add cost to of subcontracted purchase on production #059913

production.py

@@ -9,6 +9,8 @@ from trytond import backend
 from trytond.transaction import Transaction
 from trytond.i18n import gettext
 from trytond.exceptions import UserError
+from trytond.modules.product import round_price
+from decimal import Decimal
 
 
 __all__ = ['Party', 'PurchaseRequest', 'BOM', 'Production', 'Purchase',
@@ -297,6 +299,15 @@ class Production(metaclass=PoolMeta):
         if shipments:
             InternalShipment.assign_try(shipments)
 
+    def get_cost(self, name):
+        price = super().get_cost(name)
+        purchase = self.purchase_request and self.purchase_request.purchase
+        if not purchase:
+            return price
+
+        return price + purchase.untaxed_amount
+
+
 # TODO: Internal shipment should be updated each time outputs are changed
 
 class Purchase(metaclass=PoolMeta):

tests/scenario_production_subcontract.rst

@@ -304,6 +304,8 @@ Make a subcontract production::
     >>> purchase.save()
     >>> Purchase.quote([purchase.id], config.context)
     >>> purchase.reload()
+    >>> production.cost
+    Decimal('225.0000')
     >>> purchase.state
     'quotation'
     >>> Purchase.confirm([purchase.id], config.context)
@@ -330,3 +332,10 @@ Make a subcontract production::
     >>> production.reload()
     >>> production.state
     'running'
+    >>> Production.done([production.id], config.context)
+    >>> production.reload()
+    >>> production.state
+    'done'
+    >>> output, = production.outputs
+    >>> output.unit_price
+    Decimal('112.5000')