Merge branch 'aureplop/fix-tirage-pk-conflict' into 'test/views'
Fix tirage pk conflicts with postgres See merge request !262
This commit is contained in:
commit
cb820e1414
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@ -5,17 +5,34 @@ from django.db import migrations, models
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from django.conf import settings
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from django.conf import settings
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from django.utils import timezone
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from django.utils import timezone
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def forwards_func(apps, schema_editor):
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def fill_tirage_fields(apps, schema_editor):
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"""
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Create a `Tirage` to fill new field `tirage` of `Participant`
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and `Spectacle` already existing.
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"""
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Participant = apps.get_model("bda", "Participant")
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Spectacle = apps.get_model("bda", "Spectacle")
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Tirage = apps.get_model("bda", "Tirage")
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Tirage = apps.get_model("bda", "Tirage")
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db_alias = schema_editor.connection.alias
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Tirage.objects.using(db_alias).bulk_create([
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# These querysets only contains instances not linked to any `Tirage`.
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Tirage(
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participants = Participant.objects.filter(tirage=None)
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id=1,
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spectacles = Spectacle.objects.filter(tirage=None)
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if not participants.count() and not spectacles.count():
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# No need to create a "trash" tirage.
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return
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tirage = Tirage.objects.create(
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title="Tirage de test (migration)",
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title="Tirage de test (migration)",
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active=False,
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active=False,
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ouverture=timezone.now(),
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ouverture=timezone.now(),
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fermeture=timezone.now()),
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fermeture=timezone.now(),
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])
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)
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participants.update(tirage=tirage)
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spectacles.update(tirage=tirage)
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class Migration(migrations.Migration):
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class Migration(migrations.Migration):
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@ -35,22 +52,33 @@ class Migration(migrations.Migration):
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('active', models.BooleanField(default=True, verbose_name=b'Tirage actif')),
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('active', models.BooleanField(default=True, verbose_name=b'Tirage actif')),
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],
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],
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),
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),
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migrations.RunPython(forwards_func, migrations.RunPython.noop),
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migrations.AlterField(
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migrations.AlterField(
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model_name='participant',
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model_name='participant',
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name='user',
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name='user',
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field=models.ForeignKey(to=settings.AUTH_USER_MODEL),
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field=models.ForeignKey(to=settings.AUTH_USER_MODEL),
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),
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),
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# Create fields `spectacle` for `Participant` and `Spectacle` models.
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# These fields are not nullable, but we first create them as nullable
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# to give a default value for existing instances of these models.
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migrations.AddField(
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migrations.AddField(
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model_name='participant',
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model_name='participant',
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name='tirage',
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name='tirage',
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field=models.ForeignKey(default=1, to='bda.Tirage'),
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field=models.ForeignKey(to='bda.Tirage', null=True),
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preserve_default=False,
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),
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),
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migrations.AddField(
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migrations.AddField(
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model_name='spectacle',
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model_name='spectacle',
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name='tirage',
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name='tirage',
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field=models.ForeignKey(default=1, to='bda.Tirage'),
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field=models.ForeignKey(to='bda.Tirage', null=True),
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preserve_default=False,
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),
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migrations.RunPython(fill_tirage_fields, migrations.RunPython.noop),
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migrations.AlterField(
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model_name='participant',
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name='tirage',
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field=models.ForeignKey(to='bda.Tirage'),
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),
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migrations.AlterField(
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model_name='spectacle',
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name='tirage',
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field=models.ForeignKey(to='bda.Tirage'),
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),
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),
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]
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]
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