#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Market intelligence review decision writer CLI gate.

This script only prints JSON gate status. The review_state update implementation
is intentionally disabled in this phase.
"""

import argparse
import contextlib
import json
import os
import sys
from pathlib import Path


REPO_ROOT = Path(__file__).resolve().parents[1]
if str(REPO_ROOT) not in sys.path:
    sys.path.insert(0, str(REPO_ROOT))

with contextlib.redirect_stdout(sys.stderr):
    from services.market_intel.candidate_queue_review_decision_writer_cli import (  # noqa: E402
        APPROVAL_ENV_VAR,
        build_candidate_queue_review_decision_writer_cli_plan,
    )
    from services.market_intel.phase import MARKET_INTEL_PHASE  # noqa: E402


def parse_args(argv=None):
    parser = argparse.ArgumentParser(
        description="Preview review decision writer execution gates."
    )
    parser.add_argument(
        "--transaction-json",
        default=None,
        help="Path to a review decision transaction preview JSON file.",
    )
    parser.add_argument("--execute", action="store_true", help="Request execution.")
    parser.add_argument(
        "--apply-real-write",
        action="store_true",
        help="Request the guarded review_state update transaction.",
    )
    parser.add_argument(
        "--approval-token",
        default=None,
        help=f"One-time approval token checked against {APPROVAL_ENV_VAR}.",
    )
    parser.add_argument(
        "--backup-verified",
        action="store_true",
        help="Confirm a fresh operator backup before allowing a future write.",
    )
    parser.add_argument(
        "--review-inventory-smoke-passed",
        action="store_true",
        help="Confirm read-only review inventory smoke passed.",
    )
    return parser.parse_args(argv)


def _load_transaction_preview(path):
    if not path:
        return {}
    with open(path, encoding="utf-8") as handle:
        payload = json.load(handle)
    if not isinstance(payload, dict):
        return {}
    return payload.get("candidate_queue_review_decision_transaction", payload)


def main(argv=None):
    args = parse_args(argv)
    plan = build_candidate_queue_review_decision_writer_cli_plan(
        transaction_preview=_load_transaction_preview(args.transaction_json),
        execute_requested=args.execute,
        apply_real_write=args.apply_real_write,
        approval_token=args.approval_token,
        approval_token_secret=os.getenv(APPROVAL_ENV_VAR),
        backup_verified=args.backup_verified,
        review_inventory_smoke_passed=args.review_inventory_smoke_passed,
    )
    plan["phase"] = MARKET_INTEL_PHASE
    print(json.dumps(plan, ensure_ascii=False, indent=2, sort_keys=True))
    return int(plan.get("exit_code", 2))


if __name__ == "__main__":
    raise SystemExit(main())