fix: 'Bill Type: Invalid Choice: could not coerce' error

Error introduced in #1290. Fixes #1293.

ihatemoney/forms.py

@@ -364,7 +364,7 @@ class BillForm(FlaskForm):
     payed_for = SelectMultipleField(
         _("For whom?"), validators=[DataRequired()], coerce=int
     )
-    bill_type = SelectField(_("Bill Type"), choices=BillType.choices(), coerce=BillType, default=BillType.EXPENSE)
+    bill_type = SelectField(_("Bill Type"), choices=BillType.choices(), coerce=BillType.coerce, default=BillType.EXPENSE)
     submit = SubmitField(_("Submit"))
     submit2 = SubmitField(_("Submit and add a new one"))
 

ihatemoney/models.py

@@ -55,10 +55,21 @@ class BillType(Enum):
     EXPENSE = "Expense"
     REIMBURSEMENT = "Reimbursement"
 
+    def __str__(self):
+        return self.value
+
     @classmethod
     def choices(cls):
         return [(choice, choice.value) for choice in cls]
 
+    @classmethod
+    def coerce(cls, item):
+        try:
+            return item if isinstance(item, BillType) else BillType[item.upper()]
+        except KeyError:
+            raise ValueError(f"Invalid bill type: {item}")
+
+
 
 db = SQLAlchemy()