phone number verification without Reactive #5

phoneNumberVerify5.swift

import ReactiveSwift
import ReactiveCocoa
import enum Result.NoError

class PhoneVerifyViewController: UIViewController {
    
    ...
    
    enum PhoneNumberVerifyStep {
        case inputPhoneNumber, inputVerifyNumber, verifying, succeed, failed
        
        var isVerifiedStep: Bool {
            return [PhoneNumberVerifyStep.succeed, .failed].contains(self)
        }
    }
    
    var verifyStep = MutableProperty<PhoneNumberVerifyStep>(.inputPhoneNumber)

    override func viewDidLoad() {
        super.viewDidLoad()
        
        requestVerifyNumberButton.reactive.isEnabled <~ phoneNumberTextField
            .reactive.continuousTextValues.map { !($0?.isEmpty ?? true) }
                
        verifyButton.reactive.controlEvents(.touchUpInside).observeValues { _ in
            _ = self.api.getUsersVerify(PhoneNumberVerifyParams(phone_number: self.phoneNumberTextField.text, code: self.verifyNumberTextField.text))
                .on(value: { _ in
                    self.verifyStep.value = .succeed
                })
                .on(failed: { error in
                    self.verifyStep.value = .failed
                })
        }
        
        verifyNumberTextField.reactive.isHidden <~ verifyStep.map { $0 == .succeed }
        verifyButton.reactive.isHidden <~ verifyStep.map { $0 == .succeed }
        statusLabel.reactive.isHidden <~ verifyStep.map { !$0.isVerifiedStep }
        statusLabel.reactive.text <~ verifyStep.signal.filter { $0.isVerifiedStep }.map {
            $0 == .succeed ? "인증이 완료되었습니다." : "번호가 일치하지 않습니다. 유효시간 ..."
        }        
    }
    
}