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Gnieark 6 tahun yang lalu
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# goTicTactoeBot
a golang tictactoe bot for BotsArena or bolosseum
I am learning golang it's my first program. Don't take it seriously

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<!DOCTYPE html>
<html lang="fr">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="author" content="Gnieark" />
<title>Test ton bot</title>
<style type="text/css">
body{width:100%; font-size:100%; line-height:140%; word-wrap:break-word; text-rendering:optimizelegibility;
margin:0 auto; font-family : "lucida grande", "gill sans", arial, sans-serif; left:auto;}
header{ background-color:#A60800; width: 100%; overflow: hidden; height: auto;}
header h1{display: block; font-size:300%; color:#FFF;float: left; margin-left: 5%;}
header nav{display: block; width: 45%; color:#FFF; float: right;}
#menus{ margin-left: 50px; width:100%; display: table;}
#menus a{color: #fff; display: table-cell; text-decoration: none;text-align: center;border-radius: 15px 15px 0px 0px;}
#menus a.selected{color:#202020; background-color:#fff;}
footer{height: 70px; display: block; color: #343638; font-size: 11pt; line-height: 15pt; margin: 0; padding-top: 15pt;
overflow-x: hidden; box-sizing: border-box; background-image: -webkit-linear-gradient(top, #f5f5f5,#e9e9e9);
border-top: 1px solid #bebebe; color: #999; font-size: 12px; line-height: 1.5em; text-align: center;width: 100%;}
footer a {margin:0px 15px 0px 15px; color: #666;text-decoration: none; font-weight: normal;}
#languages{float: right; text-align: right;}
section{margin: 0 auto; width: 90%;}
article{float: right; width:70%;}
aside{float:left; width: 28%; border-right: 1px dashed green;}
aside table {width: 90%;}
aside table tr td{width: 33%;}
aside table tr td input, aside table tr td select {width: 100%;}
.center{text-align: center;}
aside p img{ width: 100%; max-width:342px;}
form textarea, form input, form select {width:40%;}
form input[type=checkbox], form input[type=radio] { width:15px; }
form label {float:left; width:40%; margin-right:0.5em;
padding-top:0.2em; text-align:right;}
pre{ font-style: normal;font-size: 16px; margin-left: 32px;font-family: Consolas, "Times New Roman", Verdana;
border-left: 4px solid #CCC; padding-left: 8px;}
.battleGrid{padding-left:10px; border-collapse:collapse; margin: 20px 20px 20px 20px;}
.battleGrid tr{}
.battleGrid td{border: 1px dashed green; text-align: center; font-weight: bold;width:2em; height: 2em; vertical-align: middle;}
.winCase{background-color:red;}
.hidden{display: none;}
#logs{font-size: 70%;}
</style>
<script>
var grid={"0-0":"","0-1":"","0-2":"","1-0":"","1-1":"","1-2":"","2-0":"","2-1":"","2-2":""};
var currentPlayer=0;
var gameId=0;
function createElem(type,attributes){
var elem=document.createElement(type);
for (var i in attributes)
{elem.setAttribute(i,attributes[i]);}
return elem;
}
function addLog(message){
var p=createElem('p');
p.innerHTML=message;
document.getElementById('logs').appendChild(p);
}
function changePlayerType(player,newValue){
if(newValue == "bot"){
document.getElementById('url' + player).disabled="";
}else{
document.getElementById('url' + player).disabled="disabled";
}
}
function playingAT(cellKey){
//hide buttons
var inputs = document.getElementById('grid').getElementsByTagName('input');
for (var index = 0; index < inputs.length; index++) {
inputs[index].setAttribute("class","hidden");
}
if(currentPlayer == 1){
var symbol= "X";
}else{
var symbol="O";
}
//test if cell is empty
if(grid[cellKey] !== ""){
addLog("Player " + currentPlayer + "tente de jouer sur " + cellKey +". Cette case est déjà prise, il perd");
}
//placer le caractere
if(currentPlayer == 1){
var symbol= "X";
}else{
var symbol="O";
}
grid[cellKey]=symbol;
document.getElementById(cellKey).innerHTML = symbol;
addLog("Player " + currentPlayer + " joue " + cellKey);
//does he win?
//tester si trois caracteres allignés
if(
((grid['0-0'] == grid['0-1']) && (grid['0-1'] == grid['0-2']) && (grid['0-2']!==""))
|| ((grid['1-0'] == grid['1-1']) && (grid['1-1'] == grid['1-2']) && (grid['1-2']!==""))
|| ((grid['2-0'] == grid['2-1']) && (grid['2-1'] == grid['2-2']) && (grid['2-2']!==""))
|| ((grid['0-0'] == grid['1-0']) && (grid['1-0'] == grid['2-0']) && (grid['2-0']!==""))
|| ((grid['0-1'] == grid['1-1']) && (grid['1-1'] == grid['2-1']) && (grid['2-1']!==""))
|| ((grid['0-2'] == grid['1-2']) && (grid['1-2'] == grid['2-2']) && (grid['2-2']!==""))
|| ((grid['0-0'] == grid['1-1']) && (grid['1-1'] == grid['2-2']) && (grid['2-2']!==""))
|| ((grid['0-2'] == grid['1-1']) && (grid['1-1'] == grid['2-0']) && (grid['2-0']!==""))
){
addLog("Player " + currentPlayer + "gagne la partie");
return;
}
//change player
if(currentPlayer == 1){
play(2);
}else{
play(1);
}
}
function play(player){
currentPlayer=player;
if(document.getElementById("player" + player + "Type").value == "bot"){
//call bot url
if(currentPlayer == 1){
var symbol= "X";
}else{
var symbol="O";
}
var arrToSend= {
"game-id": "" + gameId,
"action" : "play-turn",
"game" : "tictactoe",
"players" : 2,
"board" : grid,
"you" : symbol,
"player-index" : player-1
};
var stringToSend = JSON.stringify(arrToSend);
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function(){if(xhr.readyState == 4){
if(xhr.status == 200) {
addLog('message send to bot ' + player + ':' + stringToSend);
addLog('his awnser is: ' + xhr.responseText);
try{
var reponse = JSON.parse(xhr.responseText);
var cellTarget= reponse['play'];
}catch(e){
addLog('player ' + player + ' a fait une réponse non conforme aux specs: ' + xhr.responseText);
return;
}
//test format of response
var reg = /^[0-2]-[0-2]$/;
if (!reg.test(cellTarget)){
addLog('player ' + player + ' a fait une réponse non conforme: ' + xhr.responseText);
return;
}
playingAT(cellTarget);
}else{
addLog('player ' + player + ' n est pas joignable ' + xhr.status);
return;
}
}};
xhr.open("POST", document.getElementById('url' + player).value, true);
xhr.setRequestHeader("Content-Type", "application/json");
xhr.send(stringToSend );
}else{
//wait for human response, show buttons on empty cases
for (var key in grid){
if(grid[key] == ""){
document.getElementById('button' + key).setAttribute("class", "");
}
}
}
}
function startGame(){
//empty div
while (document.getElementById("fightResult").firstChild) {
document.getElementById("fightResult").removeChild(document.getElementById("fightResult").firstChild);
}
//create grid
var table=createElem('table',{'class':'battleGrid', 'id': 'grid'});
for (var i=0; i < 3 ; i++){
var tr=createElem('tr');
for (var j=0;j<3; j++){
var td=createElem('td',{'id': j + '-' + i});
var playerButton=createElem('input',{
'type': 'button',
'id':'button' + j + '-' + i,
'onclick':"playingAT('" + j + '-' + i + "');",'value':'-',
'class': 'hidden'}
);
td.appendChild(playerButton);
tr.appendChild (td);
}
table.appendChild(tr);
}
document.getElementById('fightResult').appendChild(table);
var divLogs=createElem("div",{"id":"logs"});
document.getElementById('fightResult').appendChild(divLogs);
//init vars
grid={"0-0":"","0-1":"","0-2":"","1-0":"","1-1":"","1-2":"","2-0":"","2-1":"","2-2":""};
gameId=Math.floor((Math.random() * 10000) + 1);
//envoyer les requetes d'init aux bots
for (var p = 1; p < 3 ; p++){
if(document.getElementById("player" + p + "Type").value == "bot"){
var xhr = new XMLHttpRequest();
xhr.open("POST", document.getElementById('url' + p).value, false);
xhr.setRequestHeader("Content-Type", "application/json");
xhr.send('{"game-id":"1126","action":"init","game":"tictactoe","players":2,"board":{},"player-index":' + (p - 1) +'}');
if(xhr.status == 200) {
addLog('Message d\'init envoyé au bot player ' + p );
}else{
addLog('player ' + p + ' n est pas joignable ' + xhr.status);
return;
}
}
}
play(1);
}
</script>
</head>
<body>
<header>
<h1>Debug and test your tictactoe AI</h1>
</header>
<section>
<aside>
<h2>Configure the test</h2>
<table>
<tr>
<td>Player 1</td>
<td><select id="player1Type" name="player1Type" onchange="changePlayerType(1,this.value);">
<option value="bot">bot</option>
<option value="human">human</option>
</select>
</td>
</tr>
<tr>
<td colspan="2">
<input id="url1" type="text" name="player1URL" placeholder="url du bot http://localhost" value="https://ias.tinad.fr/stupidIATictactoe.php"/>
</td>
</tr>
<tr>
<td>Player 2</td>
<td>
<select id="player2Type" name="player2Type" onchange="changePlayerType(2,this.value);">
<option value="human">human</option>
<option value="bot">bot</option>
</select>
</td>
</tr>
<tr>
<td colspan="2">
<input id="url2" type="text" name="player2URL" placeholder="url du bot http://localhost" disabled value="https://ias.tinad.fr/stupidIATictactoe.php"/>
</td>
</tr>
</table>
<p><input type="button" onclick="startGame()" value="Fight"/></p>
</aside>
<article id="fightResult">
</article>
</section>
<footer>
<a href="/p/About">About</a><a href="https://github.com/gnieark/botsArena">Bots'Arena source code</a><a href="/p/legals">Mentions légales</a>
</footer>
</body>
</html>

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/*
* Mini max algorythm for Tictactoe Bot (https://botsArena.tinad.fr or bollosseum)
* By Gnieark https://blog-du-grouik.tinad.fr 2018-06
* I am learning golang it's my first script, don't take it seriously
*/
package main
import (
"log"
"fmt"
"net/http"
"encoding/json"
"io/ioutil"
)
type Plate struct{
Cell00 string `json:"0-0,omitempty"`
Cell01 string `json:"0-1,omitempty"`
Cell02 string `json:"0-2,omitempty"`
Cell10 string `json:"1-0,omitempty"`
Cell11 string `json:"1-1,omitempty"`
Cell12 string `json:"1-2,omitempty"`
Cell20 string `json:"2-0,omitempty"`
Cell21 string `json:"2-1,omitempty"`
Cell22 string `json:"2-2,omitempty"`
}
type QuestionMessage struct {
GameId string `json:"game-id,omitempty"`
Action string `json:"action,omitempty"`
Game string `json:"game,omitempty"`
Players int `json:"players,omitempty"`
Board Plate `json:"board"`
You string `json:"you,omitempty"`
PlayerIndex int `json:"player-index,omitempty"`
}
type Coords struct{
X int
Y int
}
/**
* Give a score to a cell where to play
* @param tmap the grid Values 0 are empty cells
* target. The coords to test
* currentPlayer int. His digit 1 or 2
* @return int the score
*/
func scoreTarget (tmap [3][3] int, target Coords, currentPlayer int) int{
tmap[target.X][target.Y] = currentPlayer
//count the depth
depth :=0
for i := 0; i<3 ; i++{
for j := 0; j<3 ; j++{
if tmap[i][j] > 0 {
depth++
}
}
}
/*
* 0-0 | 0-1 | 0-2
* 1-0 | 1-1 | 1-2
* 2-0 | 2-1 | 2-2
*/
alignments := [8][3]Coords{
{Coords{0,0},Coords{0,1},Coords{0,2}},
{Coords{1,0},Coords{1,1},Coords{1,2}},
{Coords{2,0},Coords{2,1},Coords{2,2}},
{Coords{0,0},Coords{1,0},Coords{2,0}},
{Coords{0,1},Coords{1,1},Coords{2,1}},
{Coords{0,2},Coords{1,2},Coords{2,2}},
{Coords{0,0},Coords{1,1},Coords{2,2}},
{Coords{0,2},Coords{1,1},Coords{2,0}},
}
win:=false
for i:=0; i < len(alignments) ; i++ {
win=true
for j:=0; j < 3 ; j++ {
if tmap[alignments[i][j].X][alignments[i][j].Y] != currentPlayer{
win = false
}
}
if win {
return 100 - depth
}
}
//if it was the last cell
if depth == 9 { return 0}
//test if this target prevent to loose
var newPlayer int
if currentPlayer == 1 {
newPlayer = 2
}else{
newPlayer = 1
}
_ ,nextScore := playOn(tmap,newPlayer)
return -nextScore
}
/**
* return the better cell, and his score where to play
* @param tmap the grid Values 0 are empty cells
* currentPlayer int. His digit 1 or 2
* @return beastCoord,beastScore
*/
func playOn (tmap [3][3]int, currentPlayer int) (Coords,int){
beastScore := -999
beastCoord := Coords{-1,-1}
//scorer les emplacements libres
for i := 0; i < 3; i++ {
for j:= 0; j < 3; j++ {
if tmap[i][j] == 0 {
sc:=scoreTarget(tmap,Coords{i,j},currentPlayer)
if sc > beastScore {
beastScore = sc
beastCoord = Coords{i,j}
}
}
}
}
return beastCoord,beastScore
}
//******** http, and parsing functions *******
func tictactoeSymbolsToInt (symbolToTest string,mySymbol string) int{
switch symbolToTest {
case mySymbol:
return 1
case "":
return 0
case " ":
return 0
default:
return 2
}
}
func parseQuery(w http.ResponseWriter, r *http.Request){
allowedHeaders := "Accept, Content-Type, Content-Length, Accept-Encoding, Authorization,X-CSRF-Token"
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
w.Header().Set("Access-Control-Allow-Headers", allowedHeaders)
decoder := json.NewDecoder(r.Body)
var questionMessage QuestionMessage
err := decoder.Decode(&questionMessage)
if err != nil {
panic(err)
}
switch questionMessage.Action{
case "init":
w.Write([]byte("{\"name\":\"GniearkGolangTictactoe\"}"))
case "play-turn":
//Convert the map to an exploitable array
var tmap [3][3]int
tmap[0][0] = tictactoeSymbolsToInt(questionMessage.Board.Cell00,questionMessage.You)
tmap[0][1] = tictactoeSymbolsToInt(questionMessage.Board.Cell01,questionMessage.You)
tmap[0][2] = tictactoeSymbolsToInt(questionMessage.Board.Cell02,questionMessage.You)
tmap[1][0] = tictactoeSymbolsToInt(questionMessage.Board.Cell10,questionMessage.You)
tmap[1][1] = tictactoeSymbolsToInt(questionMessage.Board.Cell11,questionMessage.You)
tmap[1][2] = tictactoeSymbolsToInt(questionMessage.Board.Cell12,questionMessage.You)
tmap[2][0] = tictactoeSymbolsToInt(questionMessage.Board.Cell20,questionMessage.You)
tmap[2][1] = tictactoeSymbolsToInt(questionMessage.Board.Cell21,questionMessage.You)
tmap[2][2] = tictactoeSymbolsToInt(questionMessage.Board.Cell22,questionMessage.You)
target, score := playOn(tmap, 1)
fmt.Fprintf(w, "{\"play\":\"%d-%d\",\"Comment\":\"score %d\"}", target.X, target.Y,score)
default:
w.Write([]byte("Error " + questionMessage.Action ))
}
}
func arena(w http.ResponseWriter, r *http.Request){
data, err := ioutil.ReadFile("./arena.html")
if err == nil {
w.Write(data)
} else {
w.WriteHeader(404)
w.Write([]byte("404 Something went wrong - " + http.StatusText(404)))
}
}
func main() {
http.HandleFunc("/arena", arena)
http.HandleFunc("/", parseQuery)
log.Fatal(http.ListenAndServe(":8080", nil))
}
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