Reaction feature added. (#1400)

* Fix get order.

* Fix types.

* Add set picture for profile and for groups.

* Fix bug.

* Fix

* Fix types

* Fix eslint

* Add send reaction feature.

* Add send reaction feature.

* Add set picture for profile and for groups.

* Add send reaction feature.

* Add send reaction feature.

* Add send reaction feature.

* Add send reaction feature.

* Add send reaction feature.

* Add send reaction feature.

* Update src/structures/Reaction.js

Co-authored-by: Noah van der Aa <ndvdaa@gmail.com>

* Bug fixes.

* Bug fixes.

* Bug fixes.

* Fix

* Fix

* Fix example

* Fix conflict

* Fix conflict

* Fix conflict

* Fix conflict

* Fix conflict

* Fix conflict

* move implementation to message model

Co-authored-by: Noah van der Aa <ndvdaa@gmail.com>
Co-authored-by: Pedro Lopez <pedroslopez@me.com>

src/Client.js

@@ -10,7 +10,7 @@ const { WhatsWebURL, DefaultOptions, Events, WAState } = require('./util/Constan
 const { ExposeStore, LoadUtils } = require('./util/Injected');
 const ChatFactory = require('./factories/ChatFactory');
 const ContactFactory = require('./factories/ContactFactory');
-const { ClientInfo, Message, MessageMedia, Contact, Location, GroupNotification, Label, Call, Buttons, List } = require('./structures');
+const { ClientInfo, Message, MessageMedia, Contact, Location, GroupNotification, Label, Call, Buttons, List} = require('./structures');
 const LegacySessionAuth = require('./authStrategies/LegacySessionAuth');
 const NoAuth = require('./authStrategies/NoAuth');
 
@@ -585,7 +585,7 @@ class Client extends EventEmitter {
             internalOptions.list = content;
             content = '';
         }
-
+        
         if (internalOptions.sendMediaAsSticker && internalOptions.attachment) {
             internalOptions.attachment = await Util.formatToWebpSticker(
                 internalOptions.attachment, {
@@ -749,7 +749,7 @@ class Client extends EventEmitter {
 
         return couldSet;
     }
-
+    
     /**
      * Gets the current connection state for the client
      * @returns {WAState} 

src/structures/GroupChat.js

@@ -147,7 +147,7 @@ class GroupChat extends Chat {
         this.groupMetadata.desc = description;
         return true;
     }
-
+    
     /**
      * Updates the group settings to only allow admins to send messages.
      * @param {boolean} [adminsOnly=true] Enable or disable this option 

src/structures/Message.js

@@ -335,6 +335,18 @@ class Message extends Base {
         return this.client.sendMessage(chatId, content, options);
     }
 
+    /**
+     * React to this message with an emoji
+     * @param {string} reaction - Emoji to react with. Send an empty string to remove the reaction.
+     * @return {Promise}
+     */
+    async react(reaction){
+        await this.client.pupPage.evaluate(async (messageId, reaction) => {
+            const msg = await window.Store.Msg.get(messageId);
+            await window.Store.sendReactionToMsg(msg, reaction);
+        }, this.id._serialized, reaction);
+    }
+
     /**
      * Accept Group V4 Invite
      * @returns {Promise<Object>}

src/structures/index.js

@@ -17,5 +17,5 @@ module.exports = {
     Call: require('./Call'),
     Buttons: require('./Buttons'),
     List: require('./List'),
-    Payment: require('./Payment')
+    Payment: require('./Payment'),
 };

src/util/Injected.js

@@ -49,6 +49,7 @@ exports.ExposeStore = (moduleRaidStr) => {
     window.Store.findCommonGroups = window.mR.findModule('findCommonGroups')[0].findCommonGroups;
     window.Store.StatusUtils = window.mR.findModule('setMyStatus')[0];
     window.Store.ConversationMsgs = window.mR.findModule('loadEarlierMsgs')[0];
+    window.Store.sendReactionToMsg = window.mR.findModule('sendReactionToMsg')[0].sendReactionToMsg;
     window.Store.StickerTools = {
         ...window.mR.findModule('toWebpSticker')[0],
         ...window.mR.findModule('addWebpMetadata')[0]
@@ -99,7 +100,6 @@ exports.LoadUtils = () => {
             delete options.attachment;
             delete options.sendMediaAsSticker;
         }
-
         let quotedMsgOptions = {};
         if (options.quotedMessageId) {
             let quotedMessage = window.Store.Msg.get(options.quotedMessageId);

src/util/Util.js

@@ -6,7 +6,6 @@ const { tmpdir } = require('os');
 const ffmpeg = require('fluent-ffmpeg');
 const webp = require('node-webpmux');
 const fs = require('fs').promises;
-
 const has = (o, k) => Object.prototype.hasOwnProperty.call(o, k);
 
 /**