Combine, Lesson 5

task52.swift

    @IBAction func actionButton(_ sender: UIButton) {
        
        if state == 0 {
            
            state = 1
            Timer.publish(every: TimeInterval(0.2), on: RunLoop.main, in: .default)
                .autoconnect()
                .sink(receiveValue: { [weak self] text in
                        self?.button1.text = self!.emoji.emojiArray.randomElement()
                        self?.button2.text = self!.emoji.emojiArray.randomElement()
                        self?.button3.text = self!.emoji.emojiArray.randomElement()
                      })
                .store(in: &subscriptions)
            
        } else {
            
            state = 0
//            Timer.invalidate(timer)
//            timer.connect().cancel()
            subscriptions = []
            
            print(button1.text!)
            print(button2.text!)
            print(button3.text!)
            
            if button1.text == button2.text {

                let alert = UIAlertController(title: "Поздравляем", message: "Вы выиграли", preferredStyle: .alert)
                alert.addAction(UIAlertAction(title: "Yes", style: .default, handler: nil))
                self.present(alert, animated: true, completion: nil)
            }
        }
    }