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Code Issues 95 Packages Projects Releases 10 Wiki Activity

WIP: docs

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This commit is contained in:
John Estropia
2019-10-19 09:34:31 +09:00
parent 0b18366ab1
commit 326b897b06
10 changed files with 354 additions and 125 deletions
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47
Sources/Internals.FetchedDiffableDataSourceSnapshotDelegate.swift
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@@ -119,13 +119,15 @@ extension Internals {
var snapshot = Internals.DiffableDataSourceSnapshot(
sections: controller.sections ?? []
)
snapshot.reloadItems(self.reloadedIDs)
snapshot.reloadSections(self.reloadedSectionIDs)
snapshot.reloadItems(self.reloadedItemIDs)
self.handler?.controller(
controller,
didChangeContentWith: snapshot
)
self.reloadedIDs.removeAll()
self.reloadedItemIDs.removeAll()
self.reloadedSectionIDs.removeAll()
}
@objc
@@ -139,14 +141,45 @@ extension Internals {
@objc
dynamic func controller(_ controller: NSFetchedResultsController<NSFetchRequestResult>, didChange anObject: Any, at indexPath: IndexPath?, for type: NSFetchedResultsChangeType, newIndexPath: IndexPath?) {
let object = anObject as! NSManagedObject
self.reloadedIDs.append(object.objectID)
switch type {
case .update,
.move where indexPath == newIndexPath:
let object = anObject as! NSManagedObject
self.reloadedItemIDs.append(object.objectID)
case .insert,
.delete,
.move:
return
@unknown default:
return
}
}
func controller(_ controller: NSFetchedResultsController<NSFetchRequestResult>, didChange sectionInfo: NSFetchedResultsSectionInfo, atSectionIndex sectionIndex: Int, for type: NSFetchedResultsChangeType) {
switch type {
case .update:
self.reloadedSectionIDs.append(sectionInfo.name)
case .insert,
.delete,
.move:
return
@unknown default:
return
}
}
// MARK: Private
private var reloadedIDs: [NSManagedObjectID] = []
private var reloadedItemIDs: [NSManagedObjectID] = []
private var reloadedSectionIDs: [String] = []
}
}