Daggerbot-TS/src/commands/purge.ts

import Discord,{SlashCommandBuilder} from 'discord.js';
import { TClient } from 'src/client';
export default {
    async run(client: TClient, interaction: Discord.ChatInputCommandInteraction<'cached'>){
        if (!client.isStaff(interaction.member)) return client.youNeedRole(interaction, 'dcmod');
        const amount = interaction.options.getInteger('amount') as number;
        if (amount > 100) return interaction.reply({content: 'Discord API limits purging up to 100 messages.', ephemeral: true})
        const user = interaction.options.getUser('user');

        let messagesArray: Array<string> = [];

        if (user){
            (interaction.channel as Discord.TextChannel).messages.fetch({limit: amount}).then((msgs)=>{
                const msgList = msgs.filter(x=>x.author.id == user.id);
                (interaction.channel as Discord.TextChannel).bulkDelete(msgList);
            })
        } else {
            (interaction.channel as Discord.TextChannel).messages.fetch({limit: amount}).then(async messages=>{
                messages.forEach(message=>{
                    messagesArray.push(message.id);
                });
                await (interaction.channel as Discord.TextChannel).bulkDelete(messagesArray);
            })
        }
        await interaction.reply({content: `Successfully purged ${amount} messages.`, ephemeral: true})
    },
    data: new SlashCommandBuilder()
        .setName('purge')
        .setDescription('Purge the amount of messages in this channel')
        .addIntegerOption((opt)=>opt
            .setName('amount')
            .setDescription('Amount of messages to be obliterated')
            .setRequired(true))
        .addUserOption((opt)=>opt
            .setName('user')
            .setDescription('Which user to have their messages obliterated?'))
}