make bot worse

commands/rank.js

@@ -27,7 +27,7 @@ module.exports.run = async (message, args) => new Promise(async (resolve, reject
 
     const response = `${target ? `${target.username} is` : 'You are'} level **${level}** with **${xp}** XP. `
         + `XP required for level up: **${levelups.find(l => l > xp) - xp}**.\n`
-        + (process.env.DISABLE_LEVELS ? '**Warning:** You can\'t currently gain XP on this instance.' : '');
+        + (process.env.DISABLE_LEVELS === 'true' ? '**Warning:** You can\'t currently gain XP on this instance.' : '');
 
     client.channels.sendMessage(message.channel, response)
         .catch(console.warn);

package.json

@@ -9,6 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "bad-words": "^3.0.4",
     "better-sqlite3": "^7.1.2",
     "dotenv": "^8.2.0",
     "log75": "^2.0.1",

util/levels.js

@@ -1,13 +1,15 @@
 const Enmap = require('enmap');
 const { client, logger, config, db } = require('..');
+let Filter = require('bad-words'),
+    filter = new Filter();
 
 const levels = new Enmap({ name: "levels" });
 let cooldowns = {}
 
-if (process.env.DISABLE_LEVELS) logger.info('DISABLE_LEVELS is set, users won\'t be able to gain XP.');
+if (process.env.DISABLE_LEVELS === 'true') logger.info('DISABLE_LEVELS is set, users won\'t be able to gain XP.');
 
 client.on('message', async message => {
-    if (process.env.DISABLE_LEVELS) return;
+    if (process.env.DISABLE_LEVELS === 'true') return;
 
     if (message.author === client.user._id) return;
     try {
@@ -18,14 +20,22 @@ client.on('message', async message => {
         let userLevels = levels.get(message.author);
         if (!userLevels) userLevels = { xp: 0, level: 0 }
 
-        if (userLevels.enabled === false) return;
+        let xpDiff = 0;
+        if (process.env.DISABLE_PROFANITY_FILTER !== 'true' && filter.isProfane(message.content)) {
+            // Take a random amount of XP between 5 and 15
+            xpDiff = (5 + Math.round(Math.random() * 10)) * -1;
+        }
+        else if (cooldowns[message.author] <= Date.now()) {
+            // Ensure users only get XP once a minute
+            cooldowns[message.author] = Date.now() + 1000 * 60;
+            // Give a random amount of XP between 15 and 25
+            xpDiff += 15 + Math.round(Math.random() * 10);
+        }
 
-        // Ensure users only get XP once a minute
+        if (xpDiff !== 0) {
-        if (cooldowns[message.author] > Date.now()) return;
+            logger.debug(`${message.author} => ${xpDiff} XP`);
-        cooldowns[message.author] = Date.now() + 1000 * 60;
+            userLevels.xp += xpDiff;
-
+        }
-        // Give a random amount of XP between 15 and 25
-        userLevels.xp += 15 + Math.round(Math.random() * 10);
 
         let newLevel = 0;
         for (const i of levelups) userLevels.xp >= i && newLevel++;
@@ -35,10 +45,15 @@ client.on('message', async message => {
                 .catch(console.error)
                 .then(msg => setTimeout(() =>
                     client.channels.deleteMessage(channel._id, msg?._id).catch(console.warn), 15000));
-
+        }
-            userLevels.level = newLevel;
+        else if (newLevel < userLevels.level) {
+            client.channels.sendMessage(message.channel, `> GG <@${message.author}>, you posted so much cringe that you just lost a level! You are now level **${newLevel}**.`)
+                .catch(console.error)
+                .then(msg => setTimeout(() =>
+                    client.channels.deleteMessage(channel._id, msg?._id).catch(console.warn), 15000));
         }
 
+        userLevels.level = newLevel;
         levels.set(message.author, userLevels);
     } catch (e) {
         console.error(e);