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        // example to show how to check if core data can infers a mapping model by itself
        // do not forget to add the .momd to you model object package!!!!
        // https://developer.apple.com/documentation/coredata/nsmappingmodel/1506468-inferredmappingmodelforsourcemod
        // SWIFT 4
        
        if let previousModelURL = Bundle.main.url(forResource: "YOURMODELNAME.momd/YOURMODELVERSION 2", withExtension: "mom"),
            let previousModel = NSManagedObjectModel(contentsOf: previousModelURL),
            let currentModelURL = Bundle.main.url(forResource: "YOURMODELNAME.momd/YOURMODELVERSION 3", withExtension: "mom"),
            let currentModel = NSManagedObjectModel(contentsOf: currentModelURL) {
            

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//
//  CoreDataStackTheOldWay.swift
//  CoreDataShowcase
//
//  Created by Barbara Rodeker on 24.09.17.
//
//  THIS CLASS CONTAINS PROPERTIES THAT NEEDED TO BE
//  CREATED FOR CORE DATA BEFORE THE EXISTENCE OF NSPERSISTENTCONTAINER (added in iOS10)
//
// SWIFT 4

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//
//  CoreDataStack.swift
//  CoreDataShowcase
//
//  Created by Barbara Rodeker on 31.10.17.
//
//  THIS CLASS CONTAINS ALL THE REQUIRED PROPERTIES THAT NEED TO BE CREATED
//  FOR CORE DATA AFTER NSPersistentContainer was added in IOS 10
//
// SWIFT 4

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// Create a persistent container with an specific description for the stores 
private(set) lazy var container: NSPersistentContainer = {
        
        let description = NSPersistentStoreDescription()
        description.type = NSSQLiteStoreType
        description.shouldInferMappingModelAutomatically = false
        description.shouldMigrateStoreAutomatically = true
        
        let container = NSPersistentContainer(name: CoreDataStackTheNewWay.modelName)
        container.persistentStoreDescriptions = [description]

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import Foundation

// Extension on PropertyListSerialization to read an array from a property list file
extension PropertyListSerialization {
    
    // Takes the name of the PLIST file to be read. Name must be provided without extension.
    // returns an optional array if the file can be opened and parsed properly. 
    // - Parameters: 
    //       - named    String with the filename. No extension .plist needed
    static func arrayFromPlist(named name: String) -> [Any]? {

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// Model used -> https://free3d.com/download-page.php?url=rose-31675
let scene = SCNScene(named: "rose.obj")

// Set up the SceneView
sceneView.autoenablesDefaultLighting = true
sceneView.allowsCameraControl = true
sceneView.scene = scene
sceneView.backgroundColor = .black

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let effectView = UIVisualEffectView()
effectView.frame = view.bounds
effectView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
view.addSubview(effectView)
let e = UIBlurEffect(style: .dark)
effectView.effect = e

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// iOS 10 working way to fade in a blurred view (changing alpha in the container does not work on iOS 10)
let effectView = UIVisualEffectView()
effectView.frame = toast.bounds
effectView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
view.addSubview(effectView) //replace view with whatever view you want to blur

UIView.animate(withDuration: 0.2) {

    let blur = UIBlurEffect(style: .light)
    effectView.effect = blur

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//
//  NotificationViewController.swift
//  Content
//
//  Created by Barbara Rodeker on 28/09/16.
//  Copyright © 2016 Barbara Rodeker. All rights reserved.
//

import UIKit
import UserNotifications

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//
//  NotificationService.swift
//  Service
//
//  Created by Barbara Rodeker on 28/09/16.
//  Copyright © 2016 Barbara Rodeker. All rights reserved.
//

import UserNotifications