need less stupid IA to test tron
parent
3b4c14d782
commit
f7dd39228e
@ -0,0 +1,98 @@
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<?php
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header('Access-Control-Allow-Origin: *');
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header('Access-Control-Allow-Methods: GET, POST');
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header('Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept');
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//load classes
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include ("incTron/Coords.php");
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include ("incTron/Direction.php");
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/*
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* stupid IA for tron
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*/
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$in=file_get_contents('php://input');
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$params=json_decode($in, TRUE);
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function get_available_dirs($busyCells,$myCoords){
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$directions = array(
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new Direction('x+'),
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new Direction('x-'),
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new Direction('y+'),
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new Direction('y-')
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);
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$availablesDirs = array();
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foreach ($directions as $direction){
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if(in_array($myCoords->addDirection($direction),$busyCells)){
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$availablesDirs[] = $direction;
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}
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}
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return $availablesDirs;
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}
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function scoreDirection($busyCells,$headPOS,$dir){
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$newBusyCells = $busyCells;
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$newBusyCells[] = $headPOS->addDirection($dir);
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return count(get_available_dirs($newBusyCells,$headPOS->addDirection($dir)));
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}
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switch($params['action']){
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case "init":
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echo '{"name":"Stupid AI"}';
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break;
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case "play-turn":
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//Input JSON exemple:
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/*
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{"game-id":"1784",
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"action":"play-turn",
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"game":"tron",
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"board":[
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[[490,937],[489,937],[489,938]],
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[[349,806],[350,806],[350,805]]
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],"player-index":0,"players":2}
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*/
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//put all non empty coords on array
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$busyCells = array();
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foreach($params['board'] as $tail){
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foreach($tail as $coord){
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$busyCells[] = new Coords($coord[0],$coord[1]);
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}
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}
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//get my head coords
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$myCoords = new Coords($params['board'][$params['player-index']][0][0],$params['board'][$params['player-index']][0][1]);
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$availablesDirs = get_available_dirs($busyCells,$myCoords);
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//score them
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$majoredAvailableDirs = array();
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foreach($availablesDirs as $dir){
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$score = scoreDirection($busyCells,$myCoords,$dir);
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for($i = 0; $i < $score * 5; $i++){
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$majoredAvailableDirs[] = $dir;
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}
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}
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if(count($majoredAvailableDirs) == 0){
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echo '{"play":"x+","comment":"I Loose"}';
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error_log("i ll loose");
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}else{
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shuffle($majoredAvailableDirs);
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echo '{"play":"'.$majoredAvailableDirs[0].'"}';
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error_log(json_encode($majoredAvailableDirs));
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}
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break;
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default:
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break;
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}
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@ -0,0 +1,30 @@
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<?php
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class Coords{
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private static $min = 0;
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private static $max = 999;
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public $x;
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public $y;
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public function __construct(int $x = 0, int $y = 0) {
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if (($x < Coords::$min) || ($x > Coords::$max) || ($y < Coords::$min) || ($y > Coords::$max)){
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//out of limits
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error_log("a bot out of limits");
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return false;
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}
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$this->x = $x;
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$this->y = $y;
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}
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public function __toString(){
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return $this->x.",".$this->y;
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}
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public function addDirection(Direction $dir){
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return new Coords(
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$this->x + $dir->deltaX,
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$this->y + $dir->deltaY
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);
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}
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}
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@ -0,0 +1,92 @@
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<?php
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class Direction
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{
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private static $top = 0;
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private static $bottom = 1;
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private static $left = 2;
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private static $right = 3;
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private $value;
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public $deltaX;
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public $deltaY;
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public function __construct(){
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$this->value = 0;
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}
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private function setValue($value){
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$this->value = $value;
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switch ($value){
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case Direction::$bottom:
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$this->deltaY = -1;
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$this->deltaX = 0;
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break;
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case Direction::$top:
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$this->deltaY = 1;
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$this->deltaX = 0;
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break;
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case Direction::$left:
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$this->deltaY = 0;
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$this->deltaX = -1;
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break;
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case Direction::$right:
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$this->deltaY = 0;
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$this->deltaX = 1;
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break;
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}
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}
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public function __toString(){
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switch ($this->value){
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case Direction::$top:
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return "y+";
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break;
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case Direction::$bottom:
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return "y-";
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break;
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case Direction::$left:
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return "x-";
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break;
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case Direction::$right:
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return "x+";
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break;
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}
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}
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public static function make($str){
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$dir = new Direction();
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switch((string)$str){
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case "x+":
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$dir->setValue(Direction::$right);
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break;
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case "x-":
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$dir->setValue(Direction::$left);
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break;
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case "y+":
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$dir->setValue(Direction::$top);
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break;
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case "y-":
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$dir->setValue(Direction::$bottom);
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break;
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default:
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//error_log("expected 'x+', 'x-', 'y+' or 'y-'". (string)$str."received.");
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return false;
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//throw new InvalidDirectionException("expected 'x+', 'x-', 'y+' or 'y-'". (string)$str."received.");
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break;
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}
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return $dir;
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}
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public function opposite(){
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$opposites = array(
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Direction::$top => Direction::$bottom,
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Direction::$bottom => Direction::$top,
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Direction::$left => Direction::$right,
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Direction::$right => Direction::$left
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);
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$opposite = new Direction();
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$opposite->setValue($opposites[$this->value]);
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return $opposite;
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}
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}
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