Sith/eboutic/schemas.py

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from typing import Annotated
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from ninja import ModelSchema, Schema
from pydantic import Field, NonNegativeInt, PositiveInt, TypeAdapter
# from phonenumber_field.phonenumber import PhoneNumber
from pydantic_extra_types.phone_numbers import PhoneNumber, PhoneNumberValidator
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from counter.models import BillingInfo
class PurchaseItemSchema(Schema):
product_id: NonNegativeInt = Field(alias="id")
name: str
unit_price: float
quantity: PositiveInt
# The eboutic deals with data that is dict mixed with JSON.
# Hence it would be a hassle to manage it with a proper Schema class,
# and we use a TypeAdapter instead
PurchaseItemList = TypeAdapter(list[PurchaseItemSchema])
class BillingInfoSchema(ModelSchema):
class Meta:
model = BillingInfo
fields = [
"customer",
"first_name",
"last_name",
"address_1",
"address_2",
"zip_code",
"city",
"country",
]
fields_optional = ["customer"]
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# for reasons described in the model, BillingInfo.phone_number
# in nullable, but null values shouldn't be actually allowed,
# so we force the field to be required
phone_number: Annotated[PhoneNumber, PhoneNumberValidator(default_region="FR")]