index.js

require("dotenv").config(); // Load .env file
const axios = require("axios");
const Discord = require("discord.js");
const client = new Discord.Client();

function pingForPlayers() {
  // Ping API for server data.
  axios
    .get(`https://api.mcsrvstat.us/1/${process.env.MC_SERVER_IP}`)
    .then((res) => {
      // If we got a valid response
      if (res.data && res.data.players) {
        let playerCount = res.data.players.online || 0; // Default to zero
        client.user.setPresence({
          game: {
            // Example: "Watching 5 players on server.com"
            name: `${playerCount} spiller${playerCount != 1 ? "e" : ""}`,
            type: 3, // Use activity type 3 which is "Watching"
          },
        });
        console.log("Updated player count to", playerCount);
      } else
        console.log(
          "Could not load player count data for",
          process.env.MC_SERVER
        );
    })
    .catch((err) =>
      console.log("Error pinging api.mcsrvstat.us for data:", err)
    );
}

// Runs when client connects to Discord.
client.on("ready", () => {
  console.log("Logged in as", client.user.tag);

  pingForPlayers(); // Ping server once on startup
  // Ping the server and set the new status message every x minutes. (Minimum of 1 minute)
  setInterval(
    pingForPlayers,
    Math.max(1, process.env.MC_PING_FREQUENCY || 1) * 60 * 1000
  );
});

// Login to Discord
client.login(process.env.DISCORD_TOKEN);