<?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/>.

namespace qbank_columnsortorder\privacy;


< use \core_privacy\local\metadata\null_provider;



> use core_privacy\local\metadata\collection;
> use core_privacy\local\request\writer;



/**
 * Privacy provider for columnsortorder.
 *
 * @package    qbank_columnsortorder
 * @copyright  2021 Catalyst IT Australia Pty Ltd
 * @author     Ghaly Marc-Alexandre <marc-alexandreghaly@catalyst-ca.net>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

< class provider implements null_provider {
<     /**
<      * Get the language string identifier with the component's language
<      * file to explain why this plugin stores no data.
<      *
<      * @return  string
<      */
<     public static function get_reason() : string {
<         return 'privacy:metadata';



> class provider implements
>     // The forms subsystem does not store any data itself, it has no database tables.
>     \core_privacy\local\metadata\provider,
> 
>     // The forms subsystem has user preferences.
>     \core_privacy\local\request\user_preference_provider {
> 
>     public static function get_metadata(collection $collection): collection {
>         $collection->add_user_preference('enabledcol', 'privacy:metadata:preference:enabledcol');
>         $collection->add_user_preference('hiddencols', 'privacy:metadata:preference:hiddencols');
>         $collection->add_user_preference('colsize', 'privacy:metadata:preference:colsize');
> 
>         return $collection;
>     }
> 
>     public static function export_user_preferences(int $userid) {
>         $components = ['core_question', "qbank_history"];
>         foreach ($components as $component) {
>             $prefnames = ['enabledcol', 'hiddencols', 'colsize'];
>             foreach ($prefnames as $name) {
>                 $preference = get_user_preferences("{$component}_{$name}", null, $userid);
>                 if ($preference !== null) {
>                     $desc = get_string('enabledcol', 'privacy:metadata:preference:enabledcol');
>                     writer::export_user_preference('qbank_columnsortorder', "{$component}_{$name}", $preference, $desc);
>                 }
>             }
>         }


    }
}