"""PyInstaller / Windows 엔트리 — 인자 없으면 GUI, 있으면 CLI."""

from __future__ import annotations

import os
import sys


def main() -> int:
    argv = sys.argv[1:]
    backend_only = "--backend" in argv
    if backend_only:
        argv = [a for a in argv if a != "--backend"]
    # Tauri shell loads http://127.0.0.1:8765 — no external browser
    if backend_only or os.environ.get("JUC500_TAURI", "").strip().lower() in (
        "1",
        "true",
        "yes",
    ):
        from juc500_xfer.gui_server import run_gui

        run_gui(open_browser=False)
        return 0
    # 더블클릭 / 바로가기: GUI (legacy — browser or Tauri)
    if not argv:
        if os.environ.get("JUC500_USE_TAURI", "").strip().lower() in ("1", "true", "yes"):
            # Tauri launcher should spawn us with --backend; fallback to HTTP-only.
            from juc500_xfer.gui_server import run_gui

            run_gui(open_browser=False)
            return 0
        from juc500_xfer.gui_server import run_gui

        run_gui(open_browser=True)
        return 0
    # 하위 호환: 첫 인자가 옵션이 아니면 CLI
    from juc500_xfer.cli import main as cli_main

    return cli_main(argv)


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