mastodon-ios/Mastodon/Scene/Profile/ProfileViewController.swift

1022 lines
51 KiB
Swift

//
// ProfileViewController.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-2-23.
//
import os.log
import UIKit
import Combine
import MastodonMeta
import MetaTextKit
final class ProfileViewController: UIViewController, NeedsDependency, MediaPreviewableViewController {
weak var context: AppContext! { willSet { precondition(!isViewLoaded) } }
weak var coordinator: SceneCoordinator! { willSet { precondition(!isViewLoaded) } }
var disposeBag = Set<AnyCancellable>()
var viewModel: ProfileViewModel!
let mediaPreviewTransitionController = MediaPreviewTransitionController()
private(set) lazy var cancelEditingBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(title: L10n.Common.Controls.Actions.cancel, style: .plain, target: self, action: #selector(ProfileViewController.cancelEditingBarButtonItemPressed(_:)))
barButtonItem.tintColor = .white
return barButtonItem
}()
private(set) lazy var settingBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(image: UIImage(systemName: "gear"), style: .plain, target: self, action: #selector(ProfileViewController.settingBarButtonItemPressed(_:)))
barButtonItem.tintColor = .white
return barButtonItem
}()
private(set) lazy var shareBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(image: UIImage(systemName: "square.and.arrow.up"), style: .plain, target: self, action: #selector(ProfileViewController.shareBarButtonItemPressed(_:)))
barButtonItem.tintColor = .white
return barButtonItem
}()
private(set) lazy var favoriteBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(image: UIImage(systemName: "star"), style: .plain, target: self, action: #selector(ProfileViewController.favoriteBarButtonItemPressed(_:)))
barButtonItem.tintColor = .white
return barButtonItem
}()
private(set) lazy var replyBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(image: UIImage(systemName: "arrowshape.turn.up.left"), style: .plain, target: self, action: #selector(ProfileViewController.replyBarButtonItemPressed(_:)))
barButtonItem.tintColor = .white
return barButtonItem
}()
let moreMenuBarButtonItem: UIBarButtonItem = {
let barButtonItem = UIBarButtonItem(image: UIImage(systemName: "ellipsis.circle"), style: .plain, target: nil, action: nil)
barButtonItem.tintColor = .white
return barButtonItem
}()
let refreshControl: UIRefreshControl = {
let refreshControl = UIRefreshControl()
refreshControl.tintColor = .white
return refreshControl
}()
let containerScrollView: UIScrollView = {
let scrollView = UIScrollView()
scrollView.scrollsToTop = false
scrollView.showsVerticalScrollIndicator = false
scrollView.preservesSuperviewLayoutMargins = true
scrollView.delaysContentTouches = false
return scrollView
}()
let overlayScrollView: UIScrollView = {
let scrollView = UIScrollView()
scrollView.showsVerticalScrollIndicator = false
scrollView.backgroundColor = .clear
scrollView.delaysContentTouches = false
return scrollView
}()
private(set) lazy var profileSegmentedViewController = ProfileSegmentedViewController()
private(set) lazy var profileHeaderViewController: ProfileHeaderViewController = {
let viewController = ProfileHeaderViewController()
viewController.viewModel = ProfileHeaderViewModel(context: context)
return viewController
}()
private var profileBannerImageViewLayoutConstraint: NSLayoutConstraint!
private var contentOffsets: [Int: CGFloat] = [:]
var currentPostTimelineTableViewContentSizeObservation: NSKeyValueObservation?
// title view nested in header
var titleView: DoubleTitleLabelNavigationBarTitleView {
profileHeaderViewController.titleView
}
deinit {
os_log("%{public}s[%{public}ld], %{public}s: deinit", ((#file as NSString).lastPathComponent), #line, #function)
}
}
extension ProfileViewController {
func observeTableViewContentSize(scrollView: UIScrollView) -> NSKeyValueObservation {
updateOverlayScrollViewContentSize(scrollView: scrollView)
return scrollView.observe(\.contentSize, options: .new) { scrollView, change in
self.updateOverlayScrollViewContentSize(scrollView: scrollView)
}
}
func updateOverlayScrollViewContentSize(scrollView: UIScrollView) {
let bottomPageHeight = max(scrollView.contentSize.height, self.containerScrollView.frame.height - ProfileHeaderViewController.headerMinHeight - self.containerScrollView.safeAreaInsets.bottom)
let headerViewHeight: CGFloat = profileHeaderViewController.view.frame.height
let contentSize = CGSize(
width: self.containerScrollView.contentSize.width,
height: bottomPageHeight + headerViewHeight
)
self.overlayScrollView.contentSize = contentSize
// os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: contentSize: %s", ((#file as NSString).lastPathComponent), #line, #function, contentSize.debugDescription)
}
}
extension ProfileViewController {
override var preferredStatusBarStyle: UIStatusBarStyle {
return .lightContent
}
override func viewSafeAreaInsetsDidChange() {
super.viewSafeAreaInsetsDidChange()
profileHeaderViewController.updateHeaderContainerSafeAreaInset(view.safeAreaInsets)
}
override var isViewLoaded: Bool {
return super.isViewLoaded
}
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = ThemeService.shared.currentTheme.value.secondarySystemBackgroundColor
ThemeService.shared.currentTheme
.receive(on: RunLoop.main)
.sink { [weak self] theme in
guard let self = self else { return }
self.view.backgroundColor = theme.secondarySystemBackgroundColor
}
.store(in: &disposeBag)
let barAppearance = UINavigationBarAppearance()
if isModal {
barAppearance.configureWithDefaultBackground()
} else {
barAppearance.configureWithTransparentBackground()
}
navigationItem.standardAppearance = barAppearance
navigationItem.compactAppearance = barAppearance
navigationItem.scrollEdgeAppearance = barAppearance
navigationItem.titleView = titleView
let editingAndUpdatingPublisher = Publishers.CombineLatest(
viewModel.isEditing.eraseToAnyPublisher(),
viewModel.isUpdating.eraseToAnyPublisher()
)
// note: not add .share() here
let barButtonItemHiddenPublisher = Publishers.CombineLatest3(
viewModel.isMeBarButtonItemsHidden.eraseToAnyPublisher(),
viewModel.isReplyBarButtonItemHidden.eraseToAnyPublisher(),
viewModel.isMoreMenuBarButtonItemHidden.eraseToAnyPublisher()
)
editingAndUpdatingPublisher
.receive(on: DispatchQueue.main)
.sink { [weak self] isEditing, isUpdating in
guard let self = self else { return }
self.cancelEditingBarButtonItem.isEnabled = !isUpdating
}
.store(in: &disposeBag)
Publishers.CombineLatest4 (
viewModel.suspended.eraseToAnyPublisher(),
profileHeaderViewController.viewModel.isTitleViewDisplaying.eraseToAnyPublisher(),
editingAndUpdatingPublisher.eraseToAnyPublisher(),
barButtonItemHiddenPublisher.eraseToAnyPublisher()
)
.receive(on: DispatchQueue.main)
.sink { [weak self] suspended, isTitleViewDisplaying, tuple1, tuple2 in
guard let self = self else { return }
let (isEditing, _) = tuple1
let (isMeBarButtonItemsHidden, isReplyBarButtonItemHidden, isMoreMenuBarButtonItemHidden) = tuple2
var items: [UIBarButtonItem] = []
defer {
self.navigationItem.rightBarButtonItems = !items.isEmpty ? items : nil
}
guard !suspended else {
return
}
guard !isEditing else {
items.append(self.cancelEditingBarButtonItem)
return
}
guard !isTitleViewDisplaying else {
return
}
guard isMeBarButtonItemsHidden else {
items.append(self.settingBarButtonItem)
items.append(self.shareBarButtonItem)
items.append(self.favoriteBarButtonItem)
return
}
if !isReplyBarButtonItemHidden {
items.append(self.replyBarButtonItem)
}
if !isMoreMenuBarButtonItemHidden {
items.append(self.moreMenuBarButtonItem)
}
}
.store(in: &disposeBag)
overlayScrollView.refreshControl = refreshControl
refreshControl.addTarget(self, action: #selector(ProfileViewController.refreshControlValueChanged(_:)), for: .valueChanged)
let postsUserTimelineViewModel = UserTimelineViewModel(context: context, domain: viewModel.domain.value, userID: viewModel.userID.value, queryFilter: UserTimelineViewModel.QueryFilter(excludeReplies: true))
bind(userTimelineViewModel: postsUserTimelineViewModel)
let repliesUserTimelineViewModel = UserTimelineViewModel(context: context, domain: viewModel.domain.value, userID: viewModel.userID.value, queryFilter: UserTimelineViewModel.QueryFilter(excludeReplies: false))
bind(userTimelineViewModel: repliesUserTimelineViewModel)
let mediaUserTimelineViewModel = UserTimelineViewModel(context: context, domain: viewModel.domain.value, userID: viewModel.userID.value, queryFilter: UserTimelineViewModel.QueryFilter(onlyMedia: true))
bind(userTimelineViewModel: mediaUserTimelineViewModel)
profileSegmentedViewController.pagingViewController.viewModel = {
let profilePagingViewModel = ProfilePagingViewModel(
postsUserTimelineViewModel: postsUserTimelineViewModel,
repliesUserTimelineViewModel: repliesUserTimelineViewModel,
mediaUserTimelineViewModel: mediaUserTimelineViewModel
)
profilePagingViewModel.viewControllers.forEach { viewController in
if let viewController = viewController as? NeedsDependency {
viewController.context = context
viewController.coordinator = coordinator
}
}
return profilePagingViewModel
}()
profileHeaderViewController.pageSegmentedControl.removeAllSegments()
profileSegmentedViewController.pagingViewController.viewModel.barItems.forEach { item in
let index = profileHeaderViewController.pageSegmentedControl.numberOfSegments
profileHeaderViewController.pageSegmentedControl.insertSegment(withTitle: item.title, at: index, animated: false)
}
profileHeaderViewController.pageSegmentedControl.selectedSegmentIndex = 0
overlayScrollView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(overlayScrollView)
NSLayoutConstraint.activate([
overlayScrollView.frameLayoutGuide.topAnchor.constraint(equalTo: view.topAnchor),
overlayScrollView.frameLayoutGuide.leadingAnchor.constraint(equalTo: view.leadingAnchor),
view.trailingAnchor.constraint(equalTo: overlayScrollView.frameLayoutGuide.trailingAnchor),
view.bottomAnchor.constraint(equalTo: overlayScrollView.frameLayoutGuide.bottomAnchor),
overlayScrollView.contentLayoutGuide.widthAnchor.constraint(equalTo: view.widthAnchor),
])
containerScrollView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(containerScrollView)
NSLayoutConstraint.activate([
containerScrollView.frameLayoutGuide.topAnchor.constraint(equalTo: view.topAnchor),
containerScrollView.frameLayoutGuide.leadingAnchor.constraint(equalTo: view.leadingAnchor),
view.trailingAnchor.constraint(equalTo: containerScrollView.frameLayoutGuide.trailingAnchor),
view.bottomAnchor.constraint(equalTo: containerScrollView.frameLayoutGuide.bottomAnchor),
containerScrollView.contentLayoutGuide.widthAnchor.constraint(equalTo: view.widthAnchor),
])
// add segmented list
addChild(profileSegmentedViewController)
profileSegmentedViewController.view.translatesAutoresizingMaskIntoConstraints = false
containerScrollView.addSubview(profileSegmentedViewController.view)
profileSegmentedViewController.didMove(toParent: self)
NSLayoutConstraint.activate([
profileSegmentedViewController.view.leadingAnchor.constraint(equalTo: containerScrollView.contentLayoutGuide.leadingAnchor),
profileSegmentedViewController.view.trailingAnchor.constraint(equalTo: containerScrollView.contentLayoutGuide.trailingAnchor),
profileSegmentedViewController.view.bottomAnchor.constraint(equalTo: containerScrollView.contentLayoutGuide.bottomAnchor),
profileSegmentedViewController.view.heightAnchor.constraint(equalTo: containerScrollView.frameLayoutGuide.heightAnchor),
])
// add header
addChild(profileHeaderViewController)
profileHeaderViewController.view.translatesAutoresizingMaskIntoConstraints = false
containerScrollView.addSubview(profileHeaderViewController.view)
profileHeaderViewController.didMove(toParent: self)
NSLayoutConstraint.activate([
profileHeaderViewController.view.topAnchor.constraint(equalTo: containerScrollView.topAnchor),
profileHeaderViewController.view.leadingAnchor.constraint(equalTo: containerScrollView.contentLayoutGuide.leadingAnchor),
containerScrollView.contentLayoutGuide.trailingAnchor.constraint(equalTo: profileHeaderViewController.view.trailingAnchor),
profileSegmentedViewController.view.topAnchor.constraint(equalTo: profileHeaderViewController.view.bottomAnchor),
])
containerScrollView.addGestureRecognizer(overlayScrollView.panGestureRecognizer)
overlayScrollView.layer.zPosition = .greatestFiniteMagnitude // make vision top-most
overlayScrollView.delegate = self
profileHeaderViewController.delegate = self
profileSegmentedViewController.pagingViewController.pagingDelegate = self
// bind view model
Publishers.CombineLatest3(
viewModel.name,
viewModel.emojiMeta,
viewModel.statusesCount
)
.receive(on: DispatchQueue.main)
.sink { [weak self] name, emojiMeta, statusesCount in
guard let self = self else { return }
guard let title = name, let statusesCount = statusesCount,
let formattedStatusCount = MastodonMetricFormatter().string(from: statusesCount) else {
self.titleView.isHidden = true
return
}
self.titleView.isHidden = false
let subtitle = L10n.Plural.Count.MetricFormatted.post(formattedStatusCount, statusesCount)
let mastodonContent = MastodonContent(content: title, emojis: emojiMeta)
do {
let metaContent = try MastodonMetaContent.convert(document: mastodonContent)
self.titleView.update(titleMetaContent: metaContent, subtitle: subtitle)
} catch {
}
}
.store(in: &disposeBag)
viewModel.name
.receive(on: DispatchQueue.main)
.sink { [weak self] name in
guard let self = self else { return }
self.navigationItem.title = name
}
.store(in: &disposeBag)
Publishers.CombineLatest(
viewModel.bannerImageURL.eraseToAnyPublisher(),
viewModel.viewDidAppear.eraseToAnyPublisher()
)
.receive(on: DispatchQueue.main)
.sink { [weak self] bannerImageURL, _ in
guard let self = self else { return }
self.profileHeaderViewController.profileHeaderView.bannerImageView.af.cancelImageRequest()
let placeholder = UIImage.placeholder(color: ProfileHeaderView.bannerImageViewPlaceholderColor)
guard let bannerImageURL = bannerImageURL else {
self.profileHeaderViewController.profileHeaderView.bannerImageView.image = placeholder
return
}
self.profileHeaderViewController.profileHeaderView.bannerImageView.af.setImage(
withURL: bannerImageURL,
placeholderImage: placeholder,
imageTransition: .crossDissolve(0.3),
runImageTransitionIfCached: false,
completion: { [weak self] response in
guard let self = self else { return }
guard let image = response.value else { return }
guard image.size.width > 1 && image.size.height > 1 else {
// restore to placeholder when image invalid
self.profileHeaderViewController.profileHeaderView.bannerImageView.image = placeholder
return
}
}
)
}
.store(in: &disposeBag)
viewModel.avatarImageURL
.receive(on: DispatchQueue.main)
.map { url in ProfileHeaderViewModel.ProfileInfo.ImageResource.url(url) }
.assign(to: \.value, on: profileHeaderViewController.viewModel.displayProfileInfo.avatarImageResource)
.store(in: &disposeBag)
viewModel.name
.map { $0 ?? "" }
.receive(on: DispatchQueue.main)
.assign(to: \.value, on: profileHeaderViewController.viewModel.displayProfileInfo.name)
.store(in: &disposeBag)
viewModel.fields
.removeDuplicates()
.map { fields -> [ProfileFieldItem.FieldValue] in
fields.map { ProfileFieldItem.FieldValue(name: $0.name, value: $0.value) }
}
.receive(on: DispatchQueue.main)
.assign(to: \.value, on: profileHeaderViewController.viewModel.displayProfileInfo.fields)
.store(in: &disposeBag)
viewModel.accountForEdit
.assign(to: \.value, on: profileHeaderViewController.viewModel.accountForEdit)
.store(in: &disposeBag)
viewModel.emojiMeta
.receive(on: DispatchQueue.main)
.assign(to: \.value, on: profileHeaderViewController.viewModel.emojiMeta)
.store(in: &disposeBag)
viewModel.username
.map { username in username.flatMap { "@" + $0 } ?? " " }
.receive(on: DispatchQueue.main)
.assign(to: \.text, on: profileHeaderViewController.profileHeaderView.usernameLabel)
.store(in: &disposeBag)
Publishers.CombineLatest(
viewModel.relationshipActionOptionSet,
viewModel.context.blockDomainService.blockedDomains
)
.receive(on: DispatchQueue.main)
.sink { [weak self] relationshipActionOptionSet,domains in
guard let self = self else { return }
guard let mastodonUser = self.viewModel.mastodonUser.value else {
self.moreMenuBarButtonItem.menu = nil
return
}
guard let currentMastodonUser = self.viewModel.currentMastodonUser.value else {
self.moreMenuBarButtonItem.menu = nil
return
}
guard let currentDomain = self.viewModel.domain.value else { return }
let isMuting = relationshipActionOptionSet.contains(.muting)
let isBlocking = relationshipActionOptionSet.contains(.blocking)
let isDomainBlocking = domains.contains(mastodonUser.domainFromAcct)
let needsShareAction = self.viewModel.isMeBarButtonItemsHidden.value
let isInSameDomain = mastodonUser.domainFromAcct == currentDomain
let isMyself = currentMastodonUser.id == mastodonUser.id
self.moreMenuBarButtonItem.menu = UserProviderFacade.createProfileActionMenu(
for: mastodonUser,
isMyself: isMyself,
isMuting: isMuting,
isBlocking: isBlocking,
isInSameDomain: isInSameDomain,
isDomainBlocking: isDomainBlocking,
provider: self,
cell: nil,
sourceView: nil,
barButtonItem: self.moreMenuBarButtonItem,
shareUser: needsShareAction ? mastodonUser : nil,
shareStatus: nil)
}
.store(in: &disposeBag)
viewModel.isRelationshipActionButtonHidden
.receive(on: DispatchQueue.main)
.sink { [weak self] isHidden in
guard let self = self else { return }
self.profileHeaderViewController.profileHeaderView.relationshipActionButton.isHidden = isHidden
}
.store(in: &disposeBag)
Publishers.CombineLatest3(
viewModel.relationshipActionOptionSet.eraseToAnyPublisher(),
viewModel.isEditing.eraseToAnyPublisher(),
viewModel.isUpdating.eraseToAnyPublisher()
)
.receive(on: DispatchQueue.main)
.sink { [weak self] relationshipActionSet, isEditing, isUpdating in
guard let self = self else { return }
let friendshipButton = self.profileHeaderViewController.profileHeaderView.relationshipActionButton
if relationshipActionSet.contains(.edit) {
// check .edit state and set .editing when isEditing
friendshipButton.configure(actionOptionSet: isUpdating ? .updating : (isEditing ? .editing : .edit))
self.profileHeaderViewController.profileHeaderView.configure(state: isEditing ? .editing : .normal)
} else {
friendshipButton.configure(actionOptionSet: relationshipActionSet)
}
}
.store(in: &disposeBag)
viewModel.isEditing
.handleEvents(receiveOutput: { [weak self] isEditing in
guard let self = self else { return }
// set first responder for key command
if !isEditing {
DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
self.profileSegmentedViewController.pagingViewController.becomeFirstResponder()
}
}
// dismiss keyboard if needs
if !isEditing { self.view.endEditing(true) }
self.profileHeaderViewController.pageSegmentedControl.isEnabled = !isEditing
self.profileSegmentedViewController.view.isUserInteractionEnabled = !isEditing
let animator = UIViewPropertyAnimator(duration: 0.33, curve: .easeInOut)
animator.addAnimations {
self.profileSegmentedViewController.view.alpha = isEditing ? 0.2 : 1.0
self.profileHeaderViewController.profileHeaderView.statusDashboardView.alpha = isEditing ? 0.2 : 1.0
}
animator.startAnimation()
})
.assign(to: \.value, on: profileHeaderViewController.viewModel.isEditing)
.store(in: &disposeBag)
Publishers.CombineLatest3(
viewModel.isBlocking.eraseToAnyPublisher(),
viewModel.isBlockedBy.eraseToAnyPublisher(),
viewModel.suspended.eraseToAnyPublisher()
)
.receive(on: DispatchQueue.main)
.sink { [weak self] isBlocking, isBlockedBy, suspended in
guard let self = self else { return }
let isNeedSetHidden = isBlocking || isBlockedBy || suspended
self.profileHeaderViewController.viewModel.needsSetupBottomShadow.value = !isNeedSetHidden
self.profileHeaderViewController.profileHeaderView.bioContainerView.isHidden = isNeedSetHidden
self.profileHeaderViewController.viewModel.needsFiledCollectionViewHidden.value = isNeedSetHidden
self.profileHeaderViewController.pageSegmentedControl.isEnabled = !isNeedSetHidden
self.viewModel.needsPagePinToTop.value = isNeedSetHidden
}
.store(in: &disposeBag)
viewModel.bioDescription
.receive(on: DispatchQueue.main)
.assign(to: \.value, on: profileHeaderViewController.viewModel.displayProfileInfo.note)
.store(in: &disposeBag)
viewModel.statusesCount
.sink { [weak self] count in
guard let self = self else { return }
let text = count.flatMap { MastodonMetricFormatter().string(from: $0) } ?? "-"
self.profileHeaderViewController.profileHeaderView.statusDashboardView.postDashboardMeterView.numberLabel.text = text
self.profileHeaderViewController.profileHeaderView.statusDashboardView.postDashboardMeterView.isAccessibilityElement = true
self.profileHeaderViewController.profileHeaderView.statusDashboardView.postDashboardMeterView.accessibilityLabel = L10n.Plural.Count.post(count ?? 0)
}
.store(in: &disposeBag)
viewModel.followingCount
.sink { [weak self] count in
guard let self = self else { return }
let text = count.flatMap { MastodonMetricFormatter().string(from: $0) } ?? "-"
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followingDashboardMeterView.numberLabel.text = text
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followingDashboardMeterView.isAccessibilityElement = true
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followingDashboardMeterView.accessibilityLabel = L10n.Plural.Count.following(count ?? 0)
}
.store(in: &disposeBag)
viewModel.followersCount
.sink { [weak self] count in
guard let self = self else { return }
let text = count.flatMap { MastodonMetricFormatter().string(from: $0) } ?? "-"
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followersDashboardMeterView.numberLabel.text = text
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followersDashboardMeterView.isAccessibilityElement = true
self.profileHeaderViewController.profileHeaderView.statusDashboardView.followersDashboardMeterView.accessibilityLabel = L10n.Plural.Count.follower(count ?? 0)
}
.store(in: &disposeBag)
viewModel.needsPagingEnabled
.receive(on: RunLoop.main)
.sink { [weak self] needsPaingEnabled in
guard let self = self else { return }
self.profileSegmentedViewController.pagingViewController.isScrollEnabled = needsPaingEnabled
}
.store(in: &disposeBag)
viewModel.needsImageOverlayBlurred
.receive(on: RunLoop.main)
.sink { [weak self] needsImageOverlayBlurred in
guard let self = self else { return }
UIView.animate(withDuration: 0.33) {
let bannerEffect: UIVisualEffect? = needsImageOverlayBlurred ? ProfileHeaderView.bannerImageViewOverlayBlurEffect : nil
self.profileHeaderViewController.profileHeaderView.bannerImageViewOverlayVisualEffectView.effect = bannerEffect
let avatarEffect: UIVisualEffect? = needsImageOverlayBlurred ? ProfileHeaderView.avatarImageViewOverlayBlurEffect : nil
self.profileHeaderViewController.profileHeaderView.avatarImageViewOverlayVisualEffectView.effect = avatarEffect
}
}
.store(in: &disposeBag)
profileHeaderViewController.profileHeaderView.delegate = self
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
// set back button tint color in SceneCoordinator.present(scene:from:transition:)
// force layout to make banner image tweak take effect
view.layoutIfNeeded()
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
viewModel.viewDidAppear.send()
// set overlay scroll view initial content size
guard let currentViewController = profileSegmentedViewController.pagingViewController.currentViewController as? ScrollViewContainer else { return }
currentPostTimelineTableViewContentSizeObservation = observeTableViewContentSize(scrollView: currentViewController.scrollView)
currentViewController.scrollView.panGestureRecognizer.require(toFail: overlayScrollView.panGestureRecognizer)
}
override func viewDidDisappear(_ animated: Bool) {
super.viewDidDisappear(animated)
currentPostTimelineTableViewContentSizeObservation = nil
}
}
extension ProfileViewController {
private func bind(userTimelineViewModel: UserTimelineViewModel) {
viewModel.domain.assign(to: \.value, on: userTimelineViewModel.domain).store(in: &disposeBag)
viewModel.userID.assign(to: \.value, on: userTimelineViewModel.userID).store(in: &disposeBag)
viewModel.isBlocking.assign(to: \.value, on: userTimelineViewModel.isBlocking).store(in: &disposeBag)
viewModel.isBlockedBy.assign(to: \.value, on: userTimelineViewModel.isBlockedBy).store(in: &disposeBag)
viewModel.suspended.assign(to: \.value, on: userTimelineViewModel.isSuspended).store(in: &disposeBag)
viewModel.name.assign(to: \.value, on: userTimelineViewModel.userDisplayName).store(in: &disposeBag)
}
}
extension ProfileViewController {
@objc private func cancelEditingBarButtonItemPressed(_ sender: UIBarButtonItem) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
viewModel.isEditing.value = false
}
@objc private func settingBarButtonItemPressed(_ sender: UIBarButtonItem) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
guard let setting = context.settingService.currentSetting.value else { return }
let settingsViewModel = SettingsViewModel(context: context, setting: setting)
coordinator.present(scene: .settings(viewModel: settingsViewModel), from: self, transition: .modal(animated: true, completion: nil))
}
@objc private func shareBarButtonItemPressed(_ sender: UIBarButtonItem) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
guard let mastodonUser = viewModel.mastodonUser.value else { return }
let activityViewController = UserProviderFacade.createActivityViewControllerForMastodonUser(mastodonUser: mastodonUser, dependency: self)
coordinator.present(
scene: .activityViewController(
activityViewController: activityViewController,
sourceView: nil,
barButtonItem: sender
),
from: self,
transition: .activityViewControllerPresent(animated: true, completion: nil)
)
}
@objc private func favoriteBarButtonItemPressed(_ sender: UIBarButtonItem) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
let favoriteViewModel = FavoriteViewModel(context: context)
coordinator.present(scene: .favorite(viewModel: favoriteViewModel), from: self, transition: .show)
}
@objc private func replyBarButtonItemPressed(_ sender: UIBarButtonItem) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
guard let mastodonUser = viewModel.mastodonUser.value else { return }
let composeViewModel = ComposeViewModel(
context: context,
composeKind: .mention(mastodonUserObjectID: mastodonUser.objectID)
)
coordinator.present(scene: .compose(viewModel: composeViewModel), from: self, transition: .modal(animated: true, completion: nil))
}
@objc private func refreshControlValueChanged(_ sender: UIRefreshControl) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
let currentViewController = profileSegmentedViewController.pagingViewController.currentViewController
if let currentViewController = currentViewController as? UserTimelineViewController {
currentViewController.viewModel.stateMachine.enter(UserTimelineViewModel.State.Reloading.self)
}
DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
sender.endRefreshing()
}
}
}
// MARK: - UIScrollViewDelegate
extension ProfileViewController: UIScrollViewDelegate {
func scrollViewDidScroll(_ scrollView: UIScrollView) {
contentOffsets[profileSegmentedViewController.pagingViewController.currentIndex!] = scrollView.contentOffset.y
let topMaxContentOffsetY = profileSegmentedViewController.view.frame.minY - ProfileHeaderViewController.headerMinHeight - containerScrollView.safeAreaInsets.top
if scrollView.contentOffset.y < topMaxContentOffsetY {
self.containerScrollView.contentOffset.y = scrollView.contentOffset.y
for postTimelineView in profileSegmentedViewController.pagingViewController.viewModel.viewControllers {
postTimelineView.scrollView.contentOffset.y = 0
}
contentOffsets.removeAll()
} else {
containerScrollView.contentOffset.y = topMaxContentOffsetY
if viewModel.needsPagePinToTop.value {
// do nothing
} else {
if let customScrollViewContainerController = profileSegmentedViewController.pagingViewController.currentViewController as? ScrollViewContainer {
let contentOffsetY = scrollView.contentOffset.y - containerScrollView.contentOffset.y
customScrollViewContainerController.scrollView.contentOffset.y = contentOffsetY
}
}
}
// elastically banner image
let headerScrollProgress = containerScrollView.contentOffset.y / topMaxContentOffsetY
let throttle = ProfileHeaderViewController.headerMinHeight / topMaxContentOffsetY
profileHeaderViewController.updateHeaderScrollProgress(headerScrollProgress, throttle: throttle)
}
}
// MARK: - ProfileHeaderViewControllerDelegate
extension ProfileViewController: ProfileHeaderViewControllerDelegate {
func profileHeaderViewController(_ viewController: ProfileHeaderViewController, viewLayoutDidUpdate view: UIView) {
guard let scrollView = (profileSegmentedViewController.pagingViewController.currentViewController as? UserTimelineViewController)?.scrollView else {
// assertionFailure()
return
}
updateOverlayScrollViewContentSize(scrollView: scrollView)
}
func profileHeaderViewController(_ viewController: ProfileHeaderViewController, pageSegmentedControlValueChanged segmentedControl: UISegmentedControl, selectedSegmentIndex index: Int) {
profileSegmentedViewController.pagingViewController.scrollToPage(
.at(index: index),
animated: true
)
}
func profileHeaderViewController(_ viewController: ProfileHeaderViewController, profileFieldCollectionViewCell: ProfileFieldCollectionViewCell, metaLabel: MetaLabel, didSelectMeta meta: Meta) {
switch meta {
case .url(_, _, let url, _):
guard let url = URL(string: url) else { return }
coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
case .hashtag(_, let hashtag, _):
let hashtagTimelineViewModel = HashtagTimelineViewModel(context: context, hashtag: hashtag)
coordinator.present(scene: .hashtagTimeline(viewModel: hashtagTimelineViewModel), from: nil, transition: .show)
case .mention(_, _, let userInfo):
guard let href = userInfo?["href"] as? String else {
// currently we cannot present profile scene without userID
return
}
guard let url = URL(string: href) else { return }
coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
case .email:
break
case .emoji:
break
}
}
}
// MARK: - ProfilePagingViewControllerDelegate
extension ProfileViewController: ProfilePagingViewControllerDelegate {
func profilePagingViewController(_ viewController: ProfilePagingViewController, didScrollToPostCustomScrollViewContainerController postTimelineViewController: ScrollViewContainer, atIndex index: Int) {
os_log("%{public}s[%{public}ld], %{public}s: select at index: %ld", ((#file as NSString).lastPathComponent), #line, #function, index)
// update segemented control
if index < profileHeaderViewController.pageSegmentedControl.numberOfSegments {
profileHeaderViewController.pageSegmentedControl.selectedSegmentIndex = index
}
// save content offset
overlayScrollView.contentOffset.y = contentOffsets[index] ?? containerScrollView.contentOffset.y
// setup observer and gesture fallback
currentPostTimelineTableViewContentSizeObservation = observeTableViewContentSize(scrollView: postTimelineViewController.scrollView)
postTimelineViewController.scrollView.panGestureRecognizer.require(toFail: overlayScrollView.panGestureRecognizer)
}
}
// MARK: - ProfileHeaderViewDelegate
extension ProfileViewController: ProfileHeaderViewDelegate {
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, avatarImageViewDidPressed imageView: UIImageView) {
guard let mastodonUser = viewModel.mastodonUser.value else { return }
guard let avatar = imageView.image else { return }
let meta = MediaPreviewViewModel.ProfileAvatarImagePreviewMeta(
accountObjectID: mastodonUser.objectID,
preloadThumbnailImage: avatar
)
let pushTransitionItem = MediaPreviewTransitionItem(
source: .profileAvatar(profileHeaderView),
previewableViewController: self
)
pushTransitionItem.aspectRatio = CGSize(width: 100, height: 100)
pushTransitionItem.sourceImageView = imageView
pushTransitionItem.sourceImageViewCornerRadius = ProfileHeaderView.avatarImageViewCornerRadius
pushTransitionItem.initialFrame = {
let initialFrame = imageView.superview!.convert(imageView.frame, to: nil)
assert(initialFrame != .zero)
return initialFrame
}()
pushTransitionItem.image = avatar
let mediaPreviewViewModel = MediaPreviewViewModel(
context: context,
meta: meta,
pushTransitionItem: pushTransitionItem
)
DispatchQueue.main.async {
self.coordinator.present(scene: .mediaPreview(viewModel: mediaPreviewViewModel), from: self, transition: .custom(transitioningDelegate: self.mediaPreviewTransitionController))
}
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, bannerImageViewDidPressed imageView: UIImageView) {
// not preview header banner when editing
guard !viewModel.isEditing.value else { return }
guard let mastodonUser = viewModel.mastodonUser.value else { return }
guard let header = imageView.image else { return }
let meta = MediaPreviewViewModel.ProfileBannerImagePreviewMeta(
accountObjectID: mastodonUser.objectID,
preloadThumbnailImage: header
)
let pushTransitionItem = MediaPreviewTransitionItem(
source: .profileBanner(profileHeaderView),
previewableViewController: self
)
pushTransitionItem.aspectRatio = header.size
pushTransitionItem.sourceImageView = imageView
pushTransitionItem.initialFrame = {
let initialFrame = imageView.superview!.convert(imageView.frame, to: nil)
assert(initialFrame != .zero)
return initialFrame
}()
pushTransitionItem.image = header
let mediaPreviewViewModel = MediaPreviewViewModel(
context: context,
meta: meta,
pushTransitionItem: pushTransitionItem
)
DispatchQueue.main.async {
self.coordinator.present(scene: .mediaPreview(viewModel: mediaPreviewViewModel), from: self, transition: .custom(transitioningDelegate: self.mediaPreviewTransitionController))
}
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, relationshipButtonDidPressed button: ProfileRelationshipActionButton) {
let relationshipActionSet = viewModel.relationshipActionOptionSet.value
// handle edit logic for editable profile
// handle relationship logic for non-editable profile
if relationshipActionSet.contains(.edit) {
// do nothing when updating
guard !viewModel.isUpdating.value else { return }
if profileHeaderViewController.viewModel.isProfileInfoEdited() {
// update profile if changed
viewModel.isUpdating.value = true
profileHeaderViewController.viewModel.updateProfileInfo()
.receive(on: DispatchQueue.main)
.sink { [weak self] completion in
guard let self = self else { return }
defer {
// finish updating
self.viewModel.isUpdating.value = false
}
switch completion {
case .failure(let error):
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: update profile info fail: %s", ((#file as NSString).lastPathComponent), #line, #function, error.localizedDescription)
case .finished:
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: update profile info success", ((#file as NSString).lastPathComponent), #line, #function)
}
} receiveValue: { [weak self] _ in
guard let self = self else { return }
self.viewModel.isEditing.value = false
}
.store(in: &disposeBag)
} else {
// set `updating` then toggle `edit` state
viewModel.isUpdating.value = true
viewModel.fetchEditProfileInfo()
.receive(on: RunLoop.main)
.sink { [weak self] completion in
guard let self = self else { return }
defer {
// finish updating
self.viewModel.isUpdating.value = false
}
switch completion {
case .failure(let error):
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch profile info for edit fail: %s", ((#file as NSString).lastPathComponent), #line, #function, error.localizedDescription)
let alertController = UIAlertController(for: error, title: L10n.Common.Alerts.EditProfileFailure.title, preferredStyle: .alert)
let okAction = UIAlertAction(title: L10n.Common.Controls.Actions.ok, style: .default, handler: nil)
alertController.addAction(okAction)
self.coordinator.present(
scene: .alertController(alertController: alertController),
from: nil,
transition: .alertController(animated: true, completion: nil)
)
case .finished:
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch profile info for edit success", ((#file as NSString).lastPathComponent), #line, #function)
// enter editing mode
self.viewModel.isEditing.value.toggle()
}
} receiveValue: { [weak self] response in
guard let self = self else { return }
self.viewModel.accountForEdit.value = response.value
}
.store(in: &disposeBag)
}
} else {
guard let relationshipAction = relationshipActionSet.highPriorityAction(except: .editOptions) else { return }
switch relationshipAction {
case .none:
break
case .follow, .request, .pending, .following:
UserProviderFacade.toggleUserFollowRelationship(provider: self)
.sink { _ in
// TODO: handle error
} receiveValue: { _ in
// do nothing
}
.store(in: &disposeBag)
case .muting:
guard let mastodonUser = viewModel.mastodonUser.value else { return }
let name = mastodonUser.displayNameWithFallback
let alertController = UIAlertController(
title: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnmuteUser.title,
message: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnmuteUser.message(name),
preferredStyle: .alert
)
let unmuteAction = UIAlertAction(title: L10n.Common.Controls.Friendship.unmute, style: .default) { [weak self] _ in
guard let self = self else { return }
UserProviderFacade.toggleUserMuteRelationship(provider: self, cell: nil)
.sink { _ in
// do nothing
} receiveValue: { _ in
// do nothing
}
.store(in: &self.context.disposeBag)
}
alertController.addAction(unmuteAction)
let cancelAction = UIAlertAction(title: L10n.Common.Controls.Actions.cancel, style: .cancel, handler: nil)
alertController.addAction(cancelAction)
present(alertController, animated: true, completion: nil)
case .blocking:
guard let mastodonUser = viewModel.mastodonUser.value else { return }
let name = mastodonUser.displayNameWithFallback
let alertController = UIAlertController(
title: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnblockUsre.title,
message: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnblockUsre.message(name),
preferredStyle: .alert
)
let unblockAction = UIAlertAction(title: L10n.Common.Controls.Friendship.unblock, style: .default) { [weak self] _ in
guard let self = self else { return }
UserProviderFacade.toggleUserBlockRelationship(provider: self, cell: nil)
.sink { _ in
// do nothing
} receiveValue: { _ in
// do nothing
}
.store(in: &self.context.disposeBag)
}
alertController.addAction(unblockAction)
let cancelAction = UIAlertAction(title: L10n.Common.Controls.Actions.cancel, style: .cancel, handler: nil)
alertController.addAction(cancelAction)
present(alertController, animated: true, completion: nil)
case .blocked:
break
default:
assertionFailure()
}
}
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, metaTextView: MetaTextView, metaDidPressed meta: Meta) {
switch meta {
case .url(_, _, let url, _):
guard let url = URL(string: url) else { return }
coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
case .mention(_, _, let userInfo):
guard let href = userInfo?["href"] as? String,
let url = URL(string: href) else { return }
coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
case .hashtag(_, let hashtag, _):
let hashtagTimelineViewModel = HashtagTimelineViewModel(context: context, hashtag: hashtag)
coordinator.present(scene: .hashtagTimeline(viewModel: hashtagTimelineViewModel), from: nil, transition: .show)
case .email, .emoji:
break
}
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, profileStatusDashboardView: ProfileStatusDashboardView, postDashboardMeterViewDidPressed dashboardMeterView: ProfileStatusDashboardMeterView) {
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, profileStatusDashboardView: ProfileStatusDashboardView, followingDashboardMeterViewDidPressed followingDashboardMeterView: ProfileStatusDashboardMeterView) {
}
func profileHeaderView(_ profileHeaderView: ProfileHeaderView, profileStatusDashboardView: ProfileStatusDashboardView, followersDashboardMeterViewDidPressed followersDashboardMeterView: ProfileStatusDashboardMeterView) {
}
}
// MARK: - ScrollViewContainer
extension ProfileViewController: ScrollViewContainer {
var scrollView: UIScrollView { return overlayScrollView }
}
extension ProfileViewController {
override var keyCommands: [UIKeyCommand]? {
if !viewModel.isEditing.value {
return segmentedControlNavigateKeyCommands
}
return nil
}
}
// MARK: - SegmentedControlNavigateable
extension ProfileViewController: SegmentedControlNavigateable {
var navigateableSegmentedControl: UISegmentedControl {
profileHeaderViewController.pageSegmentedControl
}
@objc func segmentedControlNavigateKeyCommandHandlerRelay(_ sender: UIKeyCommand) {
segmentedControlNavigateKeyCommandHandler(sender)
}
}