Bench 121 rfc787 standard messages (#24)

* added drf-problems dependency

* fixes middleware 404, temporarly in the codebase, awaiting for the PR to be merged, fixes error codes using drf-problems

* replaced Responses to Raise Exception

* temporarly changed dependencies to forks, awaiting for merge

* Defined generic Exception Class

* Renamed integrityHandlerMixin

* added detail handle for serializer Errors

* Added detail handle for 404 errors

* added typing_extensions to dependencies

* added specific type ignore

Co-authored-by: pietro convalle <pietroconvalle@python.it>

Author: PietroConvalleAD

answerking/settings/base.py

@@ -2,10 +2,12 @@
 Django base settings for answerking project.
 """
 import os
-
 from pathlib import Path
+
 from corsheaders.defaults import default_headers, default_methods
 
+from answerking_app.utils.json404_middleware_config import json404_response
+
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
@@ -35,6 +37,7 @@
     "answerking_app.apps.AnswerkingAppConfig",
     "rest_framework",
     "corsheaders",
+    "drf_problems",
 ]
 
 MIDDLEWARE = [
@@ -72,7 +75,8 @@
 REST_FRAMEWORK = {
     "DEFAULT_PARSER_CLASSES": [
         "rest_framework.parsers.JSONParser",
-    ]
+    ],
+    "EXCEPTION_HANDLER": "drf_problems.exceptions.exception_handler",
 }
 
 # Database
@@ -107,6 +111,8 @@
     },
 ]
 
+# JSON404 middleware
+JSON404_DATA_FUNCTION = json404_response
 # Internationalization
 # https://docs.djangoproject.com/en/4.0/topics/i18n/
 

answerking/urls.py

@@ -7,6 +7,7 @@
     path("api/", include("answerking_app.urls.category_urls")),
     path("api/", include("answerking_app.urls.order_urls")),
     path("admin/", admin.site.urls),
+    path("", include("drf_problems.urls")),
 ]
 
 if settings.DEBUG:

answerking_app/models/serializers.py

@@ -151,7 +151,7 @@ def create(self, validated_data: dict) -> Order:
             )
             for order_item in order_items_data:
                 item_data: ItemType = order_item.pop("item")
-                item: Item = get_object_or_404(Item, pk=item_data["id"])
+                item: Item = get_object_or_404(Item, pk=item_data["id"])  # type: ignore[reportTypedDictNotRequiredAccess]
                 if item.retired:
                     continue
                 OrderLine.objects.create(order=order, item=item, **order_item)