WillianViewController.swift

//
//  WillianViewController.swift
//  TempApp
//
//  Created by Daniel Bonates on 05/04/22.
//

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        
        NotificationCenter.default.addObserver(self, selector: #selector(appActive(_:)), name: UIApplication.didBecomeActiveNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(appWillBeInactive(_:)), name: UIApplication.willResignActiveNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(goneBg(_:)), name: UIApplication.didEnterBackgroundNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(backToFront(_:)), name: UIApplication.willEnterForegroundNotification, object: nil)

    }

    @objc func appActive(_ sender: NSNotification) {
       print("👻 app foi ativada pelo iOS")
    }

    @objc func appWillBeInactive(_ sender: NSNotification) {
       print("👻 app vai passar pra inativa")
    }
    
    @objc func goneBg(_ sender: NSNotification) {
       print("👻 app foi pra background")
    }
    
    @objc func backToFront(_ sender: NSNotification) {
        print("👻 app voltou pra tela")
    }

}