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skat.go
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skat.go
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package main
import (
"encoding/json"
_ "errors"
"flag"
"fmt"
"github.com/fatih/color"
"github.com/gorilla/mux"
_ "html/template"
"log"
"math/rand"
"net/http"
"os"
"runtime/pprof"
"strconv"
"time"
)
var r = rand.New(rand.NewSource(1))
var _ = rand.New(rand.NewSource(time.Now().Unix()))
var delayMs = 1000
var totalGames = 21
var oficialScoring = false
var verbose = false
/*
channels for html and ISS comm
*/
var playChannel chan CardPlayed
var trickChannel chan Card
var skatChannel chan Card
var winnerChannel chan string
var bidChannel chan string
var trumpChannel chan string
var scoreChannel chan Score
var pickUpChannel chan string
var declareChannel chan string
var discardChannel chan Card
var skatPositionChannel chan int
var gameNr int
var issConnect = false
var issOpp1 = "xskat"
var issOpp2 = "xskat"
var issSentDelay = 0
var issUsername string
var issDEBUG = false
var minMaxPlayerFlag = false
var maxHandSizeFlag = 4
var MINIMAX_ALG = "abt"
var minmax2Flag = false
var minmax3Flag = false
var minimaxSearching = false
var MINIMAX_TO_ms = 10000
var MINIMAX_worlds = 20
var MINIMAX_EXTRA_DEPTH = 0
var gameIndex = 1
var player1 PlayerI
var player2 PlayerI
var player3 PlayerI
var html = false
var players []PlayerI
var gamePlayers []PlayerI
type SuitState struct {
declarer PlayerI
opp1 PlayerI
opp2 PlayerI
trump string
leader PlayerI
follow string
trick []Card
skat []Card
// not necessary for game but for tactics
Inference
}
func voidString(m map[string]bool) string {
str := "("
for k, v := range m {
if v {
str += k
str += ","
}
}
str += ")"
return str
}
func (s SuitState) String() string {
return fmt.Sprintf("D:%s, O1:%s, O2:%s, T:%s, Leads:%s, Fol: %s, TRICK:%v, SKAT:%v, InGame: %v, Played: %v, D_VOID:%s,%v,O1_VOID:%s, %v,O2_VOID:%s, %v\n",
s.declarer.getName(), s.opp1.getName(), s.opp2.getName(), s.trump, s.leader.getName(), s.follow, s.trick,
s.skat, s.trumpsInGame, s.cardsPlayed,
voidString(s.declarerVoidSuit), s.declarerVoidCards,
voidString(s.opp1VoidSuit), s.opp1VoidCards,
voidString(s.opp2VoidSuit), s.opp2VoidCards)
}
func (s *SuitState) cloneSuitStateNotPlayers() SuitState {
newSS := makeSuitState()
newSS.declarer = s.declarer //is it necessary?
newSS.opp1 = s.opp1 // swallow copy, will be replaced anyway
newSS.opp2 = s.opp2 // swallow copy, will be replaced anyway
newSS.trump = s.trump
newSS.leader = s.leader // swallow copy, will be replaced anyway
newSS.follow = s.follow
newTrick := make([]Card, len(s.trick))
copy(newTrick, s.trick)
newSS.trick = newTrick
newSS.skat = s.skat // Does not change. No need to clone
newSS.Inference = s.Inference.cloneInference()
return newSS
}
func makeSuitState() SuitState {
skat := make([]Card, 2)
inference := makeInference()
return SuitState{nil, nil, nil, "", nil, "", []Card{}, skat, inference}
}
func trickWinner(s *SuitState) int {
if s.greater(s.trick[0], s.trick[1]) && s.greater(s.trick[0], s.trick[2]) {
return 0
} else if s.greater(s.trick[1], s.trick[2]) {
return 1
} else {
return 2
}
}
func setNextTrickOrder(s *SuitState, players []PlayerI) []PlayerI {
index := trickWinner(s)
var winner PlayerI
// debugTacticsLog("PLAYERS: %v %d\n", players, index)
winner = players[index]
for i := 0; i < index; i++ {
players = rotatePlayers(players)
}
winner.setScore(winner.getScore() + sum(s.trick))
if s.declarer != nil && s.opp1 != nil && s.opp2 != nil {
gameLog("TRICK %v\n", s.trick)
debugTacticsLog("%d points: %d - %d\n", sum(s.trick), s.declarer.getScore(), s.opp1.getScore()+s.opp2.getScore())
}
if html && !minimaxSearching {
winnerChannel <- winner.getName()
}
winner.setSchwarz(false)
s.trick = []Card{}
s.leader = players[0]
if s.trump == NULL {
if winner.getName() == s.declarer.getName() {
// declarer lost
return nil
}
}
return players
}
type CardPlayed struct {
C Card
Pi int
}
func round(s *SuitState, players []PlayerI) []PlayerI {
card1 := play(s, players[0])
if html {
htmlLog("Sending to channel...%v \n", card1)
playChannel <- CardPlayed{card1, 0}
}
time.Sleep(time.Duration(delayMs) * time.Millisecond)
s.follow = getSuit(s.trump, s.trick[0])
card2 := play(s, players[1])
if html {
htmlLog("Sending to channel...%v \n", card2)
playChannel <- CardPlayed{card2, 1}
}
time.Sleep(time.Duration(delayMs) * time.Millisecond)
card3 := play(s, players[2])
if html {
htmlLog("Sending to channel...%v \n", card3)
playChannel <- CardPlayed{card3, 2}
}
time.Sleep(time.Duration(delayMs) * time.Millisecond)
players = setNextTrickOrder(s, players)
s.follow = ""
return players
}
func play(s *SuitState, p PlayerI) Card {
red := color.New(color.Bold, color.FgRed).SprintFunc()
// valid := sortSuit(s.trump, validCards(*s, p.getHand()))
valid := validCards(*s, p.getHand())
// if len(valid) == 0 {
// log.Fatal(fmt.Sprintf("Empty valid: %v, Player: %v\n", valid, p))
// }
// p.setHand(sortSuit(s.trump, p.getHand()))
gameLog("Trick: %v\n", s.trick)
pName := p.getName()
if s.declarer.getName() == p.getName() {
pName = red(pName)
}
debugTacticsLog("(%v) HAND %v ", pName, p.getHand())
debugTacticsLog("valid: %v\n", valid)
if s.declarer.getName() != p.getName() {
debugTacticsLog("\tPrevious suit: %s:%v, %s:%v\n",
s.opp1.getName(), s.opp1.getPreviousSuit(),
s.opp2.getName(), s.opp2.getPreviousSuit())
}
if s.declarer.getName() == p.getName() {
gameLog("(%s) ", red(p.getName()))
} else {
gameLog("(%v) ", p.getName())
}
card := p.playerTactic(s, valid)
if issConnect && p.getName() == issUsername {
playCard(card)
}
analysePlay(s, p, card)
p.setHand(remove(p.getHand(), card))
s.trick = append(s.trick, card)
if getSuit(s.trump, card) == s.trump {
s.trumpsInGame = remove(s.trumpsInGame, card)
}
s.cardsPlayed = append(s.cardsPlayed, card)
return card
}
// Returns a list of all cards that are playeable from the player's hand.
func validCards(s SuitState, playerHand []Card) []Card {
return filter(playerHand, func(c Card) bool {
return valid(s.follow, s.trump, playerHand, c)
})
}
func valid(follow, trump string, playerHand []Card, card Card) bool {
// debugTacticsLog(".. PLAYER HAND: %v\n", playerHand)
for _, c := range playerHand {
// if there is at least one card in your hand matching the followed suit
// your played card should follow
if follow == getSuit(trump, c) {
// if s.follow != getSuit(s.trump, card) {
// debugTacticsLog(".. INVALID CARD: %v. Valid in hand: %v\n", card, c)
// }
return follow == getSuit(trump, card)
}
}
// otherwise any card is playable
return true
}
var bids = []int{
18, 20, 22, 23, 24,
27, 30, 33, 35, 36,
40, 44, 45, 46, 48, 50,
54, 55, 59, 60,
63, 66, 70, 72, 77,
80, 81, 84, 88, 90, 96, 99, 100, 108, 110, 117,
121, 126, 130, 132, 135, 140, 143, 144,
}
func bidding(listener, speaker PlayerI, bidIndex int) (int, PlayerI) {
for speaker.accepts(bidIndex, false) {
bidLog("\t(%v) %d\n", speaker.getName(), bids[bidIndex])
if listener.accepts(bidIndex, true) {
//bidLog("Yes %d\n", bids[bidIndex])
bidLog("\t(%v) Yes\n", listener.getName())
bidIndex++
} else {
// bidLog("Listener (%v) Pass %d\n", listener.getName(), bids[bidIndex])
bidLog("\t(%v) Pass\n", listener.getName())
return bidIndex, speaker
}
}
//bidLog("(%v) Pass %d\n", speaker.getName(), bids[bidIndex])
bidLog("\t(%v) Pass \n", speaker.getName())
bidIndex--
return bidIndex, listener
}
func bid(players []PlayerI) (int, PlayerI) {
bidLog("(%v) vs (%v)\n", players[0].getName(), players[1].getName())
bidIndex, p := bidding(players[0], players[1], 0)
bidIndex++
bidLog("(%v) vs (%v)\n", p.getName(), players[2].getName())
bidIndex, p = bidding(p, players[2], bidIndex)
if bidIndex == -1 {
if players[0].accepts(0, false) { // speaks at end
bidLog("\t(%s) Yes %d\n", players[0].getName(), bids[0])
return bids[0], players[0]
} else {
bidLog("\t(%s) Pass\n", players[0].getName())
return 0, nil
}
}
// p.isDeclarer = true
if bidIndex < 0 {
return 0, p
}
return bids[bidIndex], p
}
func gameScore(state SuitState, cs []Card, handGame bool) Score {
withMatadors := 99
schneider := false
schwarz := false
overbid := false
ouvert := false
gs := 0
scoringString := ""
if state.trump == NULL {
scoringString += fmt.Sprintf("\nGame: %d\tNULL ", gameIndex)
// gameLog("\nSCORING\n\tNULL ")
if handGame {
scoringString += fmt.Sprintf("HAND ")
// gameLog("HAND \n")
if state.declarer.isSchwarz() {
gs = 35
} else {
gs = -70
}
} else {
if state.declarer.isSchwarz() {
gs = 23
} else {
gs = -46
}
}
scoringString += fmt.Sprintf("SCORE %d\t", gs)
// gameLog("SCORE %d\t", gs)
} else {
mat := matadors(state.trump, cs)
withMatadors = mat
if mat < 0 {
mat = mat * -1
}
multiplier := mat + 1
if withMatadors > 0 {
scoringString += fmt.Sprintf("\nGame: %d\t%s, With %d ", gameIndex, state.trump, mat)
// gameLog("\nSCORING\n\t%s, With %d ", state.trump, mat)
} else {
scoringString += fmt.Sprintf("\nGame: %d\t%s, Without %d ", gameIndex, state.trump, mat)
// gameLog("\nSCORING\n\t%s, Without %d ", state.trump, mat)
}
base := trumpBaseValue(state.trump)
if handGame {
multiplier++
scoringString += fmt.Sprintf("Hand ")
// gameLog("Hand ")
}
// Schneider?
if state.declarer.getScore() > 89 || state.declarer.getScore() < 31 {
multiplier++
schneider = true
scoringString += fmt.Sprintf("Schneider ")
// gameLog("Schneider ")
}
if state.declarer.isSchwarz() || (state.opp1.isSchwarz() && state.opp2.isSchwarz()) {
multiplier++
schwarz = true
scoringString += fmt.Sprintf("Schwarz ")
// gameLog("Schwarz ")
}
//gameLog("\n\n")
gs = multiplier * base
// OVERBID?
if gs < state.declarer.getDeclaredBid() {
fmt.Printf(" --OVERBID!!! Game Value: %d < Bid: %d-- ", gs, state.declarer.getDeclaredBid())
scoringString += fmt.Sprintf(" --OVERBID!!! Game Value: %d < Bid: %d-- ", gs, state.declarer.getDeclaredBid())
// gameLog(" --OVERBID!!! Game Value: %d < Bid: %d-- ", gs, state.declarer.getDeclaredBid())
overbid = true
leastMult := 0
for leastMult*base < state.declarer.getDeclaredBid() {
leastMult++
}
//score = -2 * leastMult * base
gs = -2 * leastMult * base
} else if state.declarer.getScore() > 60 {
//score = gs
} else {
gs = -2 * gs
}
scoringString += fmt.Sprintf("SCORE %d\t", gs)
// gameLog("SCORE %d\t", gs)
}
gameLog(scoringString)
if verbose {
fmt.Printf(scoringString)
}
scoreStruct := Score{
state.declarer.getName(),
state.declarer.getScore(),
state.opp1.getScore() + state.opp2.getScore(),
gs,
state.trump,
withMatadors,
handGame,
schneider,
schwarz,
ouvert,
overbid,
0, 0, 0,
}
return scoreStruct
}
var grandGames = 0
var wonGrandGames = 0
var nullGames = 0
var wonNullGames = 0
var state SuitState
var oldCards []Card
func DealCards() {
debugTacticsLog("Dealing\n")
var cards []Card
for {
cards = Shuffle(makeDeck())
gamePlayers[0].setHand(sortSuit("", cards[:10]))
if dealGame == "" {
break
}
player := gamePlayers[0].(*Player)
g := player.canWin(false)
if g == dealGame {
break
}
}
oldCards = make([]Card, len(cards))
copy(oldCards, cards)
gamePlayers[0].setHand(sortSuit("", cards[:10]))
gamePlayers[1].setHand(sortSuit("", cards[10:20]))
gamePlayers[2].setHand(sortSuit("", cards[20:30]))
copy(state.skat, cards[30:32])
}
func SameCards() {
gamePlayers[0].setHand(sortSuit("", oldCards[:10]))
gamePlayers[1].setHand(sortSuit("", oldCards[10:20]))
gamePlayers[2].setHand(sortSuit("", oldCards[20:30]))
copy(state.skat, oldCards[30:32])
}
/*
initstate()
------------> skat.go
creates Suitstate state (GLOBAL)
initGame()
------------> skat.go
reset all players
player.calculateHighestBid(false)
canWin(false)
p.handGame = false
change p.handGame in a HandGame
bidPhase()
------------> skat.go
bid(players)
declareAndPlay()
------------> skat.go
state.declarer.pickUpSkat(state.skat)
*/
func initState() {
state = makeSuitState()
}
func initGame() {
for _, p := range players {
p.ResetPlayer()
h := p.calculateHighestBid(false)
debugTacticsLog("(%v) hand: %v Bid up to: %d\n", p.getName(), p.getHand(), h)
}
gameLog("\nPLAYER ORDER: %s - %s - %s\n\n", players[0].getName(), players[1].getName(), players[2].getName())
}
func bidPhase() int {
// BIDDING
bidDecl, declarer := bid(players)
if bidDecl == 0 {
gameLog("ALL PASSED\n")
return 0
}
debugTacticsLog("Declarer %v\n", declarer)
declarer.setDeclaredBid(bidDecl)
state.setDeclarerAndOpps(players, declarer)
gameLog("(%s) won the bidding\n", state.declarer.getName())
return bidDecl
}
func declareAndPlay() int {
handGame := true
gameLog("... SKAT\n")
if state.declarer.pickUpSkat(state.skat) {
gameLog("... PICKED UP SKAT and DISCARDED\n")
handGame = false
}
gameLog("... DECLARE GAME\n")
state.trump = state.declarer.declareTrump()
if issConnect {
if len(state.skat) == 2 && state.skat[0].Rank != "" {
if !handGame {
fmt.Printf("sending trump %s and skat %v %v to server", state.trump, state.skat[0], state.skat[1])
iss_declare(state.trump, false, state.skat)
}
}
}
if issConnect && handGame {
fmt.Printf("sending trump %s and Hand Game to server", state.trump)
iss_declare(state.trump, true, state.skat)
}
if html {
htmlLog("Sending trump %v", state.trump)
trumpChannel <- state.trump
}
if state.trump == GRAND {
grandGames++
}
if state.trump == NULL {
nullGames++
}
state.trumpsInGame = filter(makeDeck(), func(c Card) bool {
return getSuit(state.trump, c) == state.trump
})
state.leader = players[0]
state.follow = ""
players[0].setHand(sortSuit(state.trump, players[0].getHand()))
players[1].setHand(sortSuit(state.trump, players[1].getHand()))
players[2].setHand(sortSuit(state.trump, players[2].getHand()))
handString := ""
if handGame {
handString = "(HAND)"
}
gameLog("\n(%s) TRUMP: %s %s\n", red(state.declarer.getName()), state.trump, handString)
if issConnect && state.declarer.getName() == "goskat" {
debugTacticsLog("SKAT: %v\n", state.skat)
}
declarerCards := make([]Card, len(state.declarer.getHand()))
copy(declarerCards, state.declarer.getHand())
declarerCards = append(declarerCards, state.skat...)
// PLAY
for i := 0; i < 10; i++ {
debugTacticsLog("TRUMPS IN PLAY %v\n", sortRank(state.trumpsInGame))
gameLog("\n")
players = round(&state, players)
if players == nil {
break
}
}
gameLog("\nSKAT: %v\n", state.skat)
// gameLog("SKAT: %v, %d\n", skat, sum(skat))
state.declarer.setScore(state.declarer.getScore() + sum(state.skat))
gameSc := gameScore(state, declarerCards, handGame)
gs := gameSc.GameScore
state.declarer.incTotalScore(gs)
scoreString := ""
if gs > 0 {
if oficialScoring {
state.declarer.incTotalScore(50)
}
if state.trump != NULL {
if state.trump == GRAND {
wonGrandGames++
}
scoreString = fmt.Sprintf("%s VICTORY: %d - %d, SCORE: %d\n", state.declarer.getName(),
state.declarer.getScore(), state.opp1.getScore()+state.opp2.getScore(), gs)
// gameLog("%s VICTORY: %d - %d, SCORE: %d\n", state.declarer.getName(),
// state.declarer.getScore(), state.opp1.getScore()+state.opp2.getScore(), gs)
} else {
wonNullGames++
scoreString = fmt.Sprintf("%s VICTORY: %d\n", state.declarer.getName(), gs)
// gameLog("%s VICTORY: %d\n", state.declarer.getName(), gs)
}
} else {
if oficialScoring {
state.declarer.incTotalScore(-50)
state.opp1.incTotalScore(40)
state.opp2.incTotalScore(40)
}
state.opp1.wonAsDefenders()
state.opp2.wonAsDefenders()
if state.trump != NULL {
scoreString = fmt.Sprintf("%s DEFEAT: %d - %d, SCORE: %d\n", state.declarer.getName(),
state.declarer.getScore(), state.opp1.getScore()+state.opp2.getScore(), gs)
// gameLog("%s DEFEAT: %d - %d, SCORE: %d\n", state.declarer.getName(),
// state.declarer.getScore(), state.opp1.getScore()+state.opp2.getScore(), gs)
} else {
scoreString = fmt.Sprintf("%s DEFEAT: %d\n", state.declarer.getName(), gs)
// gameLog("%s DEFEAT: %d\n", state.declarer.getName(), gs)
}
}
gameLog(scoreString)
if verbose {
fmt.Printf(scoreString)
}
if player1 != nil && player2 != nil && player3 != nil {
gameSc.Total1 = player1.getTotalScore()
gameSc.Total2 = player2.getTotalScore()
gameSc.Total3 = player3.getTotalScore()
} else {
debugTacticsLog("NIL players: %v %v %v\n", player1, player2, player3)
}
//fmt.Println("%v\n", gameSc)
if html {
scoreChannel <- gameSc
}
return gs
}
type Score struct {
Declarer string
DeclarerPoints int
DefenderPoints int
GameScore int
GameDeclared string
With int
Hand bool
Schneider bool
Schwarz bool
Ouvert bool
Overbid bool
Total1 int
Total2 int
Total3 int
}
func (s *SuitState) setDeclarerAndOpps(players []PlayerI, declarer PlayerI) {
state.declarer = declarer
if declarer == players[0] {
state.opp1, state.opp2 = players[1], players[2]
}
if declarer == players[1] {
state.opp2, state.opp1 = players[0], players[2]
}
if declarer == players[2] {
state.opp1, state.opp2 = players[0], players[1]
}
state.opp1.setPartner(state.opp2)
}
func skatGame() int {
gameLog("\n\nGAME %d/%d\n", gameIndex, totalGames)
initState()
DealCards()
players = []PlayerI{gamePlayers[0], gamePlayers[1], gamePlayers[2]}
initGame()
if bidPhase() == 0 {
return 0
}
gs := declareAndPlay()
return gs
}
func repeatGame() int {
gameLog("\n\nGAME %d/%d\n", gameIndex, totalGames)
// players = rotatePlayers(players)
initState()
SameCards()
players = []PlayerI{gamePlayers[0], gamePlayers[1], gamePlayers[2]}
initGame()
if bidPhase() == 0 {
return 0
}
gs := declareAndPlay()
return gs
}
func rotatePlayers(players []PlayerI) []PlayerI {
newPlayers := []PlayerI{}
newPlayers = append(newPlayers, players[1])
newPlayers = append(newPlayers, players[2])
newPlayers = append(newPlayers, players[0])
return newPlayers
}
func makeChannels() {
playChannel = make(chan CardPlayed)
trickChannel = make(chan Card)
skatChannel = make(chan Card)
bidChannel = make(chan string)
winnerChannel = make(chan string)
trumpChannel = make(chan string)
scoreChannel = make(chan Score)
pickUpChannel = make(chan string)
declareChannel = make(chan string)
discardChannel = make(chan Card)
skatPositionChannel = make(chan int)
}
func makePlayers(auto, html, issConnect, analysis bool, analysisPl, analysisPlayerBid int) {
if analysis {
fmt.Printf("Creating players for analysis. Player: %d\n", analysisPl)
if analysisPlayerBid != 0 {
fmt.Printf(".. Bid: %d\n", analysisPlayerBid)
}
switch analysisPl {
case 1:
lplayer1 := makeAPlayer([]Card{})
lplayer1.forcedBid = analysisPlayerBid
lplayer2 := makePlayer([]Card{})
lplayer3 := makePlayer([]Card{})
gamePlayers = []PlayerI{&lplayer1, &lplayer2, &lplayer3}
case 2:
lplayer1 := makePlayer([]Card{})
lplayer2 := makeAPlayer([]Card{})
lplayer2.forcedBid = analysisPlayerBid
lplayer3 := makePlayer([]Card{})
gamePlayers = []PlayerI{&lplayer1, &lplayer2, &lplayer3}
case 3:
lplayer1 := makePlayer([]Card{})
lplayer2 := makePlayer([]Card{})
lplayer3 := makeAPlayer([]Card{})
lplayer3.forcedBid = analysisPlayerBid
gamePlayers = []PlayerI{&lplayer1, &lplayer2, &lplayer3}
}
delayMs = 0
gamePlayers[0].setName("You")
player2.setName("Bob")
gamePlayers[2].setName("Ana")
fmt.Printf("Analysed player: %s\n", gamePlayers[analysisPl-1].getName())
return
}
if auto {
debugTacticsLog("Creating CPU players only\n")
player := makePlayer([]Card{})
player1 = &player
delayMs = 0
} else {
if html {
player := makeHtmlPlayer([]Card{})
player1 = &player
} else if issConnect {
var lplayer1 PlayerI
cpuplayer := makePlayer([]Card{})
lplayer1 = &cpuplayer
if minMaxPlayerFlag {
debugTacticsLog("PLAYERS: Creating a MinMax player for ISS\n")
mmplayer := makeMinMaxPlayer([]Card{})
lplayer1 = &mmplayer
}
// player1 = &player
issplayer2 := makeISSPlayer([]Card{})
issplayer3 := makeISSPlayer([]Card{})
lplayer1.setName("")
issplayer2.setName("ISS1") // this will change by ISS
issplayer3.setName("ISS2") // this will change by ISS
gamePlayers = []PlayerI{lplayer1, &issplayer2, &issplayer3} // this will change by ISS
delayMs = 0
return
} else {
player := makeHumanPlayer([]Card{})
player1 = &player
}
delayMs = 500
}
if minmax2Flag {
p2 := makeMinMaxPlayer([]Card{})
player2 = &p2
} else {
p2 := makePlayer([]Card{})
player2 = &p2
}
if minmax3Flag {
p3 := makeMinMaxPlayer([]Card{})
player3 = &p3
} else {
p3 := makePlayer([]Card{})
player3 = &p3
}
player1.setName("You")
player2.setName("Bob")
player3.setName("Ana")
gamePlayers = []PlayerI{player1, player2, player3}
}
var dealGame = ""
func main() {
// COMMAND LINE FLAGS
auto := false
analysis := false
analysisPlayer := 1
analysisPlayerBid := 0
winAnalysis := true
var randSeed int
flag.IntVar(&gameNr, "g", 1, "Deal cards # times before you start. You can use this option to move to a specific game of a series of games.")
flag.IntVar(&totalGames, "n", 36, "total number of games, default 36")
flag.IntVar(&randSeed, "r", 0, "Seed for random number generator. A value of 0 generates a random number to be used as a seed.")
flag.BoolVar(&auto, "auto", false, "Runs with CPU players only")
flag.BoolVar(&verbose, "v", false, "More info in auto mode.")
flag.BoolVar(&analysis, "analysis", false, "Exhaustively tries out all the moves of a player in a repeated game")
flag.BoolVar(&winAnalysis, "win", true, "Win or Lose target of the analysed player")
flag.IntVar(&analysisPlayer, "player", 1, "The player whose moves are being analysed")
flag.IntVar(&analysisPlayerBid, "bid", 0, "Force the bid of the analysed player")
flag.BoolVar(&fileLogFlag, "log", true, "Saves log in a file")
flag.BoolVar(&html, "html", false, "Starts an HTTP server at localhost:3000")
flag.BoolVar(&issConnect, "iss", false, "Connects to ISS skat server")
flag.BoolVar(&issDEBUG, "issDEBUG", false, "Fakes the responses of the skat server for debugging.")
flag.BoolVar(&minMaxPlayerFlag, "minmax", false, "Uses a MinMax CPU player a AI player at ISS")
flag.BoolVar(&minmax2Flag, "minmax2", false, "Uses a MinMax CPU player as 2nd player in auto and html.")
flag.BoolVar(&minmax3Flag, "minmax3", false, "Uses a MinMax CPU player as 3rd player in auto and html.")
flag.StringVar(&MINIMAX_ALG, "mmalg", "abt", "Algorithm used by minmax player: ab alphabeta, abt alphabeta with tactics for opponents")
flag.StringVar(&issOpp1, "opp1", "xskat", "Opponent to play with at ISS skat server")
flag.StringVar(&issOpp2, "opp2", "xskat", "Opponent to play with at ISS skat server")
flag.IntVar(&issSentDelay, "issdelay", 0, "Delay (in ms) before sending an action to ISS server. Useful for debugging and for observing a game.")
flag.IntVar(&maxHandSizeFlag, "mm-max", 4, "Max hand size for the minimax player. Below that normal tactics are used.")
flag.StringVar(&dealGame, "deal", "", "Force a specific game deal: Grand, Null")
var cpuprofile = flag.String("cpuprofile", "", "write cpu profile to file")
flag.IntVar(&MINIMAX_TO_ms, "mmtimeout", 5000, "Timeout (in ms) for minmax")
flag.IntVar(&MINIMAX_worlds, "mmworlds", 20, "Maximum worlds to generate for minmax")
flag.IntVar(&MINIMAX_EXTRA_DEPTH, "mmextradepth", 0, "Add extra depth to the default")
flag.Parse()
if *cpuprofile != "" {
f, err := os.Create(*cpuprofile)
if err != nil {
log.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
if auto {
gameLogFlag = false
}
if randSeed == 0 {
r = rand.New(rand.NewSource(time.Now().Unix()))
randSeed = r.Intn(9999)
}
fmt.Printf("SEED: %d\n", randSeed)
gameLog("SEED: %d\n", randSeed)
fmt.Printf("Game: %d\n", gameNr)
gameLog("Game: %d\n", gameNr)
r = rand.New(rand.NewSource(int64(randSeed)))
if fileLogFlag {
file, err := os.Create(logFileName)
if err != nil {
log.Fatal("Cannot create file", err)
}
logFile = file
defer file.Close()
}
makePlayers(auto, html, issConnect, analysis, analysisPlayer, analysisPlayerBid)
if issConnect {
issUsername = os.Getenv("ISS_USR")
pwd := os.Getenv("ISS_PWD")
if issUsername == "" || pwd == "" {
log.Fatal("To connect to the ISS skat server, you have to set the ISS_USR and ISS_PWD environment variables.")
}
err := Connect(issUsername, pwd) // blocks
if err != nil {
log.Fatal("Error in server connection: ", err)
return
}
return
}
rotateTimes := r.Intn(5) + gameNr - 1
for i := 0; i < rotateTimes; i++ {
gamePlayers = rotatePlayers(gamePlayers)
}
debugTacticsLog("SHUFFLING %d time(s)\n", gameNr)
for i := 0; i < gameNr-1; i++ {
DealCards()
}
if html {
gameLogFlag = false
rt := startServer()
port := ":3000"
fmt.Printf("Starting server at %s\n", port)
fmt.Printf("Open page :3000/html/\n")
http.ListenAndServe(port, rt)
// does not return
}
if analysis {
if !winAnalysis {
fmt.Println("Target: Declarer should lose.")
} else {
fmt.Println("Target: Declarer should win.")
}
gameLogFlag = false
gamePlayers = rotatePlayers(gamePlayers)
score := skatGame()
s := score
// printScore(gamePlayers)
i := 0
condition := func(s int) bool {
if winAnalysis {
return s < 0
} else {
return s > 0
}
}
anim := animation()
previousGameAnalysis = false
for condition(s) && !analysisEnded {
nextGameForAnalysis()
s = repeatGame()
anim()
i++
// printScore(gamePlayers)
}
if analysisEnded {
fmt.Printf("No chance! %d repetitions\n", i)
} else {
if fileLogFlag {
// logFile.Close() // close log file
}
file, err := os.Create("analysis.txt")
if err != nil {
log.Fatal("Cannot create file", err)
}
logFile = file
fileLogFlag = true
previousGameAnalysis = true