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82 lines
2.9 KiB
Swift
82 lines
2.9 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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import Combine
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import Kingfisher
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import UIKit
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class CompositionView: UIView {
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let avatarImageView = UIImageView()
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let textView = UITextView()
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private var compositionConfiguration: CompositionContentConfiguration
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private var cancellables = Set<AnyCancellable>()
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init(configuration: CompositionContentConfiguration) {
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self.compositionConfiguration = configuration
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super.init(frame: .zero)
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initialSetup()
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applyCompositionConfiguration()
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}
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@available(*, unavailable)
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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}
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extension CompositionView: UIContentView {
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var configuration: UIContentConfiguration {
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get { compositionConfiguration }
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set {
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guard let compositionConfiguration = newValue as? CompositionContentConfiguration else { return }
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self.compositionConfiguration = compositionConfiguration
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applyCompositionConfiguration()
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}
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}
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}
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private extension CompositionView {
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func initialSetup() {
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addSubview(avatarImageView)
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avatarImageView.translatesAutoresizingMaskIntoConstraints = false
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avatarImageView.layer.cornerRadius = .avatarDimension / 2
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avatarImageView.clipsToBounds = true
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let stackView = UIStackView()
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addSubview(stackView)
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stackView.translatesAutoresizingMaskIntoConstraints = false
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stackView.axis = .vertical
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stackView.addArrangedSubview(textView)
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textView.isScrollEnabled = false
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textView.adjustsFontForContentSizeCategory = true
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textView.font = .preferredFont(forTextStyle: .body)
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textView.textContainer.lineFragmentPadding = 0
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NSLayoutConstraint.activate([
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avatarImageView.widthAnchor.constraint(equalToConstant: .avatarDimension),
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avatarImageView.heightAnchor.constraint(equalToConstant: .avatarDimension),
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avatarImageView.topAnchor.constraint(equalTo: readableContentGuide.topAnchor),
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avatarImageView.leadingAnchor.constraint(equalTo: readableContentGuide.leadingAnchor),
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avatarImageView.bottomAnchor.constraint(lessThanOrEqualTo: readableContentGuide.bottomAnchor),
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stackView.leadingAnchor.constraint(equalTo: avatarImageView.trailingAnchor, constant: .defaultSpacing),
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stackView.topAnchor.constraint(equalTo: readableContentGuide.topAnchor),
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stackView.trailingAnchor.constraint(equalTo: readableContentGuide.trailingAnchor),
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stackView.bottomAnchor.constraint(equalTo: readableContentGuide.bottomAnchor)
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])
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compositionConfiguration.viewModel.$identification.map(\.identity.image)
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.sink { [weak self] in self?.avatarImageView.kf.setImage(with: $0) }
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.store(in: &cancellables)
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}
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func applyCompositionConfiguration() {
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}
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}
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