128 lines
5.0 KiB
Swift
128 lines
5.0 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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import Kingfisher
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import UIKit
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final class AccountView: UIView {
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let avatarImageView = AnimatedImageView()
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let displayNameLabel = UILabel()
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let accountLabel = UILabel()
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let noteTextView = TouchFallthroughTextView()
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private var accountConfiguration: AccountContentConfiguration
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init(configuration: AccountContentConfiguration) {
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self.accountConfiguration = configuration
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super.init(frame: .zero)
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initialSetup()
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applyAccountConfiguration()
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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 AccountView: UIContentView {
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var configuration: UIContentConfiguration {
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get { accountConfiguration }
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set {
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guard let accountConfiguration = newValue as? AccountContentConfiguration else { return }
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self.accountConfiguration = accountConfiguration
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applyAccountConfiguration()
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}
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}
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}
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extension AccountView: UITextViewDelegate {
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func textView(
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_ textView: UITextView,
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shouldInteractWith URL: URL,
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in characterRange: NSRange,
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interaction: UITextItemInteraction) -> Bool {
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switch interaction {
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case .invokeDefaultAction:
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accountConfiguration.viewModel.urlSelected(URL)
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return false
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case .preview: return false
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case .presentActions: return false
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@unknown default: return false
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}
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}
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}
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private extension AccountView {
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func initialSetup() {
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let stackView = UIStackView()
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addSubview(avatarImageView)
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addSubview(stackView)
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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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stackView.translatesAutoresizingMaskIntoConstraints = false
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stackView.axis = .vertical
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stackView.spacing = .compactSpacing
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stackView.addArrangedSubview(displayNameLabel)
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stackView.addArrangedSubview(accountLabel)
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stackView.addArrangedSubview(noteTextView)
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displayNameLabel.numberOfLines = 0
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displayNameLabel.font = .preferredFont(forTextStyle: .headline)
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displayNameLabel.adjustsFontForContentSizeCategory = true
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accountLabel.numberOfLines = 0
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accountLabel.font = .preferredFont(forTextStyle: .subheadline)
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accountLabel.adjustsFontForContentSizeCategory = true
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accountLabel.textColor = .secondaryLabel
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noteTextView.isScrollEnabled = false
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noteTextView.backgroundColor = .clear
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noteTextView.delegate = self
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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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}
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func applyAccountConfiguration() {
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avatarImageView.kf.setImage(with: accountConfiguration.viewModel.avatarURL(profile: false))
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if accountConfiguration.viewModel.displayName.isEmpty {
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displayNameLabel.isHidden = true
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} else {
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let mutableDisplayName = NSMutableAttributedString(string: accountConfiguration.viewModel.displayName)
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mutableDisplayName.insert(emoji: accountConfiguration.viewModel.emoji, view: displayNameLabel)
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mutableDisplayName.resizeAttachments(toLineHeight: displayNameLabel.font.lineHeight)
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displayNameLabel.attributedText = mutableDisplayName
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}
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accountLabel.text = accountConfiguration.viewModel.accountName
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let noteFont = UIFont.preferredFont(forTextStyle: .callout)
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let mutableNote = NSMutableAttributedString(attributedString: accountConfiguration.viewModel.note)
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let noteRange = NSRange(location: 0, length: mutableNote.length)
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mutableNote.removeAttribute(.font, range: noteRange)
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mutableNote.addAttributes(
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[.font: noteFont as Any,
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.foregroundColor: UIColor.label],
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range: noteRange)
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mutableNote.insert(emoji: accountConfiguration.viewModel.emoji, view: noteTextView)
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mutableNote.resizeAttachments(toLineHeight: noteFont.lineHeight)
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noteTextView.attributedText = mutableNote
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}
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}
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