forked from CGM_Public/pretix_original
Raphael Michelandluelista
650b4b461f
* Voucher: Add creation date (Z#23202621) * Migration fix * Update doc/api/resources/vouchers.rst Co-authored-by: luelista <weller@rami.io> * Update src/pretix/base/migrations/0285_voucher_created.py Co-authored-by: luelista <weller@rami.io> --------- Co-authored-by: luelista <weller@rami.io>
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
# Generated by Django 4.2.16 on 2025-08-08 09:13
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from django.db import migrations, models
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from django.db.models import Min
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from django.utils.timezone import now
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def backfill_voucher_created(apps, schema_editor):
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Voucher = apps.get_model("pretixbase", "Voucher")
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LogEntry = apps.get_model("pretixbase", "LogEntry")
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ContentType = apps.get_model("contenttypes", "ContentType")
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ct = None
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for v in Voucher.objects.filter(created__isnull=True).iterator():
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if not ct:
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# "Lazy-loading" to prevent this to be executed on new DBs where the content type does not yet
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# exist -- but also no vouchers do
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ct = ContentType.objects.get(app_label='pretixbase', model='voucher')
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v.created = LogEntry.objects.filter(
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content_type=ct,
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object_id=v.pk,
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).aggregate(m=Min("datetime"))["m"] or now()
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v.save(update_fields=["created"])
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class Migration(migrations.Migration):
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dependencies = [
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("pretixbase", "0284_ordersyncresult_ordersyncqueue"),
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]
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operations = [
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migrations.AddField(
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model_name="voucher",
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name="created",
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field=models.DateTimeField(auto_now_add=True, null=True),
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),
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migrations.RunPython(
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backfill_voucher_created,
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migrations.RunPython.noop,
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),
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migrations.AlterField(
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model_name="voucher",
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name="created",
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field=models.DateTimeField(auto_now_add=True),
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),
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]
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