Two view classes to handle API endpoints
Project description
Django_APIView
Implement a base generic view for handling model RESTful endpoints
Usage
# models.py
from django.db import models
from django_modelapiview import JSONMixin
class MyModel(JSONMixin, models.Model):
"""
Declare your model as you usually do but
add a json_fields list
"""
json_fields:list[str] = ['text', 'image', 'fk', 'fk_reverse', 'm2m', 'my_method']
text = models.TextField()
image = models.ImageField()
fk = models.ForeignKey(...)
# fk_reverse
m2m = models.ManyToManyField(...)
def my_method(self):
return "my custom value"
# views.py
from django_modelapiview import APIView
from django_modelapiview.responses import APIResponse
from .models import MyModel
class MyView(APIView):
# Required
route:str = "myroute" # The url to access your view
# Optional
enforce_authentification:bool = True # Should this model be restricted with Token access
def get(self, request, *args, **kwargs) -> APIResponse:... # One of head, options, get...
# views.py
from django_modelapiview import ModelAPIView
from .models import MyModel
class MyModelView(ModelAPIView):
# Required
model:JSONMixin = MyModel # Your model
route:str = "mymodels" # The url to access your collection
# Optional
queryset:QuerySet = MyModel.objects.all() # A custom base queryset (will be affected by query filters)
singular_name:str = "my model" # Singular name of your model for reason message
plural_name:str = "my models" # Plural name of your model for reason message
enforce_authentification:bool = True # Should this model be restricted with Token access
query_parameters:list[tuple[str, Callable[[QuerySet, object], QuerySet]]] = [
('order_by', lambda queryset, field_names: queryset.order_by(*field_names.split(",")) if field_names else queryset),
('limit', lambda queryset, limit: queryset[:int(limit)] if limit else queryset), # Should be last since sliced QuerySet can't be filtered anymore
]
def get(self, request, *args, **kwargs) -> APIResponse:... # One of head, options, get...
# urls.py
from django.urls import path, include
from . import views
urlpatterns = [
path("", include("django_routeview")), # Django RouteView are used as based class for APIView in order to automatically register them
]
# You can use query parameters like order_by or limit (or customs):
https://myhost.com/api/mymodel/?order_by=-id&limit=1 # Will inverse order by id and limit to one : get the last id
# Or you can use Django defined filters:
https://myhost.com/api/mymodel/?id__in=1,2,3&foreignkey__id__in=2,3&field__lte=5
# And finally both:
https://myhost.com/api/mymodel/?manytomany__in=2,3&field__lte=5&limit=10
Using base views
Django ModelAPIView provides 2 base views:
- LoginView: to handle authentification (using the default Django authentification system)
- URLsView: to list the urls availables
Usage
# urls.py
from django.urls import path
from django_modelapiview.views import LoginView, URLsView # Importing them is enough
Errors
If you get a "Verb not implemented" reason from your endpoint but you are sure to have defined it.
You probable just forgot the -> APIResponse
return type hint.
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