Update app.py

app.py

@@ -841,23 +841,57 @@ if st.session_state["generated_questions"]:
             remaining = 15 - int(now - st.session_state.get("timer_start", 0))
             if remaining > 0:
                 st.markdown(f"<h4 class='timer-text'>🎙️ {remaining} seconds to answer...</h4>", unsafe_allow_html=True)
-                recognizer = sr.Recognizer()
-                with sr.Microphone() as source:
-                    recognizer.adjust_for_ambient_noise(source)
-                    try:
-                        audio = recognizer.listen(source, timeout=1, phrase_time_limit=1)
+                webrtc_ctx = webrtc_streamer(
+                    key = f"webrtc_{idx}",
+                    mode=WebRtcMode.SENDONLY,
+                    audio_receiver_size=256,
+                    media_stream_constraints={"audio": True, "video": False}
+                )
+
+                if webrtc_ctx.state.playing:
+                    if st.button("⏹️ Stop Recording"):
+                        wav_path = f"response_{idx}.wav"
                         try:
-                            result = recognizer.recognize_google(audio)
-                            st.session_state.update({
-                                "recorded_text": result,
-                                "record_phase": "listening"
+                            frames = webrtc_ctx.audio_receiver.get_frames(timeout=1)
+                        except Exception as e:
+                            st.error(f"⚠️ Audio capture error: {e}")
+                            frames = []
+                            
+                        if frames:
+                            try:
+                                pcm = np.concatenate([f.to_ndarray() for f in frames], axis=0)
+                                sample_rate = frames[0].sample_rate
+                                sf.write(wav_path, pcm, sample_rate)
+                                st.audio(wav_path)
+                                st.session_state["answers"].append({
+                                    "question": question,
+                                    "response_file": wav_path
+                                })
+                            except Exception as e:
+                                st.error(f"⚠️ Error saving recording: {e}")
+                                st.session_state["answers"].append({
+                                    "question": question,
+                                    "response": "[Error saving recording]"
+                                })
+                        else:
+                            st.warning("⚠️ No audio captured.")
+                            st.session_state["answers"].append({
+                                "question": question,
+                                "response": "[No response]"
                             })
-                        except sr.UnknownValueError:
-                            pass
-                    except sr.WaitTimeoutError:
-                        pass
-                time.sleep(1)
-                st.rerun()
+
+                        st.session_state.update({
+                            "record_phase": "idle",
+                            "question_played": False,
+                            "current_question_index": idx + 1
+                        })
+
+                        if st.session_state["current_question_index"] == len(st.session_state["generated_questions"]):
+                            evaluate_answers()
+                            st.session_state["show_summary"] = True
+
+                        st.experimental_rerun()
+                                
             else:
                 st.markdown("<div style='padding:10px; background:#fff3e0; border-left:5px solid orange;'>⚠️ <strong>No response detected.</strong> Moving to next question...</div>", unsafe_allow_html=True)
                 st.session_state["answers"].append({"question": question, "response": "[No response]"})