Added ability to play another game without restarting the app. Format…

…ting stuff.

cmd/gojackcli/card.go

@@ -35,4 +35,4 @@ func CardValue(c Card) int {
 
 func IsAceCard(c Card) bool {
 	return c.Type == "Ace"
-}
+}

cmd/gojackcli/deck.go

@@ -52,4 +52,4 @@ func Deal(d Deck, n int) ([]Card, Deck) {
 		deck = RemoveCard(d, i, n)
 	}
 	return cards, deck
-}
+}

cmd/gojackcli/hand.go

@@ -13,4 +13,4 @@ func GetHands(cards []Card) ([]Card, []Card) {
 		}
 	}
 	return dealerHand, playerHand
-}
+}

cmd/gojackcli/helpers.go

@@ -67,4 +67,4 @@ func ShowWelcome() {
 	fmt.Println("####### \u2665 \u2666 Gojack \u2663 \u2660 #######")
 	fmt.Println(strings.Repeat("#", 30) + "\n")
 	// fmt.Println("Welcome!\n")
-}
+}

cmd/gojackcli/main.go

@@ -8,35 +8,75 @@ import (
 )
 
 func main() {
-	deck := New()
-	Debug(deck)
-	Shuffle(deck)
-	Debug(deck)
-	cards, newDeck := Deal(deck, 4)
-	dealerHand, playerHand := GetHands(cards)
-	playerHandSlice := playerHand
-	dealerHandSlice := dealerHand
-	newDeckSlice := newDeck
-
-  ShowWelcome()
+	ShowWelcome()
 
-	fmt.Printf("Dealer Hand: %v\n", dealerHand[0])
-	fmt.Printf("Your Hand: %v (%v)\n", playerHand, GetTotal(playerHand))
-	play := true
+	game := true
+	for game {
+		deck := New()
+		Debug(deck)
+		Shuffle(deck)
+		Debug(deck)
+		cards, newDeck := Deal(deck, 4)
+		dealerHand, playerHand := GetHands(cards)
+		playerHandSlice := playerHand
+		dealerHandSlice := dealerHand
+		newDeckSlice := newDeck
 
-	if GetTotal(playerHand) == 21 && GetTotal(dealerHand) == 21 {
-		fmt.Println("BlackJack Push!")
-		return
-	} else if GetTotal(playerHand) == 21 {
-		fmt.Println("BlackJack! You win!")
-		return
-	 } else if GetTotal(dealerHand) == 21 {
-		fmt.Println("Dealer BlackJack! You lose!")
-		return
-	 }
+		fmt.Printf("Dealer Hand: %v\n", dealerHand[0])
+		fmt.Printf("Your Hand: %v (%v)\n", playerHand, GetTotal(playerHand))
+		play := true
 
-	for play {
-		fmt.Print("Do you want to hit or stay?\n")
+		if GetTotal(playerHand) == 21 && GetTotal(dealerHand) == 21 {
+			fmt.Println("BlackJack Push!")
+			return
+		} else if GetTotal(playerHand) == 21 {
+			fmt.Println("BlackJack! You win!")
+			return
+		} else if GetTotal(dealerHand) == 21 {
+			fmt.Println("Dealer BlackJack! You lose!")
+			return
+		}
+
+		for play {
+			fmt.Print("Do you want to hit or stay?\n")
+			reader := bufio.NewReader(os.Stdin)
+			input, err := reader.ReadString('\n')
+			if err != nil {
+				fmt.Println("An error occurred while reading input. Please try again", err)
+				return
+			}
+			input = strings.TrimSuffix(input, "\n")
+
+			if strings.ToLower(input) == "hit" {
+				playerHandSlice, newDeckSlice = Hit(newDeckSlice, playerHandSlice)
+				fmt.Printf("Your Hand: %v (%v)\n", playerHandSlice, GetTotal(playerHandSlice))
+				if GetTotal(playerHandSlice) > 21 {
+					fmt.Printf("Dealer Hand: %v (%v)\n", dealerHandSlice, GetTotal(dealerHandSlice))
+					fmt.Println("Busted")
+					return
+				}
+				// fmt.Printf("Dealer Total: %d\nYour Total: %d\n", GetTotal(dealerHandSlice), GetTotal(playerHandSlice))
+			} else {
+				play = false
+				fmt.Printf("Dealer Hand: %v\n", dealerHandSlice)
+			}
+		}
+
+		dealerTotal := GetTotal(dealerHandSlice)
+		for dealerTotal < 17 {
+			fmt.Println("Dealer Hits!")
+			dealerHandSlice, newDeckSlice = Hit(newDeckSlice, dealerHandSlice)
+			fmt.Printf("Dealer Hand: %v (%v)\n", dealerHandSlice, GetTotal(dealerHandSlice))
+			dealerTotal = GetTotal(dealerHandSlice)
+		}
+
+		dealerTotal = GetTotal(dealerHandSlice)
+		playerTotal := GetTotal(playerHandSlice)
+		fmt.Printf("Dealer Total: %d\nYour Total: %d\n", dealerTotal, playerTotal)
+		result := GetWinner(dealerTotal, playerTotal)
+		fmt.Println(result)
+
+		fmt.Print("Play again? ")
 		reader := bufio.NewReader(os.Stdin)
 		input, err := reader.ReadString('\n')
 		if err != nil {
@@ -45,33 +85,12 @@ func main() {
 		}
 		input = strings.TrimSuffix(input, "\n")
 
-		if strings.ToLower(input) == "hit" {
-			playerHandSlice, newDeckSlice = Hit(newDeckSlice, playerHandSlice)
-			fmt.Printf("Your Hand: %v (%v)\n", playerHandSlice, GetTotal(playerHandSlice))
-			if GetTotal(playerHandSlice) > 21 {
-				fmt.Printf("Dealer Hand: %v (%v)\n", dealerHandSlice, GetTotal(dealerHandSlice))
-				fmt.Println("Busted")
-				return
-			}
-			// fmt.Printf("Dealer Total: %d\nYour Total: %d\n", GetTotal(dealerHandSlice), GetTotal(playerHandSlice))
-		} else {
-			play = false
-			fmt.Printf("Dealer Hand: %v\n", dealerHandSlice)
+		if strings.ToLower(input) == "no" || strings.ToLower(input) == "n" {
+			game = false
+			fmt.Println("Thanks for playing!")
+			return
 		}
-	}
 
-	dealerTotal := GetTotal(dealerHandSlice)
-	for dealerTotal < 17 {
-		fmt.Println("Dealer Hits!")
-		dealerHandSlice, newDeckSlice = Hit(newDeckSlice, dealerHandSlice)
-		fmt.Printf("Dealer Hand: %v (%v)\n", dealerHandSlice, GetTotal(dealerHandSlice))
-		dealerTotal = GetTotal(dealerHandSlice)
 	}
 
-	dealerTotal = GetTotal(dealerHandSlice)
-	playerTotal := GetTotal(playerHandSlice)
-	fmt.Printf("Dealer Total: %d\nYour Total: %d\n", dealerTotal, playerTotal)
-	result := GetWinner(dealerTotal, playerTotal)
-	fmt.Println(result)
-
 }

cmd/gojackcli/main_test.go

@@ -3,75 +3,75 @@ package main
 import "testing"
 
 func TestCardValue(t *testing.T) {
-  testCases := []struct {
-    card Card
-    expected int 
-  }{
-    {Card{"Two", "Spades"}, 2},
-    {Card{"Ten", "Hearts"}, 10},
-    {Card{"Ace", "Clubs"}, 11},
-  }
+	testCases := []struct {
+		card     Card
+		expected int
+	}{
+		{Card{"Two", "Spades"}, 2},
+		{Card{"Ten", "Hearts"}, 10},
+		{Card{"Ace", "Clubs"}, 11},
+	}
 
-  for _, tc := range testCases {
-    actual := CardValue(tc.card)
-    if actual != tc.expected {
-      t.Errorf("CardValue(%v) expected %d, actual %d", tc.card, tc.expected, actual) 
-    }
-  }
+	for _, tc := range testCases {
+		actual := CardValue(tc.card)
+		if actual != tc.expected {
+			t.Errorf("CardValue(%v) expected %d, actual %d", tc.card, tc.expected, actual)
+		}
+	}
 }
 
 func TestGetTotal(t *testing.T) {
-  hand := Hand{
-    Card{"Ace", "Spades"},
-    Card{"King", "Hearts"},
-  }
-  
-  expected := 21
-  actual := GetTotal(hand)
-  
-  if actual != expected {
-    t.Errorf("GetTotal(%v) expected %d, actual %d", hand, expected, actual)
-  }
+	hand := Hand{
+		Card{"Ace", "Spades"},
+		Card{"King", "Hearts"},
+	}
+
+	expected := 21
+	actual := GetTotal(hand)
+
+	if actual != expected {
+		t.Errorf("GetTotal(%v) expected %d, actual %d", hand, expected, actual)
+	}
 }
 
 func TestGetHands(t *testing.T) {
-  cards := []Card{
-    {"Ace", "Spades"}, 
-    {"King", "Hearts"},
-    {"Queen", "Clubs"},
-    {"Jack", "Diamonds"},
-  }
-  
-  expectedDealer := []Card{{"Ace", "Spades"}, {"Queen", "Clubs"}}
-  expectedPlayer := []Card{{"King", "Hearts"}, {"Jack", "Diamonds"}}
-  
-  dealer, player := GetHands(cards)
-  
-  if len(dealer) != len(expectedDealer) || len(player) != len(expectedPlayer) {
-    t.Errorf("GetHands(%v) returned incorrect hand sizes", cards)
-  }
-  
-  for i := range dealer {
-    if dealer[i] != expectedDealer[i] {
-      t.Errorf("GetHands(%v) returned incorrect dealer hand", cards) 
-    }
-  }
-  
-  for i := range player {
-    if player[i] != expectedPlayer[i] {
-      t.Errorf("GetHands(%v) returned incorrect player hand", cards)
-    }
-  }
+	cards := []Card{
+		{"Ace", "Spades"},
+		{"King", "Hearts"},
+		{"Queen", "Clubs"},
+		{"Jack", "Diamonds"},
+	}
+
+	expectedDealer := []Card{{"Ace", "Spades"}, {"Queen", "Clubs"}}
+	expectedPlayer := []Card{{"King", "Hearts"}, {"Jack", "Diamonds"}}
+
+	dealer, player := GetHands(cards)
+
+	if len(dealer) != len(expectedDealer) || len(player) != len(expectedPlayer) {
+		t.Errorf("GetHands(%v) returned incorrect hand sizes", cards)
+	}
+
+	for i := range dealer {
+		if dealer[i] != expectedDealer[i] {
+			t.Errorf("GetHands(%v) returned incorrect dealer hand", cards)
+		}
+	}
+
+	for i := range player {
+		if player[i] != expectedPlayer[i] {
+			t.Errorf("GetHands(%v) returned incorrect player hand", cards)
+		}
+	}
 }
 
 func TestGetWinner(t *testing.T) {
-  dealerTotal := 20
-  playerTotal := 21
+	dealerTotal := 20
+	playerTotal := 21
 
-  expected := "You win!"
-  actual := GetWinner(dealerTotal, playerTotal)
+	expected := "You win!"
+	actual := GetWinner(dealerTotal, playerTotal)
 
-  if actual != expected {
-    t.Errorf("GetWinner(%d, %d) expected %s, actual %s", dealerTotal, playerTotal, expected, actual)
-  }
+	if actual != expected {
+		t.Errorf("GetWinner(%d, %d) expected %s, actual %s", dealerTotal, playerTotal, expected, actual)
+	}
 }