gyugyu90

import AuthenticationServices


class LoginViewController: UIViewController {
	let appleLoginBtn = ASAuthorizationAppleIDButton(type: .continue, style: .whiteOutline)
}

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appleLoginBtn.cornerRadius = 0
appleLoginBtn.translatesAutoresizingMaskIntoConstraints = false
appleLoginBtnContainer.addSubview(appleLoginBtn)
appleLoginBtn.topAnchor.constraint(equalTo: appleLoginBtnContainer.topAnchor).isActive = true
appleLoginBtn.bottomAnchor.constraint(equalTo: appleLoginBtnContainer.bottomAnchor).isActive = true
appleLoginBtn.leftAnchor.constraint(equalTo: appleLoginBtnContainer.leftAnchor).isActive = true
appleLoginBtn.rightAnchor.constraint(equalTo: appleLoginBtnContainer.rightAnchor).isActive = true

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func setupEvents() {
    appleLoginBtn.addTarget(self, action: #selector(appleLogin), for: .touchUpInside)
}


@objc fileprivate func appleLogin() {
        
    let appleIdRequest = ASAuthorizationAppleIDProvider().createRequest()
    appleIdRequest.requestedScopes = [.email, .fullName]

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extension LoginViewController: ASAuthorizationControllerDelegate, 
	ASAuthorizationControllerPresentationContextProviding {
    
    func presentationAnchor(for controller: ASAuthorizationController) -> ASPresentationAnchor {
        return self.view.window!
    }   

    func authorizationController(controller: ASAuthorizationController, didCompleteWithAuthorization authorization: ASAuthorization) {
        // TODO
    }

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if let credential = authorization.credential as? ASAuthorizationAppleIDCredential {
    let userEmail = credential.email ?? ""
    let familyName = credential.fullName?.familyName ?? ""
    let givenName = credential.fullName?.givenName ?? ""

    let userIdentifier = credential.user

    // 가입/로그인 로직...
}

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package my.demo

import kotlin.text.*

// ...

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fun main() {
    println("Hello world!") 
}

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fun sum(a: Int, b: Int): Int {
    return a + b
}

fun main() {
    print("sum of 3 and 5 is ")
    println(sum(3, 5))
}

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fun sum(a: Int, b: Int) = a + b

fun main() {
    println("sum of 19 and 23 is ${sum(19, 23)}")
}

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fun printSum(a: Int, b: Int): Unit { // Unit은 생략 가능
    println("sum of $a and $b is ${a + b}")
}

fun main() {
    printSum(-1, 8)
}