import json

from django.core.management.base import BaseCommand, CommandError

from api.services.integration.bootstrap import (
    ResourceBootstrapSafetyError,
    bootstrap_resource_snapshots,
)


class Command(BaseCommand):
    help = (
        "Idempotently bootstrap all existing Staff and Locations into finalized "
        "Phase 1 Resource Booking canonical change sets."
    )

    def add_arguments(self, parser):
        parser.add_argument("--confirm-resource-bootstrap", action="store_true")
        parser.add_argument("--batch-size", type=int, default=100)
        parser.add_argument("--actor-id", type=int)
        parser.add_argument("--run-id")

    def handle(self, *args, **options):
        if not options["confirm_resource_bootstrap"]:
            raise CommandError("--confirm-resource-bootstrap is required")
        try:
            summary = bootstrap_resource_snapshots(
                batch_size=options["batch_size"],
                actor_id=options["actor_id"],
                run_id=options["run_id"],
            )
        except (ResourceBootstrapSafetyError, ValueError) as error:
            raise CommandError(str(error)) from error
        self.stdout.write(json.dumps(summary.as_dict(), sort_keys=True))