PatientApp-KKUMC/ios/Runner/WifiConnect/HMG_GUEST.swift

//
//  HMG_GUEST.swift
//  HMG-iOS-Wifi
//
//  Created by ZiKambrani on 23/03/1442 AH.
//  Copyright © 1442 ZiKambrani. All rights reserved.
//

import UIKit
import NetworkExtension
import SystemConfiguration.CaptiveNetwork

fileprivate let SSID = "HMG-MobileApp"

class HMG_GUEST{
    static  let shared = HMG_GUEST()
    
    private var complete:((_ status:Bool, _ message:String) -> Void)!
    func connect(completion:@escaping ((_ status:Bool, _ message:String) -> Void)){
        complete = completion
        
        if isAlreadyConnected() {
            FlutterText.with(key: "alreadyConnectedHmgNetwork") { (localized) in
                self.complete(true, localized )
            }
        }else{
            connect()
        }
    }
    
    private func connect() {
        
        let hotspotConfig = NEHotspotConfiguration(ssid: "\(SSID)")
        hotspotConfig.joinOnce = false
        NEHotspotConfigurationManager.shared.apply(hotspotConfig) {[weak self] (error) in
            guard let self = self else { return; }
                        
            if let error = error {
                FlutterText.with(key: "errorConnectingHmgNetwork") { (localized) in
                    self.complete(false, localized )
                }
            }else{
                _ = Timer.scheduledTimer(withTimeInterval: 10, repeats: false) { (timer) in
                    let connected = self.isAlreadyConnected()
                    let message = connected ? "successConnectingHmgNetwork" : "failedConnectingHmgNetwork"
                    FlutterText.with(key: message) { (localized) in
                        self.complete(false, localized )
                    }
                }
            }
        }
    
        
//        NSMutableURLRequest(url: URL(string: "www.google.com")!).bind(to: command)
//        NEHotspotHelper.register(options: [:], queue: DispatchQueue.global()) { (command) in
//            command
//            print(command)
//        }
        
    }
    
    private func isAlreadyConnected() -> Bool{
        var currentSSID: String?
        if let interfaces = CNCopySupportedInterfaces() as NSArray? {
            for interface in interfaces {
                if let interfaceInfo = CNCopyCurrentNetworkInfo(interface as! CFString) as NSDictionary? {
                    currentSSID = interfaceInfo[kCNNetworkInfoKeySSID as String] as? String
                    break
                }
            }
        }
        
        print("CurrentConnectedSSID: \(currentSSID)")
        return currentSSID == SSID
    }
    
}