129 lines
5.0 KiB
Swift
129 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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import ViewModels
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final class AccountHeaderView: UIView {
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let headerImageView = AnimatedImageView()
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let headerButton = UIButton()
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let noteTextView = TouchFallthroughTextView()
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let segmentedControl = UISegmentedControl()
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var viewModel: ProfileViewModel? {
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didSet {
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if let accountViewModel = viewModel?.accountViewModel {
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headerImageView.kf.setImage(with: accountViewModel.headerURL)
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headerImageView.tag = accountViewModel.headerURL.hashValue
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let noteFont = UIFont.preferredFont(forTextStyle: .callout)
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let mutableNote = NSMutableAttributedString(attributedString: accountViewModel.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: accountViewModel.emoji, view: noteTextView)
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mutableNote.resizeAttachments(toLineHeight: noteFont.lineHeight)
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noteTextView.attributedText = mutableNote
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noteTextView.isHidden = false
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} else {
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noteTextView.isHidden = true
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}
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}
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}
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override init(frame: CGRect) {
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super.init(frame: frame)
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initialSetup()
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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 AccountHeaderView: 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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viewModel?.accountViewModel?.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 AccountHeaderView {
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// swiftlint:disable:next function_body_length
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func initialSetup() {
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let baseStackView = UIStackView()
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addSubview(headerImageView)
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headerImageView.translatesAutoresizingMaskIntoConstraints = false
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headerImageView.contentMode = .scaleAspectFill
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headerImageView.clipsToBounds = true
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headerImageView.isUserInteractionEnabled = true
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headerImageView.addSubview(headerButton)
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headerButton.translatesAutoresizingMaskIntoConstraints = false
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headerButton.setBackgroundImage(.highlightedButtonBackground, for: .highlighted)
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headerButton.addAction(
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UIAction { [weak self] _ in self?.viewModel?.presentHeader() },
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for: .touchUpInside)
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addSubview(baseStackView)
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baseStackView.translatesAutoresizingMaskIntoConstraints = false
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baseStackView.axis = .vertical
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noteTextView.isScrollEnabled = false
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noteTextView.delegate = self
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baseStackView.addArrangedSubview(noteTextView)
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for (index, collection) in ProfileCollection.allCases.enumerated() {
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segmentedControl.insertSegment(
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action: UIAction(title: collection.title) { [weak self] _ in
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self?.viewModel?.collection = collection
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self?.viewModel?.request(maxId: nil, minId: nil)
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},
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at: index,
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animated: false)
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}
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segmentedControl.selectedSegmentIndex = 0
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baseStackView.addArrangedSubview(segmentedControl)
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let headerImageAspectRatioConstraint = headerImageView.heightAnchor.constraint(
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equalTo: headerImageView.widthAnchor,
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multiplier: 1 / 3)
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headerImageAspectRatioConstraint.priority = .justBelowMax
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NSLayoutConstraint.activate([
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headerImageAspectRatioConstraint,
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headerImageView.topAnchor.constraint(equalTo: topAnchor),
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headerImageView.leadingAnchor.constraint(equalTo: leadingAnchor),
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headerImageView.trailingAnchor.constraint(equalTo: trailingAnchor),
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headerButton.leadingAnchor.constraint(equalTo: headerImageView.leadingAnchor),
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headerButton.topAnchor.constraint(equalTo: headerImageView.topAnchor),
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headerButton.bottomAnchor.constraint(equalTo: headerImageView.bottomAnchor),
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headerButton.trailingAnchor.constraint(equalTo: headerImageView.trailingAnchor),
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baseStackView.topAnchor.constraint(equalTo: headerImageView.bottomAnchor),
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baseStackView.leadingAnchor.constraint(equalTo: readableContentGuide.leadingAnchor),
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baseStackView.trailingAnchor.constraint(equalTo: readableContentGuide.trailingAnchor),
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baseStackView.bottomAnchor.constraint(equalTo: bottomAnchor)
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])
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}
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}
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