while (player.sum() <= 16 && player.playerHand.length < 5) {
    let TakeOneMoreCardPlayer = CardDeck.TakeCard();
    player.GiveCard(TakeOneMoreCardPlayer);
}

while (player.playerHand.length < 5 && dealer.sum() < player.sum() && dealer.dealerHand.length < 5) {
    let TakeOneMoreCardDealer = CardDeck.TakeCard();
    dealer.GiveCard(TakeOneMoreCardDealer);
}