"""
NovaAi – TTS-Engine-Hub
engines/styletts.py
Version: v0.0.1

Description:
  StyleTTS engine adapter.
  Implements TTSEngineBase interface for StyleTTS integration (dummy implementation).

Author: Abby (ChatGPT)
Date: 2025-07-23
Canvas: styletts.py
"""

import asyncio
from engines.engine_base import TTSEngineBase

class StyleTTSEngine(TTSEngineBase):
    async def synthesize(self, text: str, speaker: str = None, model: str = None, fmt: str = "mp3"):
        # Dummy implementation: returns an empty string as it doesn't produce a file.
        print("Warning: StyleTTSEngine.synthesize is a dummy and does not produce audio.")
        return ""

    def list_models(self):
        # Dummy implementation
        return ["styletts_v2_de", "styletts_v2_en"]

    def list_voices(self, model: str = None):
        # Dummy implementation
        return ["neutral", "emotional", "female"]

    def healthcheck(self):
        # Dummy implementation
        return {"status": "ok", "engine": "styletts"}

    async def selftest(self):
        # Dummy implementation
        return {"selftest": True, "engine": "styletts"}

if __name__ == "__main__":
    async def main():
        engine = StyleTTSEngine()
        print("Selftest:", await engine.selftest())
        print("Models:", engine.list_models())
        print("Voices:", engine.list_voices())
        print("Healthcheck:", engine.healthcheck())
    
    asyncio.run(main())