diff options
Diffstat (limited to 'budget/models.py')
| -rw-r--r-- | budget/models.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/budget/models.py b/budget/models.py index efb5a3d..66eb4b6 100644 --- a/budget/models.py +++ b/budget/models.py @@ -48,6 +48,14 @@ class Person(db.Model): name = db.Column(db.UnicodeText) activated = db.Column(db.Boolean, default=True) + def is_used(self): + bills_as_ower_number = db.session.query(Bill).join(billowers, Person)\ + .filter("Bill.id == billowers.bill_id")\ + .filter("Person.id == billowers.person_id")\ + .filter(Person.id == self.id)\ + .count() + return bills_as_ower_number != 0 or len(self.bills) != 0 + def __str__(self): return self.name |