Tusker/Tusker/Views/Status/ConversationMainStatusTable...

319 lines
13 KiB
Swift

//
// ConversationMainStatusTableViewCell.swift
// Tusker
//
// Created by Shadowfacts on 8/28/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
import Combine
import Pachyderm
class ConversationMainStatusTableViewCell: UITableViewCell {
static let dateFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.dateStyle = .medium
formatter.timeStyle = .medium
return formatter
}()
var delegate: StatusTableViewCellDelegate? {
didSet {
contentLabel.navigationDelegate = delegate
}
}
@IBOutlet weak var displayNameLabel: UILabel!
@IBOutlet weak var usernameLabel: UILabel!
@IBOutlet weak var contentWarningLabel: UILabel!
@IBOutlet weak var collapseButton: UIButton!
@IBOutlet weak var contentLabel: StatusContentLabel!
@IBOutlet weak var avatarImageView: UIImageView!
@IBOutlet weak var favoriteAndReblogCountStackView: UIStackView!
@IBOutlet weak var totalFavoritesButton: UIButton!
@IBOutlet weak var totalReblogsButton: UIButton!
@IBOutlet weak var timestampAndClientLabel: UILabel!
@IBOutlet weak var attachmentsView: AttachmentsContainerView!
@IBOutlet weak var favoriteButton: UIButton!
@IBOutlet weak var reblogButton: UIButton!
var statusID: String!
var accountID: String!
var favorited: Bool = false {
didSet {
DispatchQueue.main.async {
self.favoriteButton.tintColor = self.favorited ? UIColor(displayP3Red: 1, green: 0.8, blue: 0, alpha: 1) : self.tintColor
}
}
}
var reblogged: Bool = false {
didSet {
DispatchQueue.main.async {
self.reblogButton.tintColor = self.reblogged ? UIColor(displayP3Red: 1, green: 0.8, blue: 0, alpha: 1) : self.tintColor
}
}
}
var collapsible = false {
didSet {
collapseButton.isHidden = !collapsible
}
}
var collapsed = false
var avatarURL: URL?
var statusUpdater: Cancellable?
var accountUpdater: Cancellable?
deinit {
statusUpdater?.cancel()
accountUpdater?.cancel()
}
override func awakeFromNib() {
displayNameLabel.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(accountPressed)))
usernameLabel.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(accountPressed)))
avatarImageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(accountPressed)))
avatarImageView.layer.masksToBounds = true
attachmentsView.delegate = self
attachmentsView.layer.cornerRadius = 5
attachmentsView.layer.masksToBounds = true
collapseButton.layer.masksToBounds = true
collapseButton.layer.cornerRadius = 5
NotificationCenter.default.addObserver(self, selector: #selector(updateUIForPreferences), name: .preferencesChanged, object: nil)
statusUpdater = MastodonCache.statusSubject
.filter { $0.id == self.statusID }
.receive(on: DispatchQueue.main)
.sink(receiveValue: updateStatusState(status:))
accountUpdater = MastodonCache.accountSubject
.filter { $0.id == self.accountID }
.receive(on: DispatchQueue.main)
.sink(receiveValue: updateUI(account:))
}
func updateUI(statusID: String) {
guard let status = MastodonCache.status(for: statusID) else { fatalError("Missing cached status \(statusID)") }
self.statusID = status.id
let account: Account
if let reblog = status.reblog {
account = reblog.account
} else {
account = status.account
}
self.accountID = account.id
updateUI(account: account)
updateUIForPreferences()
var timestampAndClientText = ConversationMainStatusTableViewCell.dateFormatter.string(from: status.createdAt)
if let application = status.application {
timestampAndClientText += "\(application.name)"
}
timestampAndClientLabel.text = timestampAndClientText
attachmentsView.updateUI(status: status)
let realStatus = status.reblog ?? status
updateStatusState(status: realStatus)
contentLabel.statusID = statusID
collapsible = !status.spoilerText.isEmpty
setCollapsed(collapsible, animated: false)
contentWarningLabel.text = status.spoilerText
contentWarningLabel.isHidden = status.spoilerText.isEmpty
}
private func updateStatusState(status: Status) {
favorited = status.favourited ?? false
reblogged = status.reblogged ?? false
// todo: localize me
totalFavoritesButton.setTitle("\(status.favouritesCount) Favorite\(status.favouritesCount == 1 ? "" : "s")", for: .normal)
totalReblogsButton.setTitle("\(status.reblogsCount) Reblog\(status.reblogsCount == 1 ? "" : "s")", for: .normal)
}
private func updateUI(account: Account) {
usernameLabel.text = "@\(account.acct)"
avatarImageView.image = nil
avatarURL = account.avatar
ImageCache.avatars.get(account.avatar) { (data) in
guard let data = data else { return }
DispatchQueue.main.async {
self.avatarImageView.image = UIImage(data: data)
self.avatarURL = nil
}
}
}
@objc func updateUIForPreferences() {
guard let account = MastodonCache.account(for: accountID) else { fatalError("Missing cached account \(accountID!)") }
avatarImageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: avatarImageView)
displayNameLabel.text = account.realDisplayName
favoriteAndReblogCountStackView.isHidden = !Preferences.shared.showFavoriteAndReblogCounts
}
override func prepareForReuse() {
if let url = avatarURL {
ImageCache.avatars.cancel(url)
}
attachmentsView.subviews.forEach { $0.removeFromSuperview() }
}
@objc func accountPressed() {
delegate?.selected(account: accountID)
}
@IBAction func collapsePressed(_ sender: Any) {
setCollapsed(!collapsed, animated: true)
delegate?.statusCollapsedStateChanged()
}
func setCollapsed(_ collapsed: Bool, animated: Bool) {
self.collapsed = collapsed
contentLabel.isHidden = collapsed
attachmentsView.isHidden = attachmentsView.attachments.count == 0 || collapsed
let buttonImage = UIImage(systemName: collapsed ? "chevron.down" : "chevron.up")
if animated, let buttonImageView = collapseButton.imageView {
// see comment in StatusTableViewCell.setCollapsed
UIView.animateKeyframes(withDuration: 0.2, delay: 0, options: .calculationModeLinear, animations: {
UIView.addKeyframe(withRelativeStartTime: 0, relativeDuration: 0.5) {
buttonImageView.transform = CGAffineTransform(rotationAngle: collapsed ? .pi / 2 : -.pi / 2)
}
UIView.addKeyframe(withRelativeStartTime: 0.5, relativeDuration: 0.5) {
buttonImageView.transform = CGAffineTransform(rotationAngle: .pi)
}
}, completion: { (finished) in
buttonImageView.transform = .identity
self.collapseButton.setImage(buttonImage, for: .normal)
})
} else {
collapseButton.setImage(buttonImage, for: .normal)
}
}
@IBAction func replyPressed(_ sender: Any) {
delegate?.reply(to: statusID)
}
@IBAction func favoritePressed(_ sender: Any) {
guard let status = MastodonCache.status(for: statusID) else { fatalError("Missing cached status \(statusID!)") }
favorited = !favorited
let realStatus: Status = status.reblog ?? status
let request = (favorited ? Status.favourite : Status.unfavourite)(realStatus)
MastodonController.client.run(request) { response in
DispatchQueue.main.async {
if case let .success(newStatus, _) = response {
self.favorited = newStatus.favourited ?? false
MastodonCache.add(status: newStatus)
UIImpactFeedbackGenerator(style: .light).impactOccurred()
} else {
print("Couldn't favorite status \(realStatus.id)")
// todo: display error message
UINotificationFeedbackGenerator().notificationOccurred(.error)
return
}
}
}
}
@IBAction func reblogPressed(_ sender: Any) {
guard let status = MastodonCache.status(for: statusID) else { fatalError("Missing cached status \(statusID!)") }
reblogged = !reblogged
let realStatus: Status = status.reblog ?? status
let request = (reblogged ? Status.reblog : Status.unreblog)(realStatus)
MastodonController.client.run(request) { response in
DispatchQueue.main.async {
if case let .success(newStatus, _) = response {
self.reblogged = newStatus.reblogged ?? false
MastodonCache.add(status: newStatus)
UIImpactFeedbackGenerator(style: .light).impactOccurred()
} else {
print("Couldn't reblog status \(realStatus.id)")
// todo: display error message
UINotificationFeedbackGenerator().notificationOccurred(.error)
}
}
}
}
@IBAction func morePressed(_ sender: Any) {
delegate?.showMoreOptions(forStatus: statusID)
}
@IBAction func totalFavoritesPressed(_ sender: Any) {
if let delegate = delegate {
// accounts aren't known, pass nil so the VC will load them
let vc = delegate.statusActionAccountList(action: .favorite, statusID: statusID, accountIDs: nil)
vc.showInacurateCountWarning = true
delegate.show(vc)
}
}
@IBAction func totalReblogsPressed(_ sender: Any) {
if let delegate = delegate {
// accounts aren't known, pass nil so the VC will load them
let vc = delegate.statusActionAccountList(action: .reblog, statusID: statusID, accountIDs: nil)
vc.showInacurateCountWarning = true
delegate.show(vc)
}
}
}
extension ConversationMainStatusTableViewCell: AttachmentViewDelegate {
func showAttachmentsGallery(startingAt index: Int) {
guard let status = MastodonCache.status(for: statusID) else { fatalError("Missing cached status \(statusID!)") }
let sourceViews = status.attachments.map(attachmentsView.getAttachmentView(for:))
delegate?.showGallery(attachments: status.attachments, sourceViews: sourceViews, startIndex: index)
}
}
extension ConversationMainStatusTableViewCell: MenuPreviewProvider {
func getPreviewProviders(for location: CGPoint, sourceViewController: UIViewController) -> PreviewProviders? {
if avatarImageView.frame.contains(location) {
return (content: { ProfileTableViewController(accountID: self.accountID) }, actions: { self.actionsForProfile(accountID: self.accountID) })
} else if attachmentsView.frame.contains(location) {
let attachmentsViewLocation = attachmentsView.convert(location, from: self)
if let attachmentView = attachmentsView.subviews.first(where: { $0.frame.contains(attachmentsViewLocation) }) as? AttachmentView {
let image = attachmentView.image!
let description = attachmentView.attachment.description
return (content: { self.delegate?.largeImage(image, description: description, sourceView: attachmentView) }, actions: { [] })
}
} else if contentLabel.frame.contains(location),
let link = contentLabel.getLink(atPoint: contentLabel.convert(location, from: self)) {
return (
content: { self.contentLabel.getViewController(forLink: link.url, inRange: link.range) },
actions: {
let text = (self.contentLabel.text! as NSString).substring(with: link.range)
if let mention = self.contentLabel.getMention(for: link.url, text: text) {
return self.actionsForProfile(accountID: mention.id)
} else if let hashtag = self.contentLabel.getHashtag(for: link.url, text: text) {
return self.actionsForHashtag(hashtag)
} else {
return self.actionsForURL(link.url)
}
}
)
}
return nil
}
}