Amirhossein Khalili
6c5fadef2f
Replace persisted event statuses with publication and cancellation flags, and compute public lifecycle labels from event timing and registration capacity. Keep filters, registration checks, and profile responses aligned with the derived status.
63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
from django.db import migrations, models
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from django.db.models import F
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def copy_legacy_event_state(apps, schema_editor):
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Event = apps.get_model("events", "Event")
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events = Event._base_manager.all()
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events.update(legacy_status=F("status"))
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events.filter(status__in=["published", "completed"]).update(
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is_published=True,
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is_cancelled=False,
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)
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events.filter(status="cancelled").update(
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is_published=True,
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is_cancelled=True,
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)
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def restore_legacy_event_state(apps, schema_editor):
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Event = apps.get_model("events", "Event")
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Event._base_manager.update(status=F("legacy_status"))
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class Migration(migrations.Migration):
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dependencies = [
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("events", "0018_registrationnotification_reg_notif_pending_idx"),
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]
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operations = [
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migrations.AddField(
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model_name="event",
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name="is_published",
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field=models.BooleanField(default=False),
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),
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migrations.AddField(
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model_name="event",
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name="is_cancelled",
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field=models.BooleanField(default=False),
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),
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migrations.AddField(
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model_name="event",
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name="legacy_status",
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field=models.CharField(max_length=10, null=True),
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),
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migrations.RunPython(copy_legacy_event_state, restore_legacy_event_state),
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migrations.RemoveIndex(
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model_name="event",
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name="events_even_status_189ced_idx",
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),
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migrations.RemoveField(
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model_name="event",
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name="status",
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),
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migrations.RemoveField(
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model_name="event",
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name="legacy_status",
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),
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migrations.AddIndex(
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model_name="event",
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index=models.Index(fields=["is_published", "start_time"], name="event_pub_start_idx"),
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),
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]
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