<?php

/* --------------------------------------------------------------------

  This file is part of Chevereto Free.
  https://chevereto.com/free

  (c) Rodolfo Berrios <rodolfo@chevereto.com>

  For the full copyright and license information, please view the LICENSE
  file that was distributed with this source code.

  --------------------------------------------------------------------- */

namespace CHV;

use G;
use Exception;

class Requestlog
{
    public static function get($values, $sort = [], $limit = null)
    {
        try {
            return DB::get('requests', $values, 'AND', $sort, $limit);
        } catch (Exception $e) {
            throw new RequestlogException($e->getMessage(), 400);
        }
    }

    public static function insert($values)
    {
        if (!is_array($values)) {
            throw new RequestlogException('Expecting array, ' . gettype($values) . ' given in ' . __METHOD__, 100);
        }

        if (!$values['ip']) {
            $values['ip'] = G\get_client_ip();
        }

        $values['date'] = G\datetime();
        $values['date_gmt'] = G\datetimegmt();

        try {
            return DB::insert('requests', $values);
        } catch (Exception $e) {
            throw new RequestlogException($e->getMessage(), 400);
        }
    }

    public static function getCounts($type, $result, $ip = null)
    {
        if (is_array($type)) {
            $type_qry = 'request_type IN(';
            $binds = [];
            for ($i = 0; $i < count($type); $i++) {
                $type_qry .= ':rt' . $i . ',';
                $binds[':rt' . $i] = $type[$i];
            }
            $type_qry = rtrim($type_qry, ',') . ')';
        } else {
            $type_qry = 'request_type=:request_type';
            $binds = [
                ':request_type' => $type
            ];
        }

        try {
            $db = DB::getInstance();
            $db->query('SELECT
							COUNT(IF(request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 MINUTE), 1, NULL)) AS minute,
							COUNT(IF(request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 HOUR), 1, NULL)) AS hour,
							COUNT(IF(request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 DAY), 1, NULL)) AS day,
							COUNT(IF(request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 WEEK), 1, NULL)) AS week,
							COUNT(IF(request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 MONTH), 1, NULL)) AS month
						FROM ' . DB::getTable('requests') . ' WHERE ' . $type_qry . ' AND request_result=:request_result AND request_ip=:request_ip AND request_date_gmt >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 1 MONTH)');
            foreach ($binds as $k => $v) {
                $db->bind($k, $v);
            }
            $db->bind(':request_result', $result);
            $db->bind(':request_ip', $ip ?: G\get_client_ip());
            return $db->fetchSingle();
        } catch (Exception $e) {
            throw new RequestlogException($e->getMessage(), 400);
        }
    }

    public static function delete($values, $clause = 'AND')
    {
        try {
            return DB::delete('requests', $values, $clause);
        } catch (Exception $e) {
            throw new RequestlogException($e->getMessage(), 400);
        }
    }
}

class RequestlogException extends Exception
{
}