Update voice_handler.py

voice_handler.py

@@ -1,6 +1,8 @@
 import speech_recognition as sr
 import streamlit as st
 from typing import Optional, Tuple
+import platform
+import sys
 
 class VoiceHandler:
     def __init__(self):
@@ -9,17 +11,47 @@ class VoiceHandler:
         self.recognizer.dynamic_energy_threshold = True
         self.recognizer.pause_threshold = 0.8
         self.permission_granted = False
+        self._init_microphone()
+    
+    def _init_microphone(self):
+        """Initialize microphone with proper settings based on platform"""
+        try:
+            # List available microphones
+            mics = sr.Microphone.list_microphone_names()
+            if not mics:
+                st.error("No microphones detected. Please connect a microphone and refresh the page.")
+                return
+            
+            # Use default microphone
+            self.mic = sr.Microphone(device_index=None)
+            
+        except Exception as e:
+            st.error(f"Error initializing microphone: {str(e)}")
     
     def check_microphone_access(self) -> Tuple[bool, str]:
         """Check if microphone is accessible and return status with message"""
         try:
-            with sr.Microphone() as source:
+            with self.mic as source:
+                # Shorter duration for initial test
                 self.recognizer.adjust_for_ambient_noise(source, duration=0.1)
                 return True, "Microphone access granted"
-        except (OSError, AttributeError) as e:
-            return False, "Could not access microphone. Please check your browser settings and microphone connection."
+        except AttributeError:
+            return False, """
+                Microphone not initialized properly. Please ensure:
+                1. You have a working microphone connected
+                2. Your browser supports audio input
+                3. You're using a modern browser (Chrome, Firefox, Edge)
+                """
+        except OSError as e:
+            return False, f"""
+                Could not access microphone. Error: {str(e)}
+                Please check:
+                1. Microphone is properly connected
+                2. No other application is using the microphone
+                3. Browser has permission to access microphone
+                """
         except sr.RequestError as e:
-            return False, f"Error accessing speech service: {str(e)}"
+            return False, f"Speech recognition service error: {str(e)}"
         except Exception as e:
             return False, f"Unexpected error: {str(e)}"
     
@@ -28,7 +60,17 @@ class VoiceHandler:
         success, message = self.check_microphone_access()
         if success:
             self.permission_granted = True
-        return success, message
+            return True, "Microphone access granted successfully"
+        
+        return False, f"""
+            Microphone access denied. Please:
+            1. Click the lock/camera icon in your browser's address bar
+            2. Select 'Allow' for microphone access
+            3. Refresh the page
+            4. If using Chrome, verify settings at chrome://settings/content/microphone
+            
+            Error details: {message}
+            """
     
     def listen_for_voice(self, language: str = "mixed") -> str:
         """
@@ -38,23 +80,25 @@ class VoiceHandler:
         - "en-US" for English
         - "mixed" for both Arabic and English
         """
-        # Check permissions first
+        if not hasattr(self, 'mic'):
+            return "Error: Microphone not properly initialized"
+        
         if not self.permission_granted:
             success, message = self.request_permissions()
             if not success:
                 st.error(message)
                 st.markdown("""
-                ### Troubleshooting Steps:
-                1. Click the lock/info icon in your browser's address bar
-                2. Ensure microphone access is allowed for this site
-                3. Check if your microphone is properly connected
-                4. Try refreshing the page
-                5. If using Chrome, go to Settings > Privacy and Security > Site Settings > Microphone
+                ### 🎤 Troubleshooting Steps:
+                1. Check browser compatibility (Chrome/Firefox/Edge recommended)
+                2. Verify microphone connection
+                3. Check system sound settings
+                4. Try a different microphone if available
+                5. Restart browser if needed
                 """)
                 return message
         
         try:
-            with sr.Microphone() as source:
+            with self.mic as source:
                 st.info("Adjusting for ambient noise... Please wait.")
                 self.recognizer.adjust_for_ambient_noise(source, duration=1)