Jan Remmer Siebels
c3e0cc0f6a
- Q1: Due December 15 (previous year) - Q2: Due March 15 - Q3: Due June 15 - Q4: Due September 15 Added new management command fix_quarterly_payment_schedule to update existing payments
107 lines
4.1 KiB
Python
107 lines
4.1 KiB
Python
from django.core.management.base import BaseCommand
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from django.db.models import Q
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from datetime import date
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from stiftung.models import DestinataerUnterstuetzung
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class Command(BaseCommand):
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help = 'Fix quarterly payment due dates to correct advance payment schedule'
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def add_arguments(self, parser):
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parser.add_argument(
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'--dry-run',
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action='store_true',
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help='Show what would be changed without making actual changes',
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)
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def handle(self, *args, **options):
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dry_run = options['dry_run']
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if dry_run:
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self.stdout.write(
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self.style.WARNING('DRY RUN MODE - No changes will be made')
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)
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# Find all quarterly support payments that need fixing
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payments_to_fix = DestinataerUnterstuetzung.objects.filter(
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beschreibung__contains="Vierteljährliche Unterstützung"
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).exclude(
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beschreibung__contains="Korrektur" # Avoid fixing already corrected payments
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)
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total_fixed = 0
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for payment in payments_to_fix:
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# Extract quarter and year from description
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desc = payment.beschreibung
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try:
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# Look for pattern like "Q1/2025", "Q2/2025", etc.
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import re
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match = re.search(r'Q(\d)/(\d{4})', desc)
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if not match:
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continue
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quartal = int(match.group(1))
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jahr = int(match.group(2))
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# Calculate correct due date based on advance payment schedule
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if quartal == 1: # Q1 payment due December 15 of previous year
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correct_due_date = date(jahr - 1, 12, 15)
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elif quartal == 2: # Q2 payment due March 15
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correct_due_date = date(jahr, 3, 15)
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elif quartal == 3: # Q3 payment due June 15
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correct_due_date = date(jahr, 6, 15)
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elif quartal == 4: # Q4 payment due September 15
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correct_due_date = date(jahr, 9, 15)
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else:
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continue
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# Check if this payment needs updating
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if payment.faellig_am != correct_due_date:
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old_date = payment.faellig_am
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if dry_run:
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self.stdout.write(
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f"Would update {payment.destinataer.get_full_name()} "
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f"Q{quartal}/{jahr} payment: {old_date} -> {correct_due_date}"
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)
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else:
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payment.faellig_am = correct_due_date
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payment.save()
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self.stdout.write(
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self.style.SUCCESS(
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f"Updated {payment.destinataer.get_full_name()} "
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f"Q{quartal}/{jahr} payment: {old_date} -> {correct_due_date}"
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)
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)
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total_fixed += 1
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except (ValueError, AttributeError) as e:
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self.stdout.write(
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self.style.WARNING(
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f"Could not parse quarter/year from: {desc} - {e}"
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)
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)
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continue
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if dry_run:
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self.stdout.write(
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self.style.WARNING(
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f"Would fix {total_fixed} payment due dates"
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)
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)
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else:
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self.stdout.write(
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self.style.SUCCESS(
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f"Successfully fixed {total_fixed} payment due dates"
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)
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)
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# Show the expected schedule
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self.stdout.write("\nCorrect advance payment schedule:")
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self.stdout.write("Q1: Due December 15 (previous year)")
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self.stdout.write("Q2: Due March 15")
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self.stdout.write("Q3: Due June 15")
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self.stdout.write("Q4: Due September 15") |