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Change to only resort when sort parameters change

This commit is contained in:
Maurice Parker 2020-07-13 16:06:42 -05:00
parent 1a74701052
commit 4bb88363e7
1 changed files with 21 additions and 9 deletions
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30
Multiplatform/Shared/Timeline/TimelineModel.swift
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@ -55,12 +55,19 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
return _idToArticleDictionary
}
private var sortDirection: Bool {
AppDefaults.shared.timelineSortDirection
private var sortDirection = AppDefaults.shared.timelineSortDirection {
didSet {
if sortDirection != oldValue {
sortParametersDidChange()
}
}
}
private var groupByFeed = AppDefaults.shared.timelineGroupByFeed {
didSet {
if groupByFeed != oldValue {
sortParametersDidChange()
}
}
private var groupByFeed: Bool {
AppDefaults.shared.timelineGroupByFeed
}
init() {
@ -207,10 +214,8 @@ private extension TimelineModel {
}
@objc func userDefaultsDidChange(_ note: Notification) {
performBlockAndRestoreSelection {
articles = articles.sortedByDate(sortDirection ? .orderedDescending : .orderedAscending, groupByFeed: groupByFeed)
rebuildTimelineItems()
}
sortDirection = AppDefaults.shared.timelineSortDirection
groupByFeed = AppDefaults.shared.timelineGroupByFeed
}
// MARK: Timeline Management
@ -233,6 +238,13 @@ private extension TimelineModel {
}
}
func sortParametersDidChange() {
performBlockAndRestoreSelection {
articles = articles.sortedByDate(sortDirection ? .orderedDescending : .orderedAscending, groupByFeed: groupByFeed)
rebuildTimelineItems()
}
}
func performBlockAndRestoreSelection(_ block: (() -> Void)) {
// let savedSelection = selectedArticleIDs()
block()