<?php

require_once(dirname(dirname(dirname(__FILE__)))."/engine/engine.php");

$action = get_input('action');
$ids = get_input('ids');
$case = get_input('case');
$course_id = (int) get_input('course');

if (validate_action_token() && is_logged_in()) {
	$course = new Course($course_id);
	$course->load();
	if ($course && $course->getType() == 'course') {
        if ($action && $ids && $case) {
		    $response = false;

		    switch($case) {
		        case "coursegroups":
					if ($action  == 'delete') {
						$response = $course->bulkDeleteGroups($ids);
					}
				    break;
				case "participants":
					if ($action == "accept") {
						$response = $course->bulkActivateLearners($ids);
					} else if ($action == "remove") {
						$response = $course->bulkRemoveLearners($ids);
					}
					break;
				case "learningoutcomes":
					if ($action == "delete") {
						$response = $course->bulkDeleteLearningOutcomes($ids);
					}
					break;
				case "resources":
					if ($action == "delete") {
						$response = $course->bulkDeleteResources($ids);
					}
					break;
				case "assignments":
					if ($action == "delete") {
						$response = $course->bulkDeleteAssignments($ids);
					}
					break;
			    case "categories":
					if ($action == "delete") {
						$response = $course->bulkDeleteCategories($ids);
					}
					break;
		    }

		    if ($response) {
				if ((int)$response->success[0][0] == (int)$response->count[0][0] && (int)$response->success[0][0] > 0) {
				    $Dippler->add_system_message(sprintf(_("Action success on  all %s objects."), $response->success[0][0]), 'success');
				} else if ((int)$response->failure[0][0] == (int)$response->count[0][0] && (int)$response->failure[0][0] > 0) {
					$Dippler->add_system_message(sprintf(_("Action failed on all %s objects."), $response->failure[0][0]), 'error');
				} else if ((int)$response->count[0][0] > 0){
					$Dippler->add_system_message(sprintf(_("Action failed on %s objects."), $response->failure[0][0]), 'error');
				    $Dippler->add_system_message(sprintf(_("Action success on %s objects."), $response->success[0][0]), 'success');
				}
			    exit;
		    } else {
			    $Dippler->add_system_message(_("Bulk action failed."), 'error');
		    }
		} else {
	        $Dippler->add_system_message(_("At least one of the parameters is empty."), 'error');
		}
	} else {
	    $Dippler->add_system_message(_("Course could not be loaded."), 'error');
	}
}

header("HTTP/1.1 404 Not Found");
header("Status: 404 Not Found");
exit;