creating new tab

InvenTree/part/views.py

@@ -784,6 +784,81 @@ class PartDetail(InvenTreeRoleMixin, DetailView):
         return context
 
 
+class PartPricingView(PartDetail):
+    """ Detail view for Part object
+    """
+    context_object_name = 'part'
+    template_name = 'part/order_prices.html'
+    form_class = part_forms.PartPriceForm
+
+    # Add in some extra context information based on query params
+    def get_context_data(self, **kwargs):
+        """ Provide extra context data to template """
+        context = super().get_context_data(**kwargs)
+
+        ctx = self.get_pricing(self.get_quantity())
+        ctx['form'] = self.form_class(initial=self.get_initials())
+
+        context.update(ctx)
+        return context
+
+    def get_quantity(self):
+        """ Return set quantity in decimal format """
+        return Decimal(self.request.POST.get('quantity', 1))
+
+    def get_part(self):
+        return self.get_object()
+
+    def get_pricing(self, quantity=1, currency=None):
+        """ returns context with pricing information """
+        ctx = PartPricing.get_pricing(self, quantity, currency)
+        part = self.get_part()
+        # Stock history
+        if part.total_stock > 1:
+            ret = []
+            stock = part.stock_entries(include_variants=False, in_stock=True)  # .order_by('purchase_order__date')
+            stock = stock.prefetch_related('purchase_order', 'supplier_part')
+
+            for stock_item in stock:
+                if None in [stock_item.purchase_price, stock_item.quantity]:
+                    continue
+
+                # convert purchase price to current currency - only one currency in the graph
+                price = convert_money(stock_item.purchase_price, inventree_settings.currency_code_default())
+                line = {
+                    'price': price.amount,
+                    'qty': stock_item.quantity
+                }
+                # Supplier Part Name  # TODO use in graph
+                if stock_item.supplier_part:
+                    line['name'] = stock_item.supplier_part.pretty_name
+
+                    if stock_item.supplier_part.unit_pricing and price:
+                        line['price_diff'] = price.amount - stock_item.supplier_part.unit_pricing
+                        line['price_part'] = stock_item.supplier_part.unit_pricing
+
+                # set date for graph labels
+                if stock_item.purchase_order:
+                    line['date'] = stock_item.purchase_order.issue_date.strftime('%d.%m.%Y')
+                else:
+                    line['date'] = stock_item.tracking_info.first().date.strftime('%d.%m.%Y')
+                ret.append(line)
+
+            ctx['price_history'] = ret
+
+        return ctx
+
+    def get_initials(self):
+        """ returns initials for form """
+        return {'quantity': self.get_quantity()}
+
+    def post(self, request, *args, **kwargs):
+        self.object = self.get_object()
+        kwargs['object'] = self.object
+        ctx=self.get_context_data(**kwargs)
+        return self.get(request, context=ctx)
+
+
 class PartDetailFromIPN(PartDetail):
     slug_field = 'IPN'
     slug_url_kwarg = 'slug'
@@ -2040,38 +2115,6 @@ class PartPricing(AjaxView):
                     ctx['max_total_bom_price'] = max_bom_price
                     ctx['max_unit_bom_price'] = max_unit_bom_price
 
-        # Stock history
-        if part_settings.part_show_graph and part.total_stock > 1:
-            ret = []
-            stock = part.stock_entries(include_variants=False, in_stock=True)  # .order_by('purchase_order__date')
-            stock = stock.prefetch_related('purchase_order', 'supplier_part')
-
-            for stock_item in stock:
-                if None in [stock_item.purchase_price, stock_item.quantity]:
-                    continue
-
-                # convert purchase price to current currency - only one currency in the graph
-                price = convert_money(stock_item.purchase_price, inventree_settings.currency_code_default())
-                line = {
-                    'price': price.amount,
-                    'qty': stock_item.quantity
-                }
-                # Supplier Part Name  # TODO use in graph
-                if stock_item.supplier_part:
-                    line['name'] = stock_item.supplier_part.pretty_name
-
-                    if stock_item.supplier_part.unit_pricing and price:
-                        line['price_diff'] = price.amount - stock_item.supplier_part.unit_pricing
-                        line['price_part'] = stock_item.supplier_part.unit_pricing
-
-                # set date for graph labels
-                if stock_item.purchase_order:
-                    line['date'] = stock_item.purchase_order.issue_date.strftime('%d.%m.%Y')
-                else:
-                    line['date'] = stock_item.tracking_info.first().date.strftime('%d.%m.%Y')
-                ret.append(line)
-
-            ctx['price_history'] = ret
         # part pricing information
         part_price = part.get_price(quantity)
         if part_price is not None: