session-ios/Session/Components/SeedReminderView.swift

103 lines
4.1 KiB
Swift

final class SeedReminderView : UIView {
private let hasContinueButton: Bool
var title = NSAttributedString(string: "") { didSet { titleLabel.attributedText = title } }
var subtitle = "" { didSet { subtitleLabel.text = subtitle } }
var delegate: SeedReminderViewDelegate?
// MARK: Components
private lazy var progressIndicatorView: UIProgressView = {
let result = UIProgressView()
result.progressViewStyle = .bar
result.progressTintColor = Colors.accent
result.backgroundColor = isLightMode ? UIColor(hex: 0x000000).withAlphaComponent(0.1) : UIColor(hex: 0xFFFFFF).withAlphaComponent(0.1)
result.set(.height, to: Values.progressBarThickness)
return result
}()
lazy var titleLabel: UILabel = {
let result = UILabel()
result.textColor = Colors.text
result.font = .boldSystemFont(ofSize: Values.smallFontSize)
result.lineBreakMode = .byTruncatingTail
return result
}()
lazy var subtitleLabel: UILabel = {
let result = UILabel()
result.textColor = Colors.text.withAlphaComponent(Values.unimportantElementOpacity)
result.font = .systemFont(ofSize: Values.verySmallFontSize)
result.lineBreakMode = .byWordWrapping
result.numberOfLines = 0
return result
}()
// MARK: Lifecycle
init(hasContinueButton: Bool) {
self.hasContinueButton = hasContinueButton
super.init(frame: CGRect.zero)
setUpViewHierarchy()
}
override init(frame: CGRect) {
preconditionFailure("Use init(hasContinueButton:) instead.")
}
required init?(coder: NSCoder) {
preconditionFailure("Use init(hasContinueButton:) instead.")
}
private func setUpViewHierarchy() {
// Set background color
backgroundColor = Colors.cellBackground
// Set up label stack view
let labelStackView = UIStackView(arrangedSubviews: [ titleLabel, subtitleLabel ])
labelStackView.axis = .vertical
labelStackView.spacing = 4
// Set up button
let button = Button(style: .prominentOutline, size: .small)
button.titleLabel!.font = .boldSystemFont(ofSize: CGFloat(13))
button.setTitle(NSLocalizedString("continue_2", comment: ""), for: UIControl.State.normal)
button.set(.width, to: 96)
button.addTarget(self, action: #selector(handleContinueButtonTapped), for: UIControl.Event.touchUpInside)
// Set up content stack view
let contentStackView = UIStackView(arrangedSubviews: [ labelStackView ])
if hasContinueButton {
contentStackView.addArrangedSubview(UIView.hStretchingSpacer())
contentStackView.addArrangedSubview(button)
}
contentStackView.axis = .horizontal
contentStackView.spacing = 4
contentStackView.alignment = .center
let horizontalSpacing = isIPhone5OrSmaller ? Values.smallSpacing : Values.mediumSpacing
contentStackView.layoutMargins = UIEdgeInsets(top: 0, leading: horizontalSpacing + Values.accentLineThickness, bottom: 0, trailing: horizontalSpacing)
contentStackView.isLayoutMarginsRelativeArrangement = true
// Set up separator
let separator = UIView()
separator.set(.height, to: Values.separatorThickness)
separator.backgroundColor = Colors.separator
// Set up stack view
let stackView = UIStackView(arrangedSubviews: [ progressIndicatorView, contentStackView, separator ])
stackView.axis = .vertical
stackView.spacing = isIPhone5OrSmaller ? Values.smallSpacing : Values.mediumSpacing
addSubview(stackView)
stackView.pin(to: self)
}
// MARK: Updating
func setProgress(_ progress: Float, animated isAnimated: Bool) {
progressIndicatorView.setProgress(progress, animated: isAnimated)
}
// MARK: Updating
@objc private func handleContinueButtonTapped() {
delegate?.handleContinueButtonTapped(from: self)
}
}
// MARK: Delegate
protocol SeedReminderViewDelegate {
func handleContinueButtonTapped(from seedReminderView: SeedReminderView)
}