"""Pinned local-command STT envelope anchor used by image-patch tests."""

import contextlib
from pathlib import Path


class _Logger:
    def info(self, *args):
        return None


logger = _Logger()


def _transcribe_local_command(file_path, normalized_model, output_dir):
    try:
        with contextlib.nullcontext(output_dir):
            txt_files = sorted(Path(output_dir).glob("*.txt"))
            transcript_text = txt_files[0].read_text(encoding="utf-8").strip()
            logger.info(
                "Transcribed %s via local STT command (%s, %d chars)",
                Path(file_path).name,
                normalized_model,
                len(transcript_text),
            )
            return {"success": True, "transcript": transcript_text, "provider": "local_command"}
    except OSError as error:
        return {"success": False, "transcript": "", "error": str(error)}