feat(sales_order): Stock Items show the PO number

Stock items show the PO number that they were purchased on when being
viewed in the sales order allocation modal and when viewing the sales
order details.

InvenTree/order/models.py

@@ -826,6 +826,9 @@ class SalesOrderAllocation(models.Model):
         else:
             return ""
 
+    def get_po(self):
+        return self.item.purchase_order
+
     def complete_allocation(self, user):
         """
         Complete this allocation (called when the parent SalesOrder is marked as "shipped"):

InvenTree/order/serializers.py

@@ -235,6 +235,7 @@ class SalesOrderAllocationSerializer(InvenTreeModelSerializer):
     location_path = serializers.CharField(source='get_location_path')
     location_id = serializers.IntegerField(source='get_location')
     serial = serializers.CharField(source='get_serial')
+    po = serializers.CharField(source='get_po')
     quantity = serializers.FloatField()
 
     class Meta:
@@ -247,6 +248,7 @@ class SalesOrderAllocationSerializer(InvenTreeModelSerializer):
             'quantity',
             'location_id',
             'location_path',
+            'po',
             'item',
         ]
 

InvenTree/order/templates/order/sales_order_detail.html

@@ -87,6 +87,9 @@ function showAllocationSubTable(index, row, element) {
                 return renderLink(row.location_path, `/stock/location/${row.location_id}/`);
             },
         },
+        {
+            field: 'po'
+        },
         {
             field: 'buttons',
             title: '{% trans "Actions" %}',
@@ -159,9 +162,12 @@ function showFulfilledSubTable(index, row, element) {
                         text = `{% trans "Quantity" %}: ${row.quantity}`;
                     }
 
-                    return renderLink(text, `/stock/item/${row.pk}/`);  
+                    return renderLink(text, `/stock/item/${row.pk}/`);
                 },
-            }
+            },
+            {
+                field: 'po'
+            },
         ],
     });
 }
@@ -271,6 +277,25 @@ $("#so-lines-table").inventreeTable({
             field: 'notes',
             title: '{% trans "Notes" %}',
         },
+        {
+            field: 'po',
+            title: '{% trans "PO" %}',
+            formatter: function(value, row, index, field) {
+                var po_name = "";
+                if (row.allocated) {
+                    row.allocations.forEach(function(allocation) {
+                        if (allocation.po != po_name) {
+                            if (po_name) {
+                                po_name = "-";
+                            } else {
+                                po_name = allocation.po
+                            }
+                        }
+                    })
+                }
+                return `<div>` + po_name + `</div>`;
+            }
+        },
         {% if order.status == SalesOrderStatus.PENDING %}
         {
             field: 'buttons',

InvenTree/order/views.py

@@ -90,7 +90,7 @@ class SalesOrderDetail(InvenTreeRoleMixin, DetailView):
     """ Detail view for a SalesOrder object """
 
     context_object_name = 'order'
-    queryset = SalesOrder.objects.all().prefetch_related('lines')
+    queryset = SalesOrder.objects.all().prefetch_related('lines__allocations__item__purchase_order')
     template_name = 'order/sales_order_detail.html'
 
 

InvenTree/stock/models.py

@@ -1370,6 +1370,12 @@ class StockItem(MPTTModel):
         if self.location:
             s += ' @ {loc}'.format(loc=self.location.name)
 
+        if self.purchase_order:
+            s += " ({pre}{po})".format(
+                pre=helpers.getSetting("PURCHASEORDER_REFERENCE_PREFIX"),
+                po=self.purchase_order,
+            )
+
         return s
 
     @transaction.atomic