import streamlit as st import importlib import logging from fpdf import FPDF import uuid import json # Configure logging logging.basicConfig(level=logging.INFO) # List of available modules with shorter names and icons module_names = { "Bases": "presentation_bases", "Validity": "valid_invalid_numbers", "Conversion": "conversion_bases", "Grouping": "grouping_techniques", "Addition": "addition_bases", "2's Complement": "twos_complement", "Negative Numbers": "negative_binary", "Subtraction": "subtraction_bases", } # Initialize unique session state if 'session_id' not in st.session_state: st.session_state.session_id = str(uuid.uuid4()) # Initialize session state variables if 'questions' not in st.session_state: st.session_state.questions = [] if 'current_index' not in st.session_state: st.session_state.current_index = 0 if 'current_module' not in st.session_state: st.session_state.current_module = None if 'correct_count' not in st.session_state: st.session_state.correct_count = 0 if 'module_correct_count' not in st.session_state: st.session_state.module_correct_count = {name: 0 for name in module_names} if 'module_question_count' not in st.session_state: st.session_state.module_question_count = {name: 0 for name in module_names} if 'selected_answer' not in st.session_state: st.session_state.selected_answer = None if 'pdf_data' not in st.session_state: st.session_state.pdf_data = None def reset_pdf_cache(): st.session_state.pdf_data = None def generate_pdf_report(): pdf = FPDF() pdf.add_page() pdf.set_font("Arial", size=12) pdf.cell(200, 10, txt="Quiz Report", ln=True, align="C") pdf.ln(10) for module in module_names.keys(): pdf.set_text_color(0, 0, 0) pdf.cell(200, 10, txt=f"Module: {module}", ln=True, align="L") pdf.ln(5) correct_count = st.session_state.module_correct_count[module] total_count = st.session_state.module_question_count[module] pdf.cell(200, 10, txt=f"Correct Answers: {correct_count}/{total_count}", ln=True, align="L") pdf.ln(5) for entry in st.session_state.questions: if entry['module'] == module: question, options, selected, correct, explanation, step_by_step_solution = ( entry['question'], entry['options'], entry['selected'], entry['correct_answer'], entry['explanation'], entry['step_by_step_solution'] ) pdf.multi_cell(0, 10, f"Q: {question}") for option in options: if option == correct: pdf.set_text_color(0, 128, 0) # Green for correct pdf.multi_cell(0, 10, f"{option}") elif option == selected: pdf.set_text_color(255, 0, 0) # Red for incorrect pdf.multi_cell(0, 10, f"{option}") else: pdf.set_text_color(0, 0, 0) # Default color for others pdf.multi_cell(0, 10, f" {option}") pdf.set_text_color(0, 0, 0) # Reset color pdf.multi_cell(0, 10, f"Explanation: {explanation}") pdf.ln(5) pdf.multi_cell(0, 10, "Step-by-Step Solution:") for step in step_by_step_solution: pdf.multi_cell(0, 10, step) pdf.ln(10) pdf.ln(10) # Add space after each module return pdf.output(dest='S').encode('latin1', 'replace') def load_module(module_name): module_file = module_names[module_name] module = importlib.import_module(f'modules.{module_file}') return module def generate_new_question(module_name): module = load_module(module_name) question_data = module.generate_question() # Ensure 'answered' is initialized to False question_data['answered'] = False return question_data def navigate_question(direction): if direction == "prev" and st.session_state.current_index > 0: st.session_state.current_index -= 1 elif direction == "next": if st.session_state.current_index < len(st.session_state.questions) - 1: st.session_state.current_index += 1 else: # Generate a new question if at the end of the list new_question = generate_new_question(st.session_state.current_module) st.session_state.questions.append(new_question) st.session_state.current_index += 1 # Streamlit interface st.sidebar.title("Quiz Modules") module_name = st.sidebar.radio("Choose a module:", list(module_names.keys()), index=0) if module_name != st.session_state.current_module: st.session_state.current_module = module_name st.session_state.current_index = 0 st.session_state.questions = [generate_new_question(module_name)] # Load the current module's question current_question = st.session_state.questions[st.session_state.current_index] # Display module title and description st.title(module_name) st.write(current_question["question"]) # Option highlighting logic def get_option_style(option): if current_question.get('answered', False): # Use .get() with default False if option == current_question['correct_answer']: return "background-color:#d4edda;padding:10px;border-radius:5px;" # Green background for correct elif option == current_question['selected']: return "background-color:#f8d7da;padding:10px;border-radius:5px;" # Red background for incorrect return "background-color:#f0f0f0;padding:10px;border-radius:5px;" # Gray background by default selected_answer = st.radio( "Choose an answer:", current_question['options'], index=current_question['options'].index(current_question.get('selected', '')) if current_question.get('selected') else None, key=st.session_state.current_index ) if st.button("Submit"): if not current_question.get('answered', False): # Check if the question has already been answered current_question['selected'] = selected_answer current_question['answered'] = True st.session_state.module_question_count[module_name] += 1 if selected_answer == current_question['correct_answer']: st.session_state.correct_count += 1 st.session_state.module_correct_count[module_name] += 1 # Retain and highlight the options after submission for option in current_question['options']: st.markdown(f"
{option}
", unsafe_allow_html=True) # Show explanation and step-by-step solution if current_question.get('answered', False): 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)