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Reimplement toggle read/unread for selected toolbar item.

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This commit is contained in:
Maurice Parker 2020-07-25 16:07:12 -05:00
parent 479562b47f
commit f793e1b02d
2 changed files with 88 additions and 76 deletions
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2
Multiplatform/Shared/SceneModel.swift
View File

@ -68,7 +68,7 @@ final class SceneModel: ObservableObject {
/// Toggles the read status for the selected articles
func toggleReadStatusForSelectedArticles() {
// timelineModel.toggleReadStatusForSelectedArticles()
timelineModel.toggleReadStatusForSelectedArticlesSubject.send()
}
/// Toggles the star status for the selected articles

162
Multiplatform/Shared/Timeline/TimelineModel.swift
View File

@ -36,6 +36,9 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
var selectedArticlesPublisher: AnyPublisher<[Article], Never>?
var articleStatusChangePublisher: AnyPublisher<Set<String>, Never>?
var toggleReadStatusForSelectedArticlesSubject = PassthroughSubject<Void, Never>()
var readFilterEnabledTable = [FeedIdentifier: Bool]()
var undoManager: UndoManager?
@ -56,8 +59,67 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
subscribeToSelectedArticleSelectionChanges()
subscribeToArticleStatusChanges()
// subscribeToAccountDidDownloadArticles()
subscribeToArticleMarkingEvents()
}
// MARK: API
func toggleReadFilter() {
// guard let filter = isReadFiltered, let feedID = feeds.first?.feedID else { return }
// readFilterEnabledTable[feedID] = !filter
// isReadFiltered = !filter
// self.fetchArticles()
}
@discardableResult
func goToNextUnread() -> Bool {
// var startIndex: Int
// if let firstArticle = selectedArticles.first, let index = timelineItems.firstIndex(where: { $0.article == firstArticle }) {
// startIndex = index
// } else {
// startIndex = 0
// }
//
// for i in startIndex..<timelineItems.count {
// if !timelineItems[i].article.status.read {
// select(timelineItems[i].article.articleID)
// return true
// }
// }
//
return false
}
func articleFor(_ articleID: String) -> Article? {
return timelineItems[articleID]?.article
}
func findPrevArticle(_ article: Article) -> Article? {
return nil
// guard let index = articles.firstIndex(of: article), index > 0 else {
// return nil
// }
// return articles[index - 1]
}
func findNextArticle(_ article: Article) -> Article? {
return nil
// guard let index = articles.firstIndex(of: article), index + 1 != articles.count else {
// return nil
// }
// return articles[index + 1]
}
func selectArticle(_ article: Article) {
// TODO: Implement me!
}
}
// MARK: Private
private extension TimelineModel {
// MARK: Subscriptions
func subscribeToArticleStatusChanges() {
@ -194,82 +256,32 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
.sink { markArticles(Set([$0]), statusKey: .read, flag: true) }
.store(in: &cancellables)
}
// MARK: API
func toggleReadFilter() {
// guard let filter = isReadFiltered, let feedID = feeds.first?.feedID else { return }
// readFilterEnabledTable[feedID] = !filter
// isReadFiltered = !filter
// self.fetchArticles()
}
func toggleReadStatusForSelectedArticles() {
// guard !selectedArticles.isEmpty else {
// return
// }
// if selectedArticles.anyArticleIsUnread() {
// markSelectedArticlesAsRead()
// } else {
// markSelectedArticlesAsUnread()
// }
}
@discardableResult
func goToNextUnread() -> Bool {
// var startIndex: Int
// if let firstArticle = selectedArticles.first, let index = timelineItems.firstIndex(where: { $0.article == firstArticle }) {
// startIndex = index
// } else {
// startIndex = 0
// }
//
// for i in startIndex..<timelineItems.count {
// if !timelineItems[i].article.status.read {
// select(timelineItems[i].article.articleID)
// return true
// }
// }
//
return false
}
func articleFor(_ articleID: String) -> Article? {
return timelineItems[articleID]?.article
}
func findPrevArticle(_ article: Article) -> Article? {
return nil
// guard let index = articles.firstIndex(of: article), index > 0 else {
// return nil
// }
// return articles[index - 1]
}
func findNextArticle(_ article: Article) -> Article? {
return nil
// guard let index = articles.firstIndex(of: article), index + 1 != articles.count else {
// return nil
// }
// return articles[index + 1]
}
func selectArticle(_ article: Article) {
// TODO: Implement me!
}
}
// MARK: Private
private extension TimelineModel {
func markArticlesWithUndo(_ articles: [Article], statusKey: ArticleStatus.Key, flag: Bool) {
if let undoManager = undoManager, let markReadCommand = MarkStatusCommand(initialArticles: articles, statusKey: statusKey, flag: flag, undoManager: undoManager) {
runCommand(markReadCommand)
} else {
markArticles(Set(articles), statusKey: statusKey, flag: flag)
}
func subscribeToArticleMarkingEvents() {
guard let selectedArticlesPublisher = selectedArticlesPublisher else { return }
let toggleReadPublisher = toggleReadStatusForSelectedArticlesSubject
.withLatestFrom(selectedArticlesPublisher)
.filter { !$0.isEmpty }
.map {selectedArticles -> ([Article], ArticleStatus.Key, Bool) in
if selectedArticles.anyArticleIsUnread() {
return (selectedArticles, ArticleStatus.Key.read, true)
} else {
return (selectedArticles, ArticleStatus.Key.read, false)
}
}
toggleReadPublisher
.sink { [weak self] (articles, key, flag) in
if let undoManager = self?.undoManager,
let markReadCommand = MarkStatusCommand(initialArticles: articles, statusKey: key, flag: flag, undoManager: undoManager) {
self?.runCommand(markReadCommand)
} else {
markArticles(Set(articles), statusKey: key, flag: flag)
}
}
.store(in: &cancellables)
}
// MARK: Timeline Management