Update websocket_handler.py

websocket_handler.py

@@ -190,12 +190,21 @@ class RealtimeSession:
         self.chunk_counter = 0
         
     async def initialize_stt(self):
-        """Initialize STT provider"""
+        """Initialize STT provider with clean state"""
         try:
-            # Her başlatmada chunk counter'ı sıfırla
+            # Önce mevcut STT'yi tamamen temizle
+            await self.stop_stt_streaming()
+            
+            # Biraz bekle - temizlik işleminin tamamlanması için
+            await asyncio.sleep(0.1)
+            
+            # Tüm değişkenleri yeniden başlat
             self.chunk_counter = 0
+            self.current_transcription = ""
+            await self.audio_buffer.clear()
+            self.silence_detector.reset()
             
-            # Yeni STT instance oluştur (Factory her çağrıldığında yeni instance döner)
+            # Yeni STT instance oluştur
             self.stt_manager = STTFactory.create_provider()
             if not self.stt_manager:
                 log_error("❌ STT manager is None - STTFactory.create_provider() returned None", session_id=self.session.session_id)
@@ -234,14 +243,13 @@ class RealtimeSession:
             await self.stt_manager.start_streaming(stt_config)
             self.is_streaming = True
             
-            log_info("✅ STT streaming started successfully", session_id=self.session.session_id)
+            log_info("✅ STT streaming started successfully with clean state", session_id=self.session.session_id)
             return True
             
         except Exception as e:
             log_error(f"❌ Failed to initialize STT", error=str(e), traceback=traceback.format_exc(), session_id=self.session.session_id)
-            self.stt_manager = None
-            self.is_streaming = False
-            self.chunk_counter = 0
+            # Hata durumunda da temizlik yap
+            await self.stop_stt_streaming()
             return False
         
     async def restart_stt_if_needed(self):
@@ -268,21 +276,44 @@ class RealtimeSession:
             return False
 
     async def stop_stt_streaming(self):
-            """Stop STT streaming completely"""
-            try:
-                if self.stt_manager and self.is_streaming:
-                    log_info(f"🛑 Stopping STT stream", session_id=self.session.session_id)
+        """Stop STT streaming completely and reset all STT-related variables"""
+        try:
+            if self.stt_manager:
+                log_info(f"🛑 Stopping STT stream and resetting all STT data", session_id=self.session.session_id)
+                
+                # STT manager'ı durdur
+                if self.is_streaming:
                     await self.stt_manager.stop_streaming()
-                    self.is_streaming = False
-                    self.chunk_counter = 0
-                    # STT manager'ı sıfırla - yeni instance oluşturulması için
-                    self.stt_manager = None
-                    log_info(f"✅ STT stream stopped and manager reset", session_id=self.session.session_id)
-            except Exception as e:
-                log_warning(f"⚠️ Error stopping STT stream: {e}", session_id=self.session.session_id)
-                self.is_streaming = False
-                self.chunk_counter = 0
+                
+                # STT manager'ı tamamen sil
                 self.stt_manager = None
+            
+            # Tüm STT ile ilgili değişkenleri resetle
+            self.is_streaming = False
+            self.chunk_counter = 0
+            self.current_transcription = ""
+            
+            # Audio buffer'ı temizle
+            await self.audio_buffer.clear()
+            
+            # Silence detector'ı resetle
+            self.silence_detector.reset()
+            
+            # Speech started flag'ini temizle
+            if hasattr(self, 'speech_started'):
+                delattr(self, 'speech_started')
+            
+            log_info(f"✅ STT stream stopped and all STT data reset", session_id=self.session.session_id)
+            
+        except Exception as e:
+            log_warning(f"⚠️ Error stopping STT stream: {e}", session_id=self.session.session_id)
+            # Hata olsa bile değişkenleri resetle
+            self.stt_manager = None
+            self.is_streaming = False
+            self.chunk_counter = 0
+            self.current_transcription = ""
+            await self.audio_buffer.clear()
+            self.silence_detector.reset()
 
     async def restart_stt_if_needed(self):
         """Restart STT if it's not active"""