gistfile1.txt

//: Playground - noun: a place where people can play

import UIKit

protocol DisplaySection {
  var typeId: AnyHashable {get set}
  var title: String {get set}
  var items: [DisplayItem] {get set}
}

protocol DisplayItem {
  var typeId: AnyHashable {get set}
  var title: String {get set}
}

///////////

enum SectionType {
  case main
  case detail
}

enum ItemType {
  case one
  case two
}

class TestDisplayItem: DisplayItem {
  var typeId: ItemType
  var title: String
  
  init(typeId: ItemType, title: String) {
    self.typeId = typeId
    self.title = title
  }
}

class TestDisplaySection: DisplaySection {
  var typeId: SectionType
  var title: String
  var items: [TestDisplayItem]
  
  init(typeId: SectionType, title: String, items: [TestDisplayItem]) {
    self.typeId = typeId
    self.title = title
    self.items = items
  }
}