Updates

app.py

@@ -23,8 +23,8 @@ if 'pdf_data' not in st.session_state:
     st.session_state.pdf_data = None
 if 'selected_answer' not in st.session_state:
     st.session_state.selected_answer = None
-if 'button_label' not in st.session_state:
-    st.session_state.button_label = "Submit"
+if 'answered' not in st.session_state:
+    st.session_state.answered = False
 
 def reset_pdf_cache():
     st.session_state.pdf_data = None
@@ -107,10 +107,10 @@ def generate_new_question(module_name, module):
 def navigate_question(direction):
     if direction == "prev" and st.session_state.current_index > 0:
         st.session_state.current_index -= 1
-        st.session_state.button_label = "Next Question"
+        st.session_state.answered = True
     elif direction == "next" and st.session_state.current_index < len(st.session_state.questions) - 1:
         st.session_state.current_index += 1
-        st.session_state.button_label = "Next Question"
+        st.session_state.answered = True
 
 # Load all modules dynamically
 modules = load_modules()
@@ -132,7 +132,7 @@ if selected_module != st.session_state.current_module:
     st.session_state.module_question_count[selected_module] = 0
     st.session_state.module_correct_count[selected_module] = 0
     st.session_state.selected_answer = None
-    st.session_state.button_label = "Submit"
+    st.session_state.answered = False
 
 # Load the current module's question
 current_question = st.session_state.questions[st.session_state.current_index]
@@ -172,22 +172,27 @@ with st.form(key=f'question_form_{st.session_state.current_index}'):
         disabled=current_question['answered']  # Disable if the question has been answered
     )
     
-    submit_button = st.form_submit_button(label=st.session_state.button_label)
+    submit_button = st.form_submit_button(label="Submit/Next")
 
 # Handle button state and answer submission
-if submit_button and st.session_state.button_label == "Submit":
-    if selected_answer is not None:
-        # Process the answer
-        current_question['selected'] = selected_answer
-        current_question['answered'] = True
-        st.session_state.module_question_count[selected_module] += 1
-
-        if selected_answer == current_question['correct_answer']:
-            st.session_state.correct_count += 1
-            st.session_state.module_correct_count[selected_module] += 1
-
-        # Show correct/incorrect feedback and explanation
-        st.session_state.button_label = "Next Question"
+if submit_button:
+    if not current_question['answered']:
+        if selected_answer is not None:
+            # Process the answer
+            current_question['selected'] = selected_answer
+            current_question['answered'] = True
+            st.session_state.module_question_count[selected_module] += 1
+
+            if selected_answer == current_question['correct_answer']:
+                st.session_state.correct_count += 1
+                st.session_state.module_correct_count[selected_module] += 1
+
+    else:
+        # If already answered, move to the next question
+        new_question = generate_new_question(selected_module, modules[selected_module])
+        st.session_state.questions.append(new_question)
+        st.session_state.current_index = len(st.session_state.questions) - 1
+        st.session_state.answered = False
 
 # Show correct/incorrect feedback after submission
 if current_question.get('answered', False):
@@ -204,13 +209,3 @@ if current_question.get('answered', False):
     st.write("**Step-by-Step Solution:**")
     for step in current_question['step_by_step_solution']:
         st.write(step)
-    
-    # Change the button label immediately after showing the solution
-    st.session_state.button_label = "Next Question"
-
-# Handle switching to the next question on button click
-if submit_button and st.session_state.button_label == "Next Question":
-    new_question = generate_new_question(selected_module, modules[selected_module])
-    st.session_state.questions.append(new_question)
-    st.session_state.current_index = len(st.session_state.questions) - 1
-    st.session_state.button_label = "Submit"