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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 report_competency;
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use context_course;
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use core_competency\external\user_competency_course_exporter;
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use core_course\external\course_summary_exporter;
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use core_external\external_api;
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use core_external\external_function_parameters;
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use core_external\external_multiple_structure;
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use core_external\external_single_structure;
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use core_external\external_value;
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use core_user\external\user_summary_exporter;
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use tool_lp\external\competency_summary_exporter;
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/**
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 * This is the external API for this report.
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 *
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 * @package    report_competency
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 * @copyright  2015 Damyon Wiese
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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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class external extends external_api {
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    /**
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     * Returns description of data_for_competency_frameworks_manage_page() parameters.
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     *
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     * @return external_function_parameters
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     */
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    public static function data_for_report_parameters() {
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        $courseid = new external_value(
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            PARAM_INT,
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            'The course id',
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            VALUE_REQUIRED
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        );
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        $userid = new external_value(
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            PARAM_INT,
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            'The user id',
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            VALUE_REQUIRED
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        );
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        $moduleid = new external_value(
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            PARAM_INT,
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            'The module id',
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            VALUE_REQUIRED
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        );
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        $params = array(
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            'courseid' => $courseid,
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            'userid' => $userid,
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            'moduleid' => $moduleid,
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        );
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        return new external_function_parameters($params);
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    }
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    /**
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     * Loads the data required to render the report.
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     *
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     * @param int $courseid The course id
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     * @param int $userid The user id
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     * @param int $moduleid The module id
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     * @return \stdClass
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     */
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    public static function data_for_report($courseid, $userid, $moduleid) {
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        global $PAGE;
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        $params = self::validate_parameters(
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            self::data_for_report_parameters(),
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            array(
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                'courseid' => $courseid,
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                'userid' => $userid,
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                'moduleid' => $moduleid
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            )
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        );
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        $context = context_course::instance($params['courseid']);
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        self::validate_context($context);
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        if (!is_enrolled($context, $params['userid'], 'moodle/competency:coursecompetencygradable')) {
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            throw new coding_exception('invaliduser');
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        }
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        $renderable = new output\report($params['courseid'], $params['userid'], $params['moduleid']);
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        $renderer = $PAGE->get_renderer('report_competency');
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        $data = $renderable->export_for_template($renderer);
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        return $data;
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    }
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    /**
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     * Returns description of data_for_report() result value.
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     *
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     * @return external_description
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     */
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    public static function data_for_report_returns() {
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        return new external_single_structure(array (
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            'courseid' => new external_value(PARAM_INT, 'Course id'),
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            'user' => user_summary_exporter::get_read_structure(),
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            'course' => course_summary_exporter::get_read_structure(),
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            'usercompetencies' => new external_multiple_structure(
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                new external_single_structure(array(
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                    'usercompetencycourse' => user_competency_course_exporter::get_read_structure(),
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                    'competency' => competency_summary_exporter::get_read_structure()
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                ))
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            ),
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            'pushratingstouserplans' => new external_value(PARAM_BOOL, 'True if rating is push to user plans')
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        ));
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    }
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}