mamweb/seminar/migrations/0104_hodnoceni_deadline_body.py

# Generated by Django 3.2.15 on 2022-10-01 09:28

from django.db import migrations, models
import django.db.models.deletion
from logging import getLogger

log = getLogger(__name__)

def prirad_deadliny(apps, schema_editor):
    Hodnoceni = apps.get_model('seminar', 'Hodnoceni')
    Deadline = apps.get_model('seminar', 'Deadline')

    for h in Hodnoceni.objects.all():
        d = Deadline.objects.filter(deadline__gte=h.reseni.cas_doruceni).first()
        h.deadline_body = d
        h.save()

        if h.cislo_body and (int(h.deadline_body.cislo.poradi) + 2 < int(h.cislo_body.poradi[0]) or int(h.deadline_body.cislo.poradi) > int(h.cislo_body.poradi[0])):
            log.error(f"Hodnocení {h.id} se špatně změnilo číslo z {h.cislo_body} na {h.deadline_body.cislo}")


class Migration(migrations.Migration):

    dependencies = [
        ('seminar', '0103_deadline'),
    ]

    operations = [
        migrations.AddField(
            model_name='hodnoceni',
            name='deadline_body',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='hodnoceni', to='seminar.deadline', verbose_name='deadline pro body'),
        ),
        migrations.RunPython(prirad_deadliny, migrations.RunPython.noop),
    ]