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import logging
import asyncio
import edge_tts
from app.config import VOICE_USER, VOICE_ASSISTANT
from pathlib import Path
from app.utils.markdowns_utils import clean_markdown
async def text_to_speech(text, voice_name, output_file):
"""Genera audio usando edge-tts"""
communicate = edge_tts.Communicate(text, voice_name)
await communicate.save(output_file)
def generate_speech(text, is_user=True):
try:
# Crea directory per audio temporanei
audio_dir = Path("temp_audio")
audio_dir.mkdir(exist_ok=True)
# Seleziona voce e genera nome file
voice = VOICE_USER if is_user else VOICE_ASSISTANT
file_name = f"speech_{hash(text)}.mp3"
output_path = audio_dir / file_name
# Genera audio
asyncio.run(text_to_speech(text, voice, str(output_path)))
return str(output_path)
except Exception as e:
logging.error(f"Errore TTS: {e}")
return None
def generate_chat_audio(chat_history):
"""Genera audio della conversazione con voci alternate"""
try:
audio_files = []
audio_dir = Path("temp_audio")
audio_dir.mkdir(exist_ok=True)
# Genera audio per ogni messaggio
for msg in chat_history:
content = clean_markdown(msg["content"])
if not content.strip():
continue
voice = VOICE_USER if msg["role"] == "user" else VOICE_ASSISTANT
file_name = f"chat_{msg['role']}_{hash(content)}.mp3"
output_path = audio_dir / file_name
# Genera audio senza prefissi
asyncio.run(text_to_speech(content, voice, str(output_path)))
audio_files.append(str(output_path))
# Combina tutti gli audio
if audio_files:
from pydub import AudioSegment
combined = AudioSegment.empty()
for audio_file in audio_files:
segment = AudioSegment.from_mp3(audio_file)
combined += segment
final_path = audio_dir / f"chat_complete_{hash(str(chat_history))}.mp3"
combined.export(str(final_path), format="mp3")
return str(final_path)
return None
except Exception as e:
logging.error(f"Errore generazione audio: {e}")
return None |