class CartPositionSerializer(I18nAwareModelSerializer):
answers = AnswerSerializer(many=True)
class Meta:
model = CartPosition
fields = ('id', 'cart_id', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts',
'attendee_email', 'voucher', 'addon_to', 'subevent', 'datetime', 'expires', 'includes_tax',
'answers',)
def generate_files(self) -> List[Tuple[str, str, str]]:
yield 'question-answers.json', 'application/json', json.dumps(
{
'{}-{}'.format(op.order.code, op.positionid): AnswerSerializer(
op.answers.all(), many=True).data
for op in OrderPosition.all.filter(
order__event=self.event).prefetch_related('answers')
},
indent=4)
def generate_files(self) -> List[Tuple[str, str, str]]:
d = {}
for op in OrderPosition.all.filter(order__event=self.event).prefetch_related('answers', 'answers__question'):
for a in op.answers.all():
if a.file:
fname = f'{op.order.code}-{op.positionid}-{a.question.identifier}-{os.path.basename(a.file.name)}'
yield fname, 'application/unknown', a.file.read()
d[f'{op.order.code}-{op.positionid}'] = AnswerSerializer(
sorted(op.answers.all(), key=lambda a: a.question_id), context={'request': None}, many=True
).data
yield 'question-answers.json', 'application/json', json.dumps(d, indent=4)