feat: multiplayer baccarat game

1 files changed, 49 insertions, 3 deletions

diff --git a/internal/casino/types.go b/internal/casino/types.go
index 1c4326a..c28b471 100644
--- a/internal/casino/types.go
+++ b/internal/casino/types.go
@@ -5,6 +5,7 @@ type GameName string
 const (
 	GameSlots     GameName = "slots"
 	GameBlackjack GameName = "blackjack"
+	GameBaccarat  GameName = "baccarat"
 )
 
 type BlackjackConfig struct {
@@ -60,6 +61,32 @@ func (c BlackjackConfig) Normalize() BlackjackConfig {
 	return c
 }
 
+// BaccaratConfig holds punto banco house rules: shoe composition and payout
+// multipliers. Banker wins pay BankerPayout:1 (a 5% commission game is 0.95);
+// tie wins pay TiePayout:1.
+type BaccaratConfig struct {
+	Decks        int     `yaml:"decks,omitempty"`
+	ShuffleAt    float64 `yaml:"shuffle_at,omitempty"`
+	TiePayout    float64 `yaml:"tie_payout,omitempty"`
+	BankerPayout float64 `yaml:"banker_payout,omitempty"`
+}
+
+func (c BaccaratConfig) Normalize() BaccaratConfig {
+	if c.Decks <= 0 {
+		c.Decks = 8
+	}
+	if c.ShuffleAt <= 0 || c.ShuffleAt >= 1 {
+		c.ShuffleAt = 0.25
+	}
+	if c.TiePayout <= 0 {
+		c.TiePayout = 8
+	}
+	if c.BankerPayout <= 0 {
+		c.BankerPayout = 0.95
+	}
+	return c
+}
+
 type TableConfig struct {
 	ID           string          `yaml:"id"`
 	Game         GameName        `yaml:"game"`
@@ -68,6 +95,7 @@ type TableConfig struct {
 	MinBet       int             `yaml:"min_bet,omitempty"`
 	MaxBet       int             `yaml:"max_bet,omitempty"`
 	Blackjack    BlackjackConfig `yaml:"blackjack,omitempty"`
+	Baccarat     BaccaratConfig  `yaml:"baccarat,omitempty"`
 }
 
 type MachineConfig struct {
@@ -146,6 +174,7 @@ const (
 	MenuSlotCommands  MenuKind = "slot_commands"
 	MenuBlackjackBet  MenuKind = "blackjack_bet"
 	MenuBlackjackTurn MenuKind = "blackjack_turn"
+	MenuBaccaratBet   MenuKind = "baccarat_bet"
 )
 
 // MenuView carries a structured menu alongside its plain-text Message so the
@@ -170,6 +199,7 @@ type Event struct {
 	Public         bool
 	Slot           *SlotSnapshot
 	Blackjack      *BlackjackSnapshot
+	Baccarat       *BaccaratSnapshot
 	Menu           *MenuView
 }
 
@@ -178,7 +208,8 @@ type SlotSnapshot struct {
 	StoppedReels int
 }
 
-type BlackjackCardView struct {
+// CardView renders one card for any card-based table game.
+type CardView struct {
 	Rank   string
 	Suit   string
 	Hidden bool
@@ -186,18 +217,33 @@ type BlackjackCardView struct {
 
 type BlackjackPlayerView struct {
 	Name  string
-	Cards []BlackjackCardView
+	Cards []CardView
 	Score string
 }
 
 type BlackjackSnapshot struct {
-	Dealer           []BlackjackCardView
+	Dealer           []CardView
 	DealerShownScore string
 	DealerScore      string
 	DealerRevealed   bool
 	Players          []BlackjackPlayerView
 }
 
+// BaccaratBetView lists one participant's wager on a baccarat outcome.
+type BaccaratBetView struct {
+	Name   string
+	Spot   string
+	Amount int
+}
+
+type BaccaratSnapshot struct {
+	Player      []CardView
+	Banker      []CardView
+	PlayerScore string
+	BankerScore string
+	Bets        []BaccaratBetView
+}
+
 type Participant struct {
 	Name      string
 	Connected bool