refactor: 重构 poker 包设计，移除 Poker 结构体，以 Rule 结构体进行取代

- 移除了 poker.Poker 的设计，采用了 poker.Rule 管理规则。
- 将牌堆和规则进行分离，可单独使用。
-
增加大量辅助函数及内置牌型检测函数。

game/poker/card.go

@@ -1,6 +1,9 @@
 package poker
 
-import "fmt"
+import (
+	"fmt"
+	"math"
+)
 
 // NewCard 创建一张扑克牌
 //   - 当 point 为 PointBlackJoker 或 PointRedJoker 时，color 将没有效果
@@ -54,6 +57,102 @@ func (slf Card) Equal(card Card) bool {
 	return slf.GetPoint() == card.GetPoint() && slf.GetColor() == card.GetColor()
 }
 
+// MaxPoint 返回两张扑克牌中点数较大的一张
+func (slf Card) MaxPoint(card Card) Card {
+	if slf.GetPoint() > card.GetPoint() {
+		return slf
+	}
+	return card
+}
+
+// MinPoint 返回两张扑克牌中点数较小的一张
+func (slf Card) MinPoint(card Card) Card {
+	if slf.GetPoint() < card.GetPoint() {
+		return slf
+	}
+	return card
+}
+
+// MaxColor 返回两张扑克牌中花色较大的一张
+func (slf Card) MaxColor(card Card) Card {
+	if slf.GetColor() > card.GetColor() {
+		return slf
+	}
+	return card
+}
+
+// MinColor 返回两张扑克牌中花色较小的一张
+func (slf Card) MinColor(card Card) Card {
+	if slf.GetColor() < card.GetColor() {
+		return slf
+	}
+	return card
+}
+
+// Max 返回两张扑克牌中点数和花色较大的一张
+func (slf Card) Max(card Card) Card {
+	if slf.GetPoint() > card.GetPoint() {
+		return slf
+	} else if slf.GetPoint() < card.GetPoint() {
+		return card
+	} else {
+		if slf.GetColor() > card.GetColor() {
+			return slf
+		}
+		return card
+	}
+}
+
+// Min 返回两张扑克牌中点数和花色较小的一张
+func (slf Card) Min(card Card) Card {
+	if slf.GetPoint() < card.GetPoint() {
+		return slf
+	} else if slf.GetPoint() > card.GetPoint() {
+		return card
+	} else {
+		if slf.GetColor() < card.GetColor() {
+			return slf
+		}
+		return card
+	}
+}
+
+// IsJoker 判断是否为大小王
+func (slf Card) IsJoker() bool {
+	point := slf.GetPoint()
+	return point == PointRedJoker || point == PointBlackJoker
+}
+
+// CalcPointDifference 计算两张扑克牌的点数差
+func (slf Card) CalcPointDifference(card Card) int {
+	return int(slf.GetPoint()) - int(card.GetPoint())
+}
+
+// CalcPointDifferenceAbs 计算两张扑克牌的点数差的绝对值
+func (slf Card) CalcPointDifferenceAbs(card Card) int {
+	return int(math.Abs(float64(slf.CalcPointDifference(card))))
+}
+
+// CalcColorDifference 计算两张扑克牌的花色差
+func (slf Card) CalcColorDifference(card Card) int {
+	return int(slf.GetColor()) - int(card.GetColor())
+}
+
+// CalcColorDifferenceAbs 计算两张扑克牌的花色差的绝对值
+func (slf Card) CalcColorDifferenceAbs(card Card) int {
+	return int(math.Abs(float64(slf.CalcColorDifference(card))))
+}
+
+// IsNeighborPoint 判断两张扑克牌是否为相邻的点数
+func (slf Card) IsNeighborPoint(card Card) bool {
+	return slf.CalcPointDifferenceAbs(card) == 1
+}
+
+// IsNeighborColor 判断两张扑克牌是否为相邻的花色
+func (slf Card) IsNeighborColor(card Card) bool {
+	return slf.CalcColorDifferenceAbs(card) == 1
+}
+
 // String 将扑克牌转换为字符串形式
 func (slf Card) String() string {
 	return fmt.Sprintf("(%s %s)", slf.point, slf.color)

game/poker/card_pile.go

@@ -48,7 +48,7 @@ func (slf *CardPile) Reset() {
 		cards = append(cards, NewCard(PointBlackJoker, ColorNone))
 	}
 	for point := PointK; point >= PointA; point-- {
-		for color := ColorSpade; color <= ColorDiamond; color++ {
+		for color := ColorDiamond; color <= ColorSpade; color++ {
 			if !slf.IsExclude(point, color) {
 				cards = append(cards, NewCard(point, color))
 			}

game/poker/color.go

@@ -2,12 +2,20 @@ package poker
 
 const (
 	ColorNone    Color = 0 // 无花色，通常为大小王
-	ColorSpade   Color = 1 // 黑桃
-	ColorHeart   Color = 2 // 红桃
-	ColorClub    Color = 3 // 梅花
-	ColorDiamond Color = 4 // 方片
+	ColorSpade   Color = 4 // 黑桃
+	ColorHeart   Color = 3 // 红桃
+	ColorClub    Color = 2 // 梅花
+	ColorDiamond Color = 1 // 方片
 )
 
+var defaultColorSort = map[Color]int{
+	ColorSpade:   int(ColorSpade),
+	ColorHeart:   int(ColorHeart),
+	ColorClub:    int(ColorClub),
+	ColorDiamond: int(ColorDiamond),
+	ColorNone:    int(ColorDiamond + 1),
+}
+
 // Color 扑克牌花色
 type Color int
 

game/poker/func.go

@@ -1,19 +0,0 @@
-package poker
-
-// GetCardsPoint 获取一组扑克牌的点数
-func GetCardsPoint(cards ...Card) []Point {
-	var points = make([]Point, len(cards))
-	for i, card := range cards {
-		points[i] = card.GetPoint()
-	}
-	return points
-}
-
-// GetCardsColor 获取一组扑克牌的花色
-func GetCardsColor(cards ...Card) []Color {
-	var colors = make([]Color, len(cards))
-	for i, card := range cards {
-		colors[i] = card.GetColor()
-	}
-	return colors
-}

game/poker/hand.go

@@ -1,36 +1,412 @@
 package poker
 
+const (
+	HandNone = "None" // 无牌型
+)
+
 // HandHandle 扑克牌型验证函数
-type HandHandle func(poker *Poker, cards []Card) bool
-
-// HandPairs 对子
-func HandPairs() HandHandle {
-	return func(poker *Poker, cards []Card) bool {
-		return len(cards) == 2 && cards[0].EqualPoint(cards[1])
-	}
-}
-
-// HandFlushPairs 同花对子
-func HandFlushPairs() HandHandle {
-	return func(poker *Poker, cards []Card) bool {
-		if len(cards) != 2 {
-			return false
-		}
-		card1, card2 := cards[0], cards[1]
-		return card1.Equal(card2)
-	}
-}
+type HandHandle func(rule *Rule, cards []Card) bool
 
 // HandSingle 单牌
 func HandSingle() HandHandle {
-	return func(poker *Poker, cards []Card) bool {
+	return func(rule *Rule, cards []Card) bool {
 		return len(cards) == 1
 	}
 }
 
+// HandPairs 对子
+func HandPairs() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		return len(cards) == 2 && rule.IsPointContinuity(2, cards...)
+	}
+}
+
 // HandThreeOfKind 三张
 func HandThreeOfKind() HandHandle {
-	return func(poker *Poker, cards []Card) bool {
-		return len(cards) == 3 && cards[0].EqualPoint(cards[1]) && cards[1].EqualPoint(cards[2])
+	return func(rule *Rule, cards []Card) bool {
+		return len(cards) == 3 && rule.IsPointContinuity(3, cards...)
+	}
+}
+
+// HandThreeOfKindWithOne 三带一
+func HandThreeOfKindWithOne() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		if len(group) != 2 {
+			return false
+		}
+		var hasThree bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 3 {
+				hasThree = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasThree && count == 1
+	}
+}
+
+// HandThreeOfKindWithTwo 三带二
+func HandThreeOfKindWithTwo() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		if len(group) != 2 {
+			return false
+		}
+		var hasThree bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 3 {
+				hasThree = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasThree && count == 2
+	}
+}
+
+// HandOrderSingle 顺子
+func HandOrderSingle(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		return len(cards) >= count && rule.IsPointContinuity(1, cards...)
+	}
+}
+
+// HandOrderPairs 对子顺子
+func HandOrderPairs(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < count*2 || len(cards)%2 != 0 {
+			return false
+		}
+		return rule.IsPointContinuity(2, cards...)
+	}
+}
+
+// HandOrderSingleThree 三张顺子
+func HandOrderSingleThree(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < count*3 || len(cards)%3 != 0 {
+			return false
+		}
+		return rule.IsPointContinuity(3, cards...)
+	}
+}
+
+// HandOrderSingleFour 四张顺子
+func HandOrderSingleFour(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < count*4 || len(cards)%4 != 0 {
+			return false
+		}
+		return rule.IsPointContinuity(4, cards...)
+	}
+}
+
+// HandOrderThreeWithOne 三带一顺子
+func HandOrderThreeWithOne(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var continuous []Card
+		var other int
+		for _, cards := range group {
+			if len(cards) == 3 {
+				continuous = append(continuous, cards...)
+			} else {
+				other += len(cards)
+			}
+		}
+		if !rule.IsPointContinuity(3, continuous...) {
+			return false
+		}
+		return other == len(continuous)/3
+	}
+}
+
+// HandOrderThreeWithTwo 三带二顺子
+func HandOrderThreeWithTwo(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var continuous []Card
+		var other int
+		for _, cards := range group {
+			if len(cards) == 3 {
+				continuous = append(continuous, cards...)
+			} else if len(cards)%2 == 0 {
+				other += len(cards) / 2
+			} else {
+				return false
+			}
+		}
+		if !rule.IsPointContinuity(3, continuous...) {
+			return false
+		}
+		return other == len(continuous)/3
+	}
+}
+
+// HandOrderFourWithOne 四带一顺子
+func HandOrderFourWithOne(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var continuous []Card
+		var other int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				continuous = append(continuous, cards...)
+			} else {
+				other += len(cards)
+			}
+		}
+		if !rule.IsPointContinuity(4, continuous...) {
+			return false
+		}
+		return other == len(continuous)/4
+	}
+}
+
+// HandOrderFourWithTwo 四带二顺子
+func HandOrderFourWithTwo(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var continuous []Card
+		var other int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				continuous = append(continuous, cards...)
+			} else if len(cards)%2 == 0 {
+				other += len(cards) / 2
+			} else {
+				return false
+			}
+		}
+		if !rule.IsPointContinuity(4, continuous...) {
+			return false
+		}
+		return other == len(continuous)/4
+	}
+}
+
+// HandOrderFourWithThree 四带三顺子
+func HandOrderFourWithThree(count int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var continuous []Card
+		var other int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				continuous = append(continuous, cards...)
+			} else if len(cards)%3 == 0 {
+				other += len(cards) / 3
+			} else {
+				return false
+			}
+		}
+		if !rule.IsPointContinuity(4, continuous...) {
+			return false
+		}
+		return other == len(continuous)/4
+	}
+}
+
+// HandFourWithOne 四带一
+func HandFourWithOne() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var hasFour bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				hasFour = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasFour && count == 1
+	}
+}
+
+// HandFourWithTwo 四带二
+func HandFourWithTwo() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var hasFour bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				hasFour = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasFour && count == 2
+	}
+}
+
+// HandFourWithThree 四带三
+func HandFourWithThree() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var hasFour bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 4 {
+				hasFour = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasFour && count == 3
+	}
+}
+
+// HandFourWithTwoPairs 四带两对
+func HandFourWithTwoPairs() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var hasFour bool
+		var count int
+		for _, cards := range group {
+			length := len(cards)
+			if length == 4 && !hasFour {
+				hasFour = true
+			} else if length%2 == 0 {
+				count += len(cards) / 2
+				if count > 2 {
+					return false
+				}
+			} else {
+				return false
+			}
+		}
+		return hasFour && count == 2
+	}
+}
+
+// HandBomb 炸弹
+func HandBomb() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		return len(cards) == 4 && rule.IsPointContinuity(4, cards...)
+	}
+}
+
+// HandStraightPairs 连对
+func HandStraightPairs() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < 6 || len(cards)%2 != 0 {
+			return false
+		}
+		return rule.IsPointContinuity(2, cards...)
+	}
+}
+
+// HandPlane 飞机
+//   - 表示三张点数相同的牌组成的连续的牌
+func HandPlane() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < 6 || len(cards)%3 != 0 {
+			return false
+		}
+		return rule.IsPointContinuity(3, cards...)
+	}
+}
+
+// HandPlaneWithOne 飞机带单
+func HandPlaneWithOne() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		if len(group) < 2 {
+			return false
+		}
+		var hasThree bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 3 {
+				hasThree = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasThree && count == 1
+	}
+}
+
+// HandRocket 王炸
+//   - 表示一对王牌，即大王和小王
+func HandRocket() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) != 2 {
+			return false
+		}
+		return IsRocket(cards[0], cards[1])
+	}
+}
+
+// HandFlush 同花
+//   - 表示所有牌的花色都相同
+func HandFlush() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		return IsFlush(cards...)
+	}
+}
+
+// HandFlushStraight 同花顺
+//   - count: 顺子的对子数量，例如当 count = 2 时，可以是 334455、445566、556677、667788、778899
+//   - lower: 顺子的最小连续数量
+//   - limit: 顺子的最大连续数量
+func HandFlushStraight(count, lower, limit int) HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) < lower*count || len(cards) > limit*count || len(cards)%count != 0 {
+			return false
+		}
+		if !IsFlush(cards...) {
+			return false
+		}
+		return rule.IsPointContinuity(count, cards...)
+	}
+}
+
+// HandLeopard 豹子
+//   - 表示三张点数相同的牌
+//   - 例如：333、444、555、666、777、888、999、JJJ、QQQ、KKK、AAA
+//   - 大小王不能用于豹子，因为他们没有点数
+func HandLeopard() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		if len(cards) == 0 {
+			return false
+		}
+		if len(cards) == 1 {
+			return true
+		}
+		var card = cards[0]
+		for i := 1; i < len(cards); i++ {
+			if !card.Equal(cards[1]) {
+				return false
+			}
+		}
+		return true
+	}
+}
+
+// HandTwoWithOne 二带一
+//   - 表示两张点数相同的牌，加上一张其他点数的牌
+//   - 例如：334、445、556、667、778、889、99J、TTQ、JJK、QQA、AA2
+//   - 大小王不能用于二带一，因为他们没有点数
+//   - 通常用于炸金花玩法中检查对子
+func HandTwoWithOne() HandHandle {
+	return func(rule *Rule, cards []Card) bool {
+		group := GroupByPoint(cards...)
+		var hasTwo bool
+		var count int
+		for _, cards := range group {
+			if len(cards) == 2 {
+				hasTwo = true
+			} else {
+				count = len(cards)
+			}
+		}
+		return hasTwo && count == 1
 	}
 }

game/poker/options.go

@@ -2,38 +2,94 @@ package poker
 
 import "fmt"
 
-type Option func(poker *Poker)
+type Option func(rule *Rule)
 
 // WithHand 通过绑定特定牌型的方式创建扑克玩法
-func WithHand(pokerHand string, handle HandHandle) Option {
-	return func(poker *Poker) {
-		if _, exist := poker.pokerHand[pokerHand]; exist {
+//   - 牌型顺序决定了牌型的优先级
+func WithHand(pokerHand string, value int, handle HandHandle) Option {
+	return func(rule *Rule) {
+		if _, exist := rule.pokerHand[pokerHand]; exist {
 			panic(fmt.Errorf("same poker hand name: %s", pokerHand))
 		}
-		poker.pokerHand[pokerHand] = handle
-		poker.pokerHandPriority = append(poker.pokerHandPriority, pokerHand)
+		rule.pokerHand[pokerHand] = handle
+		rule.pokerHandValue[pokerHand] = value
+
+		restraint, exist := rule.restraint[pokerHand]
+		if !exist {
+			restraint = map[string]struct{}{}
+			rule.restraint[pokerHand] = restraint
+		}
+		restraint[pokerHand] = struct{}{}
+	}
+}
+
+// WithHandRestraint 通过绑定特定克制牌型的方式创建扑克玩法
+func WithHandRestraint(pokerHand, restraint string) Option {
+	return func(rule *Rule) {
+		r, exist := rule.restraint[pokerHand]
+		if !exist {
+			r = map[string]struct{}{}
+			rule.restraint[pokerHand] = r
+		}
+		r[restraint] = struct{}{}
+	}
+}
+
+// WithHandRestraintFull 通过绑定所有克制牌型的方式创建扑克玩法
+//   - 需要确保在牌型声明之后调用
+func WithHandRestraintFull(pokerHand string) Option {
+	return func(rule *Rule) {
+		for hand := range rule.pokerHand {
+			r, exist := rule.restraint[pokerHand]
+			if !exist {
+				r = map[string]struct{}{}
+				rule.restraint[pokerHand] = r
+			}
+			r[hand] = struct{}{}
+		}
 	}
 }
 
 // WithPointValue 通过特定的扑克点数牌值创建扑克玩法
 func WithPointValue(pointValues map[Point]int) Option {
-	return func(poker *Poker) {
-		poker.pointValue = pointValues
+	return func(rule *Rule) {
+		rule.pointValue = pointValues
 	}
 }
 
 // WithColorValue 通过特定的扑克花色牌值创建扑克玩法
 func WithColorValue(colorValues map[Color]int) Option {
-	return func(poker *Poker) {
-		poker.colorValue = colorValues
+	return func(rule *Rule) {
+		rule.colorValue = colorValues
 	}
 }
 
-// WithPointSort 通过特定的扑克点数顺序创建扑克玩法
+// WithPointSort 通过特定的扑克点数顺序创建扑克玩法，顺序必须为连续的
 func WithPointSort(pointSort map[Point]int) Option {
-	return func(poker *Poker) {
+	return func(rule *Rule) {
 		for k, v := range pointSort {
-			poker.pointSort[k] = v
+			rule.pointSort[k] = v
+		}
+	}
+}
+
+// WithColorSort 通过特定的扑克花色顺序创建扑克玩法，顺序必须为连续的
+func WithColorSort(colorSort map[Color]int) Option {
+	return func(rule *Rule) {
+		for k, v := range colorSort {
+			rule.colorSort[k] = v
+		}
+	}
+}
+
+// WithExcludeContinuityPoint 排除连续的点数
+func WithExcludeContinuityPoint(points ...Point) Option {
+	return func(rule *Rule) {
+		if rule.excludeContinuityPoint == nil {
+			rule.excludeContinuityPoint = make(map[Point]struct{})
+		}
+		for _, point := range points {
+			rule.excludeContinuityPoint[point] = struct{}{}
 		}
 	}
 }

game/poker/poker.go

@@ -1,90 +1,70 @@
 package poker
 
-import (
-	"github.com/kercylan98/minotaur/utils/hash"
-	"github.com/kercylan98/minotaur/utils/maths"
-	"sort"
-)
-
-func New(pile *CardPile, options ...Option) *Poker {
-	poker := &Poker{
-		pile:      pile,
-		pokerHand: map[string]HandHandle{},
-		pointSort: hash.Copy(defaultPointSort),
-	}
-	for _, option := range options {
-		option(poker)
-	}
-	if poker.pointValue == nil {
-		poker.pointValue = poker.pointSort
-	}
-	return poker
-}
-
-type Poker struct {
-	pile              *CardPile
-	pokerHand         map[string]HandHandle
-	pokerHandPriority []string
-	pointValue        map[Point]int
-	colorValue        map[Color]int
-	pointSort         map[Point]int
-}
-
-// IsContinuity 检查一组扑克牌是否连续
-func (slf *Poker) IsContinuity(cards ...Card) bool {
-	length := len(cards)
-	if length == 0 {
-		return false
-	}
-	if length == 1 {
-		return true
-	}
-	var points = make([]int, length)
-	for i, card := range cards {
-		points[i] = slf.pointSort[card.GetPoint()]
-	}
-	sort.Slice(points, func(i, j int) bool { return points[i] < points[j] })
-	for i := 0; i < length-1; i++ {
-		if points[i+1]-points[i] != 1 {
-			return false
-		}
-	}
-	return true
-}
-
-// CardValue 获取扑克牌的牌值
-func (slf *Poker) CardValue(cards ...Card) int {
-	var value int
+// IsContainJoker 检查扑克牌是否包含大小王
+func IsContainJoker(cards ...Card) bool {
 	for _, card := range cards {
-		value += slf.pointValue[card.GetPoint()]
-		value += slf.colorValue[card.GetColor()]
+		if card.IsJoker() {
+			return true
 		}
-	return value
+	}
+	return false
 }
 
-// Compare 根据特定的条件表达式比较两组扑克牌的牌值
-func (slf *Poker) Compare(cards1 []Card, expression maths.CompareExpression, cards2 []Card) bool {
-	return maths.Compare(slf.CardValue(cards1...), expression, slf.CardValue(cards2...))
+// GroupByPoint 将扑克牌按照点数分组
+func GroupByPoint(cards ...Card) map[Point][]Card {
+	group := map[Point][]Card{}
+	for _, card := range cards {
+		group[card.GetPoint()] = append(group[card.GetPoint()], card)
+	}
+	return group
 }
 
-// PokerHand 获取一组扑克的牌型
-//
-// 参数：
-//   - cards: 扑克牌切片，类型为 []builtin.Card，表示一组扑克牌。
-//
-// 返回值：
-//   - string: 命中的牌型名称。
-//   - bool: 是否命中牌型。
-func (slf *Poker) PokerHand(cards ...Card) (cardType string, hit bool) {
-	for _, phn := range slf.pokerHandPriority {
-		if slf.pokerHand[phn](slf, cards) {
-			return phn, true
+// GroupByColor 将扑克牌按照花色分组
+func GroupByColor(cards ...Card) map[Color][]Card {
+	group := map[Color][]Card{}
+	for _, card := range cards {
+		group[card.GetColor()] = append(group[card.GetColor()], card)
 	}
-	}
-	return "", false
+	return group
 }
 
-// GetPile 获取牌堆
-func (slf *Poker) GetPile() *CardPile {
-	return slf.pile
+// IsRocket 两张牌能否组成红黑 Joker
+func IsRocket(cardA, cardB Card) bool {
+	return cardA.GetPoint() == PointRedJoker && cardB.GetPoint() == PointBlackJoker || cardA.GetPoint() == PointBlackJoker && cardB.GetPoint() == PointRedJoker
+}
+
+// IsFlush 判断是否是同花
+func IsFlush(cards ...Card) bool {
+	if len(cards) == 0 {
+		return false
+	}
+	if len(cards) == 1 {
+		return true
+	}
+
+	color := cards[0].GetColor()
+	for i := 1; i < len(cards); i++ {
+		if cards[i].GetColor() != color {
+			return false
+		}
+	}
+	return true
+}
+
+// GetCardsPoint 获取一组扑克牌的点数
+func GetCardsPoint(cards ...Card) []Point {
+	var points = make([]Point, len(cards))
+	for i, card := range cards {
+		points[i] = card.GetPoint()
+	}
+	return points
+}
+
+// GetCardsColor 获取一组扑克牌的花色
+func GetCardsColor(cards ...Card) []Color {
+	var colors = make([]Color, len(cards))
+	for i, card := range cards {
+		colors[i] = card.GetColor()
+	}
+	return colors
 }

game/poker/rule.go

@@ -0,0 +1,178 @@
+package poker
+
+import (
+	"github.com/kercylan98/minotaur/utils/hash"
+	"github.com/kercylan98/minotaur/utils/maths"
+	"sort"
+)
+
+func NewRule(options ...Option) *Rule {
+	poker := &Rule{
+		pokerHand:      map[string]HandHandle{},
+		pointSort:      hash.Copy(defaultPointSort),
+		colorSort:      hash.Copy(defaultColorSort),
+		pokerHandValue: map[string]int{},
+		restraint:      map[string]map[string]struct{}{},
+	}
+	for _, option := range options {
+		option(poker)
+	}
+	if poker.pointValue == nil {
+		poker.pointValue = poker.pointSort
+	}
+	return poker
+}
+
+type Rule struct {
+	pokerHand              map[string]HandHandle
+	pokerHandValue         map[string]int
+	pointValue             map[Point]int
+	colorValue             map[Color]int
+	pointSort              map[Point]int
+	colorSort              map[Color]int
+	excludeContinuityPoint map[Point]struct{}
+	restraint              map[string]map[string]struct{}
+}
+
+// PokerHandIsMatch 检查两组扑克牌牌型是否匹配
+func (slf *Rule) PokerHandIsMatch(cardsA, cardsB []Card) bool {
+	handA, exist := slf.PokerHand(cardsA...)
+	if !exist {
+		return false
+	}
+	handB, exist := slf.PokerHand(cardsB...)
+	if !exist {
+		return false
+	}
+	if hash.Exist(slf.restraint[handA], handB) || hash.Exist(slf.restraint[handB], handA) {
+		return false
+	}
+	return len(cardsA) == len(cardsB)
+}
+
+// PokerHand 获取一组扑克的牌型
+func (slf *Rule) PokerHand(cards ...Card) (pokerHand string, hit bool) {
+	for phn := range slf.pokerHandValue {
+		if slf.pokerHand[phn](slf, cards) {
+			return phn, true
+		}
+	}
+	return HandNone, false
+}
+
+// IsPointContinuity 检查一组扑克牌点数是否连续，count 表示了每个点数的数量
+func (slf *Rule) IsPointContinuity(count int, cards ...Card) bool {
+	if len(cards) == 0 {
+		return false
+	}
+	group := GroupByPoint(cards...)
+	var values []int
+	for point, cards := range group {
+		if _, exist := slf.excludeContinuityPoint[point]; exist {
+			return false
+		}
+		if count != len(cards) {
+			return false
+		}
+		values = append(values, slf.GetValueWithPoint(point))
+	}
+	return maths.IsContinuityWithSort(values)
+}
+
+// IsSameColor 检查一组扑克牌是否同花
+func (slf *Rule) IsSameColor(cards ...Card) bool {
+	length := len(cards)
+	if length == 0 {
+		return false
+	}
+	if length == 1 {
+		return true
+	}
+	var color = cards[0].GetColor()
+	for i := 1; i < length; i++ {
+		if cards[i].GetColor() != color {
+			return false
+		}
+	}
+	return true
+}
+
+// IsSamePoint 检查一组扑克牌是否同点
+func (slf *Rule) IsSamePoint(cards ...Card) bool {
+	length := len(cards)
+	if length == 0 {
+		return false
+	}
+	if length == 1 {
+		return true
+	}
+	var point = cards[0].GetPoint()
+	for i := 1; i < length; i++ {
+		if cards[i].GetPoint() != point {
+			return false
+		}
+	}
+	return true
+}
+
+// SortByPointDesc 将扑克牌按照点数从大到小排序
+func (slf *Rule) SortByPointDesc(cards []Card) []Card {
+	sort.Slice(cards, func(i, j int) bool {
+		return slf.pointSort[cards[i].GetPoint()] > slf.pointSort[cards[j].GetPoint()]
+	})
+	return cards
+}
+
+// SortByPointAsc 将扑克牌按照点数从小到大排序
+func (slf *Rule) SortByPointAsc(cards []Card) []Card {
+	sort.Slice(cards, func(i, j int) bool {
+		return slf.pointSort[cards[i].GetPoint()] < slf.pointSort[cards[j].GetPoint()]
+	})
+	return cards
+}
+
+// SortByColorDesc 将扑克牌按照花色从大到小排序
+func (slf *Rule) SortByColorDesc(cards []Card) []Card {
+	sort.Slice(cards, func(i, j int) bool {
+		return slf.colorSort[cards[i].GetColor()] > slf.colorSort[cards[j].GetColor()]
+	})
+	return cards
+}
+
+// SortByColorAsc 将扑克牌按照花色从小到大排序
+func (slf *Rule) SortByColorAsc(cards []Card) []Card {
+	sort.Slice(cards, func(i, j int) bool {
+		return slf.colorSort[cards[i].GetColor()] < slf.colorSort[cards[j].GetColor()]
+	})
+	return cards
+}
+
+// GetValueWithPokerHand 获取扑克牌的牌型牌值
+func (slf *Rule) GetValueWithPokerHand(hand string) int {
+	return slf.pokerHandValue[hand]
+}
+
+// GetValueWithCards 获取扑克牌的牌值
+func (slf *Rule) GetValueWithCards(cards ...Card) int {
+	var value int
+	for _, card := range cards {
+		value += slf.pointValue[card.GetPoint()]
+		value += slf.colorValue[card.GetColor()]
+	}
+	return value
+}
+
+// GetValueWithPoint 获取扑克牌的点数牌值
+func (slf *Rule) GetValueWithPoint(point Point) int {
+	return slf.pointValue[point]
+}
+
+// GetValueWithColor 获取扑克牌的花色牌值
+func (slf *Rule) GetValueWithColor(color Color) int {
+	return slf.colorValue[color]
+}
+
+// CompareValueWithCards 根据特定的条件表达式比较两组扑克牌的牌值
+func (slf *Rule) CompareValueWithCards(cards1 []Card, expression maths.CompareExpression, cards2 []Card) bool {
+	return maths.Compare(slf.GetValueWithCards(cards1...), expression, slf.GetValueWithCards(cards2...))
+}

utils/maths/math.go

@@ -3,6 +3,7 @@ package maths
 import (
 	"github.com/kercylan98/minotaur/utils/generic"
 	"math"
+	"sort"
 )
 
 const (
@@ -121,3 +122,19 @@ func UnMerge[V generic.SignedNumber](refer, num V) (a, b V) {
 	b = num / refer
 	return a, b
 }
+
+// ToContinuous 将一组非连续的数字转换为从1开始的连续数字
+//   - 返回值是一个 map，key 是从 1 开始的连续数字，value 是原始数字
+func ToContinuous[V generic.Integer](nums []V) map[V]V {
+	if len(nums) == 0 {
+		return nil
+	}
+	sort.Slice(nums, func(i, j int) bool {
+		return nums[i] < nums[j]
+	})
+	var result = make(map[V]V)
+	for i, num := range nums {
+		result[V(i+1)] = num
+	}
+	return result
+}