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mastodon-app-ufficiale-ipho.../CoreDataStack/Entity/History.swift

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Swift
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//
// History.swift
// CoreDataStack
//
// Created by sxiaojian on 2021/2/1.
//
import CoreData
import Foundation
public final class History: NSManagedObject {
public typealias ID = UUID
@NSManaged public private(set) var identifier: ID
@NSManaged public private(set) var createAt: Date
@NSManaged public private(set) var day: Date
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@NSManaged public private(set) var uses: String
@NSManaged public private(set) var accounts: String
// many-to-one relationship
@NSManaged public private(set) var tag: Tag
}
public extension History {
override func awakeFromInsert() {
super.awakeFromInsert()
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setPrimitiveValue(UUID(), forKey: #keyPath(History.identifier))
}
@discardableResult
static func insert(
into context: NSManagedObjectContext,
property: Property
) -> History {
let history: History = context.insertObject()
history.day = property.day
history.uses = property.uses
history.accounts = property.accounts
return history
}
}
public extension History {
func update(day: Date) {
if self.day != day {
self.day = day
}
}
func update(uses: String) {
if self.uses != uses {
self.uses = uses
}
}
func update(accounts: String) {
if self.accounts != accounts {
self.accounts = accounts
}
}
}
public extension History {
struct Property {
public let day: Date
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public let uses: String
public let accounts: String
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public init(day: Date, uses: String, accounts: String) {
self.day = day
self.uses = uses
self.accounts = accounts
}
}
}
extension History: Managed {
public static var defaultSortDescriptors: [NSSortDescriptor] {
return [NSSortDescriptor(keyPath: \History.createAt, ascending: false)]
}
}