115 lines
5.4 KiB
Swift
115 lines
5.4 KiB
Swift
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final class LandingVC : BaseVC {
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private var fakeChatViewContentOffset: CGPoint!
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// MARK: Components
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private lazy var fakeChatView: FakeChatView = {
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let result = FakeChatView()
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result.set(.height, to: Values.fakeChatViewHeight)
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return result
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}()
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private lazy var registerButton: Button = {
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let result = Button(style: .prominentFilled, size: .large)
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result.setTitle(NSLocalizedString("vc_landing_register_button_title", comment: ""), for: UIControl.State.normal)
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result.titleLabel!.font = .boldSystemFont(ofSize: Values.mediumFontSize)
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result.addTarget(self, action: #selector(register), for: UIControl.Event.touchUpInside)
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return result
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}()
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private lazy var restoreButton: Button = {
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let result = Button(style: .prominentOutline, size: .large)
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result.setTitle(NSLocalizedString("vc_landing_restore_button_title", comment: ""), for: UIControl.State.normal)
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result.titleLabel!.font = .boldSystemFont(ofSize: Values.mediumFontSize)
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result.addTarget(self, action: #selector(restore), for: UIControl.Event.touchUpInside)
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return result
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}()
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// MARK: Lifecycle
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override func viewDidLoad() {
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super.viewDidLoad()
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setUpGradientBackground()
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setUpNavBarStyle()
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setUpNavBarSessionIcon()
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// Set up title label
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let titleLabel = UILabel()
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titleLabel.textColor = Colors.text
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titleLabel.font = .boldSystemFont(ofSize: isIPhone5OrSmaller ? Values.largeFontSize : Values.veryLargeFontSize)
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titleLabel.text = NSLocalizedString("vc_landing_title_2", comment: "")
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titleLabel.numberOfLines = 0
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titleLabel.lineBreakMode = .byWordWrapping
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// Set up title label container
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let titleLabelContainer = UIView()
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titleLabelContainer.addSubview(titleLabel)
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titleLabel.pin(.leading, to: .leading, of: titleLabelContainer, withInset: Values.veryLargeSpacing)
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titleLabel.pin(.top, to: .top, of: titleLabelContainer)
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titleLabelContainer.pin(.trailing, to: .trailing, of: titleLabel, withInset: Values.veryLargeSpacing)
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titleLabelContainer.pin(.bottom, to: .bottom, of: titleLabel)
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// Set up spacers
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let topSpacer = UIView.vStretchingSpacer()
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let bottomSpacer = UIView.vStretchingSpacer()
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// Set up link button container
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let linkButtonContainer = UIView()
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linkButtonContainer.set(.height, to: Values.onboardingButtonBottomOffset)
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// Set up button stack view
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let buttonStackView = UIStackView(arrangedSubviews: [ registerButton, restoreButton ])
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buttonStackView.axis = .vertical
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buttonStackView.spacing = isIPhone5OrSmaller ? Values.smallSpacing : Values.mediumSpacing
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buttonStackView.alignment = .fill
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// Set up button stack view container
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let buttonStackViewContainer = UIView()
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buttonStackViewContainer.addSubview(buttonStackView)
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buttonStackView.pin(.leading, to: .leading, of: buttonStackViewContainer, withInset: isIPhone5OrSmaller ? CGFloat(52) : Values.massiveSpacing)
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buttonStackView.pin(.top, to: .top, of: buttonStackViewContainer)
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buttonStackViewContainer.pin(.trailing, to: .trailing, of: buttonStackView, withInset: isIPhone5OrSmaller ? CGFloat(52) : Values.massiveSpacing)
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buttonStackViewContainer.pin(.bottom, to: .bottom, of: buttonStackView)
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// Set up main stack view
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let mainStackView = UIStackView(arrangedSubviews: [ topSpacer, titleLabelContainer, UIView.spacer(withHeight: isIPhone5OrSmaller ? Values.smallSpacing : Values.mediumSpacing), fakeChatView, bottomSpacer, buttonStackViewContainer, linkButtonContainer ])
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mainStackView.axis = .vertical
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mainStackView.alignment = .fill
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view.addSubview(mainStackView)
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mainStackView.pin(to: view)
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topSpacer.heightAnchor.constraint(equalTo: bottomSpacer.heightAnchor, multiplier: 1).isActive = true
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// Auto-migrate if needed
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let userDefaults = UserDefaults.standard
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if userDefaults[.isMigratingToV2KeyPair] {
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if userDefaults[.displayName] != nil {
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Storage.finishV2KeyPairMigration(navigationController: navigationController!)
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}
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}
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}
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override func viewDidDisappear(_ animated: Bool) {
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super.viewDidAppear(animated)
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if let fakeChatViewContentOffset = fakeChatViewContentOffset {
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fakeChatView.contentOffset = fakeChatViewContentOffset
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}
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}
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// MARK: Interaction
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@objc private func register() {
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fakeChatViewContentOffset = fakeChatView.contentOffset
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DispatchQueue.main.async {
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self.fakeChatView.contentOffset = self.fakeChatViewContentOffset
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}
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let registerVC = RegisterVC()
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navigationController!.pushViewController(registerVC, animated: true)
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}
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@objc private func restore() {
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fakeChatViewContentOffset = fakeChatView.contentOffset
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DispatchQueue.main.async {
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self.fakeChatView.contentOffset = self.fakeChatViewContentOffset
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}
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let restoreVC = RestoreVC()
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navigationController!.pushViewController(restoreVC, animated: true)
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}
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// MARK: Convenience
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private func setUserInteractionEnabled(_ isEnabled: Bool) {
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[ registerButton, restoreButton ].forEach {
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$0.isUserInteractionEnabled = isEnabled
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}
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}
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}
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