<?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_deletequestion;

use core_question\local\bank\view;

/**
 * Class bulk_delete_action is the base class for delete bulk actions ui.
 *
 * @package    qbank_deletequestion
 * @copyright  2021 Catalyst IT Australia Pty Ltd
 * @author     Safat Shahin <safatshahin@catalyst-au.net>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class bulk_delete_action extends \core_question\local\bank\bulk_action_base {

    /**
     * @var view Question bank view object
     */
    protected $qbank;

    /**
     * Construct the deletequestion plugin feature object
     * @param view $qbank
     */
    public function __construct(view $qbank) {
        $this->qbank = $qbank;
    }

    public function get_bulk_action_title(): string {
        return get_string('delete');
    }

    public function get_key(): string {
        return 'deleteselected';
    }

    public function get_bulk_action_url(): \moodle_url {
        $params = [];
        if ($this->qbank && !$this->qbank->is_listing_specific_versions()) {
            $params['deleteall'] = 1;
        }
        return new \moodle_url('/question/bank/deletequestion/delete.php', $params);
    }

    public function get_bulk_action_capabilities(): ?array {
        return [
            'moodle/question:editall',
        ];
    }
}