//sends http request, handles response, deletes old data and writes a new one

self.spider.request().delete().write().execute()

// This is your storage for any network responce
// Storage will be used to update model

@objc public protocol TempObjectStorageProtocol: class{}

// Entity object. Can be subclass of NSManagedObject, or smth else

@objc public protocol EntityProtocol {

@objc static var entityName: String { get }

// Entity that contains some data (NSData, Image, ets.)

@objc optional var dataRemoutePaths: [String] { get }

@objc optional var dataNames: [String] { get }

}

// Persistant storage controller. E.g. Core data stack controller or other.

@objc public protocol PersistentStorageControllerProtocol {

@objc optional func update(name: String, with objects: TempObjectStorageProtocol)

@objc optional func remove(name: String, new objects: TempObjectStorageProtocol)

@objc optional func fetchWithoutData(name: String) -> [EntityProtocol]?

@objc optional func write(data dataStore: [TempObjectStorageProtocol], completed:((_ error: Error?) -> Void))

//    @objc func delete(data named: String, completed:((_ error: Error?) -> Void))

@objc optional func get(data named: String) -> Data?

}

// Network manager

public typealias NetworkResponseBlock = (_ objects: TempObjectStorageProtocol? , _ error: Error? ) -> (Void)

@objc public protocol NetworkControllerProtocol {

@objc func executeRequest(_ request: URLRequest,
response: @escaping NetworkResponseBlock) -> URLSessionTask

}