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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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namespace tool_usertours\event;
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/**
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 * The tool_usertours tour_ended event.
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 *
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 * @package    tool_usertours
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 * @copyright  2016 Andrew Nicols <andrew@nicols.co.uk>
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 *
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 * @property-read array $other {
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 *      Extra information about the event.
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 *
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 *      - int       tourid:     The id of the tour
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 *      - string    pageurl:    The URL of the page viewing the tour
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 * }
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 */
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class tour_ended extends \core\event\base {
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    /**
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     * Init method.
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     */
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    protected function init() {
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        $this->data['crud'] = 'c';
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        $this->data['edulevel'] = self::LEVEL_PARTICIPATING;
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        $this->data['objecttable'] = 'tool_usertours_tours';
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    }
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    /**
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     * Returns localised general event name.
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     *
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     * @return string
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     */
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    public static function get_name() {
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        return get_string('event_tour_ended', 'tool_usertours');
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    }
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    /**
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     * Custom validation.
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     *
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     * @throws \coding_exception
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     * @return void
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     */
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    protected function validate_data() {
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        parent::validate_data();
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        if (!isset($this->other['stepindex'])) {
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            throw new \coding_exception('The \'stepindex\' value must be set in other.');
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        }
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        if (!isset($this->other['stepid'])) {
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            throw new \coding_exception('The \'stepid\' value must be set in other.');
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        }
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        if (!isset($this->other['pageurl'])) {
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            throw new \coding_exception('The \'pageurl\' value must be set in other.');
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        }
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    }
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    /**
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     * This is used when restoring course logs where it is required that we
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     * map the information in 'other' to it's new value in the new course.
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     *
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     * Does nothing in the base class except display a debugging message warning
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     * the user that the event does not contain the required functionality to
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     * map this information. For events that do not store any other information this
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     * won't be called, so no debugging message will be displayed.
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     *
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     * @return array an array of other values and their corresponding mapping
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     */
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    public static function get_other_mapping() {
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        return [
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            'stepindex' => \core\event\base::NOT_MAPPED,
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            'stepid'    => [
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                'db'        => 'tool_usertours_steps',
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                'restore'   => \core\event\base::NOT_MAPPED,
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            ],
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            'pageurl'   => \core\event\base::NOT_MAPPED,
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        ];
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    }
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    /**
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     * This is used when restoring course logs where it is required that we
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     * map the objectid to it's new value in the new course.
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     *
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     * Does nothing in the base class except display a debugging message warning
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     * the user that the event does not contain the required functionality to
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     * map this information. For events that do not store an objectid this won't
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     * be called, so no debugging message will be displayed.
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     *
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     * @return string the name of the restore mapping the objectid links to
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     */
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    public static function get_objectid_mapping() {
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        return [
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            'db'        => 'tool_usertours_tours',
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            'restore'   => \core\event\base::NOT_MAPPED,
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        ];
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    }
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    /**
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     * Returns non-localised event description with id's for admin use only.
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     *
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     * @return string
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     */
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    public function get_description() {
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        return "The user with id '{$this->userid}' has ended the tour with id " .
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            "'{$this->objectid}' at step index " .
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            "'{$this->other['stepindex']}' (id '{$this->other['stepid']}') on the page with URL " .
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            "'{$this->other['pageurl']}'.";
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    }
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    /**
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     * Returns relevant URL.
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     *
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     * @return \moodle_url
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     */
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    public function get_url() {
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        return \tool_usertours\helper::get_view_tour_link($this->objectid);
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    }
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}