/*

    Copyright (C) 2016 Apple Inc. All Rights Reserved.

    See LICENSE.txt for this sample’s licensing information

    Abstract:

    Extends `Contact` to allow it to be represented as and initialized with an `NSDictionary`.

*/

import Foundation

extension Contact: DictionaryRepresentable {

    // MARK: Types

    private struct DictionaryKeys {

        static let familyName = "familyName"

        static let givenName = "givenName"

        static let emailAddress = "emailAddress"

    }

    // MARK: DictionaryRepresentable

    var dictionaryRepresentation: [String : Any] {

        var dictionary = [String: Any]()

        dictionary[DictionaryKeys.familyName] = nameComponents.familyName ?? ""

        dictionary[DictionaryKeys.givenName] = nameComponents.givenName ?? ""

        dictionary[DictionaryKeys.emailAddress] = emailAddress

        return dictionary

    }

    init?(dictionaryRepresentation dictionary: [String: Any]) {

        guard let emailAddress = dictionary[DictionaryKeys.emailAddress] as? String, !emailAddress.isEmpty else { return nil }

        var nameComponents = PersonNameComponents()

        nameComponents.familyName = dictionary[DictionaryKeys.familyName] as? String

        nameComponents.givenName = dictionary[DictionaryKeys.givenName] as? String

        self.nameComponents = nameComponents

        self.emailAddress = emailAddress

    }

}