Tambah username di JWT claims

oauth/urls.py

 from django.urls import path, include
 from rest_framework_simplejwt.views import (
-    TokenObtainPairView,
     TokenRefreshView,
     TokenVerifyView
 )
@@ -10,7 +9,7 @@ app_name = 'oauth'
 
 urlpatterns = [
     path('api-auth/', include('rest_framework.urls')),
-    path('api/token/', TokenObtainPairView.as_view(), name='token_obtain_pair'),
+    path('api/token/', views.MyTokenObtainPairView.as_view(), name='token_obtain_pair'),
     path('api/token/refresh/', TokenRefreshView.as_view(), name='token_refresh'),
     path('api/token/verify/', TokenVerifyView.as_view(), name='token_verify'),
     path('api/create-user/', views.UserCreate.as_view()),

oauth/views.py

@@ -10,6 +10,9 @@ from djangorestframework_camel_case.parser import (CamelCaseJSONParser,
 from djangorestframework_camel_case.render import (CamelCaseJSONRenderer,
                                                    CamelCaseBrowsableAPIRenderer)
 
+from rest_framework_simplejwt.serializers import TokenObtainPairSerializer
+from rest_framework_simplejwt.views import TokenObtainPairView
+
 class UserCreate(generics.CreateAPIView):
     serializer_class = UserSerializer
     permission_classes = [AllowAny]
@@ -50,3 +53,17 @@ class Logout(generics.CreateAPIView):
         except Exception as err:
             error_message = {'error': err}
             raise ValidationError(error_message)
+
+class MyTokenObtainPairSerializer(TokenObtainPairSerializer):
+
+    @classmethod
+    def get_token(cls, user):
+        token = super().get_token(user)
+
+        # Add custom claims
+        token['username'] = user.username
+
+        return token
+    
+class MyTokenObtainPairView(TokenObtainPairView):
+    serializer_class = MyTokenObtainPairSerializer
\ No newline at end of file