Update voice.py

voice.py

@@ -25,11 +25,53 @@ async def generate_audio(text: str, voice: str) -> str:
         return path
             
     except Exception as e:
-        print(f"TTS Failed: {e}")
-        # Print full traceback for debugging
-        import traceback
-        traceback.print_exc()
-        raise e
+        print(f"Edge TTS Failed: {e}. Attempting fallback to HF Inference API...")
+        try:
+            # Fallback 1: Hugging Face Inference API (Realistic Female Voice)
+            # using espnet/kan-bayashi_ljspeech_vits (High quality single speaker)
+            from huggingface_hub import InferenceClient
+            from dotenv import load_dotenv
+            from pathlib import Path
+            
+            # Load env vars if not already loaded
+            env_path = Path(__file__).parent / '.env'
+            load_dotenv(dotenv_path=env_path)
+            
+            hf_token = os.getenv("HF_TOKEN")
+            client = InferenceClient(token=hf_token)
+            
+            # Generate audio using HF API
+            # This model is a high quality female voice
+            audio_bytes = client.text_to_speech(text, model="espnet/kan-bayashi_ljspeech_vits")
+            
+            fd, path = tempfile.mkstemp(suffix=".flac") # Model returns flac usually
+            os.close(fd)
+            
+            with open(path, "wb") as f:
+                f.write(audio_bytes)
+                
+            print("Successfully generated audio using HF Inference API")
+            return path
+            
+        except Exception as e2:
+            print(f"HF API Fallback failed: {e2}. Attempting fallback to gTTS...")
+            try:
+                # Fallback 2: gTTS (Google Text-to-Speech)
+                from gtts import gTTS
+                
+                fd, path = tempfile.mkstemp(suffix=".mp3")
+                os.close(fd)
+                
+                # Use default English voice for fallback
+                tts = gTTS(text=text, lang='en')
+                tts.save(path)
+                print("Successfully generated audio using gTTS fallback")
+                return path
+            except Exception as e3:
+                print(f"gTTS Fallback also failed: {e3}")
+                import traceback
+                traceback.print_exc()
+                raise e
 
 def get_voices():
     """
@@ -61,4 +103,4 @@ def get_voices():
         
         # 🇮🇪 Irish Accent - Charming
         {"name": "☘️ Emily (Irish Charm)", "id": "en-IE-EmilyNeural"},
-    ]
+    ]