flo
ae9d749356
- Add Payment.method field (cash/card/paypal/bank) with migration - Show method in PaymentAdmin list view - Add merge_users management command (atomic, reassigns all FKs) - Add update_crates_2026 command (actual purchased/returned crates) - Add finance_summary_2026 command (Ausgaben, Einnahmen, Kasse, Bilanz) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.core.management.base import BaseCommand, CommandError
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from django.db import transaction
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from gaehsnitz.models import User
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class Command(BaseCommand):
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help = "Merge source user into target user, then delete source"
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def add_arguments(self, parser):
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parser.add_argument("source", help="Username of user to merge FROM (will be deleted)")
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parser.add_argument("target", help="Username of user to merge INTO (will be kept)")
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def handle(self, *args, **options):
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source_name = options["source"]
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target_name = options["target"]
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if source_name == target_name:
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raise CommandError("Source and target must be different users")
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try:
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source = User.objects.get(username=source_name)
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except User.DoesNotExist:
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raise CommandError(f"Source user '{source_name}' not found")
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try:
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target = User.objects.get(username=target_name)
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except User.DoesNotExist:
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raise CommandError(f"Target user '{target_name}' not found")
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with transaction.atomic():
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payments = source.user_payments.count()
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consumptions = source.consumption_list.count()
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source.user_payments.update(user=target)
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source.consumption_list.update(user=target)
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source.delete()
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self.stdout.write(
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self.style.SUCCESS(
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f"Merged '{source_name}' into '{target_name}': "
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f"{payments} payment(s), {consumptions} consumption(s) reassigned. "
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f"Source user deleted."
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)
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)
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