@RequestMapping(value = "/dashboard/student/assignmentsv2", method = RequestMethod.GET)
    @ResponseBody
    public Object getAllAssignmentsV2OfCurrentStudent(HttpServletRequest request,
                                                      Long classId,
                                                   AssignmentQueryParameter params) {
        User user = currentUser();
        //List<Map<String, Object>> result = assignmentService.getAllAssignmentsByStudentId(user.getId(),
        //                                                                                  params);
                /*union(assignmentService.getAllAssignmentsByStudentId(user.getId(),
                                                                     params),
                                                 assignmentService.getNotCompletedAssignment(user.getId(),
                                                                                             params));*/
        boolean isTeacher = false;
        if (!user.hasRole(Role.ROLE_STUDENT))
            isTeacher = true;
        List<Map<String, Object>> assignmentsv2 = null;
        if (!isTeacher && classId != null && classId != 0){
            boolean isInClass = false;
            for (SchoolClass sc: user.getClasses()){
                if (sc.getId() == classId)
                    isInClass = true;
            }
            if (isInClass) {
                assignmentsv2 = assignmentService.getAssignmentsV2ByClassId(classId, params);
            }
            else{
                return WebUtils.failedMap("You don't have access to this class!");
            }
        }
        else
            assignmentsv2 = assignmentService.getAllAssignmentsV2ByStudentId(user.getId(), params);
        if(isTeacher){
            //02/02/2016 add co teaching class assignments
            List<SchoolClass> schoolClasses = educationBaseService.getSchoolClassByTeacherId(user.getId());
            List<SchoolClass> coTeachingClasses = educationBaseService.getCoTeachingClassesByTeacherId(user.getId());
            schoolClasses.addAll(coTeachingClasses);
            if(schoolClasses != null && !schoolClasses.isEmpty()){
                for(SchoolClass sc: schoolClasses){
                    List<Map<String, Object>> coTeachingAssignments = assignmentService.getAssignmentsV2ByClassId(sc.getId(), params);
                    if(coTeachingAssignments != null && !coTeachingAssignments.isEmpty()){
                        for(Map<String, Object> coTeachingAssignment: coTeachingAssignments){
                            boolean isInList = false;
                            for(Map<String, Object> assignment: assignmentsv2){
                                if(((Integer) coTeachingAssignment.get("id")).equals((Integer)assignment.get("id"))){
                                    isInList = true;
                                    break;
                                }
                            }
                            if(!isInList){
                                assignmentsv2.add(coTeachingAssignment);
                            }
                        }
                    }
                }
            }
        }
        for (Map<String, Object> assignment: assignmentsv2){
            assignment.put("assignmentVersion", 2);
        }
        //assignmentsv2.addAll(result);
        return WebUtils.succeedMap(assignmentsv2);
    }