mastodon-ios/Mastodon/Scene/Share/View/TableviewCell/StatusTableViewCell.swift

372 lines
17 KiB
Swift

//
// StatusTableViewCell.swift
// Mastodon
//
// Created by sxiaojian on 2021/1/27.
//
import os.log
import UIKit
import AVKit
import Combine
import CoreData
import CoreDataStack
import Meta
import MetaTextKit
protocol StatusTableViewCellDelegate: AnyObject {
var context: AppContext! { get }
var managedObjectContext: NSManagedObjectContext { get }
func parent() -> UIViewController
var playerViewControllerDelegate: AVPlayerViewControllerDelegate? { get }
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, headerInfoLabelDidPressed label: UILabel)
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, avatarImageViewDidPressed imageView: UIImageView)
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, revealContentWarningButtonDidPressed button: UIButton)
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView)
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, pollVoteButtonPressed button: UIButton)
func statusTableViewCell(_ cell: StatusTableViewCell, statusView: StatusView, metaText: MetaText, didSelectMeta meta: Meta)
func statusTableViewCell(_ cell: StatusTableViewCell, mosaicImageViewContainer: MosaicImageViewContainer, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView)
func statusTableViewCell(_ cell: StatusTableViewCell, mosaicImageViewContainer: MosaicImageViewContainer, didTapImageView imageView: UIImageView, atIndex index: Int)
func statusTableViewCell(_ cell: StatusTableViewCell, playerContainerView: PlayerContainerView, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView)
func statusTableViewCell(_ cell: StatusTableViewCell, playerViewControllerDidPressed playerViewController: AVPlayerViewController)
func statusTableViewCell(_ cell: StatusTableViewCell, actionToolbarContainer: ActionToolbarContainer, replyButtonDidPressed sender: UIButton)
func statusTableViewCell(_ cell: StatusTableViewCell, actionToolbarContainer: ActionToolbarContainer, reblogButtonDidPressed sender: UIButton)
func statusTableViewCell(_ cell: StatusTableViewCell, actionToolbarContainer: ActionToolbarContainer, likeButtonDidPressed sender: UIButton)
func statusTableViewCell(_ cell: StatusTableViewCell, pollTableView: PollTableView, didSelectRowAt indexPath: IndexPath)
}
extension StatusTableViewCellDelegate {
func statusTableViewCell(_ cell: StatusTableViewCell, playerViewControllerDidPressed playerViewController: AVPlayerViewController) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
playerViewController.showsPlaybackControls.toggle()
}
}
final class StatusTableViewCell: UITableViewCell, StatusCell {
static let bottomPaddingHeight: CGFloat = 10
weak var delegate: StatusTableViewCellDelegate?
var disposeBag = Set<AnyCancellable>()
var pollCountdownSubscription: AnyCancellable?
var observations = Set<NSKeyValueObservation>()
let statusView = StatusView()
let threadMetaStackView = UIStackView()
let threadMetaView = ThreadMetaView()
let separatorLine = UIView.separatorLine
var separatorLineToEdgeLeadingLayoutConstraint: NSLayoutConstraint!
var separatorLineToEdgeTrailingLayoutConstraint: NSLayoutConstraint!
var separatorLineToMarginLeadingLayoutConstraint: NSLayoutConstraint!
var separatorLineToMarginTrailingLayoutConstraint: NSLayoutConstraint!
var isFiltered: Bool = false {
didSet {
configure(isFiltered: isFiltered)
}
}
let filteredLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.Label.secondary.color
label.text = L10n.Common.Controls.Timeline.filtered
label.font = .preferredFont(forTextStyle: .body)
return label
}()
override func prepareForReuse() {
super.prepareForReuse()
selectionStyle = .default
isFiltered = false
statusView.statusMosaicImageViewContainer.resetImageTask()
statusView.contentMetaText.textView.isSelectable = false
statusView.updateContentWarningDisplay(isHidden: true, animated: false)
statusView.statusMosaicImageViewContainer.contentWarningOverlayView.isUserInteractionEnabled = true
statusView.pollTableView.dataSource = nil
statusView.playerContainerView.reset()
statusView.playerContainerView.contentWarningOverlayView.isUserInteractionEnabled = true
statusView.playerContainerView.isHidden = true
threadMetaView.isHidden = true
disposeBag.removeAll()
observations.removeAll()
isAccessibilityElement = false // reset behavior
}
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
super.init(style: style, reuseIdentifier: reuseIdentifier)
_init()
}
required init?(coder: NSCoder) {
super.init(coder: coder)
_init()
}
}
extension StatusTableViewCell {
private func _init() {
statusView.translatesAutoresizingMaskIntoConstraints = false
contentView.addSubview(statusView)
NSLayoutConstraint.activate([
statusView.topAnchor.constraint(equalTo: contentView.topAnchor, constant: 20),
statusView.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor),
contentView.readableContentGuide.trailingAnchor.constraint(equalTo: statusView.trailingAnchor),
])
threadMetaStackView.translatesAutoresizingMaskIntoConstraints = false
contentView.addSubview(threadMetaStackView)
NSLayoutConstraint.activate([
threadMetaStackView.topAnchor.constraint(equalTo: statusView.bottomAnchor),
threadMetaStackView.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor),
threadMetaStackView.trailingAnchor.constraint(equalTo: contentView.readableContentGuide.trailingAnchor),
threadMetaStackView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
])
threadMetaStackView.addArrangedSubview(threadMetaView)
separatorLine.translatesAutoresizingMaskIntoConstraints = false
contentView.addSubview(separatorLine)
separatorLineToEdgeLeadingLayoutConstraint = separatorLine.leadingAnchor.constraint(equalTo: contentView.leadingAnchor)
separatorLineToEdgeTrailingLayoutConstraint = separatorLine.trailingAnchor.constraint(equalTo: contentView.trailingAnchor)
separatorLineToMarginLeadingLayoutConstraint = separatorLine.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor)
separatorLineToMarginTrailingLayoutConstraint = separatorLine.trailingAnchor.constraint(equalTo: contentView.readableContentGuide.trailingAnchor)
NSLayoutConstraint.activate([
separatorLine.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
separatorLine.heightAnchor.constraint(equalToConstant: UIView.separatorLineHeight(of: contentView)),
])
resetSeparatorLineLayout()
filteredLabel.translatesAutoresizingMaskIntoConstraints = false
addSubview(filteredLabel)
NSLayoutConstraint.activate([
filteredLabel.centerXAnchor.constraint(equalTo: centerXAnchor),
filteredLabel.centerYAnchor.constraint(equalTo: centerYAnchor),
])
filteredLabel.isHidden = true
statusView.delegate = self
statusView.pollTableView.delegate = self
statusView.statusMosaicImageViewContainer.delegate = self
statusView.actionToolbarContainer.delegate = self
// default hidden
threadMetaView.isHidden = true
}
override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
super.traitCollectionDidChange(previousTraitCollection)
resetSeparatorLineLayout()
}
private func configure(isFiltered: Bool) {
statusView.alpha = isFiltered ? 0 : 1
threadMetaView.alpha = isFiltered ? 0 : 1
filteredLabel.isHidden = !isFiltered
isUserInteractionEnabled = !isFiltered
}
}
extension StatusTableViewCell {
private func resetSeparatorLineLayout() {
separatorLineToEdgeLeadingLayoutConstraint.isActive = false
separatorLineToEdgeTrailingLayoutConstraint.isActive = false
separatorLineToMarginLeadingLayoutConstraint.isActive = false
separatorLineToMarginTrailingLayoutConstraint.isActive = false
if traitCollection.userInterfaceIdiom == .phone {
// to edge
NSLayoutConstraint.activate([
separatorLineToEdgeLeadingLayoutConstraint,
separatorLineToEdgeTrailingLayoutConstraint,
])
} else {
if traitCollection.horizontalSizeClass == .compact {
// to edge
NSLayoutConstraint.activate([
separatorLineToEdgeLeadingLayoutConstraint,
separatorLineToEdgeTrailingLayoutConstraint,
])
} else {
// to margin
NSLayoutConstraint.activate([
separatorLineToMarginLeadingLayoutConstraint,
separatorLineToMarginTrailingLayoutConstraint,
])
}
}
}
}
// MARK: - MosaicImageViewContainerPresentable
extension StatusTableViewCell: MosaicImageViewContainerPresentable {
var mosaicImageViewContainer: MosaicImageViewContainer {
return statusView.statusMosaicImageViewContainer
}
var isRevealing: Bool {
return statusView.isRevealing
}
}
// MARK: - UITableViewDelegate
extension StatusTableViewCell: UITableViewDelegate {
func tableView(_ tableView: UITableView, shouldHighlightRowAt indexPath: IndexPath) -> Bool {
if tableView === statusView.pollTableView, let diffableDataSource = statusView.pollTableViewDataSource {
var pollID: String?
defer {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: indexPath: %s. PollID: %s", ((#file as NSString).lastPathComponent), #line, #function, indexPath.debugDescription, pollID ?? "<nil>")
}
guard let item = diffableDataSource.itemIdentifier(for: indexPath),
case let .option(objectID, _) = item,
let option = delegate?.managedObjectContext.object(with: objectID) as? PollOption else {
return false
}
pollID = option.poll.id
return !option.poll.expired
} else {
assertionFailure()
return true
}
}
func tableView(_ tableView: UITableView, willSelectRowAt indexPath: IndexPath) -> IndexPath? {
if tableView === statusView.pollTableView, let diffableDataSource = statusView.pollTableViewDataSource {
var pollID: String?
defer {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: indexPath: %s. PollID: %s", ((#file as NSString).lastPathComponent), #line, #function, indexPath.debugDescription, pollID ?? "<nil>")
}
guard let context = delegate?.context else { return nil }
guard let activeMastodonAuthenticationBox = context.authenticationService.activeMastodonAuthenticationBox.value else { return nil }
guard let item = diffableDataSource.itemIdentifier(for: indexPath),
case let .option(objectID, _) = item,
let option = delegate?.managedObjectContext.object(with: objectID) as? PollOption else {
return nil
}
let poll = option.poll
pollID = poll.id
// disallow select when: poll expired OR user voted remote OR user voted local
let userID = activeMastodonAuthenticationBox.userID
let didVotedRemote = (option.poll.votedBy ?? Set()).contains(where: { $0.id == userID })
let votedOptions = poll.options.filter { option in
(option.votedBy ?? Set()).map { $0.id }.contains(userID)
}
let didVotedLocal = !votedOptions.isEmpty
if poll.multiple {
guard !option.poll.expired, !didVotedRemote else {
return nil
}
} else {
guard !option.poll.expired, !didVotedRemote, !didVotedLocal else {
return nil
}
}
return indexPath
} else {
assertionFailure()
return indexPath
}
}
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
if tableView === statusView.pollTableView {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: indexPath: %s", ((#file as NSString).lastPathComponent), #line, #function, indexPath.debugDescription)
delegate?.statusTableViewCell(self, pollTableView: statusView.pollTableView, didSelectRowAt: indexPath)
} else {
assertionFailure()
}
}
}
// MARK: - StatusViewDelegate
extension StatusTableViewCell: StatusViewDelegate {
func statusView(_ statusView: StatusView, headerInfoLabelDidPressed label: UILabel) {
delegate?.statusTableViewCell(self, statusView: statusView, headerInfoLabelDidPressed: label)
}
func statusView(_ statusView: StatusView, avatarImageViewDidPressed imageView: UIImageView) {
delegate?.statusTableViewCell(self, statusView: statusView, avatarImageViewDidPressed: imageView)
}
func statusView(_ statusView: StatusView, revealContentWarningButtonDidPressed button: UIButton) {
delegate?.statusTableViewCell(self, statusView: statusView, revealContentWarningButtonDidPressed: button)
}
func statusView(_ statusView: StatusView, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView) {
delegate?.statusTableViewCell(self, statusView: statusView, contentWarningOverlayViewDidPressed: contentWarningOverlayView)
}
func statusView(_ statusView: StatusView, playerContainerView: PlayerContainerView, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView) {
delegate?.statusTableViewCell(self, playerContainerView: playerContainerView, contentWarningOverlayViewDidPressed: contentWarningOverlayView)
}
func statusView(_ statusView: StatusView, pollVoteButtonPressed button: UIButton) {
delegate?.statusTableViewCell(self, statusView: statusView, pollVoteButtonPressed: button)
}
func statusView(_ statusView: StatusView, metaText: MetaText, didSelectMeta meta: Meta) {
delegate?.statusTableViewCell(self, statusView: statusView, metaText: metaText, didSelectMeta: meta)
}
}
// MARK: - MosaicImageViewDelegate
extension StatusTableViewCell: MosaicImageViewContainerDelegate {
func mosaicImageViewContainer(_ mosaicImageViewContainer: MosaicImageViewContainer, didTapImageView imageView: UIImageView, atIndex index: Int) {
delegate?.statusTableViewCell(self, mosaicImageViewContainer: mosaicImageViewContainer, didTapImageView: imageView, atIndex: index)
}
func mosaicImageViewContainer(_ mosaicImageViewContainer: MosaicImageViewContainer, contentWarningOverlayViewDidPressed contentWarningOverlayView: ContentWarningOverlayView) {
delegate?.statusTableViewCell(self, mosaicImageViewContainer: mosaicImageViewContainer, contentWarningOverlayViewDidPressed: contentWarningOverlayView)
}
}
// MARK: - ActionToolbarContainerDelegate
extension StatusTableViewCell: ActionToolbarContainerDelegate {
func actionToolbarContainer(_ actionToolbarContainer: ActionToolbarContainer, replayButtonDidPressed sender: UIButton) {
delegate?.statusTableViewCell(self, actionToolbarContainer: actionToolbarContainer, replyButtonDidPressed: sender)
}
func actionToolbarContainer(_ actionToolbarContainer: ActionToolbarContainer, reblogButtonDidPressed sender: UIButton) {
delegate?.statusTableViewCell(self, actionToolbarContainer: actionToolbarContainer, reblogButtonDidPressed: sender)
}
func actionToolbarContainer(_ actionToolbarContainer: ActionToolbarContainer, starButtonDidPressed sender: UIButton) {
delegate?.statusTableViewCell(self, actionToolbarContainer: actionToolbarContainer, likeButtonDidPressed: sender)
}
}
extension StatusTableViewCell {
override var accessibilityActivationPoint: CGPoint {
get { return .zero }
set { }
}
}