Notes

//
// Extension.swift
// DiaryApp
//
// Created by Can Yüksel on 16.04.2017.
// Copyright © 2017 Can Yüksel. All rights reserved.
//

import Foundation

protocol JSONRepresentable {
var JSONRepresentation: Any { get }
}

protocol JSONSerializable: JSONRepresentable {}

extension JSONSerializable {
var JSONRepresentation: Any {
var representation = [String: Any]()

for case let (label?, value) in Mirror(reflecting: self).children {

switch value {

case let value as Dictionary<String, Any>:
representation[label] = value as AnyObject

case let value as Array<Any>:
if let val = value as? [JSONSerializable] {
representation[label] = val.map({ $0.JSONRepresentation as AnyObject }) as AnyObject
} else {
representation[label] = value as AnyObject
}

case let value:
representation[label] = value as AnyObject

default:
// Ignore any unserializable properties
break
}
}
return representation as Any
}
}

extension JSONSerializable {
func toJSON() -> String? {
let representation = JSONRepresentation

guard JSONSerialization.isValidJSONObject(representation) else {
print("Invalid JSON Representation")
return nil
}

do {
let data = try JSONSerialization.data(withJSONObject: representation, options: [])

return String(data: data, encoding: .utf8)
} catch {
return nil
}
}
}