Base structure

src/client/index.ts

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+import { Client, GatewayIntentBits } from "discord.js";
+
+const client = new Client({
+    intents: [
+        GatewayIntentBits.Guilds
+    ]
+});
+
+const token = process.env["TOKEN"];
+if (!token) throw new ReferenceError("TOKEN environment variable is missing");
+
+client.login(token);
+
+client.on("ready", () => {
+    console.log(`Connected to Discord API. Bot account is ${client.user?.tag} (${client.user?.id})`);
+});
+
+export default client;

src/commands/notification.ts

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+import { SlashCommandBuilder, PermissionFlagsBits, ChannelType, ChatInputCommandInteraction, NewsChannel, TextBasedChannel, CategoryChannel, StageChannel, TextChannel, PrivateThreadChannel, PublicThreadChannel, VoiceChannel, APIInteractionDataResolvedChannel, ForumChannel } from "discord.js";
+import { getSuccessEmbed } from "../tools/defaultEmbeds";
+
+const builder = new SlashCommandBuilder();
+builder.setName("logchannel");
+builder.setDescription("Configures the log channel");
+builder.setDMPermission(false);
+builder.setDefaultMemberPermissions(PermissionFlagsBits.ManageChannels);
+builder.addChannelOption((option) => {
+    option.addChannelTypes(ChannelType.GuildText, ChannelType.GuildAnnouncement);
+    option.setName("Channel");
+    option.setDescription("The channel to send notifications to");
+    option.setRequired(true);
+    return option;
+});
+
+const execute = (interaction: ChatInputCommandInteraction) => {
+    const channel:TextBasedChannel = getTextBasedChannel(interaction.options.getChannel("Channel", true));
+
+    //TODO Save channel in config
+
+    const embed = getSuccessEmbed();
+    embed.setDescription(`Log channel has been set to <#${channel.id}>`);
+    interaction.reply({
+        embeds: [embed],
+        ephemeral: true
+    });
+
+    const logMessage = getSuccessEmbed();
+    logMessage.setDescription("This channel has been selected as the log channel");
+    logMessage.addFields({
+        name: "This action was performed by",
+        value: `${interaction.user.tag} (${interaction.user.id})`
+    });
+    channel.send({
+        embeds: [logMessage]
+    });
+}
+
+function getTextBasedChannel(channel: CategoryChannel | NewsChannel | StageChannel | TextChannel | PrivateThreadChannel | PublicThreadChannel<boolean> | VoiceChannel | ForumChannel | APIInteractionDataResolvedChannel): TextBasedChannel {
+    if (channel.type === ChannelType.DM || channel.type === ChannelType.GroupDM || channel.type === ChannelType.GuildAnnouncement || channel.type === ChannelType.GuildText || channel.type === ChannelType.PublicThread || channel.type === ChannelType.PrivateThread || channel.type === ChannelType.GuildVoice) {
+        return channel as TextBasedChannel;
+    }
+
+    throw new TypeError("Channel is not a text based channel");
+}
+
+export {
+    builder,
+    execute
+}

src/tools/consoleSwapper.ts

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+/* eslint-disable prefer-rest-params */
+/**
+ * This module swaps the default console outputs to own functions and adds a timestamp to each message
+ */
+
+ import path from "path";
+ import fs from "fs-extra";
+ 
+ export default function() {
+     fs.ensureDirSync(path.join(__dirname, "../data/log/"));
+ 
+     const callDate = new Date();
+     const logFileName = `${callDate.getUTCFullYear()}-${`0${callDate.getUTCMonth() + 1}`.slice(-2)}-${`0${callDate.getUTCDate()}`.slice(-2)}-${`0${callDate.getUTCHours()}`.slice(-2)}-${`0${callDate.getUTCMinutes()}`.slice(-2)}-${`0${callDate.getUTCSeconds()}`.slice(-2)}-${`00${callDate.getUTCMilliseconds()}`.slice(-3)}.log`;
+     const logFile = fs.createWriteStream(path.join(__dirname, `../data/log/${logFileName}`));
+     const out = new console.Console(process.stdout, process.stderr, true);
+     const logConsole = new console.Console(logFile);
+ 
+     function log() {
+         const now = new Date();
+         const Prepend = `[i] [${now.getUTCFullYear()}-${`0${now.getUTCMonth() + 1}`.slice(-2)}-${`0${now.getUTCDate()}`.slice(-2)} ${`0${now.getUTCHours()}`.slice(-2)}:${`0${now.getUTCMinutes()}`.slice(-2)}:${`0${now.getUTCSeconds()}`.slice(-2)}.${`00${now.getUTCMilliseconds()}`.slice(-3)}] `;
+         arguments[0] = `${Prepend}${arguments[0].toString().normalize()}`;
+ 
+         for (let i = 0; i < arguments.length; i++) {
+             arguments[i] = arguments[i].split("\n").join(`\n${new Array(31).join(" ")}`);
+         }
+ 
+         out.log(...arguments);
+         logConsole.log(...arguments);
+     }
+ 
+     function warn() {
+         const now = new Date();
+         const Prepend = `[W] [${now.getUTCFullYear()}-${`0${now.getUTCMonth() + 1}`.slice(-2)}-${`0${now.getUTCDate()}`.slice(-2)} ${`0${now.getUTCHours()}`.slice(-2)}:${`0${now.getUTCMinutes()}`.slice(-2)}:${`0${now.getUTCSeconds()}`.slice(-2)}.${`00${now.getUTCMilliseconds()}`.slice(-3)}] `;
+         arguments[0] = `${Prepend}${arguments[0].toString().normalize()}`;
+ 
+         for (let i = 0; i < arguments.length; i++) {
+             const argument = arguments[i].toString().normalize();
+             arguments[i] = argument.split("\n").join(`\n${new Array(31).join(" ")}`);
+         }
+ 
+         out.warn(...arguments);
+         logConsole.warn(...arguments);
+     }
+ 
+     function error() {
+         const now = new Date();
+         const Prepend = `==== [ERROR] [${now.getUTCFullYear()}-${`0${now.getUTCMonth() + 1}`.slice(-2)}-${`0${now.getUTCDate()}`.slice(-2)} ${`0${now.getUTCHours()}`.slice(-2)}:${`0${now.getUTCMinutes()}`.slice(-2)}:${`0${now.getUTCSeconds()}`.slice(-2)}.${`00${now.getUTCMilliseconds()}`.slice(-3)}] ====\n`;
+         arguments[0] = `${Prepend}${arguments[0].toString().normalize()}`;
+ 
+         for (let i = 0; i < arguments.length; i++) {
+             arguments[i] = arguments[i].toString().normalize();
+         }
+ 
+         out.error(...arguments);
+         logConsole.error(...arguments);
+     }
+ 
+     console.log = log;
+     console.warn = warn;
+     console.error = error;
+ }
+ 

src/tools/defaultEmbeds.ts

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+import pack from "../../package.json";
+import { EmbedBuilder } from "discord.js";
+import client from "../client";
+
+// const _coolColors = [0x054566];
+
+export default function getDefaultEmbed(): EmbedBuilder {
+    const embed = new EmbedBuilder();
+    embed.setFooter({
+        text: `Channel filter V${pack.version} by AstroGD®`,
+        iconURL: client.user?.avatarURL() || undefined,
+    });
+    embed.setTimestamp(new Date());
+    embed.setColor(0x3682cc);
+
+    return embed;
+}
+
+export function getSuccessEmbed(): EmbedBuilder {
+    const embed = getDefaultEmbed();
+    embed.setTitle("Success");
+    embed.setColor(0x32d122);
+    return embed;
+}