Add option to filter out variants in stock table

InvenTree/stock/api.py

@@ -684,10 +684,17 @@ class StockList(generics.ListCreateAPIView):
             try:
                 part = Part.objects.get(pk=part_id)
 
-                # Filter by any parts "under" the given part
+                # Do we wish to filter *just* for this part, or also for parts *under* this one?
-                parts = part.get_descendants(include_self=True)
+                include_variants = str2bool(params.get('include_variants', True))
 
-                queryset = queryset.filter(part__in=parts)
+                if include_variants:
+                    # Filter by any parts "under" the given part
+                    parts = part.get_descendants(include_self=True)
+
+                    queryset = queryset.filter(part__in=parts)
+
+                else:
+                    queryset = queryset.filter(part=part)
 
             except (ValueError, Part.DoesNotExist):
                 raise ValidationError({"part": "Invalid Part ID specified"})

InvenTree/templates/js/table_filters.js

@@ -130,6 +130,11 @@ function getAvailableTableFilters(tableKey) {
                 title: '{% trans "In Production" %}',
                 description: '{% trans "Show items which are in production" %}',
             },
+            include_variants: {
+                type: 'bool',
+                title: '{% trans "Include Variants" %}',
+                description: '{% trans "Include stock items for variant parts" %}',
+            },
             installed: {
                 type: 'bool',
                 title: '{% trans "Installed" %}',