From a11b545a6051113e9f22afe31b7110c4f8701e30 Mon Sep 17 00:00:00 2001
From: "v.kovalchuk" <v.kovalchuk@crysto.ru>
Date: Sat, 10 Jun 2023 18:20:17 +0300
Subject: [PATCH] fix: Camelize query parameters

---
 .../contrib/djangorestframework_camel_case.py        |  5 +++++
 tests/contrib/test_djangorestframework_camel_case.py | 12 +++++++++++-
 .../contrib/test_djangorestframework_camel_case.yml  | 12 ++++++++++++
 3 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/drf_spectacular/contrib/djangorestframework_camel_case.py b/drf_spectacular/contrib/djangorestframework_camel_case.py
index 57a70ed1..fce51cd7 100644
--- a/drf_spectacular/contrib/djangorestframework_camel_case.py
+++ b/drf_spectacular/contrib/djangorestframework_camel_case.py
@@ -36,5 +36,10 @@ def camelize_component(schema: dict, name: Optional[str] = None) -> dict:
         if component_type == 'schemas':
             camelize_component(component.schema)
 
+    for url_schema in result["paths"].values():
+        for method_schema in url_schema.values():
+            for parameter in method_schema.get("parameters", []):
+                parameter["name"] = camelize_str(parameter["name"])
+
     # inplace modification of components also affect result dict, so regeneration is not necessary
     return result
diff --git a/tests/contrib/test_djangorestframework_camel_case.py b/tests/contrib/test_djangorestframework_camel_case.py
index ab8f4844..108b2ec5 100644
--- a/tests/contrib/test_djangorestframework_camel_case.py
+++ b/tests/contrib/test_djangorestframework_camel_case.py
@@ -14,7 +14,7 @@
     from typing_extensions import TypedDict
 
 from drf_spectacular.contrib.djangorestframework_camel_case import camelize_serializer_fields
-from drf_spectacular.utils import extend_schema
+from drf_spectacular.utils import extend_schema, OpenApiParameter
 from tests import assert_schema, generate_schema
 
 
@@ -46,6 +46,16 @@ def get_field_nested_ignored(self) -> NestedObject:  # type: ignore
         pass  # pragma: no cover
 
 
+@extend_schema(
+    parameters=[
+        OpenApiParameter(
+            name="field_one",
+            description="filter_field",
+            required=False,
+            type=str,
+        ),
+    ]
+)
 class FakeViewset(mixins.ListModelMixin, viewsets.GenericViewSet):
     serializer_class = FakeSerializer
 
diff --git a/tests/contrib/test_djangorestframework_camel_case.yml b/tests/contrib/test_djangorestframework_camel_case.yml
index 4b6f9c51..7d519fcd 100644
--- a/tests/contrib/test_djangorestframework_camel_case.yml
+++ b/tests/contrib/test_djangorestframework_camel_case.yml
@@ -6,6 +6,12 @@ paths:
   /a_b_c/:
     get:
       operationId: a_b_c_list
+      parameters:
+      - in: query
+        name: fieldOne
+        schema:
+          type: string
+        description: filter_field
       tags:
       - a_b_c
       security:
@@ -24,6 +30,12 @@ paths:
   /a_b_c/home/:
     get:
       operationId: a_b_c_home_retrieve
+      parameters:
+      - in: query
+        name: fieldOne
+        schema:
+          type: string
+        description: filter_field
       tags:
       - a_b_c
       security: