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highestGroupNumber

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This commit is contained in:
Mo 2022-05-16 18:57:21 +02:00
parent 5627b88051
commit 659156b749
1 changed files with 11 additions and 5 deletions
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16
advlabdb/models.py
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@ -11,6 +11,7 @@ from decimal import ROUND_HALF_UP, Decimal
from flask import flash
from flask_security import current_user
from flask_security.models.fsqla_v2 import FsRoleMixin, FsUserMixin
from sqlalchemy import select
from . import db
from .configUtils import getConfig
@ -170,14 +171,19 @@ class Group(db.Model):
semester = part_students[0].part.semester
program = part_students[0].part.program
groupWithHighestNumber = (
Group.query.filter(Group.semester == semester, Group.program == program)
.order_by(Group.number.desc())
highestGroupNumber = (
db.session.execute(
select(Group.number)
.where(Group.semester == semester, Group.program == program)
.order_by(Group.number.desc())
.limit(1)
)
.scalars()
.first()
)
if groupWithHighestNumber is not None:
number = groupWithHighestNumber.number + 1
if highestGroupNumber is not None:
number = highestGroupNumber + 1
else:
number = 1