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Replace coalescing queue and other items with Combine

This commit is contained in:
Maurice Parker 2020-07-21 09:27:38 -05:00
parent e315687cc9
commit e8742306ad
1 changed files with 10 additions and 40 deletions
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50
Multiplatform/Shared/Sidebar/SidebarModel.swift
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@ -27,17 +27,12 @@ class SidebarModel: ObservableObject, UndoableCommandRunner {
private var cancellables = Set<AnyCancellable>()
private let rebuildSidebarItemsQueue = CoalescingQueue(name: "Rebuild The Sidebar Items", interval: 0.5)
var undoManager: UndoManager?
var undoableCommands = [UndoableCommand]()
init() {
subscribeToUnreadCountInitialization()
subscribeToUnreadCountChanges()
subscribeToRebuildSidebarItemsEvents()
subscribeToSelectedFeedChanges()
subscribeToReadFilterChanges()
}
// MARK: API
@ -60,23 +55,6 @@ private extension SidebarModel {
// MARK: Subscriptions
func subscribeToUnreadCountInitialization() {
NotificationCenter.default.publisher(for: .UnreadCountDidInitialize)
.filter { $0.object is AccountManager }
.sink { [weak self] note in
guard let self = self else { return }
self.rebuildSidebarItems(isReadFiltered: self.isReadFiltered)
}.store(in: &cancellables)
}
func subscribeToUnreadCountChanges() {
NotificationCenter.default.publisher(for: .UnreadCountDidChange)
.filter { _ in AccountManager.shared.isUnreadCountsInitialized }
.sink { [weak self] _ in
self?.queueRebuildSidebarItems()
}.store(in: &cancellables)
}
func subscribeToRebuildSidebarItemsEvents() {
let chidrenDidChangePublisher = NotificationCenter.default.publisher(for: .ChildrenDidChange)
let batchUpdateDidPerformPublisher = NotificationCenter.default.publisher(for: .BatchUpdateDidPerform)
@ -84,16 +62,22 @@ private extension SidebarModel {
let accountStateDidChangePublisher = NotificationCenter.default.publisher(for: .AccountStateDidChange)
let userDidAddAccountPublisher = NotificationCenter.default.publisher(for: .UserDidAddAccount)
let userDidDeleteAccountPublisher = NotificationCenter.default.publisher(for: .UserDidDeleteAccount)
let unreadCountDidInitializePublisher = NotificationCenter.default.publisher(for: .UnreadCountDidInitialize)
let unreadCountDidChangePublisher = NotificationCenter.default.publisher(for: .UnreadCountDidChange)
let sidebarRebuildPublishers = chidrenDidChangePublisher.merge(with: batchUpdateDidPerformPublisher,
displayNameDidChangePublisher,
accountStateDidChangePublisher,
userDidAddAccountPublisher,
userDidDeleteAccountPublisher)
userDidDeleteAccountPublisher,
unreadCountDidInitializePublisher,
unreadCountDidChangePublisher)
sidebarRebuildPublishers.sink { [weak self] _ in
guard let self = self else { return }
self.rebuildSidebarItems(isReadFiltered: self.isReadFiltered)
sidebarRebuildPublishers
.combineLatest($isReadFiltered)
.debounce(for: .milliseconds(500), scheduler: RunLoop.main)
.sink { [weak self] _, readFilter in
self?.rebuildSidebarItems(isReadFiltered: readFilter)
}.store(in: &cancellables)
}
@ -113,12 +97,6 @@ private extension SidebarModel {
.assign(to: $selectedFeeds)
}
func subscribeToReadFilterChanges() {
$isReadFiltered.sink { [weak self] filter in
self?.rebuildSidebarItems(isReadFiltered: filter)
}.store(in: &cancellables)
}
// MARK: Sidebar Building
func sort(_ folders: Set<Folder>) -> [Folder] {
@ -129,14 +107,6 @@ private extension SidebarModel {
return feeds.sorted(by: { $0.nameForDisplay.localizedStandardCompare($1.nameForDisplay) == .orderedAscending })
}
func queueRebuildSidebarItems() {
rebuildSidebarItemsQueue.add(self, #selector(rebuildSidebarItemsWithCurrentValues))
}
@objc func rebuildSidebarItemsWithCurrentValues() {
rebuildSidebarItems(isReadFiltered: isReadFiltered)
}
func rebuildSidebarItems(isReadFiltered: Bool) {
guard let delegate = delegate else { return }
var items = [SidebarItem]()