<?php

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

function xmldb_exp360_upgrade($oldversion) {
    global $DB;

    $dbman = $DB->get_manager();

    if ($oldversion < 2024070503) {
        // Define field intro to be added to exp360.
        $table = new xmldb_table('exp360');
        $field = new xmldb_field('intro', XMLDB_TYPE_TEXT, null, null, null, null, null, 'name');

        // Conditionally launch add field intro.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Define field introformat to be added to exp360.
        $field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, '0', 'intro');

        // Conditionally launch add field introformat.
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

        // Exp360 savepoint reached.
        upgrade_mod_savepoint(true, 2024070503, 'exp360');
    }

    return true;
}