91 lines
2.9 KiB
Python
91 lines
2.9 KiB
Python
from typing import TYPE_CHECKING
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from django.core.management.base import BaseCommand
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from django.db.models import Count
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from twitch.models import Channel
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if TYPE_CHECKING:
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from argparse import ArgumentParser
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from debug_toolbar.panels.templates.panel import QuerySet
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SAMPLE_PREVIEW_COUNT = 10
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class Command(BaseCommand):
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"""Management command to clean up orphaned channels with no campaigns.
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Orphaned channels are channels that exist in the database but are not
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associated with any drop campaigns. This can happen when campaign ACLs
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are updated with empty channel lists, clearing previous associations.
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"""
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help = "Remove channels that have no associated drop campaigns"
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def add_arguments(self, parser: ArgumentParser) -> None:
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"""Add command arguments."""
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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 deleted without actually deleting",
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)
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parser.add_argument(
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"--force",
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action="store_true",
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help="Delete channels without confirmation prompt",
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)
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def handle(self, **options: str | bool) -> None:
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"""Execute the command."""
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dry_run: str | bool = options["dry_run"]
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force: str | bool = options["force"]
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# Find channels with no campaigns
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orphaned_channels: QuerySet[Channel, Channel] = Channel.objects.annotate(
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campaign_count=Count("allowed_campaigns"),
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).filter(campaign_count=0)
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count: int = orphaned_channels.count()
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if count == 0:
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self.stdout.write(self.style.SUCCESS("No orphaned channels found."))
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return
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self.stdout.write(
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f"Found {count} orphaned channels with no associated campaigns:",
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)
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# Show sample of channels to be deleted
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for channel in orphaned_channels[:SAMPLE_PREVIEW_COUNT]:
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self.stdout.write(
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f" - {channel.display_name} (Twitch ID: {channel.twitch_id})",
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)
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if count > SAMPLE_PREVIEW_COUNT:
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self.stdout.write(f" ... and {count - SAMPLE_PREVIEW_COUNT} more")
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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"\n[DRY RUN] Would delete {count} orphaned channels.",
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),
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)
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return
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if not force:
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response: str = input(
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f"\nAre you sure you want to delete {count} orphaned channels? (yes/no): ",
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)
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if response.lower() != "yes":
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self.stdout.write(self.style.WARNING("Cancelled."))
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return
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# Delete the orphaned channels
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deleted_count, _ = orphaned_channels.delete()
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self.stdout.write(
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self.style.SUCCESS(
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f"\nSuccessfully deleted {deleted_count} orphaned channels.",
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),
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)
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