feat: load reactions in message (#1897)

* msg find reactions

* reaction list

* return hasReaction  only true or false

---------

Co-authored-by: Rajeh Taher <rajeh@reforward.dev>

src/structures/Message.js

@@ -5,7 +5,8 @@ const MessageMedia = require('./MessageMedia');
 const Location = require('./Location');
 const Order = require('./Order');
 const Payment = require('./Payment');
-const { MessageTypes } = require('../util/Constants');
+const Reaction = require('./Reaction');
+const {MessageTypes} = require('../util/Constants');
 
 /**
  * Represents a Message on WhatsApp
@@ -134,6 +135,12 @@ class Message extends Base {
          */
         this.hasQuotedMsg = data.quotedMsg ? true : false;
 
+        /**
+         * Indicates whether there are reactions to the message
+         * @type {boolean}
+         */
+        this.hasReaction = data.hasReaction ? true : false;
+
         /**
          * Indicates the duration of the message in seconds
          * @type {string}
@@ -529,6 +536,44 @@ class Message extends Base {
         }
         return undefined;
     }
+
+
+    /**
+     * Reaction List
+     * @typedef {Object} ReactionList
+     * @property {string} id Original emoji
+     * @property {string} aggregateEmoji aggregate emoji
+     * @property {boolean} hasReactionByMe Flag who sent the reaction
+     * @property {Array<Reaction>} senders Reaction senders, to this message
+     */
+
+    /**
+     * Gets the reactions associated with the given message
+     * @return {Promise<ReactionList[]>}
+     */
+    async getReactions() {
+        if (!this.hasReaction) {
+            return undefined;
+        }
+
+        const reactions = await this.client.pupPage.evaluate(async (msgId) => {
+            const msgReactions = await window.Store.Reactions.find(msgId);
+            if (!msgReactions || !msgReactions.reactions.length) return null;
+            return msgReactions.reactions.serialize();
+        }, this.id._serialized);
+
+        if (!reactions) {
+            return undefined;
+        }
+
+        return reactions.map(reaction => {
+            reaction.senders = reaction.senders.map(sender => {
+                sender.timestamp = Math.round(sender.timestamp / 1000);
+                return new Reaction(this.client, sender);
+            });
+            return reaction;
+        });
+    }
 }
 
 module.exports = Message;