wifiConnectViewController.swift

//
//  ViewController.swift
//  wifitest
//
//  Created by 木戸 康平 on 2021/12/08.
//

import UIKit
import NetworkExtension

class ViewController: UIViewController {

    @IBOutlet weak var connectButton: UIButton!

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view.
    }

    @IBAction func touchConnectButton(_ sender: UIButton) {

        //printRetrievedWifiNetwork();
        print("touchConnectButton");
        connectToWifi(wifiName: "obniz-16438366",completion: { error in
            print("error",error);
        })
    }




    func connectToWifi(
        wifiName: String,
        completion: @escaping ((_ error: Bool) -> Void) )
    {
        self.clearConfiguredWifi()

        let hotspotConfig = NEHotspotConfiguration(ssid: wifiName)
        NEHotspotConfigurationManager.shared.apply(hotspotConfig) { (hotSpotError) in
            if let _ = hotSpotError {
                completion(false)
                return
            }
            completion(true)
        }
    }

    func disconnectAction( _ wifiName: String ) {
        NEHotspotConfigurationManager.shared.removeConfiguration(forSSID: wifiName)
    }

    private func clearConfiguredWifi() {
        NEHotspotConfigurationManager.shared.getConfiguredSSIDs { (wifiList) in
            wifiList.forEach {
                NEHotspotConfigurationManager.shared.removeConfiguration(forSSID: $0)
            }
        }
    }
}