def to_representation(self, instance):
data = app_settings.ORDER_ITEM_SERIALIZER(instance.item,
context=self.context).data
data['ordered_quantity'] = data.pop('quantity', None)
data.update(
super(DeliveryItemSerializer, self).to_representation(instance))
return data
class OrderDetailSerializer(OrderListSerializer):
items = app_settings.ORDER_ITEM_SERIALIZER(
many=True,
read_only=True,
)
extra = serializers.DictField(read_only=True)
amount_paid = MoneyField(read_only=True)
outstanding_amount = MoneyField(read_only=True)
cancelable = serializers.BooleanField(read_only=True)
is_partially_paid = serializers.SerializerMethodField(
method_name='get_partially_paid',
help_text="Returns true, if order has been partially paid",
)
annotation = serializers.CharField(
write_only=True,
required=False,
)
reorder = serializers.BooleanField(
write_only=True,
default=False,
)
cancel = serializers.BooleanField(
write_only=True,
default=False,
)
class Meta:
model = OrderModel
exclude = ['id', 'customer', 'stored_request', '_subtotal', '_total']
read_only_fields = ['shipping_address_text', 'billing_address_text'] # TODO: not part of OrderBase
def get_partially_paid(self, order):
return order.amount_paid > 0
def update(self, order, validated_data):
order.extra.setdefault('addenum', [])
if validated_data.get('annotation'):
timestamp = timezone.now().isoformat()
order.extra['addenum'].append((timestamp, validated_data['annotation']))
order.save()
if validated_data['reorder'] is True:
cart = CartModel.objects.get_from_request(self.context['request'])
order.readd_to_cart(cart)
if validated_data['cancel'] is True and order.cancelable():
order.cancel_order()
order.save()
return order