<?php

declare(strict_types=1);

/**
 * Class AddAnalyticsUnknownUseragentsProcedure Creates analytics_unknown_useragents procedure in database
 *
 * @copyright  2020 Ad Aures
 * @license    https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
 * @link       https://castopod.org/
 */

namespace Modules\Analytics\Database\Migrations;

use CodeIgniter\Database\Migration;

class AddAnalyticsUnknownUseragentsProcedure extends Migration
{
    public function up(): void
    {
        // Creates Procedure for data insertion
        // Example: CALL analytics_unknown_useragents('Podcasts/1430.46 CFNetwork/1125.2 Darwin/19.4.0');
        $procedureName = $this->db->prefixTable('analytics_unknown_useragents');
        $createQuery = <<<CODE_SAMPLE
        CREATE PROCEDURE `{$procedureName}` (IN `p_useragent` VARCHAR(191)) MODIFIES SQL DATA
        DETERMINISTIC
        SQL SECURITY INVOKER
        COMMENT 'Add an unknown useragent to table {$procedureName}.'
        INSERT INTO `{$procedureName}`(`useragent`)
        VALUES (p_useragent)
        ON DUPLICATE KEY UPDATE `hits`=`hits`+1
        CODE_SAMPLE;
        $this->db->query($createQuery);
    }

    public function down(): void
    {
        $procedureName = $this->db->prefixTable('analytics_unknown_useragents');
        $this->db->query("DROP PROCEDURE IF EXISTS `{$procedureName}`");
    }
}
