<?php
/* For licensing terms, see /license.txt */

/**
 * Responses to AJAX calls for thematic.
 */
require_once __DIR__.'/../global.inc.php';
api_protect_course_script(true);

$action = $_GET['a'];
$thematic = new Thematic();

switch ($action) {
    case 'save_thematic_plan':
        /*$title_list         = $_REQUEST['title'];
        $description_list   = $_REQUEST['desc'];
        //$description_list   = $_REQUEST['description'];
        $description_type   = $_REQUEST['description_type'];
        if (api_is_allowed_to_edit(null, true)) {
            for($i=1;$i<count($title_list)+1; $i++) {
                $thematic->set_thematic_plan_attributes($_REQUEST['thematic_id'], $title_list[$i], $description_list[$i], $description_type[$i]);
                $affected_rows = $thematic->thematic_plan_save();
            }
        }
        $thematic_plan_data = $thematic->get_thematic_plan_data();
        $return = $thematic->get_thematic_plan_div($thematic_plan_data);
        echo $return[$_REQUEST['thematic_id']];*/
        break;
    case 'save_thematic_advance':
        if (!api_is_allowed_to_edit(null, true)) {
            echo '';
            exit;
        }
        /*
        if (($_REQUEST['start_date_type'] == 1 && empty($_REQUEST['start_date_by_attendance'])) || (!empty($_REQUEST['duration_in_hours']) && !is_numeric($_REQUEST['duration_in_hours'])) ) {
            if ($_REQUEST['start_date_type'] == 1 && empty($_REQUEST['start_date_by_attendance'])) {
                $start_date_error = true;
                $data['start_date_error'] = $start_date_error;
            }

            if (!empty($_REQUEST['duration_in_hours']) && !is_numeric($_REQUEST['duration_in_hours'])) {
                $duration_error = true;
                $data['duration_error'] = $duration_error;
            }

            $data['action'] = $_REQUEST['action'];
            $data['thematic_id'] = $_REQUEST['thematic_id'];
            $data['attendance_select'] = $attendance_select;
            if (isset($_REQUEST['thematic_advance_id'])) {
                $data['thematic_advance_id'] = $_REQUEST['thematic_advance_id'];
                $thematic_advance_data = $thematic->get_thematic_advance_list($_REQUEST['thematic_advance_id']);
                $data['thematic_advance_data'] = $thematic_advance_data;
            }
        } else {
            if ($_REQUEST['thematic_advance_token'] == $_SESSION['thematic_advance_token'] && api_is_allowed_to_edit(null, true)) {
                $thematic_advance_id 	= $_REQUEST['thematic_advance_id'];
                $thematic_id 			= $_REQUEST['thematic_id'];
                $content 				= $_REQUEST['real_content'];
                $duration				= $_REQUEST['duration_in_hours'];
                if (isset($_REQUEST['start_date_type']) && $_REQUEST['start_date_type'] == 2) {
                    $start_date 	= $thematic->build_datetime_from_array($_REQUEST['custom_start_date']);
                    $attendance_id 	= 0;
                } else {
                    $start_date 	= $_REQUEST['start_date_by_attendance'];
                    $attendance_id 	= $_REQUEST['attendance_select'];
                }
                $thematic->set_thematic_advance_attributes($thematic_advance_id, $thematic_id,  $attendance_id, $content, $start_date, $duration);
                $affected_rows = $thematic->thematic_advance_save();
                if ($affected_rows) {
                    // get last done thematic advance before move thematic list
                    $last_done_thematic_advance = $thematic->get_last_done_thematic_advance();
                    // update done advances with de current thematic list
                    if (!empty($last_done_thematic_advance)) {
                        $update_done_advances = $thematic->update_done_thematic_advances($last_done_thematic_advance);
                    }
                }
            }
        }
        $thematic_advance_data = $thematic->get_thematic_advance_list(null, null, true);
        $return = $thematic->get_thematic_advance_div($thematic_advance_data);
        echo $return[$_REQUEST['thematic_id']][$_REQUEST['thematic_advance_id']];*/
        break;
    case 'get_datetime_by_attendance':
        $attendance_id = intval($_REQUEST['attendance_id']);
        $thematic_advance_id = intval($_REQUEST['thematic_advance_id']);

        $label = '';
        $input_select = '';
        if (!empty($attendance_id)) {
            $attendance = new Attendance();
            $thematic = new Thematic();
            $thematic_list = $thematic->get_thematic_list();

            $my_list = $thematic_list_temp = [];
            foreach ($thematic_list as $item) {
                $my_list = $thematic->get_thematic_advance_by_thematic_id($item['id']);
                $thematic_list_temp = array_merge($my_list, $thematic_list_temp);
            }
            $new_thematic_list = [];

            foreach ($thematic_list_temp as $item) {
                if (!empty($item['attendance_id'])) {
                    $new_thematic_list[$item['id']] = [
                        'attendance_id' => $item['attendance_id'],
                        'start_date' => $item['start_date'],
                    ];
                }
            }

            $attendance_calendar = $attendance->get_attendance_calendar($attendance_id);

            $label = get_lang('Start Date');
            if (!empty($attendance_calendar)) {
                $input_select .= '<select id="start_date_select_calendar" name="start_date_by_attendance" size="7" class="form-control">';
                foreach ($attendance_calendar as $calendar) {
                    $selected = null;
                    $insert = true;
                    //checking if was already taken
                    foreach ($new_thematic_list as $key => $thematic_item) {
                        if ($calendar['db_date_time'] == $thematic_item['start_date']) {
                            $insert = false;
                            if ($thematic_advance_id == $key) {
                                $insert = true;
                                $selected = 'selected';
                            }
                            break;
                        }
                    }
                    if ($insert == true) {
                        $input_select .= '<option '.$selected.' value="'.$calendar['date_time'].'">'.$calendar['date_time'].'</option>';
                    }
                }
                $input_select .= '</select>';
            } else {
                $input_select .= '<em>'.get_lang('There is no date/time registered yet').'</em>';
            }
        }
        ?>
        <div class="form-group">
            <label class="col-sm-2 control-label"><?php echo $label; ?></label>
            <div class="col-sm-8"><?php echo $input_select; ?></div>
        </div>
        <?php
        break;
    case 'update_done_thematic_advance':
        $thematic_advance_id = intval($_GET['thematic_advance_id']);
        $total_average = 0;
        if (!empty($thematic_advance_id)) {
            $thematic = new Thematic();
            $affected_rows = $thematic->update_done_thematic_advances($thematic_advance_id);
            $total_average = $thematic->get_total_average_of_thematic_advances(
                api_get_course_id(),
                api_get_session_id()
            );
        }
        echo $total_average;
        break;
    default:
        echo '';
}
exit;