class GameLoop(private val first: Character,
               private val second: Character,
               val complition: (Character, Character) -> Unit) {

    fun init() {
        //enemy must be initialized first since the Card initiate needs them
        first.enemy = second
        second.enemy = first
        first.endGameAsLoser = { //first's deck is empty
            complition(second, first)
        }
        second.endGameAsLoser = { //second's deck is empty
            complition(first, second)
        }
        first.drawFromDeck(3)
        second.drawFromDeck(3)
    }

    fun start() {
        while(first.life > 0 && second.life > 0) {
            first.nextTurn()
            second.nextTurn()
        }
        endGame()
    }



    private fun endGame() {
        val winner = if (first.life >  0) first else second
        val loser = winner.enemy
        complition(winner, loser)
    }
}