Invite tracker bot

Author: stuyy

invite-tracker-bot/package.json

@@ -0,0 +1,16 @@
+{
+  "name": "invite-tracker-bot",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "discord.js": "^12.0.2",
+    "dotenv": "^8.2.0"
+  }
+}

invite-tracker-bot/src/bot.js

@@ -0,0 +1,35 @@
+require('dotenv').config();
+const { Client, MessageEmbed } = require('discord.js');
+const client = new Client();
+client.login(process.env.BOT_TOKEN);
+const guildInvites = new Map();
+
+client.on('inviteCreate', async invite => guildInvites.set(invite.guild.id, await invite.guild.fetchInvites()));
+client.on('ready', () => {
+    console.log(`${client.user.tag} has logged in.`);
+    client.guilds.cache.forEach(guild => {
+        guild.fetchInvites()
+            .then(invites => guildInvites.set(guild.id, invites))
+            .catch(err => console.log(err));
+    });
+});
+
+client.on('guildMemberAdd', async member => {
+    const cachedInvites = guildInvites.get(member.guild.id);
+    const newInvites = await member.guild.fetchInvites();
+    guildInvites.set(member.guild.id, newInvites);
+    try {
+        const usedInvite = newInvites.find(inv => cachedInvites.get(inv.code).uses < inv.uses);
+        const embed = new MessageEmbed()
+            .setDescription(`${member.user.tag} is the ${member.guild.memberCount} to join.\nJoined using ${usedInvite.inviter.tag}\nNumber of uses: ${usedInvite.uses}`)
+            .setTimestamp()
+            .setTitle(`${usedInvite.url}`);
+        const welcomeChannel = member.guild.channels.cache.find(channel => channel.id === '640340055201939456');
+        if(welcomeChannel) {
+            welcomeChannel.send(embed).catch(err => console.log(err));
+        }
+    }
+    catch(err) {
+        console.log(err);
+    }
+});