HD Example 1

wifiscan.js

// Dependencies
const express = require("express");
const wifi = require("node-wifi");

// Config
const serverApp = express();
wifi.init({
    iface: null,
});

// Scan Internet Function
async function scanInternet() {
    const foundNetworks = await wifi.scan().catch((err) => {
        return [];
    });
    const currentNetwork = await wifi.getCurrentConnections().catch((err) => {
        return {};
    });

    return { networks: foundNetworks, currentnetwork: currentNetwork[0] };
}

serverApp.get("/wifi", async (req, res) => {
    const scannedNetworks = await scanInternet();

    res.json(scannedNetworks);
});

// Listen
serverApp.listen(3001, () => {
    console.log("Wifi Scanner listening on Port 3001.");
});