Automated related ForeignKey Models in ModelSchema - Salvando FK automaticamente no django-ninja

README.md

vitalik/django-ninja#444 (comment)

Para salvar FK automaticamente no django-ninja renomeie o field para field_id no back e no front.

api.py

from typing import List

from ninja import ModelSchema, Router
from ninja.security import django_auth

from .models import Product

router = Router()


class ProductSchemaIn(ModelSchema):
    category_id: int  # FK é salvo automaticamente.

    class Config:
        model = Product
        model_fields = ('title', 'price')


@router.post('product/', auth=django_auth, response=ProductSchema)
def create_product(request, payload: ProductSchemaIn):
    return Product.objects.create(**payload.dict())

product.js

const data = document.currentScript.dataset
const csrftoken = data.csrf

const baseUrl = '/api/v1/product/'
const headers = { "Content-Type": "application/json", "X-CSRFToken": csrftoken }

saveData() {
  // Remove category e associa o restante a bodyData
  // Transforma category em category_id para salvar automaticamente no Django-ninja.
  const { category: _, ...bodyData } = {
    ...this.editItem,
    category_id: this.editItem.category
  }
  fetch(`${baseUrl}product/`, {
      method: "POST",
      headers: headers,
      body: JSON.stringify(bodyData),
    })
}