Display number of supplier parts in supplier list

InvenTree/company/serializers.py

@@ -25,7 +25,25 @@ class CompanySerializer(serializers.ModelSerializer):
     """ Serializer for Company object (full detail) """
 
     url = serializers.CharField(source='get_absolute_url', read_only=True)
+    part_count = serializers.CharField(read_only=True)
 
     class Meta:
         model = Company
-        fields = '__all__'
+        fields = [
+            'id',
+            'url',
+            'name',
+            'description',
+            'website',
+            'name',
+            'phone',
+            'address',
+            'email',
+            'contact',
+            'URL',
+            'image',
+            'notes',
+            'is_customer',
+            'is_supplier',
+            'part_count'
+        ]

InvenTree/company/templates/company/index.html

@@ -73,7 +73,14 @@ InvenTree | Supplier List
                     }
                     return '';
                 }
-            }
+            },
+            {
+                field: 'part_count',
+                title: 'Parts',
+                formatter: function(value, row, index, field) {
+                    return renderLink(value, row.url + 'parts/');
+                }
+            },
         ],
         url: "{% url 'api-company-list' %}"
     });