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plateforme-tfjm2/registration/migrations/0004_volunteer_admin.py

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# Generated by Django 3.2.18 on 2023-02-19 22:13
from django.contrib.contenttypes.models import ContentType
from django.db import migrations, models
from django.db.models import F
def merge_admins(apps, schema_editor):
AdminRegistration = apps.get_model('registration', 'AdminRegistration')
VolunteerRegistration = apps.get_model('registration', 'VolunteerRegistration')
db_alias = schema_editor.connection.alias
AdminRegistration.objects.using(db_alias).update(admin=True)
for admin in AdminRegistration.objects.all():
admin.professional_activity = admin.role
admin.polymorphic_ctype_id = ContentType.objects.get_for_model(VolunteerRegistration).id
admin.save()
def separate_admins(apps, schema_editor):
AdminRegistration = apps.get_model('registration', 'AdminRegistration')
VolunteerRegistration = apps.get_model('registration', 'VolunteerRegistration')
for admin in VolunteerRegistration.objects.filter(admin=True).all():
admin.delete()
AdminRegistration.objects.create(user=admin.user,
professional_activity=admin.professional_activity,
role=admin.professional_activity)
class Migration(migrations.Migration):
dependencies = [
('participation', '0003_alter_team_trigram'),
('registration', '0003_alter_participantregistration_zip_code'),
]
operations = [
migrations.AddField(
model_name='volunteerregistration',
name='admin',
field=models.BooleanField(
default=False,
help_text="An administrator has all rights. Please don't give this right to all juries and volunteers.",
verbose_name='administrator'),
),
migrations.RunPython(
merge_admins,
separate_admins,
elidable=True,
),
migrations.DeleteModel(
name='AdminRegistration',
),
]