Markdownify the 'notes' field for StockItem

- New tab interface for the StockItem page
- Display / editing of notes field with markdown

InvenTree/stock/views.py

@@ -7,7 +7,7 @@ from __future__ import unicode_literals
 
 from django.core.exceptions import ValidationError
 from django.views.generic.edit import FormMixin
-from django.views.generic import DetailView, ListView
+from django.views.generic import DetailView, ListView, UpdateView
 from django.forms.models import model_to_dict
 from django.forms import HiddenInput
 from django.urls import reverse
@@ -83,6 +83,27 @@ class StockItemDetail(DetailView):
     model = StockItem
 
 
+class StockItemNotes(UpdateView):
+    """ View for editing the 'notes' field of a StockItem object """
+
+    context_object_name = 'item'
+    template_name = 'stock/item_notes.html'
+    model = StockItem
+
+    fields = ['notes']
+
+    def get_success_url(self):
+        return reverse('stock-item-notes', kwargs={'pk': self.get_object().id})
+
+    def get_context_data(self, **kwargs):
+
+        ctx = super().get_context_data(**kwargs)
+
+        ctx['editing'] = str2bool(self.request.GET.get('edit', ''))
+
+        return ctx
+
+
 class StockLocationEdit(AjaxUpdateView):
     """
     View for editing details of a StockLocation.