add total price woth js reload

InvenTree/order/models.py

@@ -23,6 +23,7 @@ from markdownx.models import MarkdownxField
 from mptt.models import TreeForeignKey
 
 from djmoney.contrib.exchange.models import convert_money
+from djmoney.money import Money
 from common.settings import currency_code_default
 
 from users import models as UserModels
@@ -600,6 +601,23 @@ class SalesOrder(Order):
         verbose_name=_('shipped by')
     )
 
+    def get_total_price(self):
+        """
+        Calculates the total price of all order lines
+        """
+        target_currency = currency_code_default()
+        total = Money(0, target_currency)
+
+        # order items
+        total += sum([a.quantity * convert_money(a.sale_price, target_currency) for a in self.lines.all() if a.sale_price])
+
+        # additional lines
+        total += sum([a.quantity * convert_money(a.sale_price, target_currency) for a in self.additional_lines.all() if a.sale_price])
+
+        # set decimal-places
+        total.decimal_places = 4
+        return total
+
     @property
     def is_overdue(self):
         """

InvenTree/order/serializers.py

@@ -515,6 +515,8 @@ class SalesOrderSerializer(ReferenceIndexingSerializerMixin, InvenTreeModelSeria
 
     reference = serializers.CharField(required=True)
 
+    total_price_string = serializers.CharField(source='get_total_price', read_only=True)
+
     class Meta:
         model = order.models.SalesOrder
 
@@ -535,6 +537,7 @@ class SalesOrderSerializer(ReferenceIndexingSerializerMixin, InvenTreeModelSeria
             'status_text',
             'shipment_date',
             'target_date',
+            'total_price_string',
         ]
 
         read_only_fields = [

InvenTree/order/templates/order/sales_order_base.html

@@ -183,6 +183,12 @@ src="{% static 'img/blank_image.png' %}"
         <td>{{ order.responsible }}</td>
     </tr>
     {% endif %}
+
+    <tr>
+        <td><span class='fas fa-dollar-sign'></span></td>
+        <td>{% trans "Total cost" %}</td>
+        <td id="soTotalPrice">{{ order.get_total_price }}</td>
+    </tr>
 </table>
 {% endblock %}
 

InvenTree/order/templates/order/sales_order_detail.html

@@ -292,6 +292,13 @@
         }
     );
 
+    loadOrderTotal(
+        '#soTotalPrice',
+        {
+            url: '{% url "api-so-detail" order.pk %}',
+        }
+    );
+
     enableSidebar('salesorder');
     
 {% endblock %}