<?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_viewquestiontext;

use core_question\local\bank\row_base;

> use qbank_viewquestiontext\output\question_text_format;


use question_utils;

/**
 * A column type for the name of the question name.
 *
 * @package   qbank_viewquestiontext
 * @copyright 2009 Tim Hunt
 * @author    2021 Safat Shahin <safatshahin@catalyst-au.net>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class question_text_row extends row_base {


<     /** @var bool if true, we will show the question text reduced to plain text, else it is fully rendered. */
<     protected $plain;



>     /** @var int if true, we will show the question text reduced to plain text, else it is fully rendered. */
>     protected $preference;



    /** @var \stdClass $formatoptions options used when displaying the question text as HTML. */
    protected $formatoptions;

    protected function init(): void {

        // Cannot use $this->get_preference because of PHP type hints.

<         $preference = question_get_display_preference($this->get_preference_key(), 0, PARAM_INT, new \moodle_url(''));
<         $this->plain = 1 === (int) $preference;



>         $this->preference = (int)question_get_display_preference($this->get_preference_key(), 0, PARAM_INT, new \moodle_url(''));


        $this->formatoptions = new \stdClass();
        $this->formatoptions->noclean = true;
        $this->formatoptions->para = false;
    }

    public function get_name(): string {
        return 'questiontext';
    }

    public function get_title(): string {
        return get_string('questiontext', 'question');
    }

    protected function display_content($question, $rowclasses): void {

<         if ($this->plain) {



>         // Access 'showtext' filter from pagevars.
>         if ($this->preference !== question_text_format::OFF) {
>             $text = '';
>             if ($this->preference === question_text_format::PLAIN) {


            $text = question_utils::to_plain_text($question->questiontext,
                    $question->questiontextformat, ['noclean' => true, 'para' => false, 'filter' => false]);

<         } else {



>             } else if ($this->preference === question_text_format::FULL) {


            $text = question_rewrite_question_preview_urls($question->questiontext, $question->id,
                    $question->contextid, 'question', 'questiontext', $question->id,
                    $question->contextid, 'core_question');
            $text = format_text($text, $question->questiontextformat,
                    $this->formatoptions);
        }
        if ($text == '') {
            $text = '&#160;';
        }
        echo $text;
    }

>     }



    public function get_required_fields(): array {
        return ['q.questiontext', 'q.questiontextformat'];
    }

    public function has_preference(): bool {

<         return true;



>         return false;


    }

    public function get_preference_key(): string {
        return 'qbshowtext';

<     }
< 
<     public function get_preference(): bool {
<         return question_get_display_preference($this->get_preference_key(), 0, PARAM_BOOL, new \moodle_url(''));


    }
}