add ping, why, paths, cursed

commands.ts

@@ -0,0 +1,77 @@
+import type { Client, Message } from 'discord.js';
+
+type Commands = {
+  [cmd: string]: (c: Client, e: Message) => void | Promise<void>;
+};
+
+export const commands: Commands = {
+  '!ping': async (c, e) => {
+    await e.reply(`${c.ws.ping}ms`);
+  },
+
+  '!why': async (c, e) => {
+    await e.reply({
+      embeds: [
+        {
+          title: 'Why PolyMC exists',
+          description:
+            'https://polymc.org/wiki/overview/faq/#why-did-our-community-choose-to-fork\nhttps://polymc.org/news/moving-on/',
+          color: 'GREYPLE',
+        },
+      ],
+    });
+  },
+
+  '!paths': async (c, e) => {
+    await e.reply({
+      embeds: [
+        {
+          title: 'Data directories',
+          description: 'Where PolyMC stores your data (e.g. instances)',
+          color: 'AQUA',
+          fields: [
+            {
+              name: 'Portable (Windows / Linux)',
+              value: 'In the PolyMC folder',
+            },
+            {
+              name: 'Windows',
+              value: '`%APPDATA%/PolyMC`',
+            },
+            {
+              name: 'macOS',
+              value: '`~/Library/Application Support/PolyMC`',
+            },
+            { name: 'Linux', value: '`~/.local/share/PolyMC`' },
+            {
+              name: 'Flatpak',
+              value: '`~/.var/app/org.polymc.PolyMC/data/PolyMC`',
+            },
+          ],
+        },
+      ],
+    });
+  },
+
+  '!cursed': async (c, e) => {
+    e.reply({
+      embeds: [
+        {
+          title: "What's wrong with CurseForge?",
+          description: `
+There is a new option to block third party clients from accessing mod files. CurseForge started to enforce the option for modders to disallow third-party applications like PolyMC and other launchers.
+
+We probably can't fully fix this. If you find out which mod is causing this, tell the modder to toggle that option.
+`.trim(),
+          color: 'ORANGE',
+        },
+      ],
+    });
+  },
+};
+
+export const aliases = {
+  '!curse': '!cursed',
+  '!curseforge': '!cursed',
+  '!diff': '!why',
+};

constants.ts

@@ -0,0 +1,2 @@
+export const GUILD_ID = '977176004797804585';
+export const MAINTAINERS_CHANNEL_ID = '977176106568396851';

index.ts

@@ -1,10 +1,10 @@
 import { Client, Intents } from 'discord.js';
+import { commands, aliases } from './commands';
+
+import * as BuildConfig from './constants';
+import Filter from 'bad-words';
 import Koa from 'koa';
 
-const MUTED_ROLE = '976055433431240734';
-
-// Health check server
-
 {
   const app = new Koa();
 
@@ -19,58 +19,64 @@ const MUTED_ROLE = '976055433431240734';
 }
 
 const client = new Client({
-  intents: [Intents.FLAGS.GUILDS, Intents.FLAGS.GUILD_MESSAGES],
-});
-
-client.once('ready', async () => {
-  console.log('Discord bot ready!');
+  intents: [
+    Intents.FLAGS.GUILDS,
+    Intents.FLAGS.GUILD_MESSAGES,
+    Intents.FLAGS.DIRECT_MESSAGES,
+    Intents.FLAGS.GUILD_MEMBERS,
+    Intents.FLAGS.GUILD_MESSAGE_REACTIONS,
+  ],
 });
 
 client.login(process.env.DISCORD_TOKEN);
 
-client.on('messageCreate', async (e) => {
-  if (e.author === client.user) return;
+client.once('ready', async () => {
+  console.log('Discord bot ready!');
+  console.log('Invite link:', client.generateInvite({ scopes: ['bot'] }));
 
-  if ([...e.mentions.users.values()].includes(client.user)) {
-    e.reply({
-      content: `What\'s up <@${e.author.id}>`,
-      allowedMentions: {
-        parse: ['users'],
-        repliedUser: true,
+  const POLYMC_GUILD = await client.guilds.fetch(BuildConfig.GUILD_ID);
+  const MAINTAINERS_CHANNEL = POLYMC_GUILD.channels.cache.get(
+    BuildConfig.MAINTAINERS_CHANNEL_ID
+  );
+
+  if (!MAINTAINERS_CHANNEL.isText()) throw new Error();
+  MAINTAINERS_CHANNEL.send({
+    embeds: [
+      {
+        title: 'Started!',
+        description: new Date().toISOString(),
+        color: 'AQUA',
       },
+    ],
   });
 
-    return;
+  client.on('messageCreate', async (e) => {
+    if (!e.content) return;
+    if (!e.channel.isText()) return;
+    if (e.author.bot) return;
+    if (e.author === client.user) return;
+
+    const profane = new Filter().isProfane(e.content);
+
+    if (profane) {
+      e.reply({
+        embeds: [
+          {
+            title: 'Profanity detected!',
+            description: 'Please try not to use these words 😄',
+            color: 'FUCHSIA',
+          },
+        ],
+      });
     }
 
-  if (e.author.id === '360401361856364544') {
-    e.react('975940717622984724');
-    return;
-  }
-
-  if (
-    e.member.roles.cache.has('975975986250256424') &&
-    e.content.startsWith('!!mute')
-  ) {
-    const [, , time, ...more] = e.content.split(' ');
-    if (more.length) {
-      e.reply('Too many arguments!');
-      return;
-    }
-
-    const parsedTime = parseInt(time);
-    if (isNaN(parsedTime)) {
-      e.reply('Not a number (seconds)!');
-      return;
-    }
-
-    const member = e.mentions.members.at(0);
-    await member.roles.add(MUTED_ROLE);
-
-    setTimeout(() => {
-      member.roles.remove(MUTED_ROLE);
-    }, parsedTime * 1000);
-
-    e.reply('Done.');
+    const cmd = e.content.split(' ')[0];
+    if (!cmd.startsWith('!')) return;
+    let func = commands[cmd];
+    func = func ?? commands[aliases[cmd]];
+
+    if (func !== undefined) {
+      await func(client, e);
     }
+  });
 });

package.json

@@ -7,10 +7,13 @@
     "build": "esbuild index.ts --format=cjs --platform=node --bundle --minify --outfile=index.js"
   },
   "dependencies": {
+    "bad-words": "^3.0.4",
     "discord.js": "^13.7.0",
+    "kleur": "^4.1.4",
     "koa": "^2.13.4"
   },
   "devDependencies": {
+    "@types/bad-words": "^3.0.1",
     "@types/koa": "^2.13.4",
     "esbuild": "^0.14.39",
     "esno": "^0.16.3",

yarn.lock

@@ -77,6 +77,11 @@
   dependencies:
     "@types/node" "*"
 
+"@types/bad-words@^3.0.1":
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/@types/bad-words/-/bad-words-3.0.1.tgz#6a20fb08814af5e1f2428fa9e0098ca7b36f730a"
+  integrity sha512-7la3ZDJG1tlRqySO+pnXycZpacaMEw/iLEm8kc4l+I+jN8KjBfoQVwO6jm98xzXVLrxV8vDrB5TaMoop8sKclQ==
+
 "@types/body-parser@*":
   version "1.19.2"
   resolved "https://registry.yarnpkg.com/@types/body-parser/-/body-parser-1.19.2.tgz#aea2059e28b7658639081347ac4fab3de166e6f0"
@@ -250,6 +255,18 @@ asynckit@^0.4.0:
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
   integrity sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==
 
+bad-words@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/bad-words/-/bad-words-3.0.4.tgz#044c83935c4c363a905d47b5e0179f7241fecaec"
+  integrity sha512-v/Q9uRPH4+yzDVLL4vR1+S9KoFgOEUl5s4axd6NIAq8SV2mradgi4E8lma/Y0cw1ltVdvyegCQQKffCPRCp8fg==
+  dependencies:
+    badwords-list "^1.0.0"
+
+badwords-list@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/badwords-list/-/badwords-list-1.0.0.tgz#5e9856dbf13482a295c3b0b304afb9d4cfc5c579"
+  integrity sha512-oWhaSG67e+HQj3OGHQt2ucP+vAPm1wTbdp2aDHeuh4xlGXBdWwzZ//pfu6swf5gZ8iX0b7JgmSo8BhgybbqszA==
+
 balanced-match@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.2.tgz#e83e3a7e3f300b34cb9d87f615fa0cbf357690ee"
@@ -1086,6 +1103,11 @@ keyv@^3.0.0:
   dependencies:
     json-buffer "3.0.0"
 
+kleur@^4.1.4:
+  version "4.1.4"
+  resolved "https://registry.yarnpkg.com/kleur/-/kleur-4.1.4.tgz#8c202987d7e577766d039a8cd461934c01cda04d"
+  integrity sha512-8QADVssbrFjivHWQU7KkMgptGTl6WAcSdlbBPY4uNF+mWr6DGcKrvY2w4FQJoXch7+fKMjj0dRrL75vk3k23OA==
+
 koa-compose@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/koa-compose/-/koa-compose-4.1.0.tgz#507306b9371901db41121c812e923d0d67d3e877"