Add API endpoint and serializer for BuildItem model

InvenTree/build/api.py

@@ -9,10 +9,10 @@ from django_filters.rest_framework import DjangoFilterBackend
 from rest_framework import filters
 from rest_framework import generics, permissions
 
-from django.conf.urls import url
+from django.conf.urls import url, include
 
-from .models import Build
+from .models import Build, BuildItem
-from .serializers import BuildSerializer
+from .serializers import BuildSerializer, BuildItemSerializer
 
 
 class BuildList(generics.ListCreateAPIView):
@@ -36,10 +36,37 @@ class BuildList(generics.ListCreateAPIView):
     ]
 
     filter_fields = [
-        'part',
+        'build',
     ]
 
 
-build_api_urls = [
+class BuildItemList(generics.ListCreateAPIView):
-    url(r'^.*$', BuildList.as_view(), name='api-build-list')
+    """ API endpoint for accessing a list of BuildItem objects
+
+    - GET: Return list of objects
+    - POST: Create a new BuildItem object
+    """
+
+    queryset = BuildItem.objects.all()
+    serializer_class = BuildItemSerializer
+
+    permission_classes = [
+        permissions.IsAuthenticatedOrReadOnly,
+    ]
+
+    filter_fields = [
+        'build',
+        'part',
+        'stock_item'
+    ]
+
+
+build_item_api_urls = [
+    url('^.*$', BuildItemList.as_view(), name='api-build-item-list'),
+]
+
+build_api_urls = [
+    url(r'^item/?', include(build_item_api_urls)),
+
+    url(r'^.*$', BuildList.as_view(), name='api-build-list'),
 ]

InvenTree/build/models.py

@@ -28,6 +28,9 @@ class Build(models.Model):
         notes: Text notes
     """
 
+    def __str__(self):
+        return "Build {q} x {part}".format(q=self.quantity, part=str(self.part))
+
     def get_absolute_url(self):
         return reverse('build-detail', kwargs={'pk': self.id})
 

InvenTree/build/serializers.py

@@ -34,10 +34,13 @@ class BuildSerializer(InvenTreeModelSerializer):
 class BuildItemSerializer(InvenTreeModelSerializer):
     """ Serializes a BuildItem object """
 
+    part = serializers.CharField(source='stock_item.part', read_only=True)
+
     class Meta:
         model = BuildItem
         fields = [
             'build',
-            'stock',
+            'part',
+            'stock_item',
             'quantity'
         ]

InvenTree/build/templates/build/detail.html

@@ -73,6 +73,7 @@
 {% endif %}
 </table>
 
+{% if build.is_active %}
 <h3>Required Parts</h3>
 <table class='table table-striped' id='build-list' data-sorting='true'>
 <thead>
@@ -93,6 +94,8 @@
 </tbody>
 </table>
 
+{% endif %}
+
 {% include 'modals.html' %}
 
 {% endblock %}

InvenTree/part/models.py

@@ -307,6 +307,12 @@ class Part(models.Model):
     def used_in_count(self):
         return self.used_in.count()
 
+    def required_parts(self):
+        parts = []
+        for bom in self.bom_items.all():
+            parts.append(bom.sub_part)
+        return parts
+
     @property
     def supplier_count(self):
         # Return the number of supplier parts available for this part