<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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.
//
// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Upgrade script for the scorm module.
 *
 * @package    mod_scorm
 * @copyright  1999 onwards Martin Dougiamas  {@link http://moodle.com}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

/**
 * @global moodle_database $DB
 * @param int $oldversion
 * @return bool
 */
function xmldb_scorm_upgrade($oldversion) {
    global $DB;

    $dbman = $DB->get_manager();


<     // Automatically generated Moodle v3.6.0 release upgrade line.



>     // Automatically generated Moodle v3.9.0 release upgrade line.


    // Put any upgrade step following this.


<     if ($oldversion < 2018123100) {
< 
<         // Remove un-used/large index on element field.
<         $table = new xmldb_table('scorm_scoes_track');
<         $index = new xmldb_index('element', XMLDB_INDEX_UNIQUE, ['element']);
<         if ($dbman->index_exists($table, $index)) {
<             $dbman->drop_index($table, $index);



>     if ($oldversion < 2021052501) {
>         $table = new xmldb_table('scorm');
>         $field = new xmldb_field('displayactivityname');
>         if ($dbman->field_exists($table, $field)) {
>             $dbman->drop_field($table, $field);


        }

< 
<         // Scorm savepoint reached.
<         upgrade_mod_savepoint(true, 2018123100, 'scorm');



>         upgrade_mod_savepoint(true, 2021052501, 'scorm');


    }


<     // Automatically generated Moodle v3.7.0 release upgrade line.
<     // Put any upgrade step following this.
< 
<     // Automatically generated Moodle v3.8.0 release upgrade line.
<     // Put any upgrade step following this.
< 
<     // Automatically generated Moodle v3.9.0 release upgrade line.



>     // Automatically generated Moodle v4.0.0 release upgrade line.


    // Put any upgrade step following this.


<     // Automatically generated Moodle v3.10.0 release upgrade line.



>     // Automatically generated Moodle v4.1.0 release upgrade line.


    // Put any upgrade step following this.


<     // Automatically generated Moodle v3.11.0 release upgrade line.



>     // Automatically generated Moodle v4.2.0 release upgrade line.


    // Put any upgrade step following this.

    return true;
}