Player

class Player {
    private static let DEFAULT_NAME: String = "Player"
    private static var s_lastId: Int = 0
    private static func getNextId() -> Int {
        s_lastId += 1
        return s_lastId
    }
    private var _id:Int
    private var _name:String
    private var _score:Int = 0
    private var _level:Int = 1

    var name:String {
        get{
            return _name
        }
        set {
            if newValue.count > 0 {
                _name = newValue
            }
        }
    }

    init(myName:String) {
        if myName.count == 0 {
            _name = Player.DEFAULT_NAME
        } else {
            _name = myName
        }
        _id = Player.getNextId()
    }

    func getScore() -> Int {
        return _score
    }

    func getLevel() -> Int {
        return _level
    }

    func gameWon() {
        changeScore(_score + 5)
    }

    func gameLost() {
        changeScore(_score - 2)
    }

    func changeScore(_ newScore:Int) {
        _score = newScore
        updateLevel()
    }

    private func updateLevel() {
        if _score < 10 {
            _level = 1
        } else if _score < 20 {
            _level = 2
        } else {
            _level = 3
        }
    }
}

let player1 = Player(myName: "Brigitte")
let player2 = Player(myName: "Francis")

player1.gameWon()
player1.gameWon()
player1.gameLost()
player1.changeScore(15)

let player3 = Player(myName: "Yves")
print("Player3 : \(player3.name)") // lecture de la variable (dans name > get{})
player3.name = "Jackie" // écriture de la variable (dans name > set{})