Files
CoreStore/Sources/Setup/Dynamic Models/ManagedObject.swift
2017-04-05 21:56:19 +09:00

69 lines
2.2 KiB
Swift

//
// ManagedObject.swift
// CoreStore
//
// Copyright © 2017 John Rommel Estropia
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
import CoreData
import Foundation
// MARK: - ManagedObject
open class ManagedObject: ManagedObjectProtocol {
public required init(_ object: NSManagedObject) {
self.isMeta = false
self.rawObject = object
self.initializeAttributes(Mirror(reflecting: self), { [unowned object] in object })
}
public required init(asMeta: Void) {
self.isMeta = true
self.rawObject = nil
}
// MARK: Internal
internal let rawObject: NSManagedObject?
internal let isMeta: Bool
// MARK: Private
private func initializeAttributes(_ mirror: Mirror, _ accessRawObject: @escaping () -> NSManagedObject) {
_ = mirror.superclassMirror.flatMap({ self.initializeAttributes($0, accessRawObject) })
for child in mirror.children {
guard case let property as AttributeProtocol = child.value else {
continue
}
property.accessRawObject = accessRawObject
}
}
}