<?php

/**
 * ---------------------------------------------------------------------
 *
 * GLPI - Gestionnaire Libre de Parc Informatique
 *
 * http://glpi-project.org
 *
 * @copyright 2015-2026 Teclib' and contributors.
 * @licence   https://www.gnu.org/licenses/gpl-3.0.html
 *
 * ---------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of GLPI.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * ---------------------------------------------------------------------
 */

/**
 * @var \DBmysql $DB
 * @var \Migration $migration
 */

$migration->displayMessage("Adding unicity key to reservationitem");
$table = 'glpi_reservationitems';

// Copy table
$tmp_table = "tmp_$table";
$migration->copyTable($table, $tmp_table, false);

// Drop is_deleted
$migration->dropKey($tmp_table, 'is_deleted');
$migration->dropField($tmp_table, "is_deleted");

// Add unicity key
$migration->addKey(
    $tmp_table,
    ['itemtype', 'items_id'],
    'unicity',
    'UNIQUE'
);

// Insert without duplicates
$quote_tmp_table = $DB->quoteName($tmp_table);
$select = $DB->request([
    'FROM' => $table,
])->getSql();

// "IGNORE" keyword used to avoid duplicates
$DB->doQueryOrDie("INSERT IGNORE INTO $quote_tmp_table $select");

// Replace table with the new version
$migration->dropTable($table);
$migration->renameTable($tmp_table, $table);
