Added category list of parameter templates table to settings

InvenTree/part/api.py

@@ -21,6 +21,7 @@ from .models import Part, PartCategory, BomItem, PartStar
 from .models import PartParameter, PartParameterTemplate
 from .models import PartAttachment, PartTestTemplate
 from .models import PartSellPriceBreak
+from .models import PartCategoryParameterTemplate
 
 from build.models import Build
 
@@ -111,6 +112,36 @@ class CategoryDetail(generics.RetrieveUpdateDestroyAPIView):
     queryset = PartCategory.objects.all()
 
 
+class CategoryParameters(generics.ListAPIView):
+    """ API endpoint for accessing a list of PartCategory objects.
+
+    - GET: Return a list of PartCategory objects
+    """
+
+    queryset = PartCategoryParameterTemplate.objects.all()
+    serializer_class = part_serializers.CategoryParameterTemplateSerializer
+
+    def get_queryset(self):
+        """
+        Custom filtering:
+        - Allow filtering by "null" parent to retrieve top-level part categories
+        """
+
+        cat_id = self.kwargs.get('pk', None)
+
+        queryset = super().get_queryset()
+
+        if cat_id is not None:
+            
+            try:
+                cat_id = int(cat_id)
+                queryset = queryset.filter(category=cat_id)
+            except ValueError:
+                pass
+
+        return queryset
+
+
 class PartSalePriceList(generics.ListCreateAPIView):
     """
     API endpoint for list view of PartSalePriceBreak model
@@ -853,6 +884,7 @@ part_api_urls = [
 
     # Base URL for PartCategory API endpoints
     url(r'^category/', include([
+        url(r'^(?P<pk>\d+)/parameters/?', CategoryParameters.as_view(), name='api-part-category-parameters'),
         url(r'^(?P<pk>\d+)/?', CategoryDetail.as_view(), name='api-part-category-detail'),
         url(r'^$', CategoryList.as_view(), name='api-part-category-list'),
     ])),

InvenTree/part/serializers.py

@@ -15,7 +15,7 @@ from stock.models import StockItem
 
 from .models import (BomItem, Part, PartAttachment, PartCategory,
                      PartParameter, PartParameterTemplate, PartSellPriceBreak,
-                     PartStar, PartTestTemplate)
+                     PartStar, PartTestTemplate, PartCategoryParameterTemplate)
 
 
 class CategorySerializer(InvenTreeModelSerializer):
@@ -425,3 +425,21 @@ class PartParameterTemplateSerializer(InvenTreeModelSerializer):
             'name',
             'units',
         ]
+
+
+class CategoryParameterTemplateSerializer(InvenTreeModelSerializer):
+    """ Serializer for PartCategoryParameterTemplate """
+
+    parameter_template_detail = PartParameterTemplateSerializer(source='parameter_template',
+                                                                many=False,
+                                                                read_only=True)
+
+    class Meta:
+        model = PartCategoryParameterTemplate
+        fields = [
+            'pk',
+            'category',
+            'parameter_template',
+            'parameter_template_detail',
+            'default_value',
+        ]

InvenTree/templates/InvenTree/settings/category.html

@@ -37,6 +37,33 @@
 {{ block.super }}
 {% if category %}
 
+	$("#param-table").inventreeTable({
+        url: "{% url 'api-part-category-parameters' category %}",
+        queryParams: {
+            ordering: 'name',
+        },
+        formatNoMatches: function() { return '{% trans "No category parameter templates found" %}'; },
+        columns: [
+            {
+                field: 'pk',
+                title: 'ID',
+                visible: false,
+                switchable: false,
+            },
+            {
+                field: 'parameter_template_detail.name',
+                title: 'Parameter Template',
+                sortable: 'true',
+            },
+            {
+                field: 'default_value',
+                title: 'Default Value',
+                sortable: 'true',
+            },
+        ]
+    });
+
+
 	$("#new-param").click(function() {
         launchModalForm("{% url 'category-param-template-create' category %}", {
             success: function() {
@@ -44,6 +71,6 @@
             },
         });
     });
-    
+
 {% endif %}
 {% endblock %}