#!/usr/bin/env python3
"""Read-only: print D3 ledger control totals (debits/credits by currency + counts).

Never mutates the database. Safe summaries only — no participant aliases, handles or notes.

Example:
  python scripts/d3_list_control_totals.py --db-path /tmp/amanpay-d2/amanpay.db --tenant event \
      --allow-unknown-fs --json
"""

from __future__ import annotations

import argparse
import sys

from amanpay.finance.cli import add_common_args, build_runtime_for_cli, emit, resolve_tenant_id
from amanpay.finance.verification import journal_control_totals


def main(argv=None) -> int:
    p = argparse.ArgumentParser(description="List D3 ledger control totals (read-only).")
    add_common_args(p, tenant_required=False)
    args = p.parse_args(argv)

    rt = build_runtime_for_cli(args.db_path, allow_unknown_fs=args.allow_unknown_fs)
    tid = resolve_tenant_id(rt, args.tenant) if args.tenant else None
    totals = journal_control_totals(rt.store, tid)
    emit({"all_balanced": totals["all_balanced"], "by_currency": totals["by_currency"],
          "counts": totals["counts"], "last_journal_seq": totals["last_journal_seq"]},
         as_json=args.json)
    rt.close()
    return 0 if totals["all_balanced"] else 1


if __name__ == "__main__":
    sys.exit(main())