utils.ts

import os from 'os';

/**
 * Displays links to the server at all available IP addresses.
 * @param port The port at which the server can be accessed.
 */
export function displayIps(port: string): void {
    // tslint:disable-next-line: no-console
    console.log('Example H5P NodeJs server is running:');
    const networkInterfaces = os.networkInterfaces();
    // tslint:disable-next-line: forin
    for (const devName in networkInterfaces) {
        networkInterfaces[devName]
            .filter((int) => !int.internal)
            .forEach((int) =>
                // tslint:disable-next-line: no-console
                console.log(
                    `http://${int.family === 'IPv6' ? '[' : ''}${int.address}${
                        int.family === 'IPv6' ? ']' : ''
                    }:${port}`
                )
            );
    }
}