state. It will not contain the original message's data.
+                 * @param {?Message} revoked_msg The message that was revoked, before it was revoked. It will contain the message's original data. 
+                 * Note that due to the way this data is captured, it may be possible that this param will be undefined.
+                 */
+                this.emit(Events.MESSAGE_REVOKED_EVERYONE, message, revoked_msg);
+            }
+
+        });
+
+        await page.exposeFunction('onChangeMessageEvent', (msg) => {
+
+            if (msg.type !== 'revoked') {
+                last_message = msg;
+            }
+
+        });
+
+        await page.exposeFunction('onRemoveMessageEvent', (msg) => {
+
+            if (!msg.isNewMsg) return;
+
+            const message = new Message(this, msg);
+
+            /**
+             * Emitted when a message is deleted by the current user.
+             * @event Client#message_revoke_me
+             * @param {Message} message The message that was revoked
+             */
+            this.emit(Events.MESSAGE_REVOKED_ME, message);
+
+        });
+
+        await page.exposeFunction('onMessageAckEvent', (msg, ack) => {
+
+            const message = new Message(this, msg);
+            
+            /**
+             * Emitted when an ack event occurrs on message type.
+             * @event Client#message_ack
+             * @param {Message} message The message that was affected
+             * @param {MessageAck} ack The new ACK value
+             */
+            this.emit(Events.MESSAGE_ACK, message, ack);
+
+        });
+
+        await page.exposeFunction('onAppStateChangedEvent', (_AppState, state) => {
+
+            /**
+             * Emitted when the connection state changes
+             * @event Client#change_state
+             * @param {WAState} state the new connection state
+             */
+            this.emit(Events.STATE_CHANGED, state);
+
+            const ACCEPTED_STATES = [WAState.CONNECTED, WAState.OPENING, WAState.PAIRING, WAState.TIMEOUT];
+            if (!ACCEPTED_STATES.includes(state)) {
+                /**
+                 * Emitted when the client has been disconnected
+                 * @event Client#disconnected
+                 * @param {WAState} reason state that caused the disconnect
+                 */
+                this.emit(Events.DISCONNECTED, state);
+                this.destroy();
+            }
+        });
+
+        await page.evaluate(() => {
+            window.Store.Msg.on('add', (msg) => { if(msg.isNewMsg) window.onAddMessageEvent(msg);});
+            window.Store.Msg.on('change', window.onChangeMessageEvent);
+            window.Store.Msg.on('change:type', window.onChangeMessageTypeEvent);
+            window.Store.Msg.on('change:ack', window.onMessageAckEvent);
+            window.Store.Msg.on('remove', window.onRemoveMessageEvent);
+            window.Store.AppState.on('change:state', window.onAppStateChangedEvent);
+        });
+
+        this.pupBrowser = browser;
+        this.pupPage = page;
+
+        /**
+         * Emitted when the client has initialized and is ready to receive messages.
+         * @event Client#ready
+         */
+        this.emit(Events.READY);
+    }
+
+    /**
+     * Closes the client
+     */
+    async destroy() {
+        await this.pupBrowser.close();
+    }
+    /**
+     * Mark as seen for the Chat
+     *  @param {string} chatId
+     *  @returns {Promise<boolean>} result
+     * 
+     */
+    async sendSeen(chatId) {
+        const result = await this.pupPage.evaluate(async (chatId) => {
+            return window.WWebJS.sendSeen(chatId);
+
+        }, chatId);
+        return result;
+    }
+    /**
+     * Send a message to a specific chatId
+     * @param {string} chatId
+     * @param {string|MessageMedia|Location} content
+     * @param {object} options 
+     * @returns {Promise<Message>} Message that was just sent
+     */
+    async sendMessage(chatId, content, options = {}) {
+        let internalOptions = {
+            caption: options.caption,
+            quotedMessageId: options.quotedMessageId,
+            mentionedJidList: Array.isArray(options.mentions) ? options.mentions.map(contact => contact.id._serialized) : []
+        };
+        
+        const sendSeen = typeof options.sendSeen === 'undefined' ? true : options.sendSeen;
+
+        if (content instanceof MessageMedia) {
+            internalOptions.attachment = content;
+            content = '';
+        } else if (options.media instanceof MessageMedia) {
+            internalOptions.attachment = options.media;
+            internalOptions.caption = content;
+        } else if (content instanceof Location) {
+            internalOptions.location = content;
+            content = '';
+        }
+
+        const newMessage = await this.pupPage.evaluate(async (chatId, message, options, sendSeen) => {
+            let chat = window.Store.Chat.get(chatId);
+            let msg;
+            if (!chat) { // The chat is not available in the previously chatted list
+
+                let newChatId = await window.WWebJS.getNumberId(chatId);
+                if (newChatId) {
+                    //get the topmost chat object and assign the new chatId to it . 
+                    //This is just a workaround.May cause problem if there are no chats at all. Need to dig in and emulate how whatsapp web does
+                    let chat = window.Store.Chat.models[0];
+                    if (!chat)
+                        throw 'Chat List empty! Need at least one open conversation with any of your contact';
+
+                    let originalChatObjId = chat.id;
+                    chat.id = newChatId;
+
+                    msg = await window.WWebJS.sendMessage(chat, message, options);
+                    chat.id = originalChatObjId; //replace the chat with its original id
+                }
+            }
+            else {
+                if(sendSeen) {
+                    window.WWebJS.sendSeen(chatId);
+                }
+                
+                msg = await window.WWebJS.sendMessage(chat, message, options, sendSeen);
+            }
+            return msg.serialize();
+        }, chatId, content, internalOptions, sendSeen);
+
+        return new Message(this, newMessage);
+    }
+
+    /**
+     * Get all current chat instances
+     * @returns {Promise<Array<Chat>>}
+     */
+    async getChats() {
+        let chats = await this.pupPage.evaluate(() => {
+            return window.WWebJS.getChats();
+        });
+
+        return chats.map(chat => ChatFactory.create(this, chat));
+    }
+
+    /**
+     * Get chat instance by ID
+     * @param {string} chatId 
+     * @returns {Promise<Chat>}
+     */
+    async getChatById(chatId) {
+        let chat = await this.pupPage.evaluate(chatId => {
+            return window.WWebJS.getChat(chatId);
+        }, chatId);
+
+        return ChatFactory.create(this, chat);
+    }
+
+    /**
+     * Get all current contact instances
+     * @returns {Promise<Array<Contact>>}
+     */
+    async getContacts() {
+        let contacts = await this.pupPage.evaluate(() => {
+            return window.WWebJS.getContacts();
+        });
+
+        return contacts.map(contact => ContactFactory.create(this, contact));
+    }
+
+    /**
+     * Get contact instance by ID
+     * @param {string} contactId
+     * @returns {Promise<Contact>}
+     */
+    async getContactById(contactId) {
+        let contact = await this.pupPage.evaluate(contactId => {
+            return window.WWebJS.getContact(contactId);
+        }, contactId);
+
+        return ContactFactory.create(this, contact);
+    }
+
+    /**
+     * Accepts an invitation to join a group
+     * @param {string} inviteCode Invitation code
+     */
+    async acceptInvite(inviteCode) {
+        const chatId = await this.pupPage.evaluate(async inviteCode => {
+            return await window.Store.Invite.sendJoinGroupViaInvite(inviteCode);
+        }, inviteCode);
+
+        return chatId._serialized;
+    }
+
+    /**
+     * Sets the current user's status message
+     * @param {string} status New status message
+     */
+    async setStatus(status) {
+        await this.pupPage.evaluate(async status => {
+            return await window.Store.Wap.sendSetStatus(status);
+        }, status);
+    }
+
+    /**
+     * Gets the current connection state for the client
+     * @returns {WAState} 
+     */
+    async getState() {
+        return await this.pupPage.evaluate(() => {
+            return window.Store.AppState.state;
+        });
+    }
+
+    /**
+     * Enables and returns the archive state of the Chat
+     * @returns {boolean}
+     */
+    async archiveChat(chatId) {
+        return await this.pupPage.evaluate(async chatId => {
+            let chat = await window.Store.Chat.get(chatId);
+            await window.Store.Cmd.archiveChat(chat, true);
+            return chat.archive;
+        }, chatId);
+    }
+
+    /**
+     * Changes and returns the archive state of the Chat
+     * @returns {boolean}
+     */
+    async unarchiveChat(chatId) {
+        return await this.pupPage.evaluate(async chatId => {
+            let chat = await window.Store.Chat.get(chatId);
+            await window.Store.Cmd.archiveChat(chat, false);
+            return chat.archive;
+        }, chatId);
+    }
+
+    /**
+     * Force reset of connection state for the client
+    */
+    async resetState(){
+        await this.pupPage.evaluate(() => {
+            window.Store.AppState.phoneWatchdog.shiftTimer.forceRunNow();
+        });
+    }
+
+}
+
+module.exports = Client;

whatsapp-web.js/src/factories/ChatFactory.js

@@ -0,0 +1,16 @@
+'use strict';
+
+const PrivateChat = require('../structures/PrivateChat');
+const GroupChat = require('../structures/GroupChat');
+
+class ChatFactory {
+    static create(client, data) {
+        if(data.isGroup) {
+            return new GroupChat(client, data);
+        }
+
+        return new PrivateChat(client, data);
+    }
+}
+
+module.exports = ChatFactory;

whatsapp-web.js/src/factories/ContactFactory.js

@@ -0,0 +1,16 @@
+'use strict';
+
+const PrivateContact = require('../structures/PrivateContact');
+const BusinessContact = require('../structures/BusinessContact');
+
+class ContactFactory {
+    static create(client, data) {
+        if(data.isBusiness) {
+            return new BusinessContact(client, data);
+        }
+
+        return new PrivateContact(client, data);
+    }
+}
+
+module.exports = ContactFactory;

whatsapp-web.js/src/structures/Base.js

@@ -0,0 +1,22 @@
+'use strict';
+
+/**
+ * Represents a WhatsApp data structure
+ */
+class Base {
+    constructor(client) {
+        /**
+         * The client that instantiated this
+         * @readonly
+         */
+        Object.defineProperty(this, 'client', { value: client });
+    }
+
+    _clone() {
+        return Object.assign(Object.create(this), this);
+    }
+    
+    _patch(data) { return data; }
+}
+
+module.exports = Base;

whatsapp-web.js/src/structures/BusinessContact.js

@@ -0,0 +1,21 @@
+'use strict';
+
+const Contact = require('./Contact');
+
+/**
+ * Represents a Business Contact on WhatsApp
+ * @extends {Contact}
+ */
+class BusinessContact extends Contact {
+    _patch(data) {
+        /**
+         * The contact's business profile
+         */
+        this.businessProfile = data.businessProfile;
+
+        return super._patch(data);
+    }
+
+}
+
+module.exports = BusinessContact;

whatsapp-web.js/src/structures/Chat.js

@@ -0,0 +1,176 @@
+'use strict';
+
+const Base = require('./Base');
+const Message = require('./Message');
+
+/**
+ * Represents a Chat on WhatsApp
+ * @extends {Base}
+ */
+class Chat extends Base {
+    constructor(client, data) {
+        super(client);
+
+        if (data) this._patch(data);
+    }
+
+    _patch(data) {
+        /**
+         * ID that represents the chat
+         * @type {object}
+         */
+        this.id = data.id;
+
+        /**
+         * Title of the chat
+         * @type {string}
+         */
+        this.name = data.formattedTitle;
+
+        /**
+         * Indicates if the Chat is a Group Chat
+         * @type {boolean}
+         */
+        this.isGroup = data.isGroup;
+
+        /**
+         * Indicates if the Chat is readonly
+         * @type {boolean}
+         */
+        this.isReadOnly = data.isReadOnly;
+
+        /**
+         * Amount of messages unread
+         * @type {number}
+         */
+        this.unreadCount = data.unreadCount;
+
+        /**
+         * Unix timestamp for when the chat was created
+         * @type {number}
+         */
+        this.timestamp = data.t;
+
+        /**
+         * Indicates if the Chat is archived
+         * @type {boolean}
+         */
+        this.archived = data.archive;
+
+        return super._patch(data);
+    }
+
+    /**
+     * Send a message to this chat
+     * @param {string|MessageMedia|Location} content
+     * @param {object} options 
+     * @returns {Promise<Message>} Message that was just sent
+     */
+    async sendMessage(content, options) {
+        return this.client.sendMessage(this.id._serialized, content, options);
+    }
+
+    /**
+     * Set the message as seen
+     * @returns {Promise<Boolean>} result
+     */
+    async sendSeen() {
+        return this.client.sendSeen(this.id._serialized);
+    }
+
+    /**
+     * Clears all messages from the chat
+     * @returns {Promise<Boolean>} result
+     */
+    async clearMessages() {
+        return this.client.pupPage.evaluate(chatId => {
+            return window.WWebJS.sendClearChat(chatId);
+        }, this.id._serialized);
+    }
+
+    /**
+     * Deletes the chat
+     * @returns {Promise<Boolean>} result
+     */
+    async delete() {
+        return this.client.pupPage.evaluate(chatId => {
+            return window.WWebJS.sendDeleteChat(chatId);
+        }, this.id._serialized);
+    }
+
+    /**
+     * Archives this chat
+     */
+    async archive() {
+        return this.client.archiveChat(this.id._serialized);
+    }
+
+    /**
+     * un-archives this chat
+     */
+    async unarchive() {
+        return this.client.unarchiveChat(this.id._serialized);
+    }
+
+    /**
+     * Loads chat messages, sorted from earliest to latest.
+     * @param {Object} searchOptions Options for searching messages. Right now only limit is supported.
+     * @param {Number} [searchOptions.limit=50] The amount of messages to return. Note that the actual number of returned messages may be smaller if there aren't enough messages in the conversation. Set this to Infinity to load all messages.
+     * @returns {Promise<Array<Message>>}
+     */
+    async fetchMessages(searchOptions) {
+        if(!searchOptions || !searchOptions.limit) {
+            searchOptions = {limit: 50};
+        }
+        let messages = await this.client.pupPage.evaluate(async (chatId, limit) => {
+            const msgFilter = m => !m.isNotification; // dont include notification messages
+            
+            const chat = window.Store.Chat.get(chatId);
+            let msgs = chat.msgs.models.filter(msgFilter);
+            
+            while(msgs.length < limit) {
+                const loadedMessages = await chat.loadEarlierMsgs();
+                if(!loadedMessages) break;
+                msgs = [...loadedMessages.filter(msgFilter), ...msgs];
+            }
+
+            msgs.sort((a, b) => (a.t > b.t) ? 1 : -1);
+            return msgs.splice(msgs.length - limit).map(m => m.serialize());
+
+        }, this.id._serialized, searchOptions.limit);
+
+        return messages.map(m => new Message(this.client, m));
+    }
+   
+    /**
+     * Simulate typing in chat. This will last for 25 seconds.
+     */
+    async sendStateTyping() {
+        return this.client.pupPage.evaluate(chatId => {
+            window.WWebJS.sendChatstate('typing', chatId);
+            return true;
+        }, this.id._serialized);
+    }
+    
+    /**
+     * Simulate recording audio in chat. This will last for 25 seconds.
+     */
+    async sendStateRecording() {
+        return this.client.pupPage.evaluate(chatId => {
+            window.WWebJS.sendChatstate('recording', chatId);
+            return true;
+        }, this.id._serialized);
+    }
+
+    /**
+     * Stops typing or recording in chat immediately.
+     */
+    async clearState() {
+        return this.client.pupPage.evaluate(chatId => {
+            window.WWebJS.sendChatstate('stop', chatId);
+            return true;
+        }, this.id._serialized);
+    }
+}
+
+module.exports = Chat;

whatsapp-web.js/src/structures/ClientInfo.js

@@ -0,0 +1,51 @@
+'use strict';
+
+const Base = require('./Base');
+
+/**
+ * Current connection information
+ * @extends {Base}
+ */
+class ClientInfo extends Base {
+    constructor(client, data) {
+        super(client);
+
+        if(data) this._patch(data);
+    }
+
+    _patch(data) {
+        /**
+         * Name configured to be shown in push notifications
+         * @type {string}
+         */
+        this.pushname = data.pushname;
+
+        /**
+         * Current user ID
+         * @type {object}
+         */
+        this.me = data.me;
+
+        /**
+         * Information about the phone this client is connected to
+         * @type {object}
+         * @property {string} wa_version WhatsApp Version running on the phone
+         * @property {string} os_version OS Version running on the phone (iOS or Android version)
+         * @property {string} device_manufacturer Device manufacturer
+         * @property {string} device_model Device model
+         * @property {string} os_build_number OS build number
+         */
+        this.phone = data.phone;
+
+        /**
+         * Platform the phone is running on
+         * @type {string}
+         */
+        this.platform = data.platform;
+
+        return super._patch(data);
+    }
+
+}
+
+module.exports = ClientInfo;

whatsapp-web.js/src/structures/Contact.js

@@ -0,0 +1,115 @@
+'use strict';
+
+const Base = require('./Base');
+
+/**
+ * Represents a Contact on WhatsApp
+ * @extends {Base}
+ */
+class Contact extends Base {
+    constructor(client, data) {
+        super(client);
+
+        if(data) this._patch(data);
+    }
+
+    _patch(data) {
+        /**
+         * ID that represents the contact
+         * @type {object}
+         */
+        this.id = data.id;
+
+        /**
+         * Contact's phone number
+         * @type {string}
+         */
+        this.number = data.userid;
+
+        /**
+         * Indicates if the contact is a business contact
+         * @type {boolean}
+         */
+        this.isBusiness = data.isBusiness;
+
+        /**
+         * Indicates if the contact is an enterprise contact
+         * @type {boolean}
+         */
+        this.isEnterprise = data.isEnterprise;
+
+        this.labels = data.labels;
+
+        /**
+         * The contact's name, as saved by the current user
+         * @type {?string}
+         */
+        this.name = data.name;
+
+        /**
+         * The name that the contact has configured to be shown publically
+         * @type {string}
+         */
+        this.pushname = data.pushname;
+
+        this.sectionHeader = data.sectionHeader;
+
+        /**
+         * A shortened version of name
+         * @type {?string}
+         */
+        this.shortName = data.shortName;
+
+        this.statusMute = data.statusMute;
+        this.type = data.type;
+        this.verifiedLevel = data.verifiedLevel;
+        this.verifiedName = data.verifiedName;
+
+        /**
+         * Indicates if the contact is the current user's contact
+         * @type {boolean}
+         */
+        this.isMe = data.isMe;
+
+        /**
+         * Indicates if the contact is a user contact
+         * @type {boolean}
+         */
+        this.isUser = data.isUser;
+
+        /**
+         * Indicates if the contact is a group contact
+         * @type {boolean}
+         */
+        this.isGroup = data.isGroup;
+
+        /**
+         * Indicates if the number is registered on WhatsApp
+         * @type {boolean}
+         */
+        this.isWAContact = data.isWAContact;
+
+        /**
+         * Indicates if the number is saved in the current phone's contacts
+         * @type {boolean}
+         */
+        this.isMyContact = data.isMyContact;
+
+        return super._patch(data);
+    }
+
+    /**
+     * Returns the contact's profile picture URL, if privacy settings allow it
+     * @returns {Promise<string>}
+     */
+    async getProfilePicUrl() {
+        const profilePic = await this.client.pupPage.evaluate((contactId) => {
+            return window.Store.Wap.profilePicFind(contactId);
+        }, this.id._serialized);
+
+        return profilePic ? profilePic.eurl : undefined;
+    }
+    
+}
+
+module.exports = Contact;

whatsapp-web.js/src/structures/GroupChat.js

@@ -0,0 +1,171 @@
+'use strict';
+
+const Chat = require('./Chat');
+
+/**
+ * Represents a Group Chat on WhatsApp
+ * @extends {Chat}
+ */
+class GroupChat extends Chat {
+    _patch(data) {
+        this.groupMetadata = data.groupMetadata;
+
+        return super._patch(data);
+    }
+
+    /**
+     * Gets the group owner
+     */
+    get owner() {
+        return this.groupMetadata.owner;
+    }
+    
+    /**
+     * Gets the date at which the group was created
+     * @type {date}
+     */
+    get createdAt() {
+        return new Date(this.groupMetadata.creation * 1000);
+    }
+
+    /** 
+     * Gets the group description
+     * @type {string}
+     */
+    get description() {
+        return this.groupMetadata.desc;
+    }
+    /**
+     * Gets the group participants
+     * @type {array}
+     */
+    get participants() {
+        return this.groupMetadata.participants;
+    }
+
+    /**
+     * Adds a list of participants by ID to the group
+     * @param {Array<string>} participantIds 
+     */
+    async addParticipants(participantIds) {
+        return await this.client.pupPage.evaluate((chatId, participantIds) => {
+            return window.Store.Wap.addParticipants(chatId, participantIds);
+        }, this.id._serialized, participantIds);
+    }
+
+    /**
+     * Removes a list of participants by ID to the group
+     * @param {Array<string>} participantIds 
+     */
+    async removeParticipants(participantIds) {
+        return await this.client.pupPage.evaluate((chatId, participantIds) => {
+            return window.Store.Wap.removeParticipants(chatId, participantIds);
+        }, this.id._serialized, participantIds);
+    }
+
+    /**
+     * Promotes participants by IDs to admins
+     * @param {Array<string>} participantIds 
+     */
+    async promoteParticipants(participantIds) {
+        return await this.client.pupPage.evaluate((chatId, participantIds) => {
+            return window.Store.Wap.promoteParticipants(chatId, participantIds);
+        }, this.id._serialized, participantIds);
+    }
+
+    /**
+     * Demotes participants by IDs to regular users
+     * @param {Array<string>} participantIds 
+     */
+    async demoteParticipants(participantIds) {
+        return await this.client.pupPage.evaluate((chatId, participantIds) => {
+            return window.Store.Wap.demoteParticipants(chatId, participantIds);
+        }, this.id._serialized, participantIds);
+    }
+
+    /**
+     * Updates the group subject
+     * @param {string} subject 
+     */
+    async setSubject(subject) {
+        let res = await this.client.pupPage.evaluate((chatId, subject) => {
+            return window.Store.Wap.changeSubject(chatId, subject);
+        }, this.id._serialized, subject);
+
+        if(res.status == 200) {
+            this.name = subject;
+        }
+    }
+
+    /**
+     * Updates the group description
+     * @param {string} description 
+     */
+    async setDescription(description) {
+        let res = await this.client.pupPage.evaluate((chatId, description) => {
+            let descId = window.Store.GroupMetadata.get(chatId).descId;
+            return window.Store.Wap.setGroupDescription(chatId, description, window.Store.genId(), descId);
+        }, this.id._serialized, description);
+
+        if (res.status == 200) {
+            this.groupMetadata.desc = description;
+        }
+    }
+
+    /**
+     * Gets the invite code for a specific group
+     */
+    async getInviteCode() {
+        let res = await this.client.pupPage.evaluate(chatId => {
+            return window.Store.Wap.groupInviteCode(chatId);
+        }, this.id._serialized);
+
+        if (res.status == 200) {
+            return res.code;
+        } 
+
+        throw new Error('Not authorized');
+    }
+    
+    /**
+     * Invalidates the current group invite code and generates a new one
+     */
+    async revokeInvite() {
+        return await this.client.pupPage.evaluate(chatId => {
+            return window.Store.Wap.revokeGroupInvite(chatId);
+        }, this.id._serialized);
+    }
+
+    /**
+     * Returns an object with information about the invite code's group
+     * @param {string} inviteCode 
+     * @returns {Promise<object>} Invite information
+     */
+    static async getInviteInfo(inviteCode) {
+        return await this.client.pupPage.evaluate(inviteCode => {
+            return window.Store.Wap.groupInviteInfo(inviteCode);
+        }, inviteCode);
+    }
+
+    /**
+     * Joins a group with an invite code
+     * @param {string} inviteCode 
+     */
+    static async join(inviteCode) {
+        return await this.client.pupPage.evaluate(inviteCode => {
+            return window.Store.Wap.acceptGroupInvite(inviteCode);
+        }, inviteCode);
+    }
+
+    /**
+     * Makes the bot leave the group
+     */
+    async leave() {
+        return await this.client.pupPage.evaluate(chatId => {
+            return window.Store.Wap.leaveGroup(chatId);
+        }, this.id._serialized);
+    }
+
+}
+
+module.exports = GroupChat;

whatsapp-web.js/src/structures/GroupNotification.js

@@ -0,0 +1,104 @@
+'use strict';
+
+const Base = require('./Base');
+
+/**
+ * Represents a GroupNotification on WhatsApp
+ * @extends {Base}
+ */
+class GroupNotification extends Base {
+    constructor(client, data) {
+        super(client);
+
+        if(data) this._patch(data);
+    }
+
+    _patch(data) {
+        /**
+         * ID that represents the groupNotification
+         * @type {object}
+         */
+        this.id = data.id;
+
+        /**
+         * Extra content
+         * @type {string}
+         */
+        this.body = data.body || '';
+
+        /** 
+         * GroupNotification type
+         * @type {GroupNotificationTypes}
+         */
+        this.type = data.subtype;
+        
+        /**
+         * Unix timestamp for when the groupNotification was created
+         * @type {number}
+         */
+        this.timestamp = data.t;
+
+        /**
+         * ID for the Chat that this groupNotification was sent for.
+         * 
+         * @type {string}
+         */
+        this.chatId = typeof (data.to) === 'object' ? data.to._serialized : data.to;
+
+        /**
+         * ContactId for the user that produced the GroupNotification.
+         * @type {string}
+         */
+        this.author = typeof (data.author) === 'object' ? data.author._serialized : data.author;
+        
+        /**
+         * Contact IDs for the users that were affected by this GroupNotification.
+         * @type {Array<string>}
+         */
+        this.recipientIds = [];
+
+        if (data.recipients) {
+            this.recipientIds = data.recipients;
+        }
+
+        return super._patch(data);
+    }
+
+    /**
+     * Returns the Chat this groupNotification was sent in
+     * @returns {Promise<Chat>}
+     */
+    getChat() {
+        return this.client.getChatById(this.chatId);
+    }
+
+    /**
+     * Returns the Contact this GroupNotification was produced by
+     * @returns {Promise<Contact>}
+     */
+    getContact() {
+        return this.client.getContactById(this.author);
+    }
+
+    /**
+     * Returns the Contacts affected by this GroupNotification.
+     * @returns {Promise<Array<Contact>>}
+     */
+    async getRecipients() {
+        return await Promise.all(this.recipientIds.map(async m => await this.client.getContactById(m)));
+    }
+
+    /**
+     * Sends a message to the same chat this GroupNotification was produced in.
+     * 
+     * @param {string|MessageMedia|Location} content 
+     * @param {object} options
+     * @returns {Promise<Message>}
+     */
+    async reply(content, options={}) {
+        return this.client.sendMessage(this.chatId, content, options);
+    }
+    
+}
+
+module.exports = GroupNotification;

whatsapp-web.js/src/structures/Location.js

@@ -0,0 +1,33 @@
+'use strict';
+
+/**
+ * Location information
+ */
+class Location {
+    /**
+     * @param {number} latitude
+     * @param {number} longitude
+     * @param {?string} description
+     */
+    constructor(latitude, longitude, description) {
+        /**
+         * Location latitude
+         * @type {number}
+         */
+        this.latitude = latitude;
+
+        /**
+         * Location longitude
+         * @type {number}
+         */
+        this.longitude = longitude;
+
+        /**
+         * Name for the location
+         * @type {?string}
+         */
+        this.description = description;
+    }
+}
+
+module.exports = Location;

whatsapp-web.js/src/structures/Message.js

@@ -0,0 +1,223 @@
+'use strict';
+
+const Base = require('./Base');
+const MessageMedia = require('./MessageMedia');
+const Location = require('./Location');
+const { MessageTypes } = require('../util/Constants');
+
+/**
+ * Represents a Message on WhatsApp
+ * @extends {Base}
+ */
+class Message extends Base {
+    constructor(client, data) {
+        super(client);
+
+        if(data) this._patch(data);
+    }
+
+    _patch(data) {
+        /**
+         * ID that represents the message
+         * @type {object}
+         */
+        this.id = data.id;
+
+        /**
+         * Indicates if the message has media available for download
+         * @type {boolean}
+         */
+        this.hasMedia = data.clientUrl ? true : false;
+
+        /**
+         * Message content
+         * @type {string}
+         */
+        this.body = this.hasMedia ? data.caption || '' : data.body || '';
+
+        /** 
+         * Message type
+         * @type {MessageTypes}
+         */
+        this.type = data.type;
+
+        /**
+         * Unix timestamp for when the message was created
+         * @type {number}
+         */
+        this.timestamp = data.t;
+
+        /**
+         * ID for the Chat that this message was sent to, except if the message was sent by the current user.
+         * @type {string}
+         */
+        this.from = typeof (data.from) === 'object' ? data.from._serialized : data.from;
+
+        /**
+         * ID for who this message is for.
+         * 
+         * If the message is sent by the current user, it will be the Chat to which the message is being sent.
+         * If the message is sent by another user, it will be the ID for the current user. 
+         * @type {string}
+         */
+        this.to = typeof (data.to) === 'object' ? data.to._serialized : data.to;
+
+        /**
+         * If the message was sent to a group, this field will contain the user that sent the message.
+         * @type {string}
+         */
+        this.author = typeof (data.author) === 'object' ? data.author._serialized : data.author;
+
+        /**
+         * Indicates if the message was forwarded
+         * @type {boolean}
+         */
+        this.isForwarded = data.isForwarded;
+
+        /**
+         * Indicates if the message was a broadcast
+         * @type {boolean}
+         */
+        this.broadcast = data.broadcast;
+
+        /** 
+         * Indicates if the message was sent by the current user
+         * @type {boolean}
+         */
+        this.fromMe = data.id.fromMe;
+        
+        /**
+         * Indicates if the message was sent as a reply to another message.
+         * @type {boolean}
+         */
+        this.hasQuotedMsg = data.quotedMsg ? true : false;
+
+        /**
+         * Location information contained in the message, if the message is type "location"
+         * @type {Location}
+         */
+        this.location = data.type === MessageTypes.LOCATION ? new Location(data.lat, data.lng, data.loc) : undefined;
+
+        /**
+         * Indicates the mentions in the message body.
+         * @type {Array<string>}
+         */
+        this.mentionedIds = [];
+
+        if (data.mentionedJidList) {
+            this.mentionedIds = data.mentionedJidList;
+        }
+
+        return super._patch(data);
+    }
+
+    _getChatId() {
+        return this.fromMe ? this.to : this.from;
+    }
+
+    /**
+     * Returns the Chat this message was sent in
+     * @returns {Promise<Chat>}
+     */
+    getChat() {
+        return this.client.getChatById(this._getChatId());
+    }
+
+    /**
+     * Returns the Contact this message was sent from
+     * @returns {Promise<Contact>}
+     */
+    getContact() {
+        return this.client.getContactById(this.author || this.from);
+    }
+
+    /**
+     * Returns the Contacts mentioned in this message
+     * @returns {Promise<Array<Contact>>}
+     */
+    async getMentions() {
+        return await Promise.all(this.mentionedIds.map(async m => await this.client.getContactById(m)));
+    }
+
+    /**
+     * Returns the quoted message, if any
+     * @returns {Promise<Message>}
+     */
+    async getQuotedMessage() {
+        if (!this.hasQuotedMsg) return undefined;
+
+        const quotedMsg = await this.client.pupPage.evaluate((msgId) => {
+            let msg = window.Store.Msg.get(msgId);
+            return msg.quotedMsgObj().serialize();
+        }, this.id._serialized);
+
+        return new Message(this.client, quotedMsg);
+    }
+
+    /**
+     * Sends a message as a reply to this message. If chatId is specified, it will be sent 
+     * through the specified Chat. If not, it will send the message 
+     * in the same Chat as the original message was sent.
+     * 
+     * @param {string|MessageMedia|Location} content 
+     * @param {?string} chatId 
+     * @param {object} options
+     * @returns {Promise<Message>}
+     */
+    async reply(content, chatId, options={}) {
+        if (!chatId) {
+            chatId = this._getChatId();
+        }
+
+        options = {
+            ...options,
+            quotedMessageId: this.id._serialized
+        };
+
+        return this.client.sendMessage(chatId, content, options);
+    }
+
+    /**
+     * Downloads and returns the attatched message media
+     * @returns {Promise<MessageMedia>}
+     */
+    async downloadMedia() {
+        if (!this.hasMedia) {
+            return undefined;
+        }
+
+        const {data, mimetype, filename} = await this.client.pupPage.evaluate(async (msgId) => {
+            const msg = window.Store.Msg.get(msgId);
+            const buffer = await window.WWebJS.downloadBuffer(msg.clientUrl);
+            const decrypted = await window.Store.CryptoLib.decryptE2EMedia(msg.type, buffer, msg.mediaKey, msg.mimetype);
+            const data = await window.WWebJS.readBlobAsync(decrypted._blob);
+            
+            return {
+                data: data.split(',')[1],
+                mimetype: msg.mimetype,
+                filename: msg.filename
+            };
+
+        }, this.id._serialized);
+
+        return new MessageMedia(mimetype, data, filename);
+    }
+
+    /**
+     * Deletes a message from the chat
+     * @param {?boolean} everyone If true and the message is sent by the current user, will delete it for everyone in the chat.
+     */
+    async delete(everyone) {
+        await this.client.pupPage.evaluate((msgId, everyone) => {
+            let msg = window.Store.Msg.get(msgId);
+
+            if(everyone && msg.id.fromMe && msg.canRevoke()) {
+                return window.Store.Cmd.sendRevokeMsgs(msg.chat, [msg], true);
+            } 
+            
+            return window.Store.Cmd.sendDeleteMsgs(msg.chat, [msg], true);
+        }, this.id._serialized, everyone);
+    }
+}
+
+module.exports = Message;

whatsapp-web.js/src/structures/MessageMedia.js

@@ -0,0 +1,31 @@
+'use strict';
+
+/**
+ * Media attached to a message
+ * @param {string} mimetype MIME type of the attachment
+ * @param {string} data Base64-encoded data of the file
+ * @param {?string} filename Document file name
+ */
+class MessageMedia {
+    constructor(mimetype, data, filename) {
+        /**
+         * MIME type of the attachment
+         * @type {string}
+         */
+        this.mimetype = mimetype;
+
+        /**
+         * Base64 encoded data that represents the file
+         * @type {string}
+         */
+        this.data = data;
+
+        /**
+         * Name of the file (for documents)
+         * @type {?string}
+         */
+        this.filename = filename;
+    }
+}
+
+module.exports = MessageMedia;

whatsapp-web.js/src/structures/PrivateChat.js

@@ -0,0 +1,13 @@
+'use strict';
+
+const Chat = require('./Chat');
+
+/**
+ * Represents a Private Chat on WhatsApp
+ * @extends {Chat}
+ */
+class PrivateChat extends Chat {
+
+}
+
+module.exports = PrivateChat;

whatsapp-web.js/src/structures/PrivateContact.js

@@ -0,0 +1,13 @@
+'use strict';
+
+const Contact = require('./Contact');
+
+/**
+ * Represents a Private Contact on WhatsApp
+ * @extends {Contact}
+ */
+class PrivateContact extends Contact {
+
+}
+
+module.exports = PrivateContact;

whatsapp-web.js/src/structures/index.js

@@ -0,0 +1,13 @@
+module.exports = {
+    Base: require('./Base'),
+    BusinessContact: require('./BusinessContact'),
+    Chat: require('./Chat'),
+    ClientInfo: require('./ClientInfo'),
+    Contact: require('./Contact'),
+    GroupChat: require('./GroupChat'),
+    Location: require('./Location'),
+    Message: require('./Message'),
+    MessageMedia: require('./MessageMedia'),
+    PrivateChat: require('./PrivateChat'),
+    PrivateContact: require('./PrivateContact'),
+};

whatsapp-web.js/src/util/Constants.js

@@ -0,0 +1,127 @@
+'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
+    },
+    session: false
+};
+
+/**
+ * Client status
+ * @readonly
+ * @enum {number}
+ */
+exports.Status = {
+    INITIALIZING: 0,
+    AUTHENTICATING: 1,
+    READY: 3
+};
+
+/**
+ * Events that can be emitted by the client
+ * @readonly
+ * @enum {string}
+ */
+exports.Events = {
+    AUTHENTICATED: 'authenticated',
+    AUTHENTICATION_FAILURE: 'auth_failure',
+    READY: 'ready',
+    MESSAGE_RECEIVED: 'message',
+    MESSAGE_CREATE: 'message_create',
+    MESSAGE_REVOKED_EVERYONE: 'message_revoke_everyone',
+    MESSAGE_REVOKED_ME: 'message_revoke_me',
+    MESSAGE_ACK: 'message_ack',
+    GROUP_JOIN: 'group_join',
+    GROUP_LEAVE: 'group_leave',
+    GROUP_UPDATE: 'group_update',
+    QR_RECEIVED: 'qr',
+    DISCONNECTED: 'disconnected',
+    STATE_CHANGED: 'change_state',
+};
+
+/**
+ * Message types
+ * @readonly
+ * @enum {string}
+ */
+exports.MessageTypes = {
+    TEXT: 'chat',
+    AUDIO: 'audio',
+    VOICE: 'ptt',
+    IMAGE: 'image',
+    VIDEO: 'video',
+    DOCUMENT: 'document',
+    STICKER: 'sticker',
+    LOCATION: 'location',
+    CONTACT_CARD: 'vcard',
+    CONTACT_CARD_MULTI: 'multi_vcard',
+    REVOKED: 'revoked',
+    UNKNOWN: 'unknown'
+};
+
+/**
+ * Group notification types
+ * @readonly
+ * @enum {string}
+ */
+exports.GroupNotificationTypes = {
+    ADD: 'add',
+    INVITE: 'invite',
+    REMOVE: 'remove',
+    LEAVE: 'leave',
+    SUBJECT: 'subject',
+    DESCRIPTION: 'description',
+    PICTURE: 'picture',
+    ANNOUNCE: 'announce',
+    RESTRICT: 'restrict',
+};
+
+/**
+ * Chat types
+ * @readonly
+ * @enum {string}
+ */
+exports.ChatTypes = {
+    SOLO: 'solo',
+    GROUP: 'group',
+    UNKNOWN: 'unknown'
+};
+
+/**
+ * WhatsApp state
+ * @readonly
+ * @enum {string}
+ */
+exports.WAState = {
+    CONFLICT: 'CONFLICT',
+    CONNECTED: 'CONNECTED',
+    DEPRECATED_VERSION: 'DEPRECATED_VERSION',
+    OPENING: 'OPENING',
+    PAIRING: 'PAIRING',
+    PROXYBLOCK: 'PROXYBLOCK',
+    SMB_TOS_BLOCK: 'SMB_TOS_BLOCK',
+    TIMEOUT: 'TIMEOUT',
+    TOS_BLOCK: 'TOS_BLOCK',
+    UNLAUNCHED: 'UNLAUNCHED',
+    UNPAIRED: 'UNPAIRED',
+    UNPAIRED_IDLE: 'UNPAIRED_IDLE'
+};
+
+/**
+ * Message ACK
+ * @readonly
+ * @enum {number}
+ */
+exports.MessageAck = {
+    ACK_ERROR: -1,
+    ACK_PENDING: 0,
+    ACK_SERVER: 1,
+    ACK_DEVICE: 2,
+    ACK_READ: 3,
+    ACK_PLAYED: 4,
+};

whatsapp-web.js/src/util/Injected.js

@@ -0,0 +1,304 @@
+'use strict';
+
+// Exposes the internal Store to the WhatsApp Web client
+exports.ExposeStore = (moduleRaidStr) => {
+    eval('var moduleRaid = ' + moduleRaidStr);
+    // eslint-disable-next-line no-undef
+    window.mR = moduleRaid();
+    window.Store = window.mR.findModule('Chat')[1].default;
+    window.Store.AppState = window.mR.findModule('STREAM')[0].default;
+    window.Store.Conn = window.mR.findModule('Conn')[0].default;
+    window.Store.CryptoLib = window.mR.findModule('decryptE2EMedia')[0];
+    window.Store.Wap = window.mR.findModule('Wap')[0].default;
+    window.Store.SendSeen = window.mR.findModule('sendSeen')[0];
+    window.Store.SendClear = window.mR.findModule('sendClear')[0];
+    window.Store.SendDelete = window.mR.findModule('sendDelete')[0];
+    window.Store.genId = window.mR.findModule((module) => module.default && typeof module.default === 'function' && module.default.toString().match(/crypto/))[0].default;
+    window.Store.SendMessage = window.mR.findModule('addAndSendMsgToChat')[0];
+    window.Store.MsgKey = window.mR.findModule((module) => module.default && module.default.fromString)[0].default;
+    window.Store.Invite = window.mR.findModule('sendJoinGroupViaInvite')[0];
+    window.Store.OpaqueData = window.mR.findModule('getOrCreateOpaqueDataForPath')[0];
+    window.Store.MediaPrep = window.mR.findModule('MediaPrep')[0];
+    window.Store.MediaObject = window.mR.findModule('getOrCreateMediaObject')[0];
+    window.Store.MediaUpload = window.mR.findModule('uploadMedia')[0];
+    window.Store.Cmd = window.mR.findModule('Cmd')[0].default;
+    window.Store.MediaTypes = window.mR.findModule('msgToMediaType')[0];
+    window.Store.UserConstructor = window.mR.findModule((module) => (module.default && module.default.prototype && module.default.prototype.isServer && module.default.prototype.isUser) ? module.default : null)[0].default;
+
+};
+
+exports.LoadUtils = () => {
+    window.WWebJS = {};
+    window.WWebJS.getNumberId = async (id) => {
+
+        let result = await window.Store.Wap.queryExist(id);
+        if (result.jid === undefined)
+            throw 'The number provided is not a registered whatsapp user';
+        return result.jid;
+    };
+    window.WWebJS.sendSeen = async (chatId) => {
+        let chat = window.Store.Chat.get(chatId);
+        if (chat !== undefined) {
+            await window.Store.SendSeen.sendSeen(chat, false);
+            return true;
+        }
+        return false;
+
+    };
+    window.WWebJS.sendMessage = async (chat, content, options = {}) => {
+        let attOptions = {};
+        if (options.attachment) {
+            attOptions = await window.WWebJS.processMediaData(options.attachment);
+            delete options.attachment;
+        }
+
+        let quotedMsgOptions = {};
+        if (options.quotedMessageId) {
+            let quotedMessage = window.Store.Msg.get(options.quotedMessageId);
+            if (quotedMessage.canReply()) {
+                quotedMsgOptions = quotedMessage.msgContextInfo(chat);
+            }
+            delete options.quotedMessageId;
+        }
+
+        if (options.mentionedJidList) {
+            options.mentionedJidList = options.mentionedJidList.map(cId => window.Store.Contact.get(cId).id);
+        }
+
+        let locationOptions = {};
+        if (options.location) {
+            locationOptions = {
+                type: 'location',
+                loc: options.location.description,
+                lat: options.location.latitude,
+                lng: options.location.longitude
+            };
+            delete options.location;
+        }
+
+        const newMsgId = new window.Store.MsgKey({
+            from: window.Store.Conn.me,
+            to: chat.id,
+            id: window.Store.genId(),
+        });
+
+        const message = {
+            ...options,
+            id: newMsgId,
+            ack: 0,
+            body: content,
+            from: window.Store.Conn.me,
+            to: chat.id,
+            local: true,
+            self: 'out',
+            t: parseInt(new Date().getTime() / 1000),
+            isNewMsg: true,
+            type: 'chat',
+            ...locationOptions,
+            ...attOptions,
+            ...quotedMsgOptions
+        };
+
+        await window.Store.SendMessage.addAndSendMsgToChat(chat, message);
+        return window.Store.Msg.get(newMsgId._serialized);
+    };
+
+    window.WWebJS.processMediaData = async (mediaInfo) => {
+        const file = window.WWebJS.mediaInfoToFile(mediaInfo);
+        const mData = await window.Store.OpaqueData.default.createFromData(file, file.type);
+        const mediaPrep = window.Store.MediaPrep.prepRawMedia(mData, {});
+        const mediaData = await mediaPrep.waitForPrep();
+        const mediaObject = window.Store.MediaObject.getOrCreateMediaObject(mediaData.filehash);
+
+        const mediaType = window.Store.MediaTypes.msgToMediaType({
+            type: mediaData.type,
+            isGif: mediaData.isGif
+        });
+
+        if (!(mediaData.mediaBlob instanceof window.Store.OpaqueData.default)) {
+            mediaData.mediaBlob = await window.Store.OpaqueData.default.createFromData(mediaData.mediaBlob, mediaData.mediaBlob.type);
+        }
+
+        mediaData.renderableUrl = mediaData.mediaBlob.url();
+        mediaObject.consolidate(mediaData.toJSON());
+        mediaData.mediaBlob.autorelease();
+
+        const uploadedMedia = await window.Store.MediaUpload.uploadMedia(mediaData.mimetype, mediaObject, mediaType);
+        if (!uploadedMedia) {
+            throw new Error('upload failed: media entry was not created');
+        }
+
+        mediaData.set({
+            clientUrl: uploadedMedia.mmsUrl,
+            directPath: uploadedMedia.directPath,
+            mediaKey: uploadedMedia.mediaKey,
+            mediaKeyTimestamp: uploadedMedia.mediaKeyTimestamp,
+            filehash: mediaObject.filehash,
+            uploadhash: uploadedMedia.uploadHash,
+            size: mediaObject.size,
+            streamingSidecar: uploadedMedia.sidecar,
+            firstFrameSidecar: uploadedMedia.firstFrameSidecar
+        });
+
+        return mediaData;
+    };
+
+    window.WWebJS.getChatModel = chat => {
+        let res = chat.serialize();
+        res.isGroup = chat.isGroup;
+        res.formattedTitle = chat.formattedTitle;
+
+        if (chat.groupMetadata) {
+            res.groupMetadata = chat.groupMetadata.serialize();
+        }
+
+        return res;
+    };
+
+    window.WWebJS.getChat = chatId => {
+        const chat = window.Store.Chat.get(chatId);
+        return window.WWebJS.getChatModel(chat);
+    };
+
+    window.WWebJS.getChats = () => {
+        const chats = window.Store.Chat.models;
+        return chats.map(chat => window.WWebJS.getChatModel(chat));
+    };
+
+    window.WWebJS.getContactModel = contact => {
+        let res = contact.serialize();
+        res.isBusiness = contact.isBusiness;
+
+        if (contact.businessProfile) {
+            res.businessProfile = contact.businessProfile.serialize();
+        }
+
+        res.isMe = contact.isMe;
+        res.isUser = contact.isUser;
+        res.isGroup = contact.isGroup;
+        res.isWAContact = contact.isWAContact;
+        res.isMyContact = contact.isMyContact;
+        res.userid = contact.userid;
+
+        return res;
+    };
+
+    window.WWebJS.getContact = contactId => {
+        const contact = window.Store.Contact.get(contactId);
+        return window.WWebJS.getContactModel(contact);
+    };
+
+    window.WWebJS.getContacts = () => {
+        const contacts = window.Store.Contact.models;
+        return contacts.map(contact => window.WWebJS.getContactModel(contact));
+    };
+
+    window.WWebJS.mediaInfoToFile = ({ data, mimetype, filename }) => {
+        const binaryData = atob(data);
+
+        const buffer = new ArrayBuffer(binaryData.length);
+        const view = new Uint8Array(buffer);
+        for (let i = 0; i < binaryData.length; i++) {
+            view[i] = binaryData.charCodeAt(i);
+        }
+
+        const blob = new Blob([buffer], { type: mimetype });
+        return new File([blob], filename, {
+            type: mimetype,
+            lastModified: Date.now()
+        });
+    };
+
+    window.WWebJS.downloadBuffer = (url) => {
+        return new Promise(function (resolve, reject) {
+            let xhr = new XMLHttpRequest();
+            xhr.open('GET', url);
+            xhr.responseType = 'arraybuffer';
+            xhr.onload = function () {
+                if (xhr.status == 200) {
+                    resolve(xhr.response);
+                } else {
+                    reject({
+                        status: this.status,
+                        statusText: xhr.statusText
+                    });
+                }
+            };
+            xhr.onerror = function () {
+                reject({
+                    status: this.status,
+                    statusText: xhr.statusText
+                });
+            };
+            xhr.send(null);
+        });
+    };
+
+    window.WWebJS.readBlobAsync = (blob) => {
+        return new Promise((resolve, reject) => {
+            let reader = new FileReader();
+
+            reader.onload = () => {
+                resolve(reader.result);
+            };
+
+            reader.onerror = reject;
+
+            reader.readAsDataURL(blob);
+        });
+    };
+
+    window.WWebJS.sendClearChat = async (chatId) => {
+        let chat = window.Store.Chat.get(chatId);
+        if (chat !== undefined) {
+            await window.Store.SendClear.sendClear(chat, false);
+            return true;
+        }
+        return false;
+    };
+
+    window.WWebJS.sendDeleteChat = async (chatId) => {
+        let chat = window.Store.Chat.get(chatId);
+        if (chat !== undefined) {
+            await window.Store.SendDelete.sendDelete(chat);
+            return true;
+        }
+        return false;
+    };
+
+    window.WWebJS.sendChatstate = async (state, chatId) => {
+        switch(state) {
+        case 'typing':
+            await window.Store.Wap.sendChatstateComposing(chatId);
+            break;
+        case 'recording':
+            await window.Store.Wap.sendChatstateRecording(chatId);
+            break;
+        case 'stop':
+            await window.Store.Wap.sendChatstatePaused(chatId);
+            break;
+        default:
+            throw 'Invalid chatstate';
+        }
+        
+        return true;
+    };    
+    
+};
+
+exports.MarkAllRead = () => {
+    let Chats = window.Store.Chat.models;
+
+    for (let chatIndex in Chats) {
+        if (isNaN(chatIndex)) {
+            continue;
+        }
+
+        let chat = Chats[chatIndex];
+
+        if (chat.unreadCount > 0) {
+            chat.markSeen();
+            window.Store.Wap.sendConversationSeen(chat.id, chat.getLastMsgKeyForAction(), chat.unreadCount - chat.pendingSeenCount);
+        }
+    }
+};

whatsapp-web.js/src/util/Util.js

@@ -0,0 +1,35 @@
+'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;