# Generated by Django 3.2.19 on 2023-05-17 08:44 from django.conf import settings from django.db import migrations, models import django.db.models.deletion def migrate_old_data(apps, schema_editor): EventChecklist = apps.get_model('RIGS', 'EventChecklist') EventCheckIn = apps.get_model('RIGS', 'EventCheckIn') for ec in EventChecklist.objects.all(): for crew in ec.crew.all(): try: vehicle = ec.vehicles.get(driver=crew.crewmember) except EventChecklist.DoesNotExist: vehicle = None EventCheckIn.objects.create(event=ec.event, person=crew.crewmember, role=crew.role, time=crew.start, end_time=crew.end, vehicle=vehicle.vehicle) def revert(apps, schema_editor): apps.get_model('RIGS', 'EventCheckIn').objects.all().delete() class Migration(migrations.Migration): dependencies = [ ('RIGS', '0046_create_powertests'), ] operations = [ migrations.CreateModel( name='EventCheckIn', fields=[ ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')), ('time', models.DateTimeField()), ('role', models.CharField(blank=True, max_length=50)), ('vehicle', models.CharField(blank=True, max_length=100)), ('end_time', models.DateTimeField(blank=True, null=True)), ('event', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='crew', to='RIGS.event')), ('person', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='checkins', to=settings.AUTH_USER_MODEL)), ], ), migrations.RunPython(migrate_old_data, reverse_code=revert), ]