blackjack.go

package main

import (
	"blackjack/blackjack"
	"blackjack/cards"
	"fmt"
)

func getYesOrNo(prompt string) bool {
	var input string

	for true {
		fmt.Print(prompt)
		fmt.Scanln(&input)

		if input[0] == 'y' {
			return true
		} else if input[0] == 'n' {
			return false
		}

		fmt.Print("Please answer 'y' or 'n'\n")
	}

	return false
}
func playHand(dealersHand *blackjack.Hand, playersHand *blackjack.Hand) {
	for playersHand.Score() <= 21 {
		hit := getYesOrNo("Do you want to hit [y/n]? ")

		if !hit {
			break
		}

		card := playersHand.Hit()
		fmt.Printf("You were dealt the %s\n", card.ToStr())
	}

	if playersHand.Score() > 21 {
		fmt.Printf("You went bust\n")
		return
	}

	fmt.Printf("Dealer's bottom card is the %s\n", dealersHand.Cards[1].ToStr())

	for dealersHand.Score() < 17 {
		card := dealersHand.Hit()
		fmt.Printf("Dealer drew the %s\n", card.ToStr())
	}

	if dealersHand.Score() > 21 {
		fmt.Printf("Dealer went bust\n")
		return
	}

	if dealersHand.Score() > playersHand.Score() {
		fmt.Println("Dealer wins\n")
		fmt.Println("dealerhand", dealersHand.Pile.ToStr())
		fmt.Println("hand", playersHand.Pile.ToStr())
	} else if dealersHand.Score() < playersHand.Score() {
		fmt.Println("You win!\n")
		fmt.Println("dealerhand", dealersHand.Pile.ToStr())
		fmt.Println("hand", playersHand.Pile.ToStr())
	} else {
		fmt.Print("The game is a push\n")
	}
}

func main() {
	deck := cards.NewDeck()
	play := getYesOrNo("Do you want to play blackjack [y/n]? ")
	for play {
		dealersHand := blackjack.NewHand(deck)
		fmt.Printf("Dealer's top card is thgit e %s.\n", dealersHand.Cards[0].ToStr())
		playersHand := blackjack.NewHand(deck)
		fmt.Printf("Your hand is %s.\n", playersHand.ToStr())

		if playersHand.IsBlackjack() {
			fmt.Print("Blackjack!\n")

			if dealersHand.ScoreCard(0) >= 10 {
				fmt.Printf("Dealer's bottom card is the %s\n", dealersHand.Cards[1].ToStr())
			}

			if dealersHand.IsBlackjack() {
				fmt.Print("Blackjack!\n")
				fmt.Print("The game is a push\n")
			} else {
				fmt.Print("You win!\n")
			}
		} else {
			playHand(dealersHand, playersHand)
		}

		play = getYesOrNo("Do you want to play again [y/n]? ")
	}
}