Updates

app.py

@@ -24,7 +24,7 @@ if 'pdf_data' not in st.session_state:
 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"
+    st.session_state.button_label = "Submit/New"
 
 def reset_pdf_cache():
     st.session_state.pdf_data = None
@@ -95,11 +95,9 @@ def load_modules():
 
 def generate_new_question(module_name, module):
     question_data = module['generate_question']()
-    # Ensure 'answered' is initialized to False and add the 'module' and 'selected' keys
     question_data['answered'] = False
-    question_data['module'] = module_name  # Add the module name to the question data
-    question_data['selected'] = None  # Initialize 'selected' to None
-    # Ensure there are exactly 4 options
+    question_data['module'] = module_name
+    question_data['selected'] = None
     if len(question_data['options']) != 4:
         st.warning(f"Question in module '{module_name}' does not have 4 options. Found {len(question_data['options'])}.")
     return question_data
@@ -107,10 +105,8 @@ 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"
     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"
 
 # Load all modules dynamically
 modules = load_modules()
@@ -132,7 +128,7 @@ 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.button_label = "Submit/New"
 
 # Load the current module's question
 current_question = st.session_state.questions[st.session_state.current_index]
@@ -174,7 +170,7 @@ with st.form(key=f'question_form_{st.session_state.current_index}'):
     submit_button = st.form_submit_button(label=st.session_state.button_label)
 
 # Handle button state and answer submission
-if submit_button and st.session_state.button_label == "Submit":
+if submit_button and st.session_state.button_label == "Submit/New":
     if selected_answer is not None:
         # Process the answer
         current_question['selected'] = selected_answer
@@ -185,8 +181,10 @@ if submit_button and st.session_state.button_label == "Submit":
             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"
+    else:
+        st.warning("Please select an option before submitting.", icon="⚠️")
+        st.experimental_rerun()
 
 # Show correct/incorrect feedback after submission
 if current_question.get('answered', False):
@@ -198,18 +196,19 @@ if current_question.get('answered', False):
         else:
             st.markdown(f"{option}")
     
-    # Show explanation and step-by-step solution
     st.write(f"**Explanation:** {current_question['explanation']}")
     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
+
+# Disable options and button when navigating through previous questions
+if st.session_state.current_index < len(st.session_state.questions) - 1:
     st.session_state.button_label = "Next Question"
+else:
+    st.session_state.button_label = "Submit/New"
 
-# This part handles 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"
+if st.session_state.current_index > 0:
+    st.session_state.button_label = "Next Question"
+    st.session_state.selected_answer = None
+    st.form_submit_button(label=st.session_state.button_label, disabled=True)
+    st.radio("Choose an answer:", options=current_question['options'], index=None, disabled=True)