Major bugfix for multiple annotations in API querysets

InvenTree/company/fixtures/company.yaml

@@ -14,4 +14,11 @@
   pk: 3
   fields:
     name: Zerg Corp
-    description: We eat the competition
+    description: We eat the competition
+- model: company.company
+  pk: 4
+  fields:
+    name: A customer
+    description: A company that we sell things to!
+    is_customer: True
+

InvenTree/company/serializers.py

@@ -4,7 +4,7 @@
 
 from rest_framework import serializers
 
-from django.db.models import Count
+from sql_util.utils import SubqueryCount
 
 from .models import Company
 from .models import SupplierPart, SupplierPriceBreak
@@ -38,11 +38,17 @@ class CompanySerializer(InvenTreeModelSerializer):
     @staticmethod
     def annotate_queryset(queryset):
 
-        return queryset.annotate(
-            parts_supplied=Count('supplied_parts'),
-            parts_manufactured=Count('manufactured_parts')
+        # Add count of parts manufactured
+        queryset = queryset.annotate(
+            parts_manufactured=SubqueryCount('manufactured_parts')
         )
 
+        queryset = queryset.annotate(
+            parts_supplied=SubqueryCount('supplied_parts')
+        )
+
+        return queryset
+
     url = serializers.CharField(source='get_absolute_url', read_only=True)
 
     image = serializers.CharField(source='get_thumbnail_url', read_only=True)

InvenTree/company/templates/company/index.html

@@ -33,6 +33,7 @@ <h3>{{ title }}</h3>
 
     loadCompanyTable("#company-table", "{% url 'api-company-list' %}",
         {
+            pagetype: '{{ pagetype }}',
             params: {
                 {% for key,value in filters.items %}{{ key }}: "{{ value }}",{% endfor %}
             }

InvenTree/company/views.py

@@ -51,18 +51,21 @@ def get_context_data(self, **kwargs):
                 'button_text': _('New Supplier'),
                 'filters': {'is_supplier': 'true'},
                 'create_url': reverse('supplier-create'),
+                'pagetype': 'suppliers',
             },
             reverse('manufacturer-index'): {
                 'title': _('Manufacturers'),
                 'button_text': _('New Manufacturer'),
                 'filters': {'is_manufacturer': 'true'},
                 'create_url': reverse('manufacturer-create'),
+                'pagetype': 'manufacturers',
             },
             reverse('customer-index'): {
                 'title': _('Customers'),
                 'button_text': _('New Customer'),
                 'filters': {'is_customer': 'true'},
                 'create_url': reverse('customer-create'),
+                'pagetype': 'customers',
             }
         }
 
@@ -71,6 +74,7 @@ def get_context_data(self, **kwargs):
             'button_text': _('New Company'),
             'filters': {},
             'create_url': reverse('company-create'),
+            'pagetype': 'companies'
         }
 
         context = None