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feat: add Community tab into discovery scene

This commit is contained in:
CMK 2022-04-29 13:35:03 +08:00
parent dff4a5f118
commit 0548aa5f56
16 changed files with 781 additions and 16 deletions
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32
Mastodon.xcodeproj/project.pbxproj
View File

@ -233,6 +233,12 @@
DB3E6FF52807C40300B035AE /* DiscoveryForYouViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3E6FF42807C40300B035AE /* DiscoveryForYouViewController.swift */; };
DB3E6FF82807C45300B035AE /* DiscoveryForYouViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3E6FF72807C45300B035AE /* DiscoveryForYouViewModel.swift */; };
DB3E6FFA2807C47900B035AE /* DiscoveryForYouViewModel+Diffable.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3E6FF92807C47900B035AE /* DiscoveryForYouViewModel+Diffable.swift */; };
DB3EA8E6281B79E200598866 /* DiscoveryCommunityViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8E5281B79E200598866 /* DiscoveryCommunityViewController.swift */; };
DB3EA8E9281B7A3700598866 /* DiscoveryCommunityViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8E8281B7A3700598866 /* DiscoveryCommunityViewModel.swift */; };
DB3EA8EB281B7E0700598866 /* DiscoveryCommunityViewModel+State.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8EA281B7E0700598866 /* DiscoveryCommunityViewModel+State.swift */; };
DB3EA8ED281B810100598866 /* APIService+PublicTimeline.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8EC281B810100598866 /* APIService+PublicTimeline.swift */; };
DB3EA8EF281B837000598866 /* DiscoveryCommunityViewController+DataSourceProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8EE281B837000598866 /* DiscoveryCommunityViewController+DataSourceProvider.swift */; };
DB3EA8F1281B9EF600598866 /* DiscoveryCommunityViewModel+Diffable.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB3EA8F0281B9EF600598866 /* DiscoveryCommunityViewModel+Diffable.swift */; };
DB427DD625BAA00100D1B89D /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB427DD525BAA00100D1B89D /* AppDelegate.swift */; };
DB427DD825BAA00100D1B89D /* SceneDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB427DD725BAA00100D1B89D /* SceneDelegate.swift */; };
DB427DDD25BAA00100D1B89D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = DB427DDB25BAA00100D1B89D /* Main.storyboard */; };
@ -962,6 +968,12 @@
DB3E6FF42807C40300B035AE /* DiscoveryForYouViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DiscoveryForYouViewController.swift; sourceTree = "<group>"; };
DB3E6FF72807C45300B035AE /* DiscoveryForYouViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DiscoveryForYouViewModel.swift; sourceTree = "<group>"; };
DB3E6FF92807C47900B035AE /* DiscoveryForYouViewModel+Diffable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "DiscoveryForYouViewModel+Diffable.swift"; sourceTree = "<group>"; };
DB3EA8E5281B79E200598866 /* DiscoveryCommunityViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DiscoveryCommunityViewController.swift; sourceTree = "<group>"; };
DB3EA8E8281B7A3700598866 /* DiscoveryCommunityViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DiscoveryCommunityViewModel.swift; sourceTree = "<group>"; };
DB3EA8EA281B7E0700598866 /* DiscoveryCommunityViewModel+State.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "DiscoveryCommunityViewModel+State.swift"; sourceTree = "<group>"; };
DB3EA8EC281B810100598866 /* APIService+PublicTimeline.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "APIService+PublicTimeline.swift"; sourceTree = "<group>"; };
DB3EA8EE281B837000598866 /* DiscoveryCommunityViewController+DataSourceProvider.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "DiscoveryCommunityViewController+DataSourceProvider.swift"; sourceTree = "<group>"; };
DB3EA8F0281B9EF600598866 /* DiscoveryCommunityViewModel+Diffable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "DiscoveryCommunityViewModel+Diffable.swift"; sourceTree = "<group>"; };
DB427DD225BAA00100D1B89D /* Mastodon.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Mastodon.app; sourceTree = BUILT_PRODUCTS_DIR; };
DB427DD525BAA00100D1B89D /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
DB427DD725BAA00100D1B89D /* SceneDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SceneDelegate.swift; sourceTree = "<group>"; };
@ -2165,6 +2177,18 @@
path = ForYou;
sourceTree = "<group>";
};
DB3EA8E7281B79E500598866 /* Community */ = {
isa = PBXGroup;
children = (
DB3EA8E5281B79E200598866 /* DiscoveryCommunityViewController.swift */,
DB3EA8EE281B837000598866 /* DiscoveryCommunityViewController+DataSourceProvider.swift */,
DB3EA8E8281B7A3700598866 /* DiscoveryCommunityViewModel.swift */,
DB3EA8F0281B9EF600598866 /* DiscoveryCommunityViewModel+Diffable.swift */,
DB3EA8EA281B7E0700598866 /* DiscoveryCommunityViewModel+State.swift */,
);
path = Community;
sourceTree = "<group>";
};
DB427DC925BAA00100D1B89D = {
isa = PBXGroup;
children = (
@ -2258,6 +2282,7 @@
2D9DB96A263A91D1007C1D71 /* APIService+DomainBlock.swift */,
DB45FB1C25CA9D23005A8AC7 /* APIService+HomeTimeline.swift */,
DB482A4A261340A7008AE74C /* APIService+UserTimeline.swift */,
DB3EA8EC281B810100598866 /* APIService+PublicTimeline.swift */,
DBA465922696B495002B41DB /* APIService+WebFinger.swift */,
DB0AC6FB25CD02E600D75117 /* APIService+Instance.swift */,
DB59F10D25EF724F001F1DAB /* APIService+Poll.swift */,
@ -3128,6 +3153,7 @@
DBDFF19828055A0900557A48 /* Posts */,
DB3E6FDE2806A41200B035AE /* Hashtags */,
DB3E6FED2806D7FC00B035AE /* News */,
DB3EA8E7281B79E500598866 /* Community */,
DB3E6FF62807C40500B035AE /* ForYou */,
DBDFF19928055A1400557A48 /* DiscoveryViewController.swift */,
DBDFF19B28055BD600557A48 /* DiscoveryViewModel.swift */,
@ -4049,6 +4075,7 @@
DB63F7452799056400455B82 /* HashtagTableViewCell.swift in Sources */,
DBD9149025DF6D8D00903DFD /* APIService+Onboarding.swift in Sources */,
DBAE3FAF26172FC0004B8251 /* RemoteProfileViewModel.swift in Sources */,
DB3EA8EB281B7E0700598866 /* DiscoveryCommunityViewModel+State.swift in Sources */,
DB0FCB7227952986006C02E2 /* NamingState.swift in Sources */,
DB73BF47271199CA00781945 /* Instance.swift in Sources */,
DB0F8150264D1E2500F2A12B /* PickServerLoaderTableViewCell.swift in Sources */,
@ -4181,6 +4208,7 @@
DB040ED126538E3D00BEE9D8 /* Trie.swift in Sources */,
DB73BF4B27140C0800781945 /* UITableViewDiffableDataSource.swift in Sources */,
DBB525642612C988002F1F29 /* MeProfileViewModel.swift in Sources */,
DB3EA8EF281B837000598866 /* DiscoveryCommunityViewController+DataSourceProvider.swift in Sources */,
DB6B74EF272FB55000C70B6E /* FollowerListViewController.swift in Sources */,
DB4AA6B327BA34B6009EC082 /* CellFrameCacheContainer.swift in Sources */,
DB0FCB942797E2B0006C02E2 /* SearchResultViewModel+Diffable.swift in Sources */,
@ -4222,10 +4250,12 @@
DB697DE1278F5296004EF2F7 /* DataSourceFacade+Model.swift in Sources */,
DBCC3B8F26148F7B0045B23D /* CachedProfileViewModel.swift in Sources */,
DB4F097526A037F500D62E92 /* SearchHistoryViewModel.swift in Sources */,
DB3EA8E9281B7A3700598866 /* DiscoveryCommunityViewModel.swift in Sources */,
DB6180F826391D660018D199 /* MediaPreviewingViewController.swift in Sources */,
DB0140CF25C42AEE00F9F3CF /* OSLog.swift in Sources */,
DB98EB5627B0FF1B0082E365 /* ReportViewControllerAppearance.swift in Sources */,
DB938F1526241FDF00E5B6C1 /* APIService+Thread.swift in Sources */,
DB3EA8E6281B79E200598866 /* DiscoveryCommunityViewController.swift in Sources */,
2D206B8625F5FB0900143C56 /* Double.swift in Sources */,
DB9F58F126EF512300E7BBE9 /* AccountListTableViewCell.swift in Sources */,
2D76319F25C1521200929FB9 /* StatusSection.swift in Sources */,
@ -4276,6 +4306,7 @@
DB73BF45271195AC00781945 /* APIService+CoreData+Instance.swift in Sources */,
DB336F21278D6D960031E64B /* MastodonEmoji.swift in Sources */,
DB1D84382657B275000346B3 /* SegmentedControlNavigateable.swift in Sources */,
DB3EA8ED281B810100598866 /* APIService+PublicTimeline.swift in Sources */,
DB447697260B439000B66B82 /* CustomEmojiPickerHeaderCollectionReusableView.swift in Sources */,
DB025B97278D66D5002F581E /* MastodonUser+Property.swift in Sources */,
DB45FAF925CA80A2005A8AC7 /* APIService+CoreData+MastodonAuthentication.swift in Sources */,
@ -4338,6 +4369,7 @@
DB9D6BFF25E4F5940051B173 /* ProfileViewController.swift in Sources */,
DB63F756279949BD00455B82 /* Persistence+SearchHistory.swift in Sources */,
2D4AD8A226316CD200613EFC /* SelectedAccountSection.swift in Sources */,
DB3EA8F1281B9EF600598866 /* DiscoveryCommunityViewModel+Diffable.swift in Sources */,
DB63F775279A997D00455B82 /* NotificationTableViewCell+ViewModel.swift in Sources */,
DB98EB5927B109890082E365 /* ReportSupplementaryViewController.swift in Sources */,
DB0617EB277EF3820030EE79 /* GradientBorderView.swift in Sources */,

19
Mastodon/Generated/AutoGenerateTableViewDelegate.generated.swift
View File

@ -1,14 +1,7 @@
// Generated using Sourcery 1.6.1 — https://github.com/krzysztofzablocki/Sourcery
// DO NOT EDIT
// sourcery:inline:UserTimelineViewController.AutoGenerateTableViewDelegate
// sourcery:inline:DiscoveryCommunityViewController.AutoGenerateTableViewDelegate
// Generated using Sourcery
// DO NOT EDIT
@ -33,3 +26,13 @@ func tableView(_ tableView: UITableView, willPerformPreviewActionForMenuWith con
}
// sourcery:end

64
Mastodon/Scene/Discovery/Community/CommunityViewViewModel.swift Normal file
View File

@ -0,0 +1,64 @@
//
// DiscoveryCommunityViewViewModel.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import os.log
import UIKit
import Combine
import GameplayKit
import CoreData
import CoreDataStack
import MastodonSDK
final class DiscoveryCommunityViewViewModel {
let logger = Logger(subsystem: "DiscoveryCommunityViewViewModel", category: "ViewModel")
var disposeBag = Set<AnyCancellable>()
// input
let context: AppContext
let viewDidAppeared = PassthroughSubject<Void, Never>()
let statusFetchedResultsController: StatusFetchedResultsController
// output
var diffableDataSource: UITableViewDiffableDataSource<StatusSection, StatusItem>?
private(set) lazy var stateMachine: GKStateMachine = {
let stateMachine = GKStateMachine(states: [
State.Initial(viewModel: self),
State.Reloading(viewModel: self),
State.Fail(viewModel: self),
State.Idle(viewModel: self),
State.Loading(viewModel: self),
State.NoMore(viewModel: self),
])
stateMachine.enter(State.Initial.self)
return stateMachine
}()
let didLoadLatest = PassthroughSubject<Void, Never>()
init(context: AppContext) {
self.context = context
self.statusFetchedResultsController = StatusFetchedResultsController(
managedObjectContext: context.managedObjectContext,
domain: nil,
additionalTweetPredicate: nil
)
// end init
context.authenticationService.activeMastodonAuthentication
.map { $0?.domain }
.assign(to: \.value, on: statusFetchedResultsController.domain)
.store(in: &disposeBag)
}
deinit {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
}
}

34
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewController+DataSourceProvider.swift Normal file
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@ -0,0 +1,34 @@
//
// DiscoveryCommunityViewController+DataSourceProvider.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import UIKit
extension DiscoveryCommunityViewController: DataSourceProvider {
func item(from source: DataSourceItem.Source) async -> DataSourceItem? {
var _indexPath = source.indexPath
if _indexPath == nil, let cell = source.tableViewCell {
_indexPath = await self.indexPath(for: cell)
}
guard let indexPath = _indexPath else { return nil }
guard let item = viewModel.diffableDataSource?.itemIdentifier(for: indexPath) else {
return nil
}
switch item {
case .status(let record):
return .status(record: record)
default:
return nil
}
}
@MainActor
private func indexPath(for cell: UITableViewCell) async -> IndexPath? {
return tableView.indexPath(for: cell)
}
}

154
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewController.swift Normal file
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@ -0,0 +1,154 @@
//
// DiscoveryCommunityViewController.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import os.log
import UIKit
import Combine
import MastodonUI
// Local Timeline
final class DiscoveryCommunityViewController: UIViewController, NeedsDependency, MediaPreviewableViewController {
let logger = Logger(subsystem: "DiscoveryCommunityViewController", category: "ViewController")
weak var context: AppContext! { willSet { precondition(!isViewLoaded) } }
weak var coordinator: SceneCoordinator! { willSet { precondition(!isViewLoaded) } }
var disposeBag = Set<AnyCancellable>()
var viewModel: DiscoveryCommunityViewModel!
let mediaPreviewTransitionController = MediaPreviewTransitionController()
lazy var tableView: UITableView = {
let tableView = UITableView()
tableView.rowHeight = UITableView.automaticDimension
tableView.estimatedRowHeight = 100
tableView.separatorStyle = .none
tableView.backgroundColor = .clear
return tableView
}()
let refreshControl = UIRefreshControl()
deinit {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
}
}
extension DiscoveryCommunityViewController {
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = ThemeService.shared.currentTheme.value.secondarySystemBackgroundColor
ThemeService.shared.currentTheme
.receive(on: DispatchQueue.main)
.sink { [weak self] theme in
guard let self = self else { return }
self.view.backgroundColor = theme.secondarySystemBackgroundColor
}
.store(in: &disposeBag)
tableView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(tableView)
NSLayoutConstraint.activate([
tableView.topAnchor.constraint(equalTo: view.topAnchor),
tableView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
tableView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
tableView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
tableView.refreshControl = refreshControl
refreshControl.addTarget(self, action: #selector(DiscoveryCommunityViewController.refreshControlValueChanged(_:)), for: .valueChanged)
viewModel.didLoadLatest
.receive(on: DispatchQueue.main)
.sink { [weak self] _ in
guard let self = self else { return }
self.refreshControl.endRefreshing()
}
.store(in: &disposeBag)
tableView.delegate = self
viewModel.setupDiffableDataSource(
tableView: tableView,
statusTableViewCellDelegate: self
)
// setup batch fetch
viewModel.listBatchFetchViewModel.setup(scrollView: tableView)
viewModel.listBatchFetchViewModel.shouldFetch
.receive(on: DispatchQueue.main)
.sink { [weak self] _ in
guard let self = self else { return }
guard self.view.window != nil else { return }
self.viewModel.stateMachine.enter(DiscoveryCommunityViewModel.State.Loading.self)
}
.store(in: &disposeBag)
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
tableView.deselectRow(with: transitionCoordinator, animated: animated)
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
viewModel.viewDidAppeared.send()
}
}
extension DiscoveryCommunityViewController {
@objc private func refreshControlValueChanged(_ sender: UIRefreshControl) {
if !viewModel.stateMachine.enter(DiscoveryCommunityViewModel.State.Reloading.self) {
refreshControl.endRefreshing()
}
}
}
// MARK: - UITableViewDelegate
extension DiscoveryCommunityViewController: UITableViewDelegate, AutoGenerateTableViewDelegate {
// sourcery:inline:CommunityViewController.AutoGenerateTableViewDelegate
// Generated using Sourcery
// DO NOT EDIT
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
aspectTableView(tableView, didSelectRowAt: indexPath)
}
func tableView(_ tableView: UITableView, contextMenuConfigurationForRowAt indexPath: IndexPath, point: CGPoint) -> UIContextMenuConfiguration? {
return aspectTableView(tableView, contextMenuConfigurationForRowAt: indexPath, point: point)
}
func tableView(_ tableView: UITableView, previewForHighlightingContextMenuWithConfiguration configuration: UIContextMenuConfiguration) -> UITargetedPreview? {
return aspectTableView(tableView, previewForHighlightingContextMenuWithConfiguration: configuration)
}
func tableView(_ tableView: UITableView, previewForDismissingContextMenuWithConfiguration configuration: UIContextMenuConfiguration) -> UITargetedPreview? {
return aspectTableView(tableView, previewForDismissingContextMenuWithConfiguration: configuration)
}
func tableView(_ tableView: UITableView, willPerformPreviewActionForMenuWith configuration: UIContextMenuConfiguration, animator: UIContextMenuInteractionCommitAnimating) {
aspectTableView(tableView, willPerformPreviewActionForMenuWith: configuration, animator: animator)
}
// sourcery:end
}
// MARK: - StatusTableViewCellDelegate
extension DiscoveryCommunityViewController: StatusTableViewCellDelegate { }
// MARK: ScrollViewContainer
extension DiscoveryCommunityViewController: ScrollViewContainer {
var scrollView: UIScrollView? {
tableView
}
}

65
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewModel+Diffable.swift Normal file
View File

@ -0,0 +1,65 @@
//
// DiscoveryCommunityViewModel+Diffable.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import UIKit
import Combine
extension DiscoveryCommunityViewModel {
func setupDiffableDataSource(
tableView: UITableView,
statusTableViewCellDelegate: StatusTableViewCellDelegate
) {
diffableDataSource = StatusSection.diffableDataSource(
tableView: tableView,
context: context,
configuration: StatusSection.Configuration(
statusTableViewCellDelegate: statusTableViewCellDelegate,
timelineMiddleLoaderTableViewCellDelegate: nil,
filterContext: .none,
activeFilters: nil
)
)
stateMachine.enter(State.Reloading.self)
statusFetchedResultsController.$records
.receive(on: DispatchQueue.main)
.sink { [weak self] records in
guard let self = self else { return }
guard let diffableDataSource = self.diffableDataSource else { return }
var snapshot = NSDiffableDataSourceSnapshot<StatusSection, StatusItem>()
snapshot.appendSections([.main])
let items = records.map { StatusItem.status(record: $0) }
snapshot.appendItems(items, toSection: .main)
if let currentState = self.stateMachine.currentState {
switch currentState {
case is State.Initial,
is State.Reloading,
is State.Loading,
is State.Idle,
is State.Fail:
if !items.isEmpty {
snapshot.appendItems([.bottomLoader], toSection: .main)
}
case is State.NoMore:
break
default:
assertionFailure()
break
}
}
diffableDataSource.applySnapshot(snapshot, animated: false)
}
.store(in: &disposeBag)
}
}

206
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewModel+State.swift Normal file
View File

@ -0,0 +1,206 @@
//
// DiscoveryCommunityViewModel+State.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import os.log
import Foundation
import GameplayKit
import MastodonSDK
extension DiscoveryCommunityViewModel {
class State: GKState, NamingState {
let logger = Logger(subsystem: "DiscoveryCommunityViewModel.State", category: "StateMachine")
let id = UUID()
var name: String {
String(describing: Self.self)
}
weak var viewModel: DiscoveryCommunityViewModel?
init(viewModel: DiscoveryCommunityViewModel) {
self.viewModel = viewModel
}
override func didEnter(from previousState: GKState?) {
super.didEnter(from: previousState)
let previousState = previousState as? DiscoveryCommunityViewModel.State
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): [\(self.id.uuidString)] enter \(self.name), previous: \(previousState?.name ?? "<nil>")")
}
@MainActor
func enter(state: State.Type) {
stateMachine?.enter(state)
}
deinit {
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): [\(self.id.uuidString)] \(self.name)")
}
}
}
extension DiscoveryCommunityViewModel.State {
class Initial: DiscoveryCommunityViewModel.State {
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Reloading.Type:
return true
default:
return false
}
}
}
class Reloading: DiscoveryCommunityViewModel.State {
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Loading.Type:
return true
default:
return false
}
}
override func didEnter(from previousState: GKState?) {
super.didEnter(from: previousState)
guard let _ = viewModel, let stateMachine = stateMachine else { return }
stateMachine.enter(Loading.self)
}
}
class Fail: DiscoveryCommunityViewModel.State {
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Loading.Type:
return true
default:
return false
}
}
override func didEnter(from previousState: GKState?) {
super.didEnter(from: previousState)
guard let _ = viewModel, let stateMachine = stateMachine else { return }
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: retry loading 3s later…", ((#file as NSString).lastPathComponent), #line, #function)
DispatchQueue.main.asyncAfter(deadline: .now() + 3) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: retry loading", ((#file as NSString).lastPathComponent), #line, #function)
stateMachine.enter(Loading.self)
}
}
}
class Idle: DiscoveryCommunityViewModel.State {
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Reloading.Type, is Loading.Type:
return true
default:
return false
}
}
}
class Loading: DiscoveryCommunityViewModel.State {
var maxID: String?
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Fail.Type:
return true
case is Idle.Type:
return true
case is NoMore.Type:
return true
default:
return false
}
}
override func didEnter(from previousState: GKState?) {
super.didEnter(from: previousState)
guard let viewModel = viewModel, let stateMachine = stateMachine else { return }
switch previousState {
case is Reloading:
maxID = nil
default:
break
}
guard let authenticationBox = viewModel.context.authenticationService.activeMastodonAuthenticationBox.value else {
stateMachine.enter(Fail.self)
return
}
let maxID = self.maxID
let isReloading = maxID == nil
Task {
do {
let response = try await viewModel.context.apiService.publicTimeline(
query: .init(
local: true,
remote: nil,
onlyMedia: nil,
maxID: maxID,
sinceID: nil,
minID: nil,
limit: 20
),
authenticationBox: authenticationBox
)
let newMaxID = response.link?.maxID
let hasMore = newMaxID != nil
self.maxID = newMaxID
var hasNewStatusesAppend = false
var statusIDs = isReloading ? [] : viewModel.statusFetchedResultsController.statusIDs.value
for status in response.value {
guard !statusIDs.contains(status.id) else { continue }
statusIDs.append(status.id)
hasNewStatusesAppend = true
}
if hasNewStatusesAppend, hasMore {
self.maxID = response.link?.maxID
await enter(state: Idle.self)
} else {
await enter(state: NoMore.self)
}
viewModel.statusFetchedResultsController.statusIDs.value = statusIDs
viewModel.didLoadLatest.send()
} catch {
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): fetch user timeline fail: \(error.localizedDescription)")
await enter(state: Fail.self)
}
} // end Task
} // end func
}
class NoMore: DiscoveryCommunityViewModel.State {
override func isValidNextState(_ stateClass: AnyClass) -> Bool {
switch stateClass {
case is Reloading.Type:
return true
default:
return false
}
}
override func didEnter(from previousState: GKState?) {
super.didEnter(from: previousState)
}
}
}

65
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewModel.swift Normal file
View File

@ -0,0 +1,65 @@
//
// DiscoveryCommunityViewModel.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import os.log
import UIKit
import Combine
import GameplayKit
import CoreData
import CoreDataStack
import MastodonSDK
final class DiscoveryCommunityViewModel {
let logger = Logger(subsystem: "DiscoveryCommunityViewModel", category: "ViewModel")
var disposeBag = Set<AnyCancellable>()
// input
let context: AppContext
let viewDidAppeared = PassthroughSubject<Void, Never>()
let statusFetchedResultsController: StatusFetchedResultsController
let listBatchFetchViewModel = ListBatchFetchViewModel()
// output
var diffableDataSource: UITableViewDiffableDataSource<StatusSection, StatusItem>?
private(set) lazy var stateMachine: GKStateMachine = {
let stateMachine = GKStateMachine(states: [
State.Initial(viewModel: self),
State.Reloading(viewModel: self),
State.Fail(viewModel: self),
State.Idle(viewModel: self),
State.Loading(viewModel: self),
State.NoMore(viewModel: self),
])
stateMachine.enter(State.Initial.self)
return stateMachine
}()
let didLoadLatest = PassthroughSubject<Void, Never>()
init(context: AppContext) {
self.context = context
self.statusFetchedResultsController = StatusFetchedResultsController(
managedObjectContext: context.managedObjectContext,
domain: nil,
additionalTweetPredicate: nil
)
// end init
context.authenticationService.activeMastodonAuthentication
.map { $0?.domain }
.assign(to: \.value, on: statusFetchedResultsController.domain)
.store(in: &disposeBag)
}
deinit {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
}
}

64
Mastodon/Scene/Discovery/Community/DiscoveryCommunityViewViewModel.swift Normal file
View File

@ -0,0 +1,64 @@
//
// DiscoveryCommunityViewModel.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import os.log
import UIKit
import Combine
import GameplayKit
import CoreData
import CoreDataStack
import MastodonSDK
final class DiscoveryCommunityViewModel {
let logger = Logger(subsystem: "DiscoveryCommunityViewModel", category: "ViewModel")
var disposeBag = Set<AnyCancellable>()
// input
let context: AppContext
let viewDidAppeared = PassthroughSubject<Void, Never>()
let statusFetchedResultsController: StatusFetchedResultsController
// output
var diffableDataSource: UITableViewDiffableDataSource<StatusSection, StatusItem>?
private(set) lazy var stateMachine: GKStateMachine = {
let stateMachine = GKStateMachine(states: [
State.Initial(viewModel: self),
State.Reloading(viewModel: self),
State.Fail(viewModel: self),
State.Idle(viewModel: self),
State.Loading(viewModel: self),
State.NoMore(viewModel: self),
])
stateMachine.enter(State.Initial.self)
return stateMachine
}()
let didLoadLatest = PassthroughSubject<Void, Never>()
init(context: AppContext) {
self.context = context
self.statusFetchedResultsController = StatusFetchedResultsController(
managedObjectContext: context.managedObjectContext,
domain: nil,
additionalTweetPredicate: nil
)
// end init
context.authenticationService.activeMastodonAuthentication
.map { $0?.domain }
.assign(to: \.value, on: statusFetchedResultsController.domain)
.store(in: &disposeBag)
}
deinit {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
}
}

25
Mastodon/Scene/Discovery/DiscoveryViewModel.swift
View File

@ -9,6 +9,7 @@ import UIKit
import Combine
import Tabman
import Pageboy
import MastodonLocalization
final class DiscoveryViewModel {
@ -19,6 +20,7 @@ final class DiscoveryViewModel {
let discoveryPostsViewController: DiscoveryPostsViewController
let discoveryHashtagsViewController: DiscoveryHashtagsViewController
let discoveryNewsViewController: DiscoveryNewsViewController
let discoveryCommunityViewController: DiscoveryCommunityViewController
let discoveryForYouViewController: DiscoveryForYouViewController
@Published var viewControllers: [ScrollViewContainer & PageViewController]
@ -48,6 +50,12 @@ final class DiscoveryViewModel {
viewController.viewModel = DiscoveryNewsViewModel(context: context)
return viewController
}()
discoveryCommunityViewController = {
let viewController = DiscoveryCommunityViewController()
setupDependency(viewController)
viewController.viewModel = DiscoveryCommunityViewModel(context: context)
return viewController
}()
discoveryForYouViewController = {
let viewController = DiscoveryForYouViewController()
setupDependency(viewController)
@ -58,6 +66,7 @@ final class DiscoveryViewModel {
discoveryPostsViewController,
discoveryHashtagsViewController,
discoveryNewsViewController,
discoveryCommunityViewController,
discoveryForYouViewController,
]
// end init
@ -123,7 +132,7 @@ protocol PageViewController: UIViewController {
// MARK: - PageViewController
extension DiscoveryPostsViewController: PageViewController {
var tabItemTitle: String { "Posts" }
var tabItemTitle: String { L10n.Scene.Discovery.Tabs.posts }
var tabItem: TMBarItemable {
return TMBarItem(title: tabItemTitle)
}
@ -132,7 +141,7 @@ extension DiscoveryPostsViewController: PageViewController {
// MARK: - PageViewController
extension DiscoveryHashtagsViewController: PageViewController {
var tabItemTitle: String { "Hashtags" }
var tabItemTitle: String { L10n.Scene.Discovery.Tabs.hashtags }
var tabItem: TMBarItemable {
return TMBarItem(title: tabItemTitle)
@ -141,7 +150,15 @@ extension DiscoveryHashtagsViewController: PageViewController {
// MARK: - PageViewController
extension DiscoveryNewsViewController: PageViewController {
var tabItemTitle: String { "News" }
var tabItemTitle: String { L10n.Scene.Discovery.Tabs.news }
var tabItem: TMBarItemable {
return TMBarItem(title: tabItemTitle)
}
}
// MARK: - PageViewController
extension DiscoveryCommunityViewController: PageViewController {
var tabItemTitle: String { "Community" }
var tabItem: TMBarItemable {
return TMBarItem(title: tabItemTitle)
}
@ -149,7 +166,7 @@ extension DiscoveryNewsViewController: PageViewController {
// MARK: - PageViewController
extension DiscoveryForYouViewController: PageViewController {
var tabItemTitle: String { "For You" }
var tabItemTitle: String { L10n.Scene.Discovery.Tabs.forYou }
var tabItem: TMBarItemable {
return TMBarItem(title: tabItemTitle)
}

1
Mastodon/Scene/Discovery/Hashtags/DiscoveryHashtagsViewModel.swift
View File

@ -73,4 +73,5 @@ extension DiscoveryHashtagsViewModel {
hashtags = response.value.filter { !$0.name.isEmpty }
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): fetch tags: \(response.value.count)")
}
}

2
Mastodon/Scene/Discovery/Posts/DiscoveryPostsViewModel+State.swift
View File

@ -180,7 +180,7 @@ extension DiscoveryPostsViewModel.State {
}
viewModel.statusFetchedResultsController.statusIDs.value = statusIDs
viewModel.didLoadLatest.send()
// } catch let error as?
} catch {
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): fetch posts fail: \(error.localizedDescription)")
if let error = error as? Mastodon.API.Error, error.httpResponseStatus.code == 404 {

6
Mastodon/Scene/Profile/Timeline/UserTimelineViewModel+State.swift
View File

@ -195,6 +195,12 @@ extension UserTimelineViewModel.State {
// trigger data source update. otherwise, spinner always display
viewModel.isSuspended.value = viewModel.isSuspended.value
// remove bottom loader
guard let diffableDataSource = viewModel.diffableDataSource else { return }
var snapshot = diffableDataSource.snapshot()
snapshot.deleteItems([.bottomLoader])
diffableDataSource.apply(snapshot)
}
}
}

52
Mastodon/Service/APIService/APIService+PublicTimeline.swift Normal file
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@ -0,0 +1,52 @@
//
// APIService+PublicTimeline.swift
// Mastodon
//
// Created by MainasuK on 2022-4-29.
//
import Foundation
import Combine
import CoreData
import CoreDataStack
import CommonOSLog
import MastodonSDK
extension APIService {
func publicTimeline(
query: Mastodon.API.Timeline.PublicTimelineQuery,
authenticationBox: MastodonAuthenticationBox
) async throws -> Mastodon.Response.Content<[Mastodon.Entity.Status]> {
let domain = authenticationBox.domain
let authorization = authenticationBox.userAuthorization
let response = try await Mastodon.API.Timeline.public(
session: session,
domain: domain,
query: query,
authorization: authorization
).singleOutput()
let managedObjectContext = self.backgroundManagedObjectContext
try await managedObjectContext.performChanges {
let me = authenticationBox.authenticationRecord.object(in: managedObjectContext)?.user
for entity in response.value {
_ = Persistence.Status.createOrMerge(
in: managedObjectContext,
context: Persistence.Status.PersistContext(
domain: domain,
entity: entity,
me: me,
statusCache: nil,
userCache: nil,
networkDate: response.networkDate
)
)
}
}
return response
} // end func
}

2
Mastodon/Service/APIService/APIService+UserTimeline.swift
View File

@ -48,7 +48,7 @@ extension APIService {
try await managedObjectContext.performChanges {
let me = authenticationBox.authenticationRecord.object(in: managedObjectContext)?.user
for entity in response.value {
Persistence.Status.createOrMerge(
_ = Persistence.Status.createOrMerge(
in: managedObjectContext,
context: Persistence.Status.PersistContext(
domain: domain,

6
MastodonSDK/Sources/MastodonSDK/API/Mastodon+API+Timeline.swift
View File

@ -33,16 +33,18 @@ extension Mastodon.API.Timeline {
/// - session: `URLSession`
/// - domain: Mastodon instance domain. e.g. "example.com"
/// - query: `PublicTimelineQuery` with query parameters
/// - authorization: required if the instance has disabled public preview
/// - Returns: `AnyPublisher` contains `Token` nested in the response
public static func `public`(
session: URLSession,
domain: String,
query: PublicTimelineQuery
query: PublicTimelineQuery,
authorization: Mastodon.API.OAuth.Authorization?
) -> AnyPublisher<Mastodon.Response.Content<[Mastodon.Entity.Status]>, Error> {
let request = Mastodon.API.get(
url: publicTimelineEndpointURL(domain: domain),
query: query,
authorization: nil
authorization: authorization
)
return session.dataTaskPublisher(for: request)
.tryMap { data, response in