views.py 文件源码

def get_subjects_summary(self, parent, params):
        subjects_list = []
        if settings.TESTING:
            return JsonResponse({'results': subjects_list})
        purchased_subjects = []
        # get subject from order
        ordered_subjects = models.Order.objects.filter(
                parent=parent, status=models.Order.PAID).values(
                        'subject', 'grade', 'created_at').order_by(
                                '-created_at')
        for tmp_order in ordered_subjects:
            # only support math presently
            tmp_subject = models.Subject.objects.get(id=tmp_order['subject'])
            s_name = tmp_subject.name
            if s_name in purchased_subjects:
                continue
            purchased_subjects.append(s_name)
            if s_name in klx.KLX_REPORT_SUBJECTS:
                s_name_en = klx.klx_subject_name(s_name)
                url = klx.KLX_STUDY_URL_FMT.format(subject=s_name_en)
                subject_data = {
                        'subject_id': tmp_subject.id, 'supported': True,
                        'purchased': True, 'grade_id': tmp_order['grade']}
                # ???????????
                subject_data.update(self._get_total_nums(url, params))
                subjects_list.append(subject_data)
            else:
                subjects_list.append({
                    'subject_id': tmp_subject.id,
                    'purchased': True,
                    'grade_id': tmp_order['grade'],
                    'supported': False,
                })
        # subjects supported, but user did not purchase
        should_buy_subjects = [b for b in klx.KLX_REPORT_SUBJECTS
                               if b not in purchased_subjects]
        if should_buy_subjects:
            to_buy_subjects = models.Subject.objects.filter(
                    name__in=should_buy_subjects)
            for s in to_buy_subjects:
                subjects_list.append({
                    'subject_id': s.id,
                    'supported': True,
                    'purchased': False,
                })
        settings.DEBUG and logger.debug(json.dumps(subjects_list))
        return JsonResponse({'results': subjects_list})