Update app.py (#35)

- Update app.py (51c6789955837c2814183b51caa8500a0ea3874d)

app.py

@@ -104,28 +104,52 @@ def get_groq_response(query):
         return "Error in API request."
 
 # Function for speech recognition
+# Function for speech recognition with automatic device detection
 def listen_to_speech():
     recognizer = sr.Recognizer()
-    with sr.Microphone() as source:
-        recognizer.adjust_for_ambient_noise(source)
-        st.write("Listening...")
-
-        try:
-            audio = recognizer.listen(source, timeout=5, phrase_time_limit=10)
-            st.write("Recognizing...")
-            text = recognizer.recognize_google(audio)
-            st.write(f"Recognized: {text}")
-            return text
-        except sr.UnknownValueError:
-            st.error("Sorry, I could not understand the audio.")
-            return None
-        except sr.RequestError:
-            st.error("Could not request results from Google Speech Recognition service.")
-            return None
-        except Exception as e:
-            st.error(f"An error occurred: {e}")
+
+    # Check available microphone devices
+    try:
+        audio = pyaudio.PyAudio()
+        input_devices = []
+        for i in range(audio.get_device_count()):
+            device_info = audio.get_device_info_by_index(i)
+            if device_info['maxInputChannels'] > 0:
+                input_devices.append((i, device_info['name']))
+        
+        if not input_devices:
+            st.error("❌ No input devices found. Please connect a microphone.")
             return None
 
+        default_device_index = input_devices[0][0]
+        device_name = input_devices[0][1]
+        st.info(f"🎙 Using microphone: {device_name}")
+
+        with sr.Microphone(device_index=default_device_index) as source:
+            recognizer.adjust_for_ambient_noise(source)
+            st.write("Listening... 🎧")
+
+            try:
+                audio_data = recognizer.listen(source, timeout=5, phrase_time_limit=10)
+                st.write("Recognizing... 🧠")
+                text = recognizer.recognize_google(audio_data)
+                st.success(f"Recognized: {text}")
+                return text
+            except sr.UnknownValueError:
+                st.warning("Sorry, I could not understand the audio.")
+                return None
+            except sr.RequestError:
+                st.error("Could not request results from Google Speech Recognition service.")
+                return None
+            except Exception as e:
+                st.error(f"An unexpected error occurred: {e}")
+                return None
+
+    except Exception as e:
+        st.error(f"Microphone access failed: {e}")
+        return None
+
+
 # Function to check if the text is a greeting
 def is_greeting(text):
     greetings = ["hello", "hi", "hey", "good morning", "good afternoon", "good evening", "hola"]