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‎Examples/DemosApp/DemosApp/Login/SwiftUILogin.swift

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import ComponentsKit
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import SwiftUI
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struct SwiftUILogin: View {
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enum Pages {
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case signIn
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case signUp
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}
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enum Input {
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case name
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case email
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case password
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}
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@State private var selectedPage = Pages.signIn
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@State private var name = ""
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@State private var email = ""
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@State private var password = ""
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@FocusState private var focusedInput: Input?
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@State private var isConsented: Bool = false
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@State private var isLoading = false
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private var isButtonEnabled: Bool {
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return self.email.isNotEmpty
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&& self.password.isNotEmpty
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&& self.isConsented
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&& (
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self.selectedPage == .signUp && self.name.isNotEmpty
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|| self.selectedPage == .signIn
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)
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}
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@Environment(\.colorScheme) var colorScheme
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var body: some View {
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ZStack {
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Palette.Base.background.color(for: self.colorScheme)
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ScrollView {
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VStack(spacing: 20) {
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SUSegmentedControl<Pages>(
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selectedId: self.$selectedPage,
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model: .init {
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$0.items = [
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.init(id: .signIn) {
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$0.title = "Sign In"
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},
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.init(id: .signUp) {
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$0.title = "Sign Up"
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}
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]
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$0.isEnabled = !self.isLoading
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}
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)
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Text(
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self.selectedPage == .signIn
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? "Welcome back"
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: "Create an account"
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)
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.font(.system(size: 30, weight: .bold))
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.padding(.vertical, 30)
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if self.selectedPage == .signUp {
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SUInputField(
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text: self.$name,
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globalFocus: self.$focusedInput,
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localFocus: .name,
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model: .init {
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$0.title = "Name"
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$0.isRequired = true
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$0.isEnabled = !self.isLoading
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}
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)
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}
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SUInputField(
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text: self.$email,
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globalFocus: self.$focusedInput,
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localFocus: .email,
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model: .init {
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$0.title = "Email"
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$0.isRequired = true
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$0.isEnabled = !self.isLoading
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}
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)
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SUInputField(
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text: self.$password,
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globalFocus: self.$focusedInput,
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localFocus: .password,
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model: .init {
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$0.title = "Password"
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$0.isRequired = true
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$0.isSecureInput = true
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$0.isEnabled = !self.isLoading
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}
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)
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SUCheckbox(
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isSelected: self.$isConsented,
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model: .init {
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$0.title = "By continuing, you accept our Terms of Service and Privacy Policy"
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$0.isEnabled = !self.isLoading
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}
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)
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Group {
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if self.isLoading {
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SULoading()
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} else {
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SUButton(
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model: .init {
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$0.title = "Continue"
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$0.isFullWidth = true
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$0.isEnabled = self.isButtonEnabled
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},
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action: {
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self.isLoading = true
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DispatchQueue.main.asyncAfter(deadline: .now() + 2) {
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self.isLoading = false
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UINotificationFeedbackGenerator().notificationOccurred(.success)
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}
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}
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)
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}
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}
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.padding(.top, 10)
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}
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.padding()
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}
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}
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.frame(maxWidth: 500)
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.onChange(of: self.selectedPage) { _, newValue in
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if newValue == .signIn && self.focusedInput == .name {
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self.focusedInput = .email
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}
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}
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.onTapGesture {
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self.focusedInput = nil
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}
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}
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}
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#Preview {
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SwiftUILogin()
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}

‎Examples/DemosApp/DemosApp/Login/UIKitLogin.swift

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import ComponentsKit
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import SwiftUI
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import UIKit
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final class UIKitLogin: UIViewController {
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enum Pages {
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case signIn
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case signUp
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}
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private let scrollView: UIScrollView = {
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let scrollView = UIScrollView()
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scrollView.delaysContentTouches = false
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return scrollView
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}()
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private lazy var stackView: UIStackView = {
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let stackView = UIStackView()
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stackView.axis = .vertical
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stackView.spacing = 20
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stackView.alignment = .center
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return stackView
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}()
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private let pageControl = UKSegmentedControl<Pages>(
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selectedId: .signIn,
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model: .init {
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$0.items = [
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.init(id: .signIn) {
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$0.title = "Sign In"
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},
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.init(id: .signUp) {
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$0.title = "Sign Up"
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}
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]
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}
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)
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private let titleLabel: UILabel = {
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let label = UILabel()
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label.font = .systemFont(ofSize: 30, weight: .bold)
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return label
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}()
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private let nameInput = UKInputField(
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model: .init {
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$0.title = "Name"
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$0.isRequired = true
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}
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)
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private let emailInput = UKInputField(
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model: .init {
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$0.title = "Email"
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$0.isRequired = true
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}
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)
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private let passwordInput = UKInputField(
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model: .init {
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$0.title = "Password"
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$0.isRequired = true
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$0.isSecureInput = true
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}
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)
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private let consentCheckbox = UKCheckbox(
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model: .init {
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$0.title = "By continuing, you accept our Terms of Service and Privacy Policy"
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}
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)
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private let continueButton = UKButton(
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model: .init {
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$0.title = "Continue"
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$0.isFullWidth = true
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}
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)
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private let loader = UKLoading()
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private var isLoading = false {
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didSet { self.update() }
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}
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private var isButtonEnabled: Bool {
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return self.emailInput.text.isNotEmpty
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&& self.passwordInput.text.isNotEmpty
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&& self.consentCheckbox.isSelected
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&& (
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self.pageControl.selectedId == .signUp && self.nameInput.text.isNotEmpty
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|| self.pageControl.selectedId == .signIn
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)
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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self.setup()
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self.style()
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self.layout()
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self.update()
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}
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private func setup() {
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self.view.addSubview(self.scrollView)
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self.scrollView.addSubview(self.stackView)
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self.scrollView.addSubview(self.loader)
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self.stackView.addArrangedSubview(self.pageControl)
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self.stackView.addArrangedSubview(self.titleLabel)
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self.stackView.addArrangedSubview(self.nameInput)
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self.stackView.addArrangedSubview(self.emailInput)
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self.stackView.addArrangedSubview(self.passwordInput)
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self.stackView.addArrangedSubview(self.consentCheckbox)
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self.stackView.addArrangedSubview(self.continueButton)
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self.pageControl.onSelectionChange = { [weak self] selectedPage in
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guard let self else { return }
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if selectedPage == .signIn && self.nameInput.isFirstResponder {
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self.emailInput.becomeFirstResponder()
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}
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self.update()
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}
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self.nameInput.onValueChange = { [weak self] _ in
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self?.update()
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}
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self.emailInput.onValueChange = { [weak self] _ in
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self?.update()
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}
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self.passwordInput.onValueChange = { [weak self] _ in
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self?.update()
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}
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self.consentCheckbox.onValueChange = { [weak self] _ in
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self?.update()
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}
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self.continueButton.action = {
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self.isLoading = true
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DispatchQueue.main.asyncAfter(deadline: .now() + 2) {
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self.isLoading = false
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UINotificationFeedbackGenerator().notificationOccurred(.success)
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}
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}
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self.scrollView.addGestureRecognizer(
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UITapGestureRecognizer(
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target: self,
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action: #selector(self.dismissKeyboard)
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)
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)
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}
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@objc private func dismissKeyboard() {
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self.nameInput.resignFirstResponder()
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self.emailInput.resignFirstResponder()
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self.passwordInput.resignFirstResponder()
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}
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private func style() {
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self.scrollView.backgroundColor = Palette.Base.background.uiColor
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self.stackView.setCustomSpacing(50, after: self.pageControl)
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self.stackView.setCustomSpacing(50, after: self.titleLabel)
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self.stackView.setCustomSpacing(50, after: self.consentCheckbox)
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}
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private func layout() {
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self.scrollView.allEdges()
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self.stackView.top(20)
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self.stackView.bottom(20)
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self.stackView.leadingAnchor.constraint(
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greaterThanOrEqualTo: self.view.leadingAnchor,
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constant: 20
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).isActive = true
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self.stackView.trailingAnchor.constraint(
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lessThanOrEqualTo: self.view.trailingAnchor,
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constant: -20
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).isActive = true
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self.stackView.widthAnchor.constraint(
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lessThanOrEqualToConstant: 500
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).isActive = true
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self.stackView.centerHorizontally()
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self.loader.below(self.stackView, padding: 50)
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self.loader.centerHorizontally()
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}
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private func update() {
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switch self.pageControl.selectedId {
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case .signIn:
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self.nameInput.isHidden = true
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self.titleLabel.text = "Welcome back"
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case .signUp:
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self.nameInput.isHidden = false
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self.titleLabel.text = "Create an account"
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}
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self.pageControl.model.update {
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$0.isEnabled = !self.isLoading
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}
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self.nameInput.model.update {
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$0.isEnabled = !self.isLoading
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}
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self.emailInput.model.update {
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$0.isEnabled = !self.isLoading
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}
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self.passwordInput.model.update {
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$0.isEnabled = !self.isLoading
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}
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self.consentCheckbox.model.update {
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$0.isEnabled = !self.isLoading
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}
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self.continueButton.model.update { [weak self] in
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guard let self else { return }
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$0.isEnabled = self.isButtonEnabled
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}
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self.loader.isHidden = !self.isLoading
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self.continueButton.isHidden = self.isLoading
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}
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}
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#Preview {
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UIViewControllerRepresenting {
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UIKitLogin()
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}
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}

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