draft expressing games via config

games/poker.yaml

@@ -0,0 +1,33 @@
+# after each phase, given game, evaluate if end
+end:
+- op: playerCount
+  operand: 1
+phases:
+- op: charge
+  operand: 5
+- op: deal
+  operand: 5
+- op: bet
+- op: trade
+  operand: 5
+- op: bet
+- op: end
+# always return an number type (or zero if not qualified) w/ high card
+# ie
+#   two pair and a card
+#   king, king, 4, 4, 3 => 1000 * (13) + 10 * (4) + 3 = 1343
+# TODO: inverted ranking, I think negative is enough
+hands:
+- royalFlush
+- straightFlush
+- fourOfAKind
+- fullHouse
+- flush
+- straight
+- threeOfAKind
+- twoPair
+- pair
+- highCard
+deck:
+  exclude:
+  - joker

main.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"fmt"
+	"local/sandbox/cards/src/config"
+	"local/sandbox/cards/src/game"
+	"local/sandbox/cards/src/server"
+	"local/sandbox/cards/src/storage"
+	"log"
+	"net/http"
+)
+
+func main() {
+	config := config.NewConfig()
+	storage := storage.NewStorage(config)
+	gm := game.NewMaster(config, storage)
+	server := server.NewServer(config, gm)
+	if err := server.Routes(); err != nil {
+		panic(err)
+	}
+	log.Println(config)
+	if err := http.ListenAndServe(fmt.Sprintf(":%d", config.Server.Port), server); err != nil {
+		panic(err)
+	}
+}

src/config/config.go

@@ -1,14 +1,18 @@
-package main
+package config
 
 import (
+	"io/ioutil"
 	"local/args"
 	"local/storage"
+	"os"
+	"path"
 	"strings"
+	"testing"
 )
 
 type Config struct {
 	Game struct {
-		db storage.DB
+		DB storage.DB
 	}
 	Server struct {
 		Port int
@@ -42,7 +46,7 @@ func NewConfig() Config {
 	}
 
 	config := Config{}
-	config.Game.db = db
+	config.Game.DB = db
 	config.Server.Port = as.GetInt("p")
 	config.Server.File.Root = as.GetString("root")
 	config.Server.File.Prefix = "/" + strings.TrimPrefix(as.GetString("root-http-prefix"), "/")
@@ -50,3 +54,21 @@ func NewConfig() Config {
 
 	return config
 }
+
+func NewTestConfig(t *testing.T) Config {
+	d := t.TempDir()
+
+	config := Config{}
+	config.Game.DB = storage.NewMap()
+	config.Server.Port = 9999
+	config.Server.File.Root = d
+	config.Server.File.Prefix = "/file"
+	config.Server.API.Prefix = "/api"
+
+	err := ioutil.WriteFile(path.Join(d, "index.html"), []byte("Hello, world"), os.ModePerm)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	return config
+}

src/consts/errors.go

@@ -0,0 +1,35 @@
+package consts
+
+import (
+	"net/http"
+)
+
+var (
+	ErrGameExists = NewCodeError("game exists", http.StatusConflict)
+)
+
+type CodeError struct {
+	Err    string
+	Status int
+}
+
+func NewCodeError(err string, status int) CodeError {
+	return CodeError{
+		Err:    err,
+		Status: status,
+	}
+}
+
+func (ce CodeError) Error() string {
+	if ce.Err == "" {
+		return "unspecified error occurred"
+	}
+	return ce.Err
+}
+
+func (ce CodeError) Code() int {
+	if ce.Status == 0 {
+		return http.StatusInternalServerError
+	}
+	return ce.Status
+}

src/entity/card.go

@@ -0,0 +1,6 @@
+package entity
+
+type Card struct {
+	Suit  int
+	Value int
+}

src/entity/currency.go

@@ -0,0 +1,3 @@
+package entity
+
+type Currency int

src/entity/game.go

@@ -0,0 +1,14 @@
+package entity
+
+import "fmt"
+
+type Game struct {
+	Pot     Currency
+	Turn    int
+	Players Players
+	Log     string
+}
+
+func (game Game) Equals(gameB Game) bool {
+	return fmt.Sprint(game) != fmt.Sprint(gameB)
+}

src/entity/player.go

@@ -0,0 +1,15 @@
+package entity
+
+type Player struct {
+	ID      string
+	Name    string
+	Card    Card
+	Balance Currency
+	Pot     Currency
+	Active  bool
+	Checked bool
+}
+
+func (p Player) Empty() bool {
+	return p == (Player{})
+}

src/entity/player_test.go

@@ -0,0 +1,16 @@
+package entity
+
+import (
+	"testing"
+)
+
+func TestPlayerEmpty(t *testing.T) {
+	var p Player
+	if !p.Empty() {
+		t.Fatal(p)
+	}
+	p.ID = "id"
+	if p.Empty() {
+		t.Fatal(p)
+	}
+}

src/entity/players.go

@@ -0,0 +1,7 @@
+package entity
+
+type Players []Player
+
+func (players *Players) Add(player Player) {
+	*players = append(*players, player)
+}

src/game/game.go

@@ -0,0 +1,43 @@
+package game
+
+import (
+	"local/sandbox/cards/src/consts"
+	"local/sandbox/cards/src/entity"
+)
+
+func (gm *Master) ListGames() ([]string, error) {
+	return gm.storage.ListGames()
+}
+
+func (gm *Master) GetGame(id string) (entity.Game, error) {
+	gm.locks.RLock(id)
+	defer gm.locks.RUnlock(id)
+
+	game, err := gm.storage.GetGame(id)
+	if game.Players == nil {
+		game.Players = make(entity.Players, 0)
+	}
+	return game, err
+}
+
+func (gm *Master) CreateGame(id string) error {
+	gm.locks.Lock(id)
+	defer gm.locks.Unlock(id)
+
+	if _, err := gm.storage.GetGame(id); err == nil {
+		return consts.ErrGameExists
+	}
+
+	return gm.storage.CreateGame(id)
+}
+
+func (gm *Master) ReplaceGame(id string, game entity.Game) error {
+	gm.locks.Lock(id)
+	defer gm.locks.Unlock(id)
+
+	if _, err := gm.storage.GetGame(id); err != nil {
+		return err
+	}
+
+	return gm.storage.ReplaceGame(id, game)
+}

src/game/master.go

@@ -0,0 +1,27 @@
+package game
+
+import (
+	"local/sandbox/cards/src/config"
+	"local/sandbox/cards/src/storage"
+	"testing"
+)
+
+type Master struct {
+	config  config.Config
+	storage Storage
+	locks   *storage.RWLockMap
+}
+
+func NewMaster(config config.Config, s Storage) *Master {
+	return &Master{
+		config:  config,
+		storage: s,
+		locks:   storage.NewRWLockMap(),
+	}
+}
+
+func NewTestMaster(t *testing.T) *Master {
+	config := config.NewTestConfig(t)
+	storage := storage.NewStorage(config)
+	return NewMaster(config, storage)
+}

src/game/rule.go

@@ -0,0 +1,4 @@
+package game
+
+type Rule interface {
+}

src/game/storage.go

@@ -0,0 +1,12 @@
+package game
+
+import (
+	"local/sandbox/cards/src/entity"
+)
+
+type Storage interface {
+	CreateGame(string) error
+	GetGame(string) (entity.Game, error)
+	ListGames() ([]string, error)
+	ReplaceGame(string, entity.Game) error
+}

src/game/storage_test.go

@@ -1,15 +1,12 @@
-package main
+package game
 
-import "testing"
+import (
+	"local/sandbox/cards/src/entity"
+	"testing"
+)
 
-func mockGameMaster(t *testing.T) *GameMaster {
-	config := mockConfig(t)
-	storage := NewStorage(config)
-	return NewGameMaster(config, storage)
-}
-
-func TestGameMasterGetCreateGetList(t *testing.T) {
-	gm := mockGameMaster(t)
+func TestMasterGetCreateGetList(t *testing.T) {
+	gm := NewTestMaster(t)
 	id := "game"
 
 	if games, err := gm.ListGames(); err != nil {
@@ -33,8 +30,8 @@ func TestGameMasterGetCreateGetList(t *testing.T) {
 	}
 }
 
-func TestGameMasterUpdate(t *testing.T) {
-	gm := mockGameMaster(t)
+func TestMasterUpdate(t *testing.T) {
+	gm := NewTestMaster(t)
 	id := "game"
 
 	err := gm.CreateGame(id)
@@ -47,7 +44,9 @@ func TestGameMasterUpdate(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	game.Players[2].ID = "hi"
+	game.Players.Add(entity.Player{
+		ID: "hi",
+	})
 	game.Pot = 123
 	err = gm.ReplaceGame(id, game)
 	if err != nil {
@@ -58,7 +57,7 @@ func TestGameMasterUpdate(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	if game2 != game {
+	if game2.Equals(game) {
 		t.Fatalf("replace+get don't match:\nwant\t%+v\ngot\t%+v", game, game2)
 	}
 }

src/server/config_test.go

@@ -1,27 +0,0 @@
-package main
-
-import (
-	"io/ioutil"
-	"local/storage"
-	"os"
-	"path"
-	"testing"
-)
-
-func mockConfig(t *testing.T) Config {
-	d := t.TempDir()
-
-	config := Config{}
-	config.Game.db = storage.NewMap()
-	config.Server.Port = 9999
-	config.Server.File.Root = d
-	config.Server.File.Prefix = "/file"
-	config.Server.API.Prefix = "/api"
-
-	err := ioutil.WriteFile(path.Join(d, "index.html"), []byte("Hello, world"), os.ModePerm)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	return config
-}

src/server/errors.go

@@ -1,7 +0,0 @@
-package main
-
-import "errors"
-
-var (
-	errGameExists = errors.New("cannot create game: already exists")
-)

src/server/game.go

@@ -1,41 +0,0 @@
-package main
-
-type Players [16]Player
-
-type Game struct {
-	Pot     Currency
-	Turn    int
-	Players Players
-	Log     string
-}
-
-type Player struct {
-	ID            string
-	Name          string
-	Card          Card
-	Balance       Currency
-	Active        bool
-	Participating bool
-	Checked       bool
-}
-
-type Currency int
-
-type Card struct {
-	Suit  int
-	Value int
-}
-
-func (game Game) GetPlayers() []Player {
-	players := []Player{}
-	for _, player := range game.Players {
-		if !player.Empty() {
-			players = append(players, player)
-		}
-	}
-	return players
-}
-
-func (p Player) Empty() bool {
-	return p == (Player{})
-}

src/server/game_test.go

@@ -1,29 +0,0 @@
-package main
-
-import (
-	"testing"
-)
-
-func TestPlayerEmpty(t *testing.T) {
-	var p Player
-	if !p.Empty() {
-		t.Fatal(p)
-	}
-	p.ID = "id"
-	if p.Empty() {
-		t.Fatal(p)
-	}
-}
-
-func TestGameGetPlayers(t *testing.T) {
-	var g Game
-	if players := g.GetPlayers(); len(players) != 0 {
-		t.Fatal(players)
-	}
-	g.Players[5].ID = "id"
-	if players := g.GetPlayers(); len(players) != 1 {
-		t.Fatal(players)
-	} else if players[0].ID != "id" {
-		t.Fatal(players[0])
-	}
-}

src/server/gamemaster.go

@@ -1,48 +0,0 @@
-package main
-
-type GameMaster struct {
-	config  Config
-	storage *Storage
-	locks   *RWLockMap
-}
-
-func NewGameMaster(config Config, storage *Storage) *GameMaster {
-	return &GameMaster{
-		config:  config,
-		storage: storage,
-		locks:   NewRWLockMap(),
-	}
-}
-
-func (gm *GameMaster) ListGames() ([]string, error) {
-	return gm.storage.ListGames()
-}
-
-func (gm *GameMaster) GetGame(id string) (Game, error) {
-	gm.locks.RLock(id)
-	defer gm.locks.RUnlock(id)
-
-	return gm.storage.GetGame(id)
-}
-
-func (gm *GameMaster) CreateGame(id string) error {
-	gm.locks.Lock(id)
-	defer gm.locks.Unlock(id)
-
-	if _, err := gm.storage.GetGame(id); err == nil {
-		return errGameExists
-	}
-
-	return gm.storage.CreateGame(id)
-}
-
-func (gm *GameMaster) ReplaceGame(id string, game Game) error {
-	gm.locks.Lock(id)
-	defer gm.locks.Unlock(id)
-
-	if _, err := gm.storage.GetGame(id); err != nil {
-		return err
-	}
-
-	return gm.storage.ReplaceGame(id, game)
-}

src/server/main.go

@@ -1,21 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"log"
-	"net/http"
-)
-
-func main() {
-	config := NewConfig()
-	storage := NewStorage(config)
-	gm := NewGameMaster(config, storage)
-	server := NewServer(config, gm)
-	if err := server.Routes(); err != nil {
-		panic(err)
-	}
-	log.Println(config)
-	if err := http.ListenAndServe(fmt.Sprintf(":%d", config.Server.Port), server); err != nil {
-		panic(err)
-	}
-}

src/server/server.go

@@ -1,9 +1,12 @@
-package main
+package server
 
 import (
 	"encoding/json"
 	"fmt"
 	"local/router"
+	"local/sandbox/cards/src/config"
+	"local/sandbox/cards/src/entity"
+	"local/sandbox/cards/src/game"
 	"local/storage"
 	"log"
 	"net/http"
@@ -11,12 +14,12 @@ import (
 )
 
 type Server struct {
-	config Config
-	gm     *GameMaster
+	config config.Config
+	gm     *game.Master
 	*router.Router
 }
 
-func NewServer(config Config, gm *GameMaster) *Server {
+func NewServer(config config.Config, gm *game.Master) *Server {
 	return &Server{
 		config: config,
 		gm:     gm,
@@ -102,7 +105,7 @@ func (server *Server) GameReplace(w http.ResponseWriter, r *http.Request) {
 		badRequest(w, err.Error())
 		return
 	}
-	var game Game
+	var game entity.Game
 	err = json.NewDecoder(r.Body).Decode(&game)
 	if err != nil {
 		badRequest(w, err.Error())
@@ -128,7 +131,7 @@ func (server *Server) GameInsert(w http.ResponseWriter, r *http.Request) {
 		internalError(w, err.Error())
 		return
 	}
-	json.NewEncoder(w).Encode(Game{})
+	json.NewEncoder(w).Encode(entity.Game{})
 }
 
 func notImpl(w http.ResponseWriter) {

src/server/server_test.go

@@ -1,6 +1,8 @@
-package main
+package server
 
 import (
+	"local/sandbox/cards/src/config"
+	"local/sandbox/cards/src/game"
 	"net/http"
 	"net/http/httptest"
 	"path"
@@ -9,8 +11,9 @@ import (
 )
 
 func TestServerRouter(t *testing.T) {
-	gm := mockGameMaster(t)
-	server := NewServer(gm.config, gm)
+	config := config.NewTestConfig(t)
+	gm := game.NewTestMaster(t)
+	server := NewServer(config, gm)
 	if err := server.Routes(); err != nil {
 		t.Fatal(err)
 	}
@@ -55,7 +58,7 @@ func TestServerRouter(t *testing.T) {
 }
 
 func TestServerByMethod(t *testing.T) {
-	server := NewServer(Config{}, nil)
+	server := NewServer(config.Config{}, nil)
 
 	gotGet := false
 	get := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { gotGet = true })

src/storage/lockmap.go

@@ -1,4 +1,4 @@
-package main
+package storage
 
 import "sync"
 

src/storage/lockmap_test.go

@@ -1,4 +1,4 @@
-package main
+package storage
 
 import "testing"
 

src/storage/storage.go

@@ -1,7 +1,9 @@
-package main
+package storage
 
 import (
 	"encoding/json"
+	"local/sandbox/cards/src/config"
+	"local/sandbox/cards/src/entity"
 	"local/storage"
 )
 
@@ -10,18 +12,18 @@ const (
 )
 
 type Storage struct {
-	config Config
+	config config.Config
 	db     storage.DB
 }
 
-func NewStorage(config Config) *Storage {
+func NewStorage(config config.Config) *Storage {
 	return &Storage{
 		config: config,
-		db:     config.Game.db,
+		db:     config.Game.DB,
 	}
 }
 
-func (storage Storage) ReplaceGame(id string, game Game) error {
+func (storage Storage) ReplaceGame(id string, game entity.Game) error {
 	b, err := json.Marshal(game)
 	if err != nil {
 		return err
@@ -29,8 +31,8 @@ func (storage Storage) ReplaceGame(id string, game Game) error {
 	return storage.db.Set(id, b, nsGames)
 }
 
-func (storage Storage) GetGame(id string) (Game, error) {
-	var game Game
+func (storage Storage) GetGame(id string) (entity.Game, error) {
+	var game entity.Game
 
 	b, err := storage.db.Get(id, nsGames)
 	if err != nil {
@@ -42,7 +44,7 @@ func (storage Storage) GetGame(id string) (Game, error) {
 }
 
 func (storage Storage) CreateGame(id string) error {
-	b, err := json.Marshal(Game{})
+	b, err := json.Marshal(entity.Game{})
 	if err != nil {
 		return err
 	}