server/customer: add maximum length to customer name

Author: frankie567

server/polar/checkout/schemas.py

@@ -19,6 +19,7 @@
     CustomFieldDataOutputMixin,
 )
 from polar.custom_field.schemas import AttachedCustomField
+from polar.customer.schemas.customer import CustomerNameInput
 from polar.discount.schemas import (
     DiscountFixedBase,
     DiscountOnceForeverDurationBase,
@@ -77,10 +78,6 @@
     Ge(MINIMUM_PRICE_AMOUNT),
     Le(MAXIMUM_PRICE_AMOUNT),
 ]
-CustomerName = Annotated[
-    str,
-    Field(description="Name of the customer."),
-]
 CustomerEmail = Annotated[
     EmailStrDNS,
     Field(description="Email address of the customer."),
@@ -201,7 +198,7 @@ class CheckoutCreateBase(
         description=_external_customer_id_description,
         validation_alias=AliasChoices("external_customer_id", "customer_external_id"),
     )
-    customer_name: Annotated[CustomerName | None, EmptyStrToNoneValidator] = None
+    customer_name: CustomerNameInput | None = None
     customer_email: CustomerEmail | None = None
     customer_ip_address: CustomerIPAddress | None = None
     customer_billing_name: Annotated[str | None, EmptyStrToNoneValidator] = None
@@ -327,7 +324,7 @@ class CheckoutUpdateBase(CustomFieldDataInputMixin, Schema):
         description="Number of seats for seat-based pricing.",
     )
     is_business_customer: bool | None = None
-    customer_name: Annotated[CustomerName | None, EmptyStrToNoneValidator] = None
+    customer_name: CustomerNameInput | None = None
     customer_email: CustomerEmail | None = None
     customer_billing_name: Annotated[str | None, EmptyStrToNoneValidator] = None
     customer_billing_address: CustomerBillingAddressInput | None = None

server/polar/customer/schemas/customer.py

@@ -2,6 +2,7 @@
 from datetime import datetime
 from typing import Annotated
 
+from annotated_types import MaxLen
 from fastapi import Path
 from pydantic import UUID4, Field, computed_field
 
@@ -38,6 +39,13 @@
 _name_description = "The name of the customer."
 _name_example = "John Doe"
 
+CustomerNameInput = Annotated[
+    str,
+    MaxLen(256),
+    Field(description=_name_description, examples=[_name_example]),
+    EmptyStrToNoneValidator,
+]
+
 
 class CustomerCreate(MetadataInputMixin, Schema):
     external_id: Annotated[str | None, EmptyStrToNoneValidator] = Field(
@@ -48,9 +56,7 @@ class CustomerCreate(MetadataInputMixin, Schema):
     email: EmailStrDNS = Field(
         description=_email_description, examples=[_email_example]
     )
-    name: str | None = Field(
-        default=None, description=_name_description, examples=[_name_example]
-    )
+    name: CustomerNameInput | None = None
     billing_address: AddressInput | None = None
     tax_id: TaxID | None = None
     organization_id: OrganizationID | None = Field(
@@ -66,9 +72,7 @@ class CustomerUpdateBase(MetadataInputMixin, Schema):
     email: EmailStrDNS | None = Field(
         default=None, description=_email_description, examples=[_email_example]
     )
-    name: str | None = Field(
-        default=None, description=_name_description, examples=[_name_example]
-    )
+    name: CustomerNameInput | None = None
     billing_address: AddressInput | None = None
     tax_id: TaxID | None = None