@dderevjanik/termux-api/src/scripts/termux-wifi-scaninfo.ts

This library allows you to interact with your Android device from Node.js using termux-api

import { exec } from "child_process";

export interface WifiNetwork {
  /**
   * The BSSID of the Wi-Fi network.
   * @example "9c:9d:7e:45:bf:dc"
   */
  bssid: string;

  /**
   * The frequency of the Wi-Fi network in MHz.
   * @example 2462
   */
  frequency_mhz: number;

  /**
   * The RSSI (Received Signal Strength Indicator) of the Wi-Fi network.
   * @example -39
   */
  rssi: number;

  /**
   * The SSID (Service Set Identifier) of the Wi-Fi network.
   * @example "Prizemie 1"
   */
  ssid: string;

  /**
   * The timestamp of the Wi-Fi network scan.
   * @example 954656432447
   */
  timestamp: number;

  /**
   * The channel bandwidth of the Wi-Fi network in MHz.
   * @example "20"
   */
  channel_bandwidth_mhz: string;

  /**
   * The center frequency of the Wi-Fi network in MHz (optional).
   * @example 5775
   */
  center_frequency_mhz?: number;
}

/**
 * Get information about the last wifi scan
 */
export async function wifiScanInfo(): Promise<WifiNetwork[]> {
  return new Promise<WifiNetwork[]>((resolve, reject) => {
    const command = `termux-wifi-scaninfo`;
    exec(command, (error, stdout, stderr) => {
      if (error) {
        return reject(`Error: ${error.message}`);
      }
      if (stderr) {
        return reject(`Error: ${stderr}`);
      }
      const output = stdout.trim();
      const networks: WifiNetwork[] = JSON.parse(output);
      return resolve(networks);
    });
  });
}