pokerlib

type Action struct {
	Source int    `json:"source"`
	Type   string `json:"type"`
	Value  int64  `json:"value,omitempty"`
}

type BlindSetting struct {
	Dealer int64 `json:"dealer"`
	SB     int64 `json:"sb"`
	BB     int64 `json:"bb"`
}

type CardSuit int32

type CombinationInfo struct {
	Type  string   `json:"type"`
	Cards []string `json:"cards"`
	Power int      `json:"power"`
}

type Game interface {
	ApplyOptions(opts *GameOptions) error
	Start() error
	Resume() error
	GetEvent() string
	GetState() *GameState
	GetStateJSON() ([]byte, error)
	LoadState(gs *GameState) error
	Player(idx int) Player
	Dealer() Player
	SmallBlind() Player
	BigBlind() Player
	Deal(count int) []string
	Burn(count int) error
	BecomeRaiser(Player) error
	ResetActedPlayers() error
	ResetAllPlayerStatus() error
	StartAtDealer() (Player, error)
	GetPlayerCount() int
	GetPlayers() []Player
	SetCurrentPlayer(Player) error
	GetCurrentPlayer() Player
	GetAllowedActions(Player) []string
	GetAvailableActions(Player) []string
	GetAlivePlayerCount() int
	GetMovablePlayerCount() int
	UpdateLastAction(source int, ptype string, value int64) error
	EmitEvent(event GameEvent) error
	PrintState() error
	PrintPots()

	// Operations
	Next() error
	ReadyForAll() error
	PayAnte() error
	PayBlinds() error

	// Actions
	Pass() error
	Pay(chips int64) error
	Fold() error
	Check() error
	Call() error
	Allin() error
	Bet(chips int64) error
	Raise(chipLevel int64) error
}

type GameEvent int32

type GameOptions struct {
	Ante                   int64                     `json:"ante"`
	Blind                  BlindSetting              `json:"blind"`
	Limit                  string                    `json:"limit"`
	HoleCardsCount         int                       `json:"hole_cards_count"`
	RequiredHoleCardsCount int                       `json:"required_hole_cards_count"`
	CombinationPowers      []combination.Combination `json:"combination_powers"`
	Deck                   []string                  `json:"deck"`
	BurnCount              int                       `json:"burn_count"`
	Players                []*PlayerSetting          `json:"players"`
}

type GameState struct {
	GameID    string             `json:"game_id"`
	CreatedAt int64              `json:"created_at"`
	UpdatedAt int64              `json:"updated_at"`
	Meta      Meta               `json:"meta"`
	Status    Status             `json:"status"`
	Players   []*PlayerState     `json:"players"`
	Result    *settlement.Result `json:"result,omitempty"`
}

type Meta struct {
	Ante                   int64                     `json:"ante"`
	Blind                  BlindSetting              `json:"blind"`
	Limit                  string                    `json:"limit"`
	HoleCardsCount         int                       `json:"hole_cards_count"`
	RequiredHoleCardsCount int                       `json:"required_hole_cards_count"`
	CombinationPowers      combination.PowerRankings `json:"combination_powers"`
	Deck                   []string                  `json:"deck"`
	BurnCount              int                       `json:"burn_count"`
}

type Player interface {
	State() *PlayerState
	SeatIndex() int
	CheckAction(action string) bool
	CheckPosition(pos string) bool
	AllowActions(actions []string) error
	ResetAllowedActions() error
	Reset() error
	Pass() error
	Pay(chips int64) error
	PayAnte() error
	PayBlinds() error
	Fold() error
	Check() error
	Call() error
	Allin() error
	Bet(chips int64) error
	Raise(chipLevel int64) error
}

type PlayerSetting struct {
	PlayerID  string   `json:"player_id"`
	Bankroll  int64    `json:"bankroll"`
	Positions []string `json:"positions"`
}

type PlayerState struct {
	Idx       int      `json:"idx"`
	Positions []string `json:"positions"`

	// Status
	Acted          bool     `json:"acted"`
	DidAction      string   `json:"did_action,omitempty"`
	Fold           bool     `json:"fold"`
	VPIP           bool     `json:"vpip"` // Voluntarily Put In Pot
	AllowedActions []string `json:"allowed_actions,omitempty"`

	// Stack and wager
	Bankroll         int64 `json:"bankroll"`
	InitialStackSize int64 `json:"initial_stack_size"` // bankroll - pot
	StackSize        int64 `json:"stack_size"`         // initial_stack_size - wager
	Pot              int64 `json:"pot"`
	Wager            int64 `json:"wager"`

	// Hole cards information
	HoleCards   []string         `json:"hole_cards,omitempty"`
	Combination *CombinationInfo `json:"combination,omitempty"`
}

type PokerFace interface {
	NewGame(opts *GameOptions) Game
	NewGameFromState(gs *GameState) Game
}

type RankInfo struct {
	Player *PlayerState
	Power  *combination.PowerState
}

type Status struct {
	MiniBet             int64      `json:"mini_bet"`
	MaxWager            int64      `json:"max_wager"`
	Pots                []*pot.Pot `json:"pots"`
	Round               string     `json:"round,omitempty"`
	Burned              []string   `json:"burned,omitempty"`
	Board               []string   `json:"board,omitempty"`
	PreviousRaiseSize   int64      `json:"previous_raise_size"`
	CurrentDeckPosition int        `json:"current_deck_position"`
	CurrentRoundPot     int64      `json:"current_round_pot"`
	CurrentWager        int64      `json:"current_wager"`
	CurrentRaiser       int        `json:"current_raiser"`
	CurrentPlayer       int        `json:"current_player"`
	CurrentEvent        string     `json:"current_event"`
	LastAction          *Action    `json:"last_action,omitempty"`
}