mirror of
https://github.com/metabolist/metatext.git
synced 2024-11-14 12:31:00 +00:00
368 lines
16 KiB
Swift
368 lines
16 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
|
|
|
|
import Combine
|
|
import SDWebImage
|
|
import UIKit
|
|
import ViewModels
|
|
|
|
final class CompositionView: UIView {
|
|
let avatarImageView = SDAnimatedImageView()
|
|
let changeIdentityButton = UIButton()
|
|
let spoilerTextField = UITextField()
|
|
let textView = ImagePastableTextView()
|
|
let textViewPlaceholder = UILabel()
|
|
let removeButton = UIButton(type: .close)
|
|
let inReplyToView = UIView()
|
|
let hasReplyFollowingView = UIView()
|
|
let attachmentsView = AttachmentsView()
|
|
let attachmentUploadView: AttachmentUploadView
|
|
let pollView: CompositionPollView
|
|
let markAttachmentsSensitiveView: MarkAttachmentsSensitiveView
|
|
|
|
private let viewModel: CompositionViewModel
|
|
private let parentViewModel: NewStatusViewModel
|
|
private var cancellables = Set<AnyCancellable>()
|
|
|
|
init(viewModel: CompositionViewModel, parentViewModel: NewStatusViewModel) {
|
|
self.viewModel = viewModel
|
|
self.parentViewModel = parentViewModel
|
|
|
|
attachmentUploadView = AttachmentUploadView(viewModel: viewModel)
|
|
markAttachmentsSensitiveView = MarkAttachmentsSensitiveView(viewModel: viewModel)
|
|
pollView = CompositionPollView(viewModel: viewModel, parentViewModel: parentViewModel)
|
|
|
|
super.init(frame: .zero)
|
|
|
|
initialSetup()
|
|
}
|
|
|
|
@available(*, unavailable)
|
|
required init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
}
|
|
|
|
extension CompositionView {
|
|
var id: CompositionViewModel.Id { viewModel.id }
|
|
}
|
|
|
|
extension CompositionView: UITextViewDelegate {
|
|
func textViewDidChange(_ textView: UITextView) {
|
|
viewModel.text = textView.text
|
|
|
|
if let textToSelectedRange = textView.textToSelectedRange {
|
|
viewModel.textToSelectedRange = textToSelectedRange
|
|
}
|
|
}
|
|
}
|
|
|
|
private extension CompositionView {
|
|
static let attachmentCollectionViewHeight: CGFloat = 200
|
|
|
|
// swiftlint:disable:next function_body_length
|
|
func initialSetup() {
|
|
tag = viewModel.id.hashValue
|
|
|
|
addSubview(avatarImageView)
|
|
avatarImageView.translatesAutoresizingMaskIntoConstraints = false
|
|
avatarImageView.layer.cornerRadius = .avatarDimension / 2
|
|
avatarImageView.clipsToBounds = true
|
|
avatarImageView.setContentHuggingPriority(.required, for: .horizontal)
|
|
|
|
changeIdentityButton.translatesAutoresizingMaskIntoConstraints = false
|
|
avatarImageView.addSubview(changeIdentityButton)
|
|
avatarImageView.isUserInteractionEnabled = true
|
|
changeIdentityButton.setBackgroundImage(.highlightedButtonBackground, for: .highlighted)
|
|
changeIdentityButton.showsMenuAsPrimaryAction = true
|
|
changeIdentityButton.menu = changeIdentityMenu(identities: parentViewModel.authenticatedIdentities)
|
|
|
|
let stackView = UIStackView()
|
|
|
|
addSubview(stackView)
|
|
stackView.translatesAutoresizingMaskIntoConstraints = false
|
|
stackView.axis = .vertical
|
|
stackView.spacing = .defaultSpacing
|
|
|
|
let spoilerTextinputAccessoryView = CompositionInputAccessoryView(
|
|
viewModel: viewModel,
|
|
parentViewModel: parentViewModel,
|
|
autocompleteQueryPublisher: viewModel.$contentWarningAutocompleteQuery.eraseToAnyPublisher())
|
|
|
|
stackView.addArrangedSubview(spoilerTextField)
|
|
spoilerTextField.borderStyle = .roundedRect
|
|
spoilerTextField.adjustsFontForContentSizeCategory = true
|
|
spoilerTextField.font = .preferredFont(forTextStyle: .body)
|
|
spoilerTextField.placeholder = NSLocalizedString("status.spoiler-text-placeholder", comment: "")
|
|
spoilerTextField.inputAccessoryView = spoilerTextinputAccessoryView
|
|
spoilerTextField.tag = spoilerTextinputAccessoryView.tagForInputView
|
|
spoilerTextField.isHidden_stackViewSafe = true
|
|
spoilerTextField.addAction(
|
|
UIAction { [weak self] _ in self?.spoilerTextFieldEditingChanged() },
|
|
for: .editingChanged)
|
|
|
|
let textViewFont = UIFont.preferredFont(forTextStyle: .body)
|
|
let textInputAccessoryView = CompositionInputAccessoryView(
|
|
viewModel: viewModel,
|
|
parentViewModel: parentViewModel,
|
|
autocompleteQueryPublisher: viewModel.$autocompleteQuery.eraseToAnyPublisher())
|
|
|
|
stackView.addArrangedSubview(textView)
|
|
textView.keyboardType = .twitter
|
|
textView.isScrollEnabled = false
|
|
textView.adjustsFontForContentSizeCategory = true
|
|
textView.font = textViewFont
|
|
textView.textContainerInset = .zero
|
|
textView.textContainer.lineFragmentPadding = 0
|
|
textView.inputAccessoryView = textInputAccessoryView
|
|
textView.tag = textInputAccessoryView.tagForInputView
|
|
textView.inputAccessoryView?.sizeToFit()
|
|
textView.delegate = self
|
|
|
|
textView.addSubview(textViewPlaceholder)
|
|
textViewPlaceholder.translatesAutoresizingMaskIntoConstraints = false
|
|
textViewPlaceholder.adjustsFontForContentSizeCategory = true
|
|
textViewPlaceholder.font = .preferredFont(forTextStyle: .body)
|
|
textViewPlaceholder.textColor = .secondaryLabel
|
|
textViewPlaceholder.text = NSLocalizedString("compose.prompt", comment: "")
|
|
|
|
stackView.addArrangedSubview(attachmentsView)
|
|
attachmentsView.isHidden_stackViewSafe = true
|
|
stackView.addArrangedSubview(attachmentUploadView)
|
|
attachmentUploadView.isHidden_stackViewSafe = true
|
|
stackView.addArrangedSubview(markAttachmentsSensitiveView)
|
|
markAttachmentsSensitiveView.isHidden_stackViewSafe = true
|
|
stackView.addArrangedSubview(pollView)
|
|
pollView.isHidden_stackViewSafe = true
|
|
|
|
addSubview(removeButton)
|
|
removeButton.translatesAutoresizingMaskIntoConstraints = false
|
|
removeButton.showsMenuAsPrimaryAction = true
|
|
removeButton.menu = UIMenu(
|
|
children: [
|
|
UIAction(
|
|
title: NSLocalizedString("remove", comment: ""),
|
|
image: UIImage(systemName: "trash"),
|
|
attributes: .destructive) { [weak self] _ in
|
|
guard let self = self else { return }
|
|
|
|
self.parentViewModel.remove(viewModel: self.viewModel)
|
|
}])
|
|
removeButton.setContentHuggingPriority(.required, for: .horizontal)
|
|
removeButton.setContentCompressionResistancePriority(.required, for: .horizontal)
|
|
|
|
for view in [inReplyToView, hasReplyFollowingView] {
|
|
addSubview(view)
|
|
view.translatesAutoresizingMaskIntoConstraints = false
|
|
view.backgroundColor = .opaqueSeparator
|
|
view.widthAnchor.constraint(equalToConstant: .hairline).isActive = true
|
|
}
|
|
|
|
textView.text = viewModel.text
|
|
spoilerTextField.text = viewModel.contentWarning
|
|
|
|
let textViewBaselineConstraint = textView.topAnchor.constraint(
|
|
lessThanOrEqualTo: avatarImageView.centerYAnchor,
|
|
constant: -textViewFont.lineHeight / 2)
|
|
|
|
viewModel.$text.map(\.isEmpty)
|
|
.sink { [weak self] in self?.textViewPlaceholder.isHidden_stackViewSafe = !$0 }
|
|
.store(in: &cancellables)
|
|
|
|
viewModel.$displayContentWarning
|
|
.throttle(for: .seconds(TimeInterval.zeroIfReduceMotion(.shortAnimationDuration)),
|
|
scheduler: DispatchQueue.main,
|
|
latest: true)
|
|
.sink { [weak self] displayContentWarning in
|
|
guard let self = self else { return }
|
|
|
|
if self.spoilerTextField.isHidden && self.textView.isFirstResponder && displayContentWarning {
|
|
self.spoilerTextField.becomeFirstResponder()
|
|
} else if !self.spoilerTextField.isHidden
|
|
&& self.spoilerTextField.isFirstResponder
|
|
&& !displayContentWarning {
|
|
self.textView.becomeFirstResponder()
|
|
}
|
|
|
|
UIView.animate(withDuration: .zeroIfReduceMotion(.shortAnimationDuration)) {
|
|
self.spoilerTextField.isHidden_stackViewSafe = !displayContentWarning
|
|
textViewBaselineConstraint.isActive = !displayContentWarning
|
|
}
|
|
}
|
|
.store(in: &cancellables)
|
|
|
|
parentViewModel.$identityContext
|
|
.sink { [weak self] in
|
|
guard let self = self else { return }
|
|
|
|
let avatarURL = $0.appPreferences.animateAvatars == .everywhere
|
|
? $0.identity.account?.avatar
|
|
: $0.identity.account?.avatarStatic
|
|
|
|
self.avatarImageView.sd_setImage(with: avatarURL)
|
|
self.changeIdentityButton.accessibilityLabel = $0.identity.handle
|
|
self.changeIdentityButton.accessibilityHint =
|
|
NSLocalizedString("compose.change-identity-button.accessibility-hint", comment: "")
|
|
}
|
|
.store(in: &cancellables)
|
|
|
|
parentViewModel.$authenticatedIdentities
|
|
.sink { [weak self] in self?.changeIdentityButton.menu = self?.changeIdentityMenu(identities: $0) }
|
|
.store(in: &cancellables)
|
|
|
|
viewModel.$attachmentViewModels
|
|
.throttle(for: .seconds(TimeInterval.zeroIfReduceMotion(.shortAnimationDuration)),
|
|
scheduler: DispatchQueue.main,
|
|
latest: true)
|
|
.sink { [weak self] attachmentViewModels in
|
|
UIView.animate(withDuration: .zeroIfReduceMotion(.shortAnimationDuration)) {
|
|
self?.attachmentsView.viewModel = self?.viewModel
|
|
self?.attachmentsView.isHidden_stackViewSafe = attachmentViewModels.isEmpty
|
|
self?.markAttachmentsSensitiveView.isHidden_stackViewSafe = attachmentViewModels.isEmpty
|
|
}
|
|
}
|
|
.store(in: &cancellables)
|
|
|
|
viewModel.$canAddAttachment
|
|
.sink { [weak self] in self?.textView.canPasteImage = $0 }
|
|
.store(in: &cancellables)
|
|
|
|
textView.pastedItemProviders.sink { [weak self] in
|
|
guard let self = self else { return }
|
|
|
|
self.viewModel.attach(itemProvider: $0,
|
|
parentViewModel: self.parentViewModel)
|
|
}
|
|
.store(in: &cancellables)
|
|
|
|
viewModel.$displayPoll
|
|
.throttle(for: .seconds(TimeInterval.zeroIfReduceMotion(.shortAnimationDuration)),
|
|
scheduler: DispatchQueue.main,
|
|
latest: true)
|
|
.sink { [weak self] displayPoll in
|
|
if !displayPoll {
|
|
self?.textView.becomeFirstResponder()
|
|
}
|
|
|
|
UIView.animate(withDuration: .zeroIfReduceMotion(.shortAnimationDuration)) {
|
|
self?.pollView.isHidden_stackViewSafe = !displayPoll
|
|
}
|
|
}
|
|
.store(in: &cancellables)
|
|
|
|
textInputAccessoryView.autocompleteSelections
|
|
.sink { [weak self] in self?.autocompleteSelected($0) }
|
|
.store(in: &cancellables)
|
|
|
|
spoilerTextinputAccessoryView.autocompleteSelections
|
|
.sink { [weak self] in self?.spoilerTextAutocompleteSelected($0) }
|
|
.store(in: &cancellables)
|
|
|
|
let guide = UIDevice.current.userInterfaceIdiom == .pad ? readableContentGuide : layoutMarginsGuide
|
|
let constraints = [
|
|
avatarImageView.heightAnchor.constraint(equalToConstant: .avatarDimension),
|
|
avatarImageView.widthAnchor.constraint(equalToConstant: .avatarDimension),
|
|
avatarImageView.topAnchor.constraint(equalTo: guide.topAnchor),
|
|
avatarImageView.leadingAnchor.constraint(equalTo: guide.leadingAnchor),
|
|
avatarImageView.bottomAnchor.constraint(lessThanOrEqualTo: guide.bottomAnchor),
|
|
changeIdentityButton.leadingAnchor.constraint(equalTo: avatarImageView.leadingAnchor),
|
|
changeIdentityButton.topAnchor.constraint(equalTo: avatarImageView.topAnchor),
|
|
changeIdentityButton.bottomAnchor.constraint(equalTo: avatarImageView.bottomAnchor),
|
|
changeIdentityButton.trailingAnchor.constraint(equalTo: avatarImageView.trailingAnchor),
|
|
stackView.leadingAnchor.constraint(equalTo: avatarImageView.trailingAnchor, constant: .defaultSpacing),
|
|
stackView.topAnchor.constraint(greaterThanOrEqualTo: guide.topAnchor),
|
|
stackView.bottomAnchor.constraint(lessThanOrEqualTo: guide.bottomAnchor),
|
|
textViewPlaceholder.leadingAnchor.constraint(equalTo: textView.leadingAnchor),
|
|
textViewPlaceholder.topAnchor.constraint(equalTo: textView.topAnchor),
|
|
textViewPlaceholder.trailingAnchor.constraint(equalTo: textView.trailingAnchor),
|
|
removeButton.leadingAnchor.constraint(equalTo: stackView.trailingAnchor, constant: .defaultSpacing),
|
|
removeButton.topAnchor.constraint(equalTo: guide.topAnchor),
|
|
removeButton.trailingAnchor.constraint(equalTo: guide.trailingAnchor),
|
|
inReplyToView.centerXAnchor.constraint(equalTo: avatarImageView.centerXAnchor),
|
|
inReplyToView.topAnchor.constraint(equalTo: topAnchor),
|
|
inReplyToView.bottomAnchor.constraint(equalTo: avatarImageView.topAnchor),
|
|
hasReplyFollowingView.centerXAnchor.constraint(equalTo: avatarImageView.centerXAnchor),
|
|
hasReplyFollowingView.topAnchor.constraint(equalTo: avatarImageView.bottomAnchor),
|
|
hasReplyFollowingView.bottomAnchor.constraint(equalTo: bottomAnchor)
|
|
]
|
|
|
|
NSLayoutConstraint.activate(constraints)
|
|
}
|
|
|
|
func changeIdentityMenu(identities: [Identity]) -> UIMenu {
|
|
let imageTransformer = SDImageRoundCornerTransformer(
|
|
radius: .greatestFiniteMagnitude,
|
|
corners: .allCorners,
|
|
borderWidth: 0,
|
|
borderColor: nil)
|
|
|
|
return UIMenu(children: identities.map { identity in
|
|
UIDeferredMenuElement { completion in
|
|
let action = UIAction(title: identity.handle) { [weak self] _ in
|
|
self?.parentViewModel.changeIdentity(identity)
|
|
}
|
|
|
|
if let image = identity.image {
|
|
SDWebImageManager.shared.loadImage(
|
|
with: image,
|
|
options: [.transformAnimatedImage],
|
|
context: [.imageTransformer: imageTransformer],
|
|
progress: nil) { (image, _, _, _, _, _) in
|
|
action.image = image
|
|
|
|
completion([action])
|
|
}
|
|
} else {
|
|
completion([action])
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
func spoilerTextFieldEditingChanged() {
|
|
guard let text = spoilerTextField.text else { return }
|
|
|
|
viewModel.contentWarning = text
|
|
|
|
if let textToSelectedRange = spoilerTextField.textToSelectedRange {
|
|
viewModel.contentWarningTextToSelectedRange = textToSelectedRange
|
|
}
|
|
}
|
|
|
|
func autocompleteSelected(_ autocompleteText: String) {
|
|
guard let autocompleteQuery = viewModel.autocompleteQuery,
|
|
let queryRange = viewModel.textToSelectedRange.range(of: autocompleteQuery, options: .backwards),
|
|
let textToSelectedRangeRange = viewModel.text.range(of: viewModel.textToSelectedRange)
|
|
else { return }
|
|
|
|
let replaced = viewModel.textToSelectedRange.replacingOccurrences(
|
|
of: autocompleteQuery,
|
|
with: autocompleteText.appending(" "),
|
|
range: queryRange)
|
|
|
|
textView.text = viewModel.text.replacingOccurrences(
|
|
of: viewModel.textToSelectedRange,
|
|
with: replaced,
|
|
range: textToSelectedRangeRange)
|
|
textViewDidChange(textView)
|
|
}
|
|
|
|
func spoilerTextAutocompleteSelected(_ autocompleteText: String) {
|
|
guard let autocompleteQuery = viewModel.contentWarningAutocompleteQuery,
|
|
let queryRange =
|
|
viewModel.contentWarningTextToSelectedRange.range(of: autocompleteQuery, options: .backwards),
|
|
let textToSelectedRangeRange =
|
|
viewModel.contentWarning.range(of: viewModel.contentWarningTextToSelectedRange)
|
|
else { return }
|
|
|
|
let replaced = viewModel.contentWarningTextToSelectedRange.replacingOccurrences(
|
|
of: autocompleteQuery,
|
|
with: autocompleteText.appending(" "),
|
|
range: queryRange)
|
|
|
|
spoilerTextField.text = viewModel.contentWarning.replacingOccurrences(
|
|
of: viewModel.contentWarningTextToSelectedRange,
|
|
with: replaced,
|
|
range: textToSelectedRangeRange)
|
|
spoilerTextFieldEditingChanged()
|
|
}
|
|
}
|