<?php
/**
 * Account Number Generator
 * Returns json with result
 *
 * @package   MyAAC
 * @author    Slawkens <slawkens@gmail.com>
 * @copyright 2021 MyAAC
 * @link      https://my-aac.org
 */

// we need some functions
require '../common.php';
require SYSTEM . 'functions.php';
require SYSTEM . 'init.php';

if(USE_ACCOUNT_NAME) {
	return;
}

$hasNumberColumn = $db->hasColumn('accounts', 'number');
do {
	$length = 10;
	$min = (int)(1 . str_repeat(0, $length - 1));
	$max = (int)str_repeat(9, $length);

	try {
		$number = random_int($min, $max);
	} catch (Exception $e) {
		error_('');
	}

	$query = $db->query('SELECT `id` FROM `accounts` WHERE `' . ($hasNumberColumn ? 'number' : 'id') . '` = ' . $db->quote($number));
} while($query->rowCount() >= 1);

success_($number);

/**
 * Output message & exit.
 *
 * @param string $desc Description
 */
function success_($desc) {
	echo json_encode([
		'success' => $desc
	]);
	exit();
}
function error_($desc) {
	echo json_encode([
		'error' => $desc
	]);
	exit();
}