Fixed subject serializer and added drf-yasg for better endpoint documentation

stude/config/settings.py

@@ -76,6 +76,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'drf_yasg',
     'django.contrib.gis',
     'rest_framework',
     'rest_framework_simplejwt',

stude/config/urls.py

@@ -18,8 +18,30 @@ from django.contrib import admin
 from django.urls import path, include
 from django.conf import settings
 from django.conf.urls.static import static
+from django.urls import re_path
+from rest_framework import permissions
+from drf_yasg.views import get_schema_view
+from drf_yasg import openapi
+
+schema_view = get_schema_view(
+    openapi.Info(
+        title="StudE API",
+        default_version='v1',
+        description="StudE Endpoints",
+        terms_of_service="https://www.google.com/policies/terms/",
+        contact=openapi.Contact(email="noehbernasol0@gmail.com"),
+    ),
+    public=True,
+    permission_classes=(permissions.AllowAny,),
+)
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('api/v1/', include('api.urls'))
+    path('api/v1/', include('api.urls')),
+    path('swagger<format>/', schema_view.without_ui(cache_timeout=0),
+         name='schema-json'),
+    path('swagger/', schema_view.with_ui('swagger',
+         cache_timeout=0), name='schema-swagger-ui'),
+    path('redoc/', schema_view.with_ui('redoc',
+         cache_timeout=0), name='schema-redoc'),
 ] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

stude/subjects/urls.py

@@ -1,8 +1,8 @@
 from django.urls import include, path
-from .views import SubjectByYearSemesterView, SubjectListView
+from .views import SubjectByCourseYearSemesterView, SubjectListView
 from rest_framework import routers
 urlpatterns = [
     path('', SubjectListView.as_view()),
     path('<slug:course_slug>/<slug:year_slug>/<slug:semester_slug>',
-         SubjectByYearSemesterView.as_view()),
+         SubjectByCourseYearSemesterView.as_view()),
 ]

stude/subjects/views.py

@@ -10,8 +10,9 @@ class SubjectListView(generics.ListAPIView):
     queryset = Subject.objects.all()
 
 
-class SubjectByYearSemesterView(generics.ListAPIView):
+class SubjectByCourseYearSemesterView(generics.ListAPIView):
     queryset = Subject.objects.all()
+    serializer_class = SubjectSerializer
 
     def get(self, request, course_slug, year_slug, semester_slug):
         # Retrieve the subjects based on year level and semester slugs