feat(arabot): add unban command

src/commands/mod/unban.ts

@@ -0,0 +1,142 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+/*
+    Animal Rights Advocates Discord Bot
+    Copyright (C) 2022  Anthony Berg
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import { Args, Command, RegisterBehavior } from '@sapphire/framework';
+import type { User, Message, TextChannel } from 'discord.js';
+import IDs from '../../utils/ids';
+
+class UnbanCommand extends Command {
+  public constructor(context: Command.Context, options: Command.Options) {
+    super(context, {
+      ...options,
+      name: 'unban',
+      description: 'Unbans a user',
+      preconditions: ['ModOnly'],
+    });
+  }
+
+  // Registers that this is a slash command
+  public override registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(
+      (builder) => builder
+        .setName(this.name)
+        .setDescription(this.description)
+        .addUserOption((option) => option.setName('user')
+          .setDescription('User to unban')
+          .setRequired(true)),
+      {
+        behaviorWhenNotIdentical: RegisterBehavior.Overwrite,
+      },
+    );
+  }
+
+  // Command run
+  public async chatInputRun(interaction: Command.ChatInputInteraction) {
+    // TODO add database updates
+    // Get the arguments
+    const user = interaction.options.getUser('user');
+    const mod = interaction.member;
+    const { guild } = interaction;
+
+    // Checks if all the variables are of the right type
+    if (user === null || guild === null || mod === null) {
+      await interaction.reply({
+        content: 'Error fetching user!',
+        ephemeral: true,
+        fetchReply: true,
+      });
+      return;
+    }
+
+    // Unban the user
+    await guild.members.unban(user);
+
+    await interaction.reply({
+      content: `${user} has been unbanned.`,
+      ephemeral: true,
+      fetchReply: true,
+    });
+
+    // Log the ban
+    let modRestrict = guild.channels.cache.get(IDs.channels.restricted.moderators) as TextChannel | undefined;
+
+    if (modRestrict === undefined) {
+      modRestrict = await guild.channels.fetch(IDs.channels.restricted.moderators) as TextChannel | undefined;
+      if (modRestrict === undefined) {
+        console.error('Unban Error: Could not fetch mod channel');
+        return;
+      }
+    }
+
+    await modRestrict.send(`${user} was unbanned by ${mod}`);
+  }
+
+  // Non Application Command method of banning a user
+  public async messageRun(message: Message, args: Args) {
+    // Get arguments
+    let user: User;
+    try {
+      user = await args.pick('user');
+    } catch {
+      await message.react('❌');
+      await message.reply('User was not provided!');
+      return;
+    }
+
+    const mod = message.member;
+
+    if (mod === null) {
+      await message.react('❌');
+      await message.reply('Moderator not found! Try again or contact a developer!');
+      return;
+    }
+
+    const { guild } = message;
+
+    if (guild === null) {
+      await message.react('❌');
+      await message.reply('Guild not found! Try again or contact a developer!');
+      return;
+    }
+
+    // Unban the user
+    await guild.members.unban(user);
+
+    await message.react('✅');
+
+    await message.reply({
+      content: `${user} has been unbanned.`,
+    });
+
+    // Log the ban
+    let modRestrict = guild.channels.cache.get(IDs.channels.restricted.moderators) as TextChannel | undefined;
+
+    if (modRestrict === undefined) {
+      modRestrict = await guild.channels.fetch(IDs.channels.restricted.moderators) as TextChannel | undefined;
+      if (modRestrict === undefined) {
+        console.error('Unban Error: Could not fetch mod channel');
+        return;
+      }
+    }
+
+    await modRestrict.send(`${user} was unbanned by ${mod}`);
+  }
+}
+
+export default UnbanCommand;