class BasketLineSerializer(OscarHyperlinkedModelSerializer):
"""
This serializer computes the prices of this line by using the basket
strategy.
"""
url = DrillDownHyperlinkedIdentityField(
view_name='basket-line-detail',
extra_url_kwargs={'basket_pk': 'basket.id'})
attributes = LineAttributeSerializer(many=True,
fields=('url', 'option', 'value'),
required=False,
read_only=True)
price_excl_tax = serializers.DecimalField(
decimal_places=2,
max_digits=12,
source='line_price_excl_tax_incl_discounts')
price_incl_tax = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field='line_price_excl_tax_incl_discounts',
source='line_price_incl_tax_incl_discounts')
price_incl_tax_excl_discounts = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field='line_price_excl_tax',
source='line_price_incl_tax')
price_excl_tax_excl_discounts = serializers.DecimalField(
decimal_places=2, max_digits=12, source='line_price_excl_tax')
warning = serializers.CharField(read_only=True,
required=False,
source='get_warning')
@property
def basket_pk(self):
return self.kwargs.get('basket_pk')
class Meta:
model = Line
fields = overridable(
'OSCARAPI_BASKETLINE_FIELDS',
default=('url', 'product', 'quantity', 'attributes',
'price_currency', 'price_excl_tax', 'price_incl_tax',
'price_incl_tax_excl_discounts',
'price_excl_tax_excl_discounts', 'is_tax_known',
'warning', 'basket', 'stockrecord', 'date_created'))
def to_representation(self, obj):
# This override is needed to reflect offer discounts or strategy
# related prices immediately in the response
operations.assign_basket_strategy(obj.basket, self.context['request'])
# Oscar stores the calculated discount in line._discount_incl_tax or
# line._discount_excl_tax when offers are applied. So by just
# retrieving the line from the db you will loose this values, that's
# why we need to get the line from the in-memory resultset here
lines = (x for x in obj.basket.all_lines() if x.id == obj.id)
line = next(lines, None)
return super(BasketLineSerializer, self).to_representation(line)
class PriceSerializer(serializers.Serializer):
currency = serializers.CharField(
max_length=12, default=settings.OSCAR_DEFAULT_CURRENCY, required=False)
excl_tax = serializers.DecimalField(
decimal_places=2, max_digits=12, required=True)
incl_tax = TaxIncludedDecimalField(
excl_tax_field='excl_tax',
decimal_places=2, max_digits=12, required=False)
tax = TaxIncludedDecimalField(
excl_tax_value='0.00',
decimal_places=2, max_digits=12, required=False)
class BasketSerializer(serializers.HyperlinkedModelSerializer):
lines = serializers.HyperlinkedIdentityField(view_name="basket-lines-list")
offer_discounts = OfferDiscountSerializer(many=True, required=False)
total_excl_tax = serializers.DecimalField(decimal_places=2,
max_digits=12,
required=False)
total_excl_tax_excl_discounts = serializers.DecimalField(decimal_places=2,
max_digits=12,
required=False)
total_incl_tax = TaxIncludedDecimalField(excl_tax_field="total_excl_tax",
decimal_places=2,
max_digits=12,
required=False)
total_incl_tax_excl_discounts = TaxIncludedDecimalField(
excl_tax_field="total_excl_tax_excl_discounts",
decimal_places=2,
max_digits=12,
required=False,
)
total_tax = TaxIncludedDecimalField(excl_tax_value=Decimal("0.00"),
decimal_places=2,
max_digits=12,
required=False)
currency = serializers.CharField(required=False)
voucher_discounts = VoucherDiscountSerializer(many=True, required=False)
owner = serializers.HyperlinkedRelatedField(
view_name="user-detail",
required=False,
allow_null=True,
queryset=User.objects.all(),
)
class Meta:
model = Basket
fields = overridable(
"OSCARAPI_BASKET_FIELDS",
default=(
"id",
"owner",
"status",
"lines",
"url",
"total_excl_tax",
"total_excl_tax_excl_discounts",
"total_incl_tax",
"total_incl_tax_excl_discounts",
"total_tax",
"currency",
"voucher_discounts",
"offer_discounts",
"is_tax_known",
),
)
class PriceSerializer(_PriceSerializer):
excl_tax = serializers.DecimalField(decimal_places=2,
max_digits=12,
required=True,
localize=True)
incl_tax = TaxIncludedDecimalField(excl_tax_field="excl_tax",
decimal_places=2,
max_digits=12,
required=False,
localize=True)
tax = TaxIncludedDecimalField(excl_tax_value="0.00",
decimal_places=2,
max_digits=12,
required=False,
localize=True)
class BasketLineSerializer(OscarHyperlinkedModelSerializer):
"""
This serializer computes the prices of this line by using the basket
strategy.
"""
url = DrillDownHyperlinkedIdentityField(
view_name='basket-line-detail',
extra_url_kwargs={'basket_pk': 'basket.id'})
attributes = LineAttributeSerializer(many=True,
fields=('url', 'option', 'value'),
required=False,
read_only=True)
price_excl_tax = serializers.DecimalField(
decimal_places=2,
max_digits=12,
source='line_price_excl_tax_incl_discounts')
price_incl_tax = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field='line_price_excl_tax_incl_discounts',
source='line_price_incl_tax_incl_discounts')
price_incl_tax_excl_discounts = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field='line_price_excl_tax',
source='line_price_incl_tax')
price_excl_tax_excl_discounts = serializers.DecimalField(
decimal_places=2, max_digits=12, source='line_price_excl_tax')
warning = serializers.CharField(read_only=True,
required=False,
source='get_warning')
@property
def basket_pk(self):
return self.kwargs.get('basket_pk')
class Meta:
model = Line
fields = overridable(
'OSCARAPI_BASKETLINE_FIELDS',
default=('url', 'product', 'quantity', 'attributes',
'price_currency', 'price_excl_tax', 'price_incl_tax',
'price_incl_tax_excl_discounts',
'price_excl_tax_excl_discounts', 'is_tax_known',
'warning', 'basket', 'stockrecord', 'date_created'))
class BasketSerializer(serializers.HyperlinkedModelSerializer):
lines = serializers.HyperlinkedIdentityField(view_name='basket-lines-list')
offer_discounts = OfferDiscountSerializer(many=True, required=False)
total_excl_tax = serializers.DecimalField(decimal_places=2,
max_digits=12,
required=False)
total_excl_tax_excl_discounts = serializers.DecimalField(decimal_places=2,
max_digits=12,
required=False)
total_incl_tax = TaxIncludedDecimalField(excl_tax_field='total_excl_tax',
decimal_places=2,
max_digits=12,
required=False)
total_incl_tax_excl_discounts = TaxIncludedDecimalField(
excl_tax_field='total_excl_tax_excl_discounts',
decimal_places=2,
max_digits=12,
required=False)
total_tax = TaxIncludedDecimalField(excl_tax_value=Decimal('0.00'),
decimal_places=2,
max_digits=12,
required=False)
currency = serializers.CharField(required=False)
voucher_discounts = VoucherDiscountSerializer(many=True, required=False)
class Meta:
model = Basket
fields = overridable(
'OSCARAPI_BASKET_FIELDS',
default=('id', 'owner', 'status', 'lines', 'url', 'total_excl_tax',
'total_excl_tax_excl_discounts', 'total_incl_tax',
'total_incl_tax_excl_discounts', 'total_tax', 'currency',
'voucher_discounts', 'offer_discounts', 'is_tax_known'))
def get_validation_exclusions(self, instance=None):
"""
This is needed because oscar declared the owner field as ``null=True``,
but ``blank=False``. That means the validator will claim you can not
leave this value set to None.
"""
return super(BasketSerializer,
self).get_validation_exclusions(instance) + ['owner']
class AssetLocationBasketSerializer(DynamicFieldsModelSerializer):
offer_discounts = OfferDiscountSerializer(many=True, required=False)
total_excl_tax = DecimalField(
decimal_places=2, max_digits=12, required=False)
total_excl_tax_excl_discounts = DecimalField(
decimal_places=2, max_digits=12, required=False)
total_incl_tax = TaxIncludedDecimalField(
excl_tax_field='total_excl_tax', decimal_places=2,
max_digits=12, required=False)
total_incl_tax_excl_discounts = TaxIncludedDecimalField(
excl_tax_field='total_excl_tax_excl_discounts', decimal_places=2,
max_digits=12, required=False)
total_tax = TaxIncludedDecimalField(
excl_tax_value=Decimal('0.00'), decimal_places=2,
max_digits=12, required=False)
currency = CharField(required=False)
voucher_discounts = VoucherDiscountSerializer(many=True, required=False)
lines = AssetLocationBasketLineSerializer(many=True, required=False)
class Meta:
model = Basket
fields = '__all__'
class BasketLineSerializer(OscarHyperlinkedModelSerializer):
"""
This serializer computes the prices of this line by using the basket
strategy.
"""
url = DrillDownHyperlinkedIdentityField(
view_name="basket-line-detail", extra_url_kwargs={"basket_pk": "basket.id"}
)
attributes = LineAttributeSerializer(
many=True, fields=("url", "option", "value"), required=False, read_only=True
)
price_excl_tax = serializers.DecimalField(
decimal_places=2,
max_digits=12,
source="line_price_excl_tax_incl_discounts",
read_only=True,
)
price_incl_tax = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field="line_price_excl_tax_incl_discounts",
source="line_price_incl_tax_incl_discounts",
read_only=True,
)
price_incl_tax_excl_discounts = TaxIncludedDecimalField(
decimal_places=2,
max_digits=12,
excl_tax_field="line_price_excl_tax",
source="line_price_incl_tax",
read_only=True,
)
price_excl_tax_excl_discounts = serializers.DecimalField(
decimal_places=2, max_digits=12, source="line_price_excl_tax", read_only=True
)
warning = serializers.CharField(
read_only=True, required=False, source="get_warning"
)
class Meta:
model = Line
fields = overridable(
"OSCARAPI_BASKETLINE_FIELDS",
default=(
"url",
"product",
"quantity",
"attributes",
"price_currency",
"price_excl_tax",
"price_incl_tax",
"price_incl_tax_excl_discounts",
"price_excl_tax_excl_discounts",
"is_tax_known",
"warning",
"basket",
"stockrecord",
"date_created",
),
)
def to_representation(self, obj):
# This override is needed to reflect offer discounts or strategy
# related prices immediately in the response
operations.assign_basket_strategy(obj.basket, self.context["request"])
# Oscar stores the calculated discount in line._discount_incl_tax or
# line._discount_excl_tax when offers are applied. So by just
# retrieving the line from the db you will loose this values, that's
# why we need to get the line from the in-memory resultset here
lines = (x for x in obj.basket.all_lines() if x.id == obj.id)
line = next(lines, None)
return super(BasketLineSerializer, self).to_representation(line)
