8
0
Fork 0
mirror of https://gitlab2.federez.net/re2o/re2o synced 2024-11-30 08:32:26 +00:00
re2o/topologie/migrations/0071_auto_20190218_1936.py
2019-02-18 21:11:51 +01:00

56 lines
2 KiB
Python

# -*- coding: utf-8 -*-
# Generated by Django 1.10.7 on 2019-02-18 18:36
from __future__ import unicode_literals
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
('topologie', '0070_auto_20190218_1743'),
]
def transfer_room(apps, schema_editor):
db_alias = schema_editor.connection.alias
room_obj = apps.get_model("topologie", "Room")
building_obj = apps.get_model("topologie", "Building")
dorm_obj = apps.get_model("topologie", "Dormitory")
dorm = dorm_obj.objects.using(db_alias).first()
for room in room_obj.objects.using(db_alias).all():
building, created = building_obj.objects.using(db_alias).get_or_create(name=room.name[0].upper(), dormitory=dorm)
room.building = building
room.name = room.name[1:]
room.save()
def untransfer_room(apps, schema_editor):
pass
operations = [
migrations.AlterField(
model_name='room',
name='name',
field=models.CharField(max_length=255),
),
migrations.AddField(
model_name='room',
name='building',
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to='topologie.Building'),
),
migrations.AlterUniqueTogether(
name='room',
unique_together=set([('name', 'building')]),
),
migrations.AlterField(
model_name='building',
name='dormitory',
field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='topologie.Dormitory'),
),
migrations.RunPython(transfer_room, untransfer_room),
migrations.AlterField(
model_name='room',
name='building',
field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='topologie.Building'),
)
]