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mastodon-app-ufficiale-iphone-ios
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Improve empty state for lists (IOS-287)

This commit is contained in:
Marcus Kida 2024-07-24 15:32:32 +02:00
parent 50ee1c51e4
commit 07b0ddc14f
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GPG Key ID: 19FF64E08013CA40
6 changed files with 101 additions and 59 deletions
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3
Localization/app.json
View File

@ -491,6 +491,9 @@
"offline": "Offline",
"new_posts": "New Posts",
"post_sent": "Post Sent"
},
"empty_state": {
"list_empty_message_title": "This list is empty"
}
},
"suggestion_account": {

31
Mastodon/Scene/HomeTimeline/HomeTimelineViewController.swift
View File

@ -29,6 +29,10 @@ final class HomeTimelineViewController: UIViewController, NeedsDependency, Media
let mediaPreviewTransitionController = MediaPreviewTransitionController()
enum EmptyViewUseCase {
case timeline, list
}
let friendsAssetImageView: UIImageView = {
let imageView = UIImageView()
imageView.image = Asset.Asset.friends.image
@ -335,9 +339,12 @@ extension HomeTimelineViewController {
viewModel?.timelineIsEmpty
.receive(on: DispatchQueue.main)
.sink { [weak self] isEmpty in
if isEmpty {
self?.showEmptyView()
.sink { [weak self] state in
guard let state else {
self?.emptyView.removeFromSuperview()
return
}
self?.showEmptyView(state)
let userDoesntFollowPeople: Bool
if let authContext = self?.authContext,
@ -351,9 +358,6 @@ extension HomeTimelineViewController {
self?.findPeopleButtonPressed(self)
self?.viewModel?.presentedSuggestions = true
}
} else {
self?.emptyView.removeFromSuperview()
}
}
.store(in: &disposeBag)
@ -478,7 +482,7 @@ extension HomeTimelineViewController {
}
extension HomeTimelineViewController {
func showEmptyView() {
func showEmptyView(_ state: HomeTimelineViewModel.EmptyViewState) {
if emptyView.superview != nil {
return
}
@ -494,6 +498,18 @@ extension HomeTimelineViewController {
if emptyView.arrangedSubviews.count > 0 {
return
}
switch state {
case .list:
let noStatusesLabel: UILabel = {
let label = UILabel()
label.text = L10n.Scene.HomeTimeline.EmptyState.listEmptyMessageTitle
label.textColor = Asset.Colors.Label.secondary.color
label.textAlignment = .center
return label
}()
emptyView.addArrangedSubview(noStatusesLabel)
case .timeline:
let findPeopleButton: PrimaryActionButton = {
let button = PrimaryActionButton()
button.setTitle(L10n.Common.Controls.Actions.findPeople, for: .normal)
@ -537,6 +553,7 @@ extension HomeTimelineViewController {
buttonContainerStackView.addArrangedSubview(findPeopleButton)
buttonContainerStackView.addArrangedSubview(manuallySearchButton)
}
}
}
//MARK: - Actions

15
Mastodon/Scene/HomeTimeline/HomeTimelineViewModel+LoadLatestState.swift
View File

@ -105,6 +105,7 @@ extension HomeTimelineViewModel.LoadLatestState {
guard let viewModel else { return }
viewModel.timelineIsEmpty.send(nil)
Task { @MainActor in
let latestFeedRecords = viewModel.dataController.records
@ -170,7 +171,19 @@ extension HomeTimelineViewModel.LoadLatestState {
viewModel.dataController.records = (toAdd + latestFeedRecords).removingDuplicates()
}
viewModel.timelineIsEmpty.value = latestStatusIDs.isEmpty && statuses.isEmpty
viewModel.timelineIsEmpty.value = (latestStatusIDs.isEmpty && statuses.isEmpty) ? {
switch viewModel.timelineContext {
case .home:
return .timeline
case .public:
return .timeline
case .list:
return .list
case .hashtag:
return .list
}
}() : nil
if !isUserInitiated {
FeedbackGenerator.shared.generate(.impact(.light))

6
Mastodon/Scene/HomeTimeline/HomeTimelineViewModel.swift
View File

@ -44,10 +44,14 @@ final class HomeTimelineViewModel: NSObject {
}
}
enum EmptyViewState {
case timeline, list
}
weak var tableView: UITableView?
weak var timelineMiddleLoaderTableViewCellDelegate: TimelineMiddleLoaderTableViewCellDelegate?
let timelineIsEmpty = CurrentValueSubject<Bool, Never>(false)
let timelineIsEmpty = CurrentValueSubject<EmptyViewState?, Never>(nil)
let homeTimelineNeedRefresh = PassthroughSubject<Void, Never>()
// output

4
MastodonSDK/Sources/MastodonLocalization/Generated/Strings.swift
View File

@ -857,6 +857,10 @@ public enum L10n {
public enum HomeTimeline {
/// Home
public static let title = L10n.tr("Localizable", "Scene.HomeTimeline.Title", fallback: "Home")
public enum EmptyState {
/// This list is empty
public static let listEmptyMessageTitle = L10n.tr("Localizable", "Scene.HomeTimeline.EmptyState.ListEmptyMessageTitle", fallback: "This list is empty")
}
public enum TimelineMenu {
/// Following
public static let following = L10n.tr("Localizable", "Scene.HomeTimeline.TimelineMenu.Following", fallback: "Following")

1
MastodonSDK/Sources/MastodonLocalization/Resources/Base.lproj/Localizable.strings
View File

@ -303,6 +303,7 @@ uploaded to Mastodon.";
"Scene.Follower.Title" = "follower";
"Scene.Following.Footer" = "Follows from other servers are not displayed.";
"Scene.Following.Title" = "following";
"Scene.HomeTimeline.EmptyState.ListEmptyMessageTitle" = "This list is empty";
"Scene.HomeTimeline.TimelineMenu.Following" = "Following";
"Scene.HomeTimeline.TimelineMenu.LocalCommunity" = "Local";
"Scene.HomeTimeline.TimelineMenu.Lists.Title" = "Lists";