Check is home Network

is-my-network.ts

import fs from 'fs'
import { promisify } from 'util'
import network from 'network'

const getActiveInterface = promisify(network.get_active_interface)
const getCurrent = async () => (await getActiveInterface())?.mac_address

const SAVE_FILE = 'home.mac.txt'

const saveHomeNetwork = (id: string) => fs.writeFileSync('home.mac.txt', id)
const loadHomeNetwork = () => fs.readFileSync(SAVE_FILE, 'utf-8').trim()

const isSameNetwork = async (mac: string) => mac === (await getCurrent())
const isHomeNetwork = () => isSameNetwork(loadHomeNetwork())

async function _setupHome() {
	const currntAccessPointMacAddress = await getCurrent()

	console.log(currntAccessPointMacAddress)
	saveHomeNetwork(currntAccessPointMacAddress)
}

async function main() {
	console.log(await isHomeNetwork())
}

main()