57 lines
1.5 KiB
Python
57 lines
1.5 KiB
Python
from __future__ import annotations
|
|
from datetime import date
|
|
from pydantic import BaseModel, Field, field_validator
|
|
from typing import List, Optional
|
|
|
|
class Address(BaseModel):
|
|
street: str
|
|
postal_code: str
|
|
city: str
|
|
country: str = Field(min_length=2, max_length=2)
|
|
|
|
class Party(BaseModel):
|
|
name: str
|
|
vat_id: Optional[str] = None
|
|
tax_number: Optional[str] = None
|
|
email: Optional[str] = None
|
|
address: Address
|
|
|
|
@field_validator("email")
|
|
@classmethod
|
|
def _email_shape(cls, v: Optional[str]):
|
|
if v is None:
|
|
return v
|
|
if "@" not in v or "." not in v.split("@")[-1]:
|
|
raise ValueError("email does not look valid")
|
|
return v
|
|
|
|
class Meta(BaseModel):
|
|
invoice_number: str = Field(min_length=1)
|
|
invoice_date: date
|
|
service_date: date
|
|
currency: str = Field(min_length=3, max_length=3, default="EUR")
|
|
language: Optional[str] = "de"
|
|
notes: Optional[str] = None
|
|
|
|
class Payment(BaseModel):
|
|
due_date: date
|
|
reference: str = Field(min_length=1)
|
|
iban: Optional[str] = None
|
|
bic: Optional[str] = None
|
|
bank_name: Optional[str] = None
|
|
|
|
class Item(BaseModel):
|
|
name: str = Field(min_length=1)
|
|
description: Optional[str] = None
|
|
quantity: float = Field(gt=0)
|
|
unit: str = Field(min_length=1) # e.g. HUR, C62
|
|
unit_price_net: float = Field(ge=0)
|
|
tax_rate: float = Field(ge=0, le=100)
|
|
|
|
class Invoice(BaseModel):
|
|
meta: Meta
|
|
seller: Party
|
|
buyer: Party
|
|
payment: Payment
|
|
items: List[Item]
|