Merge remote-tracking branch 'inventree/master' into match-fields

# Conflicts:
#	InvenTree/InvenTree/version.py

InvenTree/part/api.py

@@ -995,6 +995,23 @@ class PartList(generics.ListCreateAPIView):
             except (ValueError, Part.DoesNotExist):
                 pass
 
+        # Filter only parts which are in the "BOM" for a given part
+        in_bom_for = params.get('in_bom_for', None)
+
+        if in_bom_for is not None:
+            try:
+                in_bom_for = Part.objects.get(pk=in_bom_for)
+
+                # Extract a list of parts within the BOM
+                bom_parts = in_bom_for.get_parts_in_bom()
+                print("bom_parts:", bom_parts)
+                print([p.pk for p in bom_parts])
+
+                queryset = queryset.filter(pk__in=[p.pk for p in bom_parts])
+
+            except (ValueError, Part.DoesNotExist):
+                pass
+
         # Filter by whether the BOM has been validated (or not)
         bom_valid = params.get('bom_valid', None)
 

InvenTree/part/models.py

@@ -483,6 +483,36 @@ class Part(MPTTModel):
     def __str__(self):
         return f"{self.full_name} - {self.description}"
 
+    def get_parts_in_bom(self):
+        """
+        Return a list of all parts in the BOM for this part.
+        Takes into account substitutes, variant parts, and inherited BOM items
+        """
+
+        parts = set()
+
+        for bom_item in self.get_bom_items():
+            for part in bom_item.get_valid_parts_for_allocation():
+                parts.add(part)
+
+        return parts
+
+    def check_if_part_in_bom(self, other_part):
+        """
+        Check if the other_part is in the BOM for this part.
+
+        Note:
+            - Accounts for substitute parts
+            - Accounts for variant BOMs
+        """
+
+        for bom_item in self.get_bom_items():
+            if other_part in bom_item.get_valid_parts_for_allocation():
+                return True
+
+        # No matches found
+        return False
+
     def check_add_to_bom(self, parent, raise_error=False, recursive=True):
         """
         Check if this Part can be added to the BOM of another part.