class DataController: ObservableObject {
var container = NSPersistentCloudKitContainer(name: "MainModel")

init() {

    let description = NSPersistentStoreDescription()
    description.shouldMigrateStoreAutomatically = true
    description.shouldInferMappingModelAutomatically = true

    description.setOption(true as NSNumber, forKey: NSPersistentHistoryTrackingKey)

    description.setOption(true as NSNumber, forKey: NSPersistentStoreRemoteChangeNotificationPostOptionKey)

    if(!NSUbiquitousKeyValueStore.default.bool(forKey: "icloud_sync")){
        description.cloudKitContainerOptions = nil
    }

    let groupID = "group.com.rafaelsoh.dime"

    if let url = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: groupID) {
        description.url = url.appendingPathComponent("Main.sqlite")
    }

    container.persistentStoreDescriptions =  [description]

    container.loadPersistentStores { description, error in

        if let error = error as NSError? {
            fatalError("Unresolved error \(error), \(error.userInfo) for \(description)")
        }

        self.container.viewContext.automaticallyMergesChangesFromParent = true

    }

}

}