fixing schema offer

ereuse_devicehub/resources/action/models.py

@@ -1453,13 +1453,11 @@ class Trade(JoinedTableMixin, ActionWithMultipleDevices):
     confirm_transfer = Column(Boolean, default=False)
     confirm_transfer_comment = """Transfer of the phisical devices it is confirmed"""
     offer_id = db.Column(UUID(as_uuid=True),
-                         db.ForeignKey('offer.id',
-                                       user_alter=True,
-                                       name='trade_offer'),
+                         db.ForeignKey('offer.id'),
                          nullable=True)
-    offer = db.relationship('offer',
+    offer = db.relationship('Offer',
                             backref=db.backref('trade', uselist=False, lazy=True),
-                            primaryjoin='Trade.id == Offer.trade_id')
+                            primaryjoin='Trade.offer_id == Offer.id')
 
 
 class Offer(JoinedTableMixin, ActionWithMultipleDevices):

ereuse_devicehub/resources/action/schemas.py

@@ -464,14 +464,18 @@ class Trade(ActionWithMultipleDevices):
     offer = NestedOn('Offer', dump_only=True)
 
 
-class Offer(Trade):
-    __doc__ = m.Trade.__doc__
+class Offer(ActionWithMultipleDevices):
+    __doc__ = m.Offer.__doc__
     document_id = SanitizedStr(validate=Length(max=STR_SIZE), data_key='documentID', required=False)
     date = DateTime(data_key='date', required=False)
     price = Float(required=False, data_key='price')
     user_to_id = SanitizedStr(validate=Length(max=STR_SIZE), data_key='userTo', required=False)
     user_from_id = SanitizedStr(validate=Length(max=STR_SIZE), data_key='userTo', required=False)
-    lot = NestedOn('Lot', dump_only=True)
+    # lot = NestedOn('Lot', dump_only=True)
+    lot = NestedOn('Lot',
+                   many=False,
+                   required=True,  # todo test ensuring len(devices) >= 1
+                   only_query='id')
 
     @validates_schema
     def validate_user_to_id(self, data: dict):

ereuse_devicehub/resources/action/views.py

@@ -251,11 +251,9 @@ class ActionView(View):
             # TODO JN add compute rate with new visual test and old components device
         if json['type'] == InitTransfer.t:
             return self.transfer_ownership()
+        # import pdb; pdb.set_trace()
         a = resource_def.schema.load(json)
         Model = db.Model._decl_class_registry.data[json['type']]()
-        import pdb; pdb.set_trace()
-        # a['lot_id'] = a['lot'].id
-        # a.pop('lot')
         action = Model(**a)
         db.session.add(action)
         db.session().final_flush()