mirror of
https://github.com/metabolist/metatext.git
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430 lines
19 KiB
Swift
430 lines
19 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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// swiftlint:disable file_length
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import Kingfisher
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import UIKit
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import ViewModels
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final class StatusView: UIView {
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let avatarImageView = AnimatedImageView()
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let avatarButton = UIButton()
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let infoIcon = UIImageView()
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let infoLabel = UILabel()
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let displayNameLabel = UILabel()
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let accountLabel = UILabel()
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let timeLabel = UILabel()
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let bodyView = StatusBodyView()
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let contextParentTimeLabel = UILabel()
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let timeApplicationDividerLabel = UILabel()
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let applicationButton = UIButton(type: .system)
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let rebloggedByButton = UIButton()
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let favoritedByButton = UIButton()
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let replyButton = UIButton()
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let reblogButton = UIButton()
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let favoriteButton = UIButton()
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let shareButton = UIButton()
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let menuButton = UIButton()
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let buttonsStackView = UIStackView()
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private let containerStackView = UIStackView()
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private let sideStackView = UIStackView()
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private let mainStackView = UIStackView()
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private let nameAccountContainerStackView = UIStackView()
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private let nameAccountTimeStackView = UIStackView()
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private let contextParentTimeApplicationStackView = UIStackView()
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private let contextParentTopNameAccountSpacingView = UIView()
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private let contextParentBottomNameAccountSpacingView = UIView()
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private let interactionsDividerView = UIView()
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private let interactionsStackView = UIStackView()
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private let buttonsDividerView = UIView()
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private let inReplyToView = UIView()
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private let hasReplyFollowingView = UIView()
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private var statusConfiguration: StatusContentConfiguration
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init(configuration: StatusContentConfiguration) {
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self.statusConfiguration = configuration
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super.init(frame: .zero)
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initialSetup()
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applyStatusConfiguration()
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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 StatusView: UIContentView {
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var configuration: UIContentConfiguration {
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get { statusConfiguration }
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set {
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guard let statusConfiguration = newValue as? StatusContentConfiguration else { return }
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self.statusConfiguration = statusConfiguration
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applyStatusConfiguration()
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}
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}
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}
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extension StatusView: 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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statusConfiguration.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 StatusView {
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static let actionButtonTitleEdgeInsets = UIEdgeInsets(top: 0, left: 2, bottom: 0, right: 0)
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var actionButtons: [UIButton] {
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[replyButton, reblogButton, favoriteButton, shareButton, menuButton]
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}
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// swiftlint:disable function_body_length
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func initialSetup() {
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addSubview(containerStackView)
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containerStackView.translatesAutoresizingMaskIntoConstraints = false
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containerStackView.spacing = .defaultSpacing
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infoIcon.tintColor = .secondaryLabel
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infoIcon.setContentCompressionResistancePriority(.required, for: .vertical)
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sideStackView.axis = .vertical
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sideStackView.alignment = .trailing
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sideStackView.spacing = .compactSpacing
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sideStackView.addArrangedSubview(infoIcon)
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sideStackView.addArrangedSubview(UIView())
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containerStackView.addArrangedSubview(sideStackView)
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mainStackView.axis = .vertical
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mainStackView.spacing = .compactSpacing
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containerStackView.addArrangedSubview(mainStackView)
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infoLabel.font = .preferredFont(forTextStyle: .caption1)
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infoLabel.textColor = .secondaryLabel
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infoLabel.adjustsFontForContentSizeCategory = true
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infoLabel.setContentHuggingPriority(.required, for: .vertical)
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mainStackView.addArrangedSubview(infoLabel)
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displayNameLabel.font = .preferredFont(forTextStyle: .headline)
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displayNameLabel.adjustsFontForContentSizeCategory = true
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displayNameLabel.setContentHuggingPriority(.required, for: .horizontal)
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displayNameLabel.setContentCompressionResistancePriority(.required, for: .horizontal)
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nameAccountTimeStackView.addArrangedSubview(displayNameLabel)
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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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nameAccountTimeStackView.addArrangedSubview(accountLabel)
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timeLabel.font = .preferredFont(forTextStyle: .subheadline)
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timeLabel.adjustsFontForContentSizeCategory = true
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timeLabel.textColor = .secondaryLabel
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timeLabel.setContentCompressionResistancePriority(.required, for: .horizontal)
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timeLabel.setContentHuggingPriority(.required, for: .horizontal)
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nameAccountTimeStackView.addArrangedSubview(timeLabel)
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nameAccountContainerStackView.spacing = .defaultSpacing
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nameAccountContainerStackView.addArrangedSubview(nameAccountTimeStackView)
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mainStackView.addArrangedSubview(nameAccountContainerStackView)
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mainStackView.addArrangedSubview(bodyView)
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contextParentTimeLabel.font = .preferredFont(forTextStyle: .footnote)
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contextParentTimeLabel.adjustsFontForContentSizeCategory = true
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contextParentTimeLabel.textColor = .secondaryLabel
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contextParentTimeLabel.setContentHuggingPriority(.required, for: .horizontal)
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contextParentTimeApplicationStackView.addArrangedSubview(contextParentTimeLabel)
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timeApplicationDividerLabel.font = .preferredFont(forTextStyle: .footnote)
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timeApplicationDividerLabel.adjustsFontForContentSizeCategory = true
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timeApplicationDividerLabel.textColor = .secondaryLabel
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timeApplicationDividerLabel.text = "•"
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timeApplicationDividerLabel.setContentHuggingPriority(.required, for: .horizontal)
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contextParentTimeApplicationStackView.addArrangedSubview(timeApplicationDividerLabel)
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applicationButton.titleLabel?.font = .preferredFont(forTextStyle: .footnote)
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applicationButton.titleLabel?.adjustsFontForContentSizeCategory = true
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applicationButton.setTitleColor(.secondaryLabel, for: .disabled)
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applicationButton.setContentHuggingPriority(.required, for: .horizontal)
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applicationButton.addAction(
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UIAction { [weak self] _ in
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guard
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let viewModel = self?.statusConfiguration.viewModel,
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let url = viewModel.applicationURL
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else { return }
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viewModel.urlSelected(url)
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},
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for: .touchUpInside)
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contextParentTimeApplicationStackView.addArrangedSubview(applicationButton)
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contextParentTimeApplicationStackView.addArrangedSubview(UIView())
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contextParentTimeApplicationStackView.spacing = .compactSpacing
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mainStackView.addArrangedSubview(contextParentTimeApplicationStackView)
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for view in [interactionsDividerView, buttonsDividerView] {
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view.backgroundColor = .opaqueSeparator
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view.heightAnchor.constraint(equalToConstant: .hairline).isActive = true
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}
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mainStackView.addArrangedSubview(interactionsDividerView)
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mainStackView.addArrangedSubview(interactionsStackView)
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mainStackView.addArrangedSubview(buttonsDividerView)
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rebloggedByButton.contentHorizontalAlignment = .leading
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rebloggedByButton.addAction(
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UIAction { [weak self] _ in self?.statusConfiguration.viewModel.rebloggedBySelected() },
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for: .touchUpInside)
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interactionsStackView.addArrangedSubview(rebloggedByButton)
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favoritedByButton.contentHorizontalAlignment = .leading
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favoritedByButton.addAction(
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UIAction { [weak self] _ in self?.statusConfiguration.viewModel.favoritedBySelected() },
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for: .touchUpInside)
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interactionsStackView.addArrangedSubview(favoritedByButton)
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interactionsStackView.distribution = .fillEqually
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favoriteButton.addAction(
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UIAction { [weak self] _ in self?.statusConfiguration.viewModel.toggleFavorited() },
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for: .touchUpInside)
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shareButton.addAction(
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UIAction { [weak self] _ in self?.statusConfiguration.viewModel.shareStatus() },
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for: .touchUpInside)
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menuButton.showsMenuAsPrimaryAction = true
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for button in actionButtons {
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button.titleLabel?.font = .preferredFont(forTextStyle: .footnote)
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button.titleLabel?.adjustsFontSizeToFitWidth = true
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button.tintColor = .secondaryLabel
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button.setTitleColor(.secondaryLabel, for: .normal)
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button.titleEdgeInsets = Self.actionButtonTitleEdgeInsets
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buttonsStackView.addArrangedSubview(button)
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button.widthAnchor.constraint(greaterThanOrEqualToConstant: .minimumButtonDimension).isActive = true
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}
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buttonsStackView.distribution = .equalSpacing
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mainStackView.addArrangedSubview(buttonsStackView)
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avatarImageView.layer.cornerRadius = .avatarDimension / 2
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avatarImageView.clipsToBounds = true
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let avatarHeightConstraint = avatarImageView.heightAnchor.constraint(equalToConstant: .avatarDimension)
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avatarHeightConstraint.priority = .justBelowMax
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avatarButton.translatesAutoresizingMaskIntoConstraints = false
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avatarImageView.addSubview(avatarButton)
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avatarImageView.isUserInteractionEnabled = true
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avatarButton.setBackgroundImage(.highlightedButtonBackground, for: .highlighted)
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avatarButton.addAction(
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UIAction { [weak self] _ in self?.statusConfiguration.viewModel.accountSelected() },
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for: .touchUpInside)
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for view in [inReplyToView, hasReplyFollowingView] {
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addSubview(view)
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view.translatesAutoresizingMaskIntoConstraints = false
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view.backgroundColor = .opaqueSeparator
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view.widthAnchor.constraint(equalToConstant: .hairline).isActive = true
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}
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NSLayoutConstraint.activate([
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containerStackView.topAnchor.constraint(equalTo: readableContentGuide.topAnchor),
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containerStackView.leadingAnchor.constraint(equalTo: readableContentGuide.leadingAnchor),
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containerStackView.trailingAnchor.constraint(equalTo: readableContentGuide.trailingAnchor),
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containerStackView.bottomAnchor.constraint(equalTo: readableContentGuide.bottomAnchor),
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avatarImageView.widthAnchor.constraint(equalToConstant: .avatarDimension),
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avatarHeightConstraint,
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sideStackView.widthAnchor.constraint(equalToConstant: .avatarDimension),
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infoIcon.centerYAnchor.constraint(equalTo: infoLabel.centerYAnchor),
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avatarButton.leadingAnchor.constraint(equalTo: avatarImageView.leadingAnchor),
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avatarButton.topAnchor.constraint(equalTo: avatarImageView.topAnchor),
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avatarButton.bottomAnchor.constraint(equalTo: avatarImageView.bottomAnchor),
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avatarButton.trailingAnchor.constraint(equalTo: avatarImageView.trailingAnchor)
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])
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}
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func applyStatusConfiguration() {
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let viewModel = statusConfiguration.viewModel
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let isContextParent = viewModel.configuration.isContextParent
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let mutableDisplayName = NSMutableAttributedString(string: viewModel.displayName)
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menuButton.menu = menu(viewModel: viewModel)
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avatarImageView.kf.setImage(with: viewModel.avatarURL)
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sideStackView.isHidden = isContextParent
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avatarImageView.removeFromSuperview()
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if isContextParent {
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nameAccountContainerStackView.insertArrangedSubview(avatarImageView, at: 0)
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} else {
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sideStackView.insertArrangedSubview(avatarImageView, at: 1)
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}
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NSLayoutConstraint.activate([
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inReplyToView.centerXAnchor.constraint(equalTo: avatarImageView.centerXAnchor),
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inReplyToView.topAnchor.constraint(equalTo: topAnchor),
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inReplyToView.bottomAnchor.constraint(equalTo: avatarImageView.topAnchor),
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hasReplyFollowingView.centerXAnchor.constraint(equalTo: avatarImageView.centerXAnchor),
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hasReplyFollowingView.topAnchor.constraint(equalTo: avatarImageView.bottomAnchor),
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hasReplyFollowingView.bottomAnchor.constraint(equalTo: bottomAnchor)
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])
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inReplyToView.isHidden = !viewModel.configuration.isReplyInContext
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hasReplyFollowingView.isHidden = !viewModel.configuration.hasReplyFollowing
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if viewModel.isReblog {
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infoLabel.attributedText = "status.reblogged-by".localizedBolding(
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displayName: viewModel.rebloggedByDisplayName,
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emoji: viewModel.rebloggedByDisplayNameEmoji,
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label: infoLabel)
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infoIcon.image = UIImage(
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systemName: "arrow.2.squarepath",
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withConfiguration: UIImage.SymbolConfiguration(scale: .small))
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infoLabel.isHidden = false
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infoIcon.isHidden = false
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} else if viewModel.configuration.isPinned {
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infoLabel.text = NSLocalizedString("status.pinned-post", comment: "")
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infoIcon.image = UIImage(
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systemName: "pin",
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withConfiguration: UIImage.SymbolConfiguration(scale: .small))
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infoLabel.isHidden = false
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infoIcon.isHidden = false
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} else {
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infoLabel.isHidden = true
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infoIcon.isHidden = true
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}
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mutableDisplayName.insert(emoji: viewModel.displayNameEmoji, view: displayNameLabel)
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mutableDisplayName.resizeAttachments(toLineHeight: displayNameLabel.font.lineHeight)
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displayNameLabel.attributedText = mutableDisplayName
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nameAccountTimeStackView.axis = isContextParent ? .vertical : .horizontal
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nameAccountTimeStackView.alignment = isContextParent ? .leading : .fill
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nameAccountTimeStackView.spacing = isContextParent ? 0 : .compactSpacing
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contextParentTopNameAccountSpacingView.removeFromSuperview()
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contextParentBottomNameAccountSpacingView.removeFromSuperview()
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if isContextParent {
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nameAccountTimeStackView.insertArrangedSubview(contextParentTopNameAccountSpacingView, at: 0)
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nameAccountTimeStackView.addArrangedSubview(contextParentBottomNameAccountSpacingView)
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contextParentTopNameAccountSpacingView.heightAnchor
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.constraint(equalTo: contextParentBottomNameAccountSpacingView.heightAnchor).isActive = true
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}
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accountLabel.text = viewModel.accountName
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timeLabel.text = viewModel.time
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timeLabel.isHidden = isContextParent
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bodyView.viewModel = viewModel
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contextParentTimeLabel.text = viewModel.contextParentTime
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timeApplicationDividerLabel.isHidden = viewModel.applicationName == nil
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applicationButton.isHidden = viewModel.applicationName == nil
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applicationButton.setTitle(viewModel.applicationName, for: .normal)
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applicationButton.isEnabled = viewModel.applicationURL != nil
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contextParentTimeApplicationStackView.isHidden = !isContextParent
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let noReblogs = viewModel.reblogsCount == 0
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let noFavorites = viewModel.favoritesCount == 0
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let noInteractions = !isContextParent || (noReblogs && noFavorites)
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rebloggedByButton.setAttributedLocalizedTitle(
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localizationKey: "status.reblogs-count",
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count: viewModel.reblogsCount)
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rebloggedByButton.isHidden = noReblogs
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favoritedByButton.setAttributedLocalizedTitle(
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localizationKey: "status.favorites-count",
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count: viewModel.favoritesCount)
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favoritedByButton.isHidden = noFavorites
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interactionsDividerView.isHidden = noInteractions
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interactionsStackView.isHidden = noInteractions
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buttonsDividerView.isHidden = !isContextParent
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for button in actionButtons {
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button.contentHorizontalAlignment = isContextParent ? .center : .leading
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if isContextParent {
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button.heightAnchor.constraint(equalToConstant: .minimumButtonDimension).isActive = true
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} else {
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button.heightAnchor.constraint(greaterThanOrEqualToConstant: 0).isActive = true
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}
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}
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setButtonImages(scale: isContextParent ? .medium : .small)
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replyButton.setCountTitle(count: viewModel.repliesCount, isContextParent: isContextParent)
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reblogButton.setCountTitle(count: viewModel.reblogsCount, isContextParent: isContextParent)
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favoriteButton.setCountTitle(count: viewModel.favoritesCount, isContextParent: isContextParent)
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let reblogColor: UIColor = viewModel.reblogged ? .systemGreen : .secondaryLabel
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reblogButton.tintColor = reblogColor
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reblogButton.setTitleColor(reblogColor, for: .normal)
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reblogButton.isEnabled = viewModel.canBeReblogged
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let favoriteColor: UIColor = viewModel.favorited ? .systemYellow : .secondaryLabel
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favoriteButton.tintColor = favoriteColor
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favoriteButton.setTitleColor(favoriteColor, for: .normal)
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}
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// swiftlint:enable function_body_length
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func menu(viewModel: StatusViewModel) -> UIMenu {
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UIMenu(children: [
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UIAction(
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title: viewModel.bookmarked
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? NSLocalizedString("status.unbookmark", comment: "")
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: NSLocalizedString("status.bookmark", comment: ""),
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image: UIImage(systemName: "bookmark")) { _ in
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viewModel.toggleBookmarked()
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},
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UIAction(
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title: NSLocalizedString("report", comment: ""),
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image: UIImage(systemName: "flag"),
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attributes: .destructive) { _ in
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viewModel.reportStatus()
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}
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])
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}
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func setButtonImages(scale: UIImage.SymbolScale) {
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replyButton.setImage(UIImage(systemName: "bubble.right",
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withConfiguration: UIImage.SymbolConfiguration(scale: scale)), for: .normal)
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reblogButton.setImage(UIImage(systemName: "arrow.2.squarepath",
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withConfiguration: UIImage.SymbolConfiguration(scale: scale)), for: .normal)
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favoriteButton.setImage(UIImage(systemName: statusConfiguration.viewModel.favorited ? "star.fill" : "star",
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withConfiguration: UIImage.SymbolConfiguration(scale: scale)), for: .normal)
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shareButton.setImage(UIImage(systemName: "square.and.arrow.up",
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withConfiguration: UIImage.SymbolConfiguration(scale: scale)), for: .normal)
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menuButton.setImage(UIImage(systemName: "ellipsis",
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withConfiguration: UIImage.SymbolConfiguration(scale: scale)), for: .normal)
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}
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}
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private extension UIButton {
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func setCountTitle(count: Int, isContextParent: Bool) {
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setTitle((isContextParent || count == 0) ? "" : String(count), for: .normal)
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}
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}
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// swiftlint:enable file_length
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