Revert "branch 1st"

This reverts commit 8a9dd44c50.

backend/igny8_core/modules/system/settings_views.py

@@ -309,29 +309,51 @@ class ModuleEnableSettingsViewSet(AccountModelViewSet):
     
     def get_queryset(self):
         """Get module enable settings for current account"""
-        # Don't filter here - list() and retrieve() handle get_or_create
-        # This prevents empty queryset from causing 404 errors
-        return ModuleEnableSettings.objects.all()
+        # Return queryset filtered by account - but list() will handle get_or_create
+        queryset = super().get_queryset()
+        # Filter by account if available
+        account = getattr(self.request, 'account', None)
+        if not account:
+            user = getattr(self.request, 'user', None)
+            if user:
+                account = getattr(user, 'account', None)
+        if account:
+            queryset = queryset.filter(account=account)
+        return queryset
     
     def list(self, request, *args, **kwargs):
         """Get or create module enable settings for current account"""
-        account = getattr(request, 'account', None)
-        if not account:
-            user = getattr(request, 'user', None)
-            if user and hasattr(user, 'account'):
-                account = getattr(user, 'account', None)
-        
-        if not account:
+        try:
+            account = getattr(request, 'account', None)
+            if not account:
+                user = getattr(request, 'user', None)
+                if user and hasattr(user, 'account'):
+                    account = user.account
+            
+            if not account:
+                return error_response(
+                    error='Account not found',
+                    status_code=status.HTTP_400_BAD_REQUEST,
+                    request=request
+                )
+            
+            # Get or create settings for account (one per account)
+            try:
+                settings = ModuleEnableSettings.objects.get(account=account)
+            except ModuleEnableSettings.DoesNotExist:
+                # Create default settings for account
+                settings = ModuleEnableSettings.objects.create(account=account)
+            
+            serializer = self.get_serializer(settings)
+            return success_response(data=serializer.data, request=request)
+        except Exception as e:
+            import traceback
+            error_trace = traceback.format_exc()
             return error_response(
-                error='Account not found',
-                status_code=status.HTTP_400_BAD_REQUEST,
+                error=f'Failed to load module enable settings: {str(e)}',
+                status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
                 request=request
             )
-        
-        # Get or create settings for account (one per account)
-        settings, created = ModuleEnableSettings.objects.get_or_create(account=account)
-        serializer = self.get_serializer(settings)
-        return success_response(data=serializer.data, request=request)
     
     def retrieve(self, request, pk=None, *args, **kwargs):
         """Get module enable settings for current account"""