//
//  Person.swift
//  Human
//
//  Created by Student on 16/10/2018.
//  Copyright © 2018 Student. All rights reserved.
//
protocol CaseDescribable: CustomStringConvertible, RawRepresentable { }
extension CaseDescribable where RawValue == String {

    var description: String {
        return self.rawValue
    }
}



class Person: CustomStringConvertible  {

    enum Gender: String, CaseDescribable {
        case male
        case female

        static func random() -> Gender {
            let randomValue = Int.random(in: 0...1)

            return randomValue == 0 ? .male : .female
        }
        var isMale: Bool {
            return self == .male
        }

        var isFemale: Bool {
            return !self.isMale
        }
    }

    enum Action: String, CaseDescribable {
        case fight
        case childbirth
        case nothing
    }
    struct Names {
        let female  = ["anna", "mari", "linda", "sofi"]
        let male = ["Grek", "Mark", "Luka", "Denis"]

        func random(gender: Gender) -> String {
            let names = Gender.female.isFemale ? self.female : self.male

            return names.randomElement() ?? ""
        }
    }

    let gender : Gender
    var kids = [Person]()
    var name = ""

    init(gender : Gender) {
        self.gender = gender
        }

    var description: String {
        let kids = self.kids
        var result = "Person name = \(self.name.uppercased()), gender = \(self.gender), genderSpesification = \(genderSpecification())"
        if !kids.isEmpty {
            result += ", children = \(kids) )"
        }

        return result
    }

    func genderSpecification() {

    }
}

class Woman: Person {
    override func genderSpecification() {
        _ = Action.childbirth
        addChild(child())
    }
    func child() -> Person{
        let gender = Gender.random()
        let person = Person(gender: gender)
        person.name = Names().random(gender: gender)

        return  person
    }
    func addChild(_ child: Person) {
        if self !== child {
           kids.append(child)
        }
    }
}

class Man: Person {
        override func genderSpecification() {
            _ = Action.fight
    }
}