import os
import subprocess
import sys
import tempfile


def speak(text: str, voice_path: str) -> None:
    with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as tf:
        wav_path = tf.name

    try:
        proc = subprocess.run(
            ["piper", "--model", voice_path, "--output_file", wav_path],
            input=text.encode(),
            capture_output=True,
            timeout=15,
        )
        if proc.returncode != 0:
            stderr = proc.stderr.decode(errors="replace").strip()
            print(f"[TTS off: piper błąd {proc.returncode}: {stderr}]")
            return
        _play(wav_path)
    except FileNotFoundError:
        print("[TTS off: piper nie znaleziony — zainstaluj piper-tts]")
    except subprocess.TimeoutExpired:
        print("[TTS off: piper timeout]")
    except Exception as exc:
        print(f"[TTS off: {exc}]")
    finally:
        try:
            os.unlink(wav_path)
        except OSError:
            pass


def _play(wav_path: str) -> None:
    if sys.platform.startswith("linux"):
        _run_player("aplay", wav_path)
    elif sys.platform == "darwin":
        _run_player("afplay", wav_path)
    elif sys.platform == "win32":
        try:
            import winsound
            winsound.PlaySound(wav_path, winsound.SND_FILENAME)
        except Exception as exc:
            print(f"[TTS off: winsound: {exc}]")
    else:
        print(f"[TTS off: nieobsługiwana platforma {sys.platform}]")


def _run_player(player: str, wav_path: str) -> None:
    try:
        subprocess.run([player, wav_path], capture_output=True, timeout=30)
    except FileNotFoundError:
        print(f"[TTS off: {player} nie znaleziony]")
    except Exception as exc:
        print(f"[TTS off: {exc}]")