dashboard-core/InitFunctions/initServer.js

const https = require("https");
const http = require("http");
const { Server: SocketServer } = require("socket.io");

module.exports = (app, config, themeConfig, modules) => {
	if (config.noCreateServer) return { io: null, server: null };

	let server;

	if (!config.SSL) config.SSL = {};
	if (config.SSL.enabled) {
		if (!config.SSL.key || !config.SSL.cert) console.log(`${"discord-dashboard issue:".red} The SSL preference for Dashboard is selected (config.SSL.enabled), but config does not include key or cert (config.SSL.key, config.SSL.cert).`);

		const options = {
			key: config.SSL.key || "",
			cert: config.SSL.cert || "",
		};

		try {
			server = https.createServer(options, app);
		} catch (e) {
			console.log(`${"discord-dashboard issue:".red} There's a problem while creating server, check if the port specified is already on use.`);
		}
	} else {
		server = http.createServer(app);
	}

	let pport = "";
	if (config.port != 80 && config.port != 443) pport = `:${config.port}`;

	console.log(`DBD Dashboard running on ${`${(config.domain || "domain.com") + pport}`.blue} !`);

	const io = new SocketServer(server, {
		cors: {
			origin: "*",
		},
	});

	modules.forEach((module) => {
		module.server({
			io: io,
			server: server,
			config: config,
			themeConfig: themeConfig,
		});
	});

	server.listen(config.port);

	return { server, io };
};