MOOver.js/main.js

const Discord = require('discord.js');
const client = new Discord.Client();
const prefix = '#';
var author = " ";
var storedLink = " ";
var link;
var messageId;
var yes = false;
var storedLinks = new Array(5);
var messageIds = new Array(5);
var authors = new Array(5);
var linkNo = 0;

client.once('ready', () => {
    console.log('Im online!');
});

client.on('message', message => {

    const args = message.content.split(' ');

    //storedMessages.push(message.content);


    let msg = message.content.toLowerCase();

    if (message.attachments.first() === undefined) {
    }

    if (message.content.startsWith("http")) {
        author = message.author.username;
        link = message.content;
        messageId = message.id;
        yes = true;
        linkNo++;
    }
    else if (message.attachments.first() != undefined) {
        let storedMessage = message.attachments.first();
        link = message.url;
        messageId = message.id;
        author = message.author.username;
        yes = true;
        linkNo++;
    }

    if (msg.startsWith("henlo") && message.author.bot == false) {
        var emojis = ["🥰", "🐄", "🐮", "❤️", "👋", "🤠", "😊"];
        let randomNum = Math.floor(Math.random() * 7);
        message.channel.send("Henlooo " + message.author.username + "   " + emojis[randomNum]);
    }
    /*else if (message.mentions.channels.first() && yes) {
        if (args.length === 1) {
            message.react('🐮');
            let channelId = "";
            let channelIdArray = message.content.split('');
            channelIdArray.splice(0, 2);
            channelIdArray.pop();

            for (i = 0; i < channelIdArray.length; i++) {
                channelId += channelIdArray[i];
            }

            message.delete({ timeout: 5000 });

            var toDelete = message.channel.messages.cache.get(messageId);
            toDelete.delete();

            let getChannel = client.channels.cache.get(channelId);
            getChannel.send(author);
            getChannel.send(link);
        }

        yes = false;
    }
    else if (msg.startsWith("how ye") && message.author.bot === false) {
        let randomNum = Math.floor(Math.random() * 5);
        var responses = ["Not bad, how yee?", "MOOdy", "A bit sad 😢", "Good, how yee?", "I'm fine, how yee?"];
        message.channel.send(responses[randomNum]);
    }
    else if (msg.startsWith("tylko jedno")) {
        message.channel.send("Koksu pięć gram odlecieć sam");
    }
*/
});

client.login(process.env.token);