starred/CoreStore
1
0
Fork 0
mirror of https://github.com/JohnEstropia/CoreStore.git synced 2026-01-17 22:46:51 +01:00
Code Issues 95 Packages Projects Releases 10 Wiki Activity

deprecate misleading API for sectionIndexTransformers

Browse Source
This commit is contained in:
John Estropia
2021-02-21 10:17:58 +09:00
parent 8f3a6638d8
commit f2efe175e5
10 changed files with 601 additions and 139 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
Sources/Internals.DiffableDataSourceSnapshot.swift
View File

@@ -47,10 +47,16 @@ extension Internals {
// MARK: Internal
init(sections: [NSFetchedResultsSectionInfo], fetchOffset: Int, fetchLimit: Int) {
init(
sections: [NSFetchedResultsSectionInfo],
sectionIndexTransformer: @escaping (_ sectionName: String?) -> String?,
fetchOffset: Int,
fetchLimit: Int
) {
self.structure = .init(
sections: sections,
sectionIndexTransformer: sectionIndexTransformer,
fetchOffset: Swift.max(0, fetchOffset),
fetchLimit: (fetchLimit > 0) ? fetchLimit : nil
)
@@ -264,11 +270,18 @@ extension Internals {
internal struct Section: DifferentiableSection, Equatable {
let indexTitle: String?
var isReloaded: Bool
init(differenceIdentifier: String, items: [Item] = [], isReloaded: Bool = false) {
init(
differenceIdentifier: String,
indexTitle: String?,
items: [Item] = [],
isReloaded: Bool = false
) {
self.differenceIdentifier = differenceIdentifier
self.indexTitle = indexTitle
self.elements = items
self.isReloaded = isReloaded
}
@@ -292,6 +305,7 @@ extension Internals {
self.init(
differenceIdentifier: source.differenceIdentifier,
indexTitle: source.indexTitle,
items: Array(elements),
isReloaded: source.isReloaded
)
@@ -329,16 +343,23 @@ extension Internals {
// MARK: Internal
let sectionIndexTransformer: (_ sectionName: String?) -> String?
var sections: [Section]
private(set) var reloadedItems: Set<NSManagedObjectID>
init() {
self.sectionIndexTransformer = { _ in nil }
self.sections = []
self.reloadedItems = []
}
init(sections: [NSFetchedResultsSectionInfo], fetchOffset: Int, fetchLimit: Int?) {
init(
sections: [NSFetchedResultsSectionInfo],
sectionIndexTransformer: @escaping (_ sectionName: String?) -> String?,
fetchOffset: Int,
fetchLimit: Int?
) {
let sliceItems: (_ array: [Any], _ offset: Int) -> Array<Any>.SubSequence
if let fetchLimit = fetchLimit {
@@ -373,9 +394,14 @@ extension Internals {
continue
}
newSections.append(
Section(differenceIdentifier: section.name, items: items)
Section(
differenceIdentifier: section.name,
indexTitle: section.indexTitle,
items: items
)
)
}
self.sectionIndexTransformer = sectionIndexTransformer
self.sections = newSections
self.reloadedItems = []
}
@@ -545,7 +571,14 @@ extension Internals {
mutating func append<C: Collection>(sectionIDs: C) where C.Element == String {
let newSections = sectionIDs.lazy.map({ Section(differenceIdentifier: $0) })
let sectionIndexTransformer = self.sectionIndexTransformer
let newSections = sectionIDs.lazy.map {
return Section(
differenceIdentifier: $0,
indexTitle: sectionIndexTransformer($0)
)
}
self.sections.append(contentsOf: newSections)
}
@@ -555,7 +588,14 @@ extension Internals {
Internals.abort("Section \"\(beforeSectionID)\" does not exist")
}
let newSections = sectionIDs.lazy.map({ Section(differenceIdentifier: $0) })
let sectionIndexTransformer = self.sectionIndexTransformer
let newSections = sectionIDs.lazy.map {
return Section(
differenceIdentifier: $0,
indexTitle: sectionIndexTransformer($0)
)
}
self.sections.insert(contentsOf: newSections, at: sectionIndex)
}
@@ -565,8 +605,15 @@ extension Internals {
Internals.abort("Section \"\(afterSectionID)\" does not exist")
}
let sectionIndexTransformer = self.sectionIndexTransformer
let sectionIndex = self.sections.index(after: beforeIndex)
let newSections = sectionIDs.lazy.map({ Section(differenceIdentifier: $0) })
let newSections = sectionIDs.lazy.map {
return Section(
differenceIdentifier: $0,
indexTitle: sectionIndexTransformer($0)
)
}
self.sections.insert(contentsOf: newSections, at: sectionIndex)
}