#7846: Show assigned component (if any) when creating inventory item

netbox/dcim/forms/models.py

@@ -1377,10 +1377,11 @@ class InventoryItemForm(CustomFieldModelForm):
         queryset=ContentType.objects.all(),
         limit_choices_to=MODULAR_COMPONENT_MODELS,
         required=False,
-        widget=StaticSelect
+        widget=forms.HiddenInput
     )
     component_id = forms.IntegerField(
-        required=False
+        required=False,
+        widget=forms.HiddenInput
     )
     tags = DynamicModelMultipleChoiceField(
         queryset=Tag.objects.all(),
@@ -1396,7 +1397,6 @@ class InventoryItemForm(CustomFieldModelForm):
         fieldsets = (
             ('Inventory Item', ('device', 'parent', 'name', 'label', 'role', 'description', 'tags')),
             ('Hardware', ('manufacturer', 'part_id', 'serial', 'asset_tag')),
-            ('Component', ('component_type', 'component_id')),
         )
         widgets = {
             'device': forms.HiddenInput(),

netbox/dcim/tables/devices.py

@@ -781,6 +781,8 @@ class InventoryItemTable(DeviceComponentTable):
         linkify=True
     )
     component = tables.Column(
+        accessor=Accessor('component'),
+        orderable=False,
         linkify=True
     )
     discovered = BooleanColumn()
@@ -792,8 +794,8 @@ class InventoryItemTable(DeviceComponentTable):
     class Meta(BaseTable.Meta):
         model = InventoryItem
         fields = (
-            'pk', 'id', 'name', 'device', 'label', 'role', 'manufacturer', 'part_id', 'serial', 'asset_tag',
-            'component', 'description', 'discovered', 'tags',
+            'pk', 'id', 'name', 'device', 'component', 'label', 'role', 'manufacturer', 'part_id', 'serial',
+            'asset_tag', 'description', 'discovered', 'tags',
         )
         default_columns = (
             'pk', 'name', 'device', 'label', 'role', 'manufacturer', 'part_id', 'serial', 'asset_tag',

netbox/dcim/views.py

@@ -2399,6 +2399,18 @@ class InventoryItemEditView(generic.ObjectEditView):
 class InventoryItemCreateView(generic.ComponentCreateView):
     queryset = InventoryItem.objects.all()
     model_form = forms.InventoryItemForm
+    template_name = 'dcim/inventoryitem_create.html'
+
+    def alter_object(self, instance, request):
+        # Set component (if any)
+        component_type = request.GET.get('component_type')
+        component_id = request.GET.get('component_id')
+
+        if component_type and component_id:
+            content_type = get_object_or_404(ContentType, pk=component_type)
+            instance.component = get_object_or_404(content_type.model_class(), pk=component_id)
+
+        return instance
 
 
 class InventoryItemDeleteView(generic.ObjectDeleteView):

netbox/netbox/views/generic/object_views.py

@@ -689,6 +689,9 @@ class ComponentCreateView(GetReturnURLMixin, ObjectPermissionRequiredMixin, View
     def get_required_permission(self):
         return get_permission_for_model(self.queryset.model, 'add')
 
+    def alter_object(self, instance, request):
+        return instance
+
     def initialize_forms(self, request):
         data = request.POST if request.method == 'POST' else None
         initial_data = normalize_querydict(request.GET)
@@ -704,9 +707,10 @@ class ComponentCreateView(GetReturnURLMixin, ObjectPermissionRequiredMixin, View
 
     def get(self, request):
         form, model_form = self.initialize_forms(request)
+        instance = self.alter_object(self.queryset.model, request)
 
         return render(request, self.template_name, {
-            'obj': self.queryset.model,
+            'obj': instance,
             'obj_type': self.queryset.model._meta.verbose_name,
             'replication_form': form,
             'form': model_form,
@@ -715,6 +719,7 @@ class ComponentCreateView(GetReturnURLMixin, ObjectPermissionRequiredMixin, View
 
     def post(self, request):
         form, model_form = self.initialize_forms(request)
+        instance = self.alter_object(self.queryset.model, request)
 
         self.validate_form(request, form)
 
@@ -725,7 +730,7 @@ class ComponentCreateView(GetReturnURLMixin, ObjectPermissionRequiredMixin, View
                 return redirect(self.get_return_url(request))
 
         return render(request, self.template_name, {
-            'obj': self.queryset.model,
+            'obj': instance,
             'obj_type': self.queryset.model._meta.verbose_name,
             'replication_form': form,
             'form': model_form,

netbox/templates/dcim/inventoryitem_create.html

@@ -0,0 +1,18 @@
+{% extends 'dcim/component_create.html' %}
+{% load helpers %}
+
+{% block form %}
+  {% if obj.component %}
+    <div class="row mb-3">
+      <label class="col-sm-3 col-form-label text-lg-end required">
+        {{ obj.component|meta:"verbose_name"|bettertitle }}
+      </label>
+      <div class="col-sm-9">
+        <div class="form-control-plaintext">
+          <a href="{{ obj.component.get_absolute_url }}" class="">{{ obj.component }}</a>
+        </div>
+      </div>
+    </div>
+  {% endif %}
+  {{ block.super }}
+{% endblock %}