guandan.dev

guandan.dev

https://git.tonybtw.com/guandan.dev.git git://git.tonybtw.com/guandan.dev.git
guandan.dev / server / game / card.go
2,180 bytes raw
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package game
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type Suit int
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const (
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	Suit_Hearts Suit = iota
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	Suit_Diamonds
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	Suit_Clubs
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	Suit_Spades
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	Suit_Joker
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)
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type Rank int
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const (
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	Rank_Two Rank = iota
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	Rank_Three
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	Rank_Four
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	Rank_Five
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	Rank_Six
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	Rank_Seven
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	Rank_Eight
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	Rank_Nine
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	Rank_Ten
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	Rank_Jack
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	Rank_Queen
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	Rank_King
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	Rank_Ace
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	Rank_Black_Joker
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	Rank_Red_Joker
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)
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type Card struct {
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	Suit Suit
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	Rank Rank
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	Id   int
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}
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type Deck struct {
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	Cards []Card
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}
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func New_Deck() *Deck {
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	deck := &Deck{Cards: make([]Card, 0, 108)}
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	id := 0
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	for copy := 0; copy < 2; copy++ {
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		for suit := Suit_Hearts; suit <= Suit_Spades; suit++ {
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			for rank := Rank_Two; rank <= Rank_Ace; rank++ {
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				deck.Cards = append(deck.Cards, Card{Suit: suit, Rank: rank, Id: id})
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				id++
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			}
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		}
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		deck.Cards = append(deck.Cards, Card{Suit: Suit_Joker, Rank: Rank_Black_Joker, Id: id})
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		id++
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		deck.Cards = append(deck.Cards, Card{Suit: Suit_Joker, Rank: Rank_Red_Joker, Id: id})
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		id++
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	}
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	return deck
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}
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func (d *Deck) Shuffle() {
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	for i := len(d.Cards) - 1; i > 0; i-- {
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		j := rand_int(i + 1)
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		d.Cards[i], d.Cards[j] = d.Cards[j], d.Cards[i]
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	}
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}
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func (d *Deck) Deal() [4][]Card {
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	var hands [4][]Card
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	for i := 0; i < 4; i++ {
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		hands[i] = make([]Card, 0, 27)
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	}
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	for i, card := range d.Cards {
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		hands[i%4] = append(hands[i%4], card)
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	}
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	return hands
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}
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func rank_value(rank Rank, level Rank) int {
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	if rank == Rank_Red_Joker {
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		return 100
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	}
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	if rank == Rank_Black_Joker {
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		return 99
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	}
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	if rank == level {
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		return 98
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	}
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	base_order := []Rank{
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		Rank_Two, Rank_Three, Rank_Four, Rank_Five, Rank_Six,
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		Rank_Seven, Rank_Eight, Rank_Nine, Rank_Ten,
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		Rank_Jack, Rank_Queen, Rank_King, Rank_Ace,
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	}
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	for i, r := range base_order {
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		if r == rank {
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			return i
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		}
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	}
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	return -1
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}
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func card_value(card Card, level Rank) int {
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	return rank_value(card.Rank, level)
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}
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func Card_Value(card Card, level Rank) int {
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	return rank_value(card.Rank, level)
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}
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func Is_Wild(card Card, level Rank) bool {
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	return card.Suit == Suit_Hearts && card.Rank == level
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}
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func compare_cards(a, b Card, level Rank) int {
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	va := card_value(a, level)
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	vb := card_value(b, level)
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	if va > vb {
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		return 1
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	}
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	if va < vb {
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		return -1
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	}
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	return 0
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}