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import streamlit as st
import pandas as pd
import os
from src.SecondModule.module2 import SimilarQuestionGenerator
import logging
from typing import Optional, Tuple
logging.basicConfig(level=logging.DEBUG)


# Streamlit νŽ˜μ΄μ§€ κΈ°λ³Έ μ„€μ •
st.set_page_config(
    page_title="MisconcepTutor", 
    layout="wide", 
    initial_sidebar_state="expanded"
)

# 경둜 μ„€μ •
base_path = os.path.dirname(os.path.abspath(__file__))
data_path = os.path.join(base_path, 'Data')
misconception_csv_path = os.path.join(data_path, 'misconception_mapping.csv')

# λ‘œκΉ… μ„€μ •
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

# μ„Έμ…˜ μƒνƒœ μ΄ˆκΈ°ν™” - κ°€μž₯ λ¨Όμ € μ‹€ν–‰λ˜λ„λ‘ μ΅œμƒλ‹¨μ— 배치
if 'initialized' not in st.session_state:
    st.session_state.initialized = True
    st.session_state.wrong_questions = []
    st.session_state.misconceptions = []
    st.session_state.current_question_index = 0
    st.session_state.generated_questions = []
    st.session_state.current_step = 'initial'
    st.session_state.selected_wrong_answer = None
    st.session_state.questions = []
    logger.info("Session state initialized")

# 문제 생성기 μ΄ˆκΈ°ν™”
@st.cache_resource
def load_question_generator():
    """문제 생성 λͺ¨λΈ λ‘œλ“œ"""
    if not os.path.exists(misconception_csv_path):
        st.error(f"CSV 파일이 μ‘΄μž¬ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€: {misconception_csv_path}")
        raise FileNotFoundError(f"CSV 파일이 μ‘΄μž¬ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€: {misconception_csv_path}")
    return SimilarQuestionGenerator(misconception_csv_path=misconception_csv_path)

# CSV 데이터 λ‘œλ“œ ν•¨μˆ˜
@st.cache_data
def load_data(data_file = '/train.csv'):
    try:
        file_path = os.path.join(data_path, data_file.lstrip('/'))
        df = pd.read_csv(file_path)
        logger.info(f"Data loaded successfully from {file_path}")
        return df
    except FileNotFoundError:
        st.error(f"νŒŒμΌμ„ 찾을 수 μ—†μŠ΅λ‹ˆλ‹€: {data_file}")
        logger.error(f"File not found: {data_file}")
        return None

def start_quiz():
    """ν€΄μ¦ˆ μ‹œμž‘ 및 μ΄ˆκΈ°ν™”"""
    df = load_data()
    if df is None or df.empty:
        st.error("데이터λ₯Ό 뢈러올 수 μ—†μŠ΅λ‹ˆλ‹€. 데이터셋을 ν™•μΈν•΄μ£Όμ„Έμš”.")
        return

    st.session_state.questions = df.sample(n=10, random_state=42)
    st.session_state.current_step = 'quiz'
    st.session_state.current_question_index = 0
    st.session_state.wrong_questions = []
    st.session_state.misconceptions = []
    st.session_state.generated_questions = []
    logger.info("Quiz started")


def generate_similar_question(wrong_q, misconception_id, generator):
    """μœ μ‚¬ 문제 생성"""
    logger.info(f"Generating similar question for misconception_id: {misconception_id}")
    
    # μž…λ ₯ 데이터 μœ νš¨μ„± 검사
    if not isinstance(wrong_q, dict):
        logger.error(f"Invalid wrong_q type: {type(wrong_q)}")
        st.error("μœ μ‚¬ 문제 생성에 ν•„μš”ν•œ 데이터 ν˜•μ‹μ΄ 잘λͺ»λ˜μ—ˆμŠ΅λ‹ˆλ‹€.")
        return None
        
    # misconception_idκ°€ μœ νš¨ν•œμ§€ 확인
    if pd.isna(misconception_id):
        logger.warning("misconception_id is NaN")
        return None
        
    try:
        # 데이터 μ€€λΉ„ (νŠœν”Œ λ³€ν™˜ λ°©μ§€)
        input_data = {
            'construct_name': str(wrong_q.get('ConstructName', '')),
            'subject_name': str(wrong_q.get('SubjectName', '')),
            'question_text': str(wrong_q.get('QuestionText', '')),
            'correct_answer_text': str(wrong_q.get(f'Answer{wrong_q["CorrectAnswer"]}Text', '')),
            'wrong_answer_text': str(wrong_q.get(f'Answer{st.session_state.selected_wrong_answer}Text', '')),
            'misconception_id': int(misconception_id)
        }
        
        logger.info(f"Prepared input data: {input_data}")
        
        # μœ μ‚¬ 문제 생성 호좜
        generated_q, _ = generator.generate_similar_question_with_text(
            construct_name=input_data['construct_name'],
            subject_name=input_data['subject_name'],
            question_text=input_data['question_text'],
            correct_answer_text=input_data['correct_answer_text'],
            wrong_answer_text=input_data['wrong_answer_text'],
            misconception_id=input_data['misconception_id']
        )
        
        if generated_q:
            return {
                'question': generated_q.question,
                'choices': generated_q.choices,
                'correct': generated_q.correct_answer,
                'explanation': generated_q.explanation
            }
            
    except Exception as e:
        logger.error(f"Error in generate_similar_question: {str(e)}")
        st.error(f"문제 생성 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}")
        return None

    return None

def handle_answer(answer, current_q):
    """λ‹΅λ³€ 처리"""
    if answer != current_q['CorrectAnswer']:
        wrong_q_dict = current_q.to_dict()
        st.session_state.wrong_questions.append(wrong_q_dict)
        st.session_state.selected_wrong_answer = answer
        
        misconception_key = f'Misconception{answer}Id'
        misconception_id = current_q.get(misconception_key)
        st.session_state.misconceptions.append(misconception_id)
    
    st.session_state.current_question_index += 1
    if st.session_state.current_question_index >= 10:
        st.session_state.current_step = 'review'

def main():
    """메인 μ• ν”Œλ¦¬μΌ€μ΄μ…˜ 둜직"""
    st.title("MisconcepTutor")
    
    # Generator μ΄ˆκΈ°ν™”
    generator = load_question_generator()

    # 초기 ν™”λ©΄
    if st.session_state.current_step == 'initial':
        st.write("#### ν•™μŠ΅μ„ μ‹œμž‘ν•˜κ² μŠ΅λ‹ˆλ‹€. 10개의 문제λ₯Ό ν’€μ–΄λ³ΌκΉŒμš”?")
        if st.button("ν•™μŠ΅ μ‹œμž‘", key="start_quiz"):
            start_quiz()
            st.rerun()

    # ν€΄μ¦ˆ ν™”λ©΄
    elif st.session_state.current_step == 'quiz':
        current_q = st.session_state.questions.iloc[st.session_state.current_question_index]
        
        # μ§„ν–‰ 상황 ν‘œμ‹œ
        progress = st.session_state.current_question_index / 10
        st.progress(progress)
        st.write(f"### 문제 {st.session_state.current_question_index + 1}/10")
        
        # 문제 ν‘œμ‹œ
        st.markdown("---")
        st.write(current_q['QuestionText'])
        
        # 보기 ν‘œμ‹œ
        col1, col2 = st.columns(2)
        with col1:
            if st.button(f"A) {current_q['AnswerAText']}", key="A"):
                handle_answer('A', current_q)
                st.rerun()
            if st.button(f"C) {current_q['AnswerCText']}", key="C"):
                handle_answer('C', current_q)
                st.rerun()
        with col2:
            if st.button(f"B) {current_q['AnswerBText']}", key="B"):
                handle_answer('B', current_q)
                st.rerun()
            if st.button(f"D) {current_q['AnswerDText']}", key="D"):
                handle_answer('D', current_q)
                st.rerun()

    # 볡슡 ν™”λ©΄
    elif st.session_state.current_step == 'review':
        st.write("### ν•™μŠ΅ κ²°κ³Ό")
        
        # κ²°κ³Ό 톡계
        col1, col2, col3 = st.columns(3)
        col1.metric("총 문제 수", 10)
        col2.metric("λ§žμ€ 문제", 10 - len(st.session_state.wrong_questions))
        col3.metric("ν‹€λ¦° 문제", len(st.session_state.wrong_questions))
        
        # 결과에 λ”°λ₯Έ λ©”μ‹œμ§€ ν‘œμ‹œ
        if len(st.session_state.wrong_questions) == 0:
            st.balloons()  # μΆ•ν•˜ 효과
            st.success("πŸŽ‰ μΆ•ν•˜ν•©λ‹ˆλ‹€! λͺ¨λ“  문제λ₯Ό λ§žμΆ”μ…¨μ–΄μš”!")
            st.markdown("""
            ### πŸ† μˆ˜ν•™μ™•μ΄μ‹­λ‹ˆλ‹€! 
            μ™„λ²½ν•œ 점수λ₯Ό λ°›μœΌμ…¨λ„€μš”! μˆ˜ν•™μ  κ°œλ…μ„ μ •ν™•ν•˜κ²Œ μ΄ν•΄ν•˜κ³  계신 것 κ°™μŠ΅λ‹ˆλ‹€.
            """)
        elif len(st.session_state.wrong_questions) <= 3:
            st.success("잘 ν•˜μ…¨μ–΄μš”! 쑰금만 더 μ—°μŠ΅ν•˜λ©΄ μ™„λ²½ν•  κ±°μ˜ˆμš”!")
        else:
            st.info("천천히 κ°œλ…μ„ λ³΅μŠ΅ν•΄λ³΄μ•„μš”. μ—°μŠ΅ν•˜λ‹€ 보면 λŠ˜μ–΄λ‚  κ±°μ˜ˆμš”!")
        
        # λ„€λΉ„κ²Œμ΄μ…˜ λ²„νŠΌ
        col1, col2 = st.columns(2)
        with col1:
            if st.button("πŸ”„ μƒˆλ‘œμš΄ 문제 μ„ΈνŠΈ μ‹œμž‘ν•˜κΈ°", use_container_width=True):
                start_quiz()
                st.rerun()
        with col2:
            if st.button("🏠 처음으둜 λŒμ•„κ°€κΈ°", use_container_width=True):
                st.session_state.clear()
                st.rerun()
        
        # ν‹€λ¦° 문제 뢄석
        if st.session_state.wrong_questions:
            st.write("### ✍️ ν‹€λ¦° 문제 뢄석")
            for i, (wrong_q, misconception_id) in enumerate(zip(
                st.session_state.wrong_questions,
                st.session_state.misconceptions
            )):
                with st.expander(f"πŸ“ ν‹€λ¦° 문제 #{i + 1}"):
                    st.write("**πŸ“‹ 문제:**")
                    st.write(wrong_q['QuestionText'])
                    st.write("**βœ… μ •λ‹΅:**", wrong_q['CorrectAnswer'])
                    
                    st.write("---")
                    st.write("**πŸ” κ΄€λ ¨λœ Misconception:**")
                    if misconception_id and not pd.isna(misconception_id):
                        misconception_text = generator.get_misconception_text(misconception_id)
                        st.info(f"Misconception ID: {int(misconception_id)}\n\n{misconception_text}")
                    else:
                        st.info("Misconception 정보가 μ—†μŠ΅λ‹ˆλ‹€.")

                    # # μœ μ‚¬ 문제 생성 λ²„νŠΌ
                    # if st.button(f"πŸ“š μœ μ‚¬ 문제 ν’€κΈ° #{i + 1}", key=f"retry_{i}"):
                    #     with st.spinner("μœ μ‚¬ 문제λ₯Ό μƒμ„±ν•˜κ³  μžˆμŠ΅λ‹ˆλ‹€..."):
                    #         logger.info(f"Generating similar question for misconception_id: {misconception_id}")
                    #         new_question = generate_similar_question(wrong_q, misconception_id, generator)
                    #         if new_question:
                    #             st.write("### 🎯 μœ μ‚¬ 문제")
                    #             st.write(new_question['question'])
                    #             st.write("**보기:**")
                    #             for choice, text in new_question['choices'].items():
                    #                 st.write(f"{choice}) {text}")
                    #             st.write("**βœ… μ •λ‹΅:**", new_question['correct'])
                    #             st.write("**πŸ“ ν•΄μ„€:**", new_question['explanation'])
                    #         else:
                    #             st.error("μœ μ‚¬ 문제λ₯Ό 생성할 수 μ—†μŠ΅λ‹ˆλ‹€.")
                    
                    # # μœ μ‚¬ 문제 생성 λ²„νŠΌ
                    # if st.button(f"πŸ“š μœ μ‚¬ 문제 ν’€κΈ° #{i + 1}", key=f"retry_{i}"):
                    #     with st.spinner("μœ μ‚¬ 문제λ₯Ό μƒμ„±ν•˜κ³  μžˆμŠ΅λ‹ˆλ‹€..."):
                    #         logger.info(f"Generating similar question for misconception_id: {misconception_id}")
                    #         new_question = generate_similar_question(wrong_q, misconception_id, generator)
                    #         if new_question:
                    #             st.write("### 🎯 μœ μ‚¬ 문제")
                    #             st.write(new_question['question'])
                                
                    #             # 정닡을 μ„Έμ…˜ μŠ€ν…Œμ΄νŠΈμ— μ €μž₯
                    #             if f"similar_question_answered_{i}" not in st.session_state:
                    #                 st.session_state[f"similar_question_answered_{i}"] = False
                    #             if f"similar_question_correct_{i}" not in st.session_state:
                    #                 st.session_state[f"similar_question_correct_{i}"] = new_question['correct']
                                
                    #             # 아직 λ‹΅λ³€ν•˜μ§€ μ•Šμ€ κ²½μš°μ—λ§Œ 보기 λ²„νŠΌ ν‘œμ‹œ
                    #             if not st.session_state[f"similar_question_answered_{i}"]:
                    #                 st.write("**보기:**")
                    #                 col1, col2 = st.columns(2)
                    #                 with col1:
                    #                     if st.button(f"A) {new_question['choices']['A']}", key=f"similar_A_{i}"):
                    #                         st.session_state[f"similar_question_answered_{i}"] = True
                    #                         if 'A' == new_question['correct']:
                    #                             st.success("βœ… μ •λ‹΅μž…λ‹ˆλ‹€!")
                    #                         else:
                    #                             st.error("❌ ν‹€λ ΈμŠ΅λ‹ˆλ‹€.")
                    #                         st.rerun()
                                            
                    #                     if st.button(f"C) {new_question['choices']['C']}", key=f"similar_C_{i}"):
                    #                         st.session_state[f"similar_question_answered_{i}"] = True
                    #                         if 'C' == new_question['correct']:
                    #                             st.success("βœ… μ •λ‹΅μž…λ‹ˆλ‹€!")
                    #                         else:
                    #                             st.error("❌ ν‹€λ ΈμŠ΅λ‹ˆλ‹€.")
                    #                         st.rerun()
                                            
                    #                 with col2:
                    #                     if st.button(f"B) {new_question['choices']['B']}", key=f"similar_B_{i}"):
                    #                         st.session_state[f"similar_question_answered_{i}"] = True
                    #                         if 'B' == new_question['correct']:
                    #                             st.success("βœ… μ •λ‹΅μž…λ‹ˆλ‹€!")
                    #                         else:
                    #                             st.error("❌ ν‹€λ ΈμŠ΅λ‹ˆλ‹€.")
                    #                         st.rerun()
                                            
                    #                     if st.button(f"D) {new_question['choices']['D']}", key=f"similar_D_{i}"):
                    #                         st.session_state[f"similar_question_answered_{i}"] = True
                    #                         if 'D' == new_question['correct']:
                    #                             st.success("βœ… μ •λ‹΅μž…λ‹ˆλ‹€!")
                    #                         else:
                    #                             st.error("❌ ν‹€λ ΈμŠ΅λ‹ˆλ‹€.")
                    #                         st.rerun()
                                
                    #             # λ‹΅λ³€ν•œ 경우 κ²°κ³Ό 및 ν•΄μ„€ ν‘œμ‹œ
                    #             if st.session_state[f"similar_question_answered_{i}"]:
                    #                 st.write("---")
                    #                 st.write("**πŸ“ ν•΄μ„€:**", new_question['explanation'])
                    #                 # λ‹€μ‹œ ν’€κΈ° λ²„νŠΌ
                    #                 if st.button("πŸ”„ λ‹€μ‹œ ν’€κΈ°", key=f"reset_{i}"):
                    #                     st.session_state[f"similar_question_answered_{i}"] = False
                    #                     st.rerun()
                    #         else:
                    #             st.error("μœ μ‚¬ 문제λ₯Ό 생성할 수 μ—†μŠ΅λ‹ˆλ‹€.")

                    # ν‹€λ¦° 문제 뢄석 λΆ€λΆ„μ—μ„œ
                    if st.button(f"πŸ“š μœ μ‚¬ 문제 ν’€κΈ° #{i + 1}", key=f"retry_{i}"):
                        # μœ μ‚¬ 문제 생성 μƒνƒœλ₯Ό μ„Έμ…˜μ— μ €μž₯
                        st.session_state[f"show_similar_question_{i}"] = True
                        st.session_state[f"similar_question_answered_{i}"] = False
                        # κΈ°μ‘΄ λ‹΅λ³€ 기둝 μ΄ˆκΈ°ν™”
                        st.rerun()
                    
                    # μœ μ‚¬ λ¬Έμ œκ°€ μƒμ„±λœ μƒνƒœμΈ 경우
                    if st.session_state.get(f"show_similar_question_{i}", False):
                        with st.spinner("μœ μ‚¬ 문제λ₯Ό μƒμ„±ν•˜κ³  μžˆμŠ΅λ‹ˆλ‹€..."):
                            new_question = generate_similar_question(wrong_q, misconception_id, generator)
                            if new_question:
                                st.write("### 🎯 μœ μ‚¬ 문제")
                                st.write(new_question['question'])
                                
                                # λ‹΅λ³€ μƒνƒœ 확인
                                answered = st.session_state.get(f"similar_question_answered_{i}", False)
                                selected_answer = st.session_state.get(f"selected_answer_{i}", None)
                                
                                # 보기 ν‘œμ‹œ
                                st.write("**보기:**")
                                col1, col2 = st.columns(2)
                                
                                # λ‹΅λ³€ν•˜μ§€ μ•Šμ€ κ²½μš°μ—λ§Œ λ²„νŠΌ ν™œμ„±ν™”
                                if not answered:
                                    with col1:
                                        for option in ['A', 'C']:
                                            if st.button(
                                                f"{option}) {new_question['choices'][option]}", 
                                                key=f"similar_{option}_{i}"
                                            ):
                                                st.session_state[f"similar_question_answered_{i}"] = True
                                                st.session_state[f"selected_answer_{i}"] = option
                                                st.rerun()
                                    
                                    with col2:
                                        for option in ['B', 'D']:
                                            if st.button(
                                                f"{option}) {new_question['choices'][option]}", 
                                                key=f"similar_{option}_{i}"
                                            ):
                                                st.session_state[f"similar_question_answered_{i}"] = True
                                                st.session_state[f"selected_answer_{i}"] = option
                                                st.rerun()
                                
                                # λ‹΅λ³€ν•œ 경우 κ²°κ³Ό ν‘œμ‹œ
                                if answered:
                                    selected = st.session_state[f"selected_answer_{i}"]
                                    if selected == new_question['correct']:
                                        st.success("βœ… μ •λ‹΅μž…λ‹ˆλ‹€!")
                                    else:
                                        st.error(f"❌ ν‹€λ ΈμŠ΅λ‹ˆλ‹€. 정닡은 {new_question['correct']}μž…λ‹ˆλ‹€.")
                                    
                                    # ν•΄μ„€ ν‘œμ‹œ
                                    st.write("---")
                                    st.write("**πŸ“ ν•΄μ„€:**", new_question['explanation'])
                                    
                                    # λ‹€μ‹œ ν’€κΈ° λ²„νŠΌ
                                    if st.button("πŸ”„ λ‹€μ‹œ ν’€κΈ°", key=f"reset_{i}"):
                                        st.session_state[f"similar_question_answered_{i}"] = False
                                        st.session_state[f"selected_answer_{i}"] = None
                                        st.rerun()
                                
                                # 문제 λ‹«κΈ° λ²„νŠΌ
                                if st.button("❌ 문제 λ‹«κΈ°", key=f"close_{i}"):
                                    st.session_state[f"show_similar_question_{i}"] = False
                                    st.rerun()
                            else:
                                st.error("μœ μ‚¬ 문제λ₯Ό 생성할 수 μ—†μŠ΅λ‹ˆλ‹€.")
                                if st.button("❌ λ‹«κΈ°", key=f"close_error_{i}"):
                                    st.session_state[f"show_similar_question_{i}"] = False
                                    st.rerun()
if __name__ == "__main__":
    main()

# random_state 42μ—μ„œ μ •λ‹΅
    # D C A A C
    # A B B B B