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//
// LogoutDialogueView.swift
// MullvadVPN
//
// Created by Mojgan on 2023-08-29.
// Copyright © 2025 Mullvad VPN AB. All rights reserved.
//
import UIKit
class LogoutDialogueView: UIView {
private let containerView: UIView = {
let view = UIView()
view.backgroundColor = .secondaryColor
view.layer.cornerRadius = 11
view.directionalLayoutMargins = UIMetrics.CustomAlert.containerMargins
view.clipsToBounds = true
return view
}()
private let messageLabel: UILabel = {
let label = UILabel()
let message = NSMutableAttributedString(
string: NSLocalizedString(
"It looks like you’ve entered an account number instead of a voucher code. "
+ "If you would like to change the active account, please log out first.",
comment: ""
)
)
message.apply(paragraphStyle: .alert)
label.attributedText = message
label.font = .preferredFont(forTextStyle: .callout, weight: .semibold)
label.numberOfLines = .zero
label.textColor = .white
return label
}()
private let logoutButton: AppButton = {
let button = AppButton(style: .danger)
button.setTitle(NSLocalizedString("Log out", comment: ""), for: .normal)
return button
}()
private var showConstraint: NSLayoutConstraint?
private var hideConstraint: NSLayoutConstraint?
private var didRequestToLogOut: (LogoutDialogueView) -> Void
var isLoading = true {
didSet {
logoutButton.isEnabled = !isLoading
}
}
override var isHidden: Bool {
willSet {
if newValue == true {
fadeOut()
} else {
fadeIn()
}
}
}
init(didRequestToLogOut: @escaping (LogoutDialogueView) -> Void) {
self.didRequestToLogOut = didRequestToLogOut
super.init(frame: .zero)
setupAppearance()
configureUI()
addActions()
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
private func setupAppearance() {
containerView.layer.cornerRadius = 11
containerView.backgroundColor = .primaryColor
}
private func configureUI() {
addConstrainedSubviews([containerView]) {
containerView.pinEdgesToSuperview(.all().excluding(.bottom))
}
containerView.addConstrainedSubviews([messageLabel, logoutButton]) {
messageLabel.pinEdgesToSuperviewMargins(.all().excluding(.bottom))
logoutButton.pinEdgesToSuperviewMargins(.all().excluding(.top))
logoutButton.topAnchor.constraint(
equalTo: messageLabel.bottomAnchor,
constant: UIMetrics.padding16
).withPriority(.defaultHigh)
}
showConstraint = containerView.bottomAnchor.constraint(equalTo: bottomAnchor)
hideConstraint = containerView.bottomAnchor.constraint(equalTo: topAnchor)
hideConstraint?.isActive = true
}
private func addActions() {
logoutButton.addTarget(self, action: #selector(logout), for: .touchUpInside)
}
@objc private func logout() {
didRequestToLogOut(self)
}
private func fadeIn() {
guard hideConstraint?.isActive == true else { return }
showConstraint?.isActive = true
hideConstraint?.isActive = false
animateWith(
animations: {
self.containerView.alpha = 1.0
}, duration: 0.3, delay: 0.2)
}
private func fadeOut() {
guard showConstraint?.isActive == true else { return }
showConstraint?.isActive = false
hideConstraint?.isActive = true
animateWith(
animations: {
self.containerView.alpha = 0.0
}, duration: 0.0, delay: 0.0)
}
private func animateWith(
animations: @escaping () -> Void,
duration: TimeInterval,
delay: TimeInterval
) {
UIView.animate(
withDuration: duration,
delay: delay,
options: .curveEaseInOut,
animations: {
animations()
self.layoutIfNeeded()
},
completion: nil
)
}
}
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