Sends updates from a minecraft server to a name of a discord channel. View discord docs here: https://discord.com/developers/docs/resources/channel#modify-channel

minecraft-status-in-discord.ts

import {
  ping,
  type NewPingResult,
  type OldPingResult,
} from "minecraft-protocol";

const MC_HOST = process.env.MINECRAFT_HOST ?? "mc.hypixel.net";
const MC_PORT = parseInt(process.env.MINECRAFT_PORT ?? "25565", 10);

const DS_CHANNEL = process.env.DISCORD_CHANNEL!;
const DS_TOKEN = process.env.DISCORD_TOKEN!;

const INTERVAL = parseInt(process.env.UPDATE_INTERVAL ?? "1", 10) * 1000;

function doPing(): Promise<{
  success: boolean;
  data: OldPingResult | NewPingResult | null;
}> {
  return new Promise((cb, err) => {
    ping({ host: MC_HOST, port: MC_PORT }, (error, result) => {
      if (error) {
        return cb({ success: false, data: null });
      }

      return cb({ success: true, data: result });
    });
  });
}

async function pingServer() {
  const data = await doPing();
  const name = data.success
    ? `🟢 online: ${(data?.data as any)?.players?.online}`
    : "🔴 offline";
  await updateDiscordChannel({ name });
}

async function updateDiscordChannel(updateObj: any) {
  const resp = await fetch(
    `https://discord.com/api/v10/channels/${DS_CHANNEL}`,
    {
      headers: {
        Authorization: `Bot ${DS_TOKEN}`,
        "Content-Type": "application/json",
      },
      method: "PATCH",
      body: JSON.stringify(updateObj),
    },
  );
}

setInterval(pingServer, INTERVAL);
pingServer();