<?php
session_start();
$startingPoint = $_POST['startingPoint'];
$endingPoint = $_POST['endingPoint'];
$largeur = (int)$_POST['largeur'];
$hauteur = (int)$_POST['hauteur'];
$cases = [];
foreach ($_POST as $n => $v) {
    if (!in_array($n, ['startingPoint', 'endingPoint', 'largeur', 'hauteur'])) {
        $coord = getCoordForCase($n);
        $cases[$coord[0]][$coord[1]] = 1;
    }
}

function getCoordForPt($t)
{
    if (preg_match('/^check(\d{1,2})-(\d{1,2})$/', $t, $m) !== 0) {
        return '[' . $m[2] . ',' . $m[1] . ']';
    }

    return null;
}

function getCoordForCase($t)
{
    if (preg_match('/^check(\d{1,2})-(\d{1,2})$/', $t, $m) !== 0) {
        return [$m[1], $m[2]];
    }

    return null;
}

$level = '[';
for ($i = 0; $i < $hauteur; $i++) {
    $level .= '[';
    for ($j = 0; $j < $largeur; $j++) {
        if (!empty($cases[$i][$j])) {
            $level .= '1,';
        } else {
            $level .= '0,';
        }
    }
    $level = substr($level, 0, -1) . '],';
}
$level = substr($level, 0, -1) . '];';
$file = '';
$file .= 'currentPosition = ' . getCoordForPt($startingPoint) . ';';
$file .= 'finalPosition =' . getCoordForPt($endingPoint) . ';';
$file .= 'level = ' . $level;
$tod = gettimeofday();
$finalFilename = $tod['sec'] . mt_rand(0, 50) . '.js';
file_put_contents(__DIR__ . '/custom/' . $finalFilename, $file);
$_SESSION['file'] = $finalFilename;
header('Location: list/');