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"""
๋ฒกํ„ฐ ์Šคํ† ์–ด, ์ž„๋ฒ ๋”ฉ ๋ชจ๋ธ, LLM ๋“ฑ ๊ตฌ์„ฑ ์š”์†Œ ์„ค์ •
ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ๋ฐ .env ํŒŒ์ผ ํ™œ์šฉ ๊ฐœ์„  ๋ฒ„์ „ - HuggingFace ํ™˜๊ฒฝ ์ง€์› ์ถ”๊ฐ€
"""
import os
import logging
import sys
import re
import requests
import json
from pathlib import Path
from typing import Dict, Any
from dotenv import load_dotenv

# ๋กœ๊น… ์„ค์ •
logger = logging.getLogger("Config")

# ํ˜„์žฌ ์‹คํ–‰ ์œ„์น˜ ํ™•์ธ (๋””๋ฒ„๊น…์šฉ)
script_dir = os.path.dirname(os.path.abspath(__file__))
logger.info(f"์Šคํฌ๋ฆฝํŠธ ๋””๋ ‰ํ† ๋ฆฌ: {script_dir}")
logger.info(f"ํ˜„์žฌ ์ž‘์—… ๋””๋ ‰ํ† ๋ฆฌ: {os.getcwd()}")
logger.info(f"์šด์˜ ์ฒด์ œ: {os.name}")

# ํ™˜๊ฒฝ ๊ฐ์ง€ - HuggingFace Space ํ™˜๊ฒฝ์ธ์ง€ ํ™•์ธ
IS_HUGGINGFACE = False
if os.getenv('SPACE_ID') is not None or os.getenv('SYSTEM') == 'spaces':
    IS_HUGGINGFACE = True
    logger.info("HuggingFace Spaces ํ™˜๊ฒฝ์ด ๊ฐ์ง€๋˜์—ˆ์Šต๋‹ˆ๋‹ค.")
else:
    # ๋กœ์ปฌ ํ™˜๊ฒฝ์ธ ๊ฒฝ์šฐ .env ํŒŒ์ผ ๋กœ๋“œ
    # .env ํŒŒ์ผ ์œ„์น˜ ํ›„๋ณด๋“ค
    env_paths = [
        ".env",  # ํ˜„์žฌ ๋””๋ ‰ํ† ๋ฆฌ
        os.path.join(script_dir, ".env"),  # ์Šคํฌ๋ฆฝํŠธ ๋””๋ ‰ํ† ๋ฆฌ
        os.path.join(script_dir, "config", ".env"),  # config ํ•˜์œ„ ๋””๋ ‰ํ† ๋ฆฌ
        os.path.join(os.path.dirname(script_dir), ".env"),  # ์ƒ์œ„ ๋””๋ ‰ํ† ๋ฆฌ
    ]

    # .env ํŒŒ์ผ ์ฐพ์•„์„œ ๋กœ๋“œ
    env_loaded = False
    for env_path in env_paths:
        if os.path.isfile(env_path):
            logger.info(f".env ํŒŒ์ผ ๋ฐœ๊ฒฌ: {env_path}")
            env_loaded = load_dotenv(env_path, verbose=True)
            if env_loaded:
                logger.info(f".env ํŒŒ์ผ ๋กœ๋“œ ์„ฑ๊ณต: {env_path}")
                break

    if not env_loaded:
        logger.warning(".env ํŒŒ์ผ์„ ์ฐพ์„ ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค. ๊ธฐ๋ณธ๊ฐ’ ๋˜๋Š” ์‹œ์Šคํ…œ ํ™˜๊ฒฝ ๋ณ€์ˆ˜๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.")

    logger.info(f"๋กœ์ปฌ ํ™˜๊ฒฝ์—์„œ ์‹คํ–‰ ์ค‘์ž…๋‹ˆ๋‹ค. (OS: {'Windows' if os.name == 'nt' else 'Unix/Linux/MacOS'})")

# Windows ํ™˜๊ฒฝ ๊ฐ์ง€
IS_WINDOWS = os.name == 'nt'

# ์œ ํ‹ธ๋ฆฌํ‹ฐ ํ•จ์ˆ˜: ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ๊ฐ€์ ธ์˜ค๊ธฐ (HuggingFace ํ™˜๊ฒฝ๊ณผ ๋กœ์ปฌ ํ™˜๊ฒฝ ๊ตฌ๋ถ„)
def get_env(key: str, default: Any = None, required: bool = False) -> Any:
    """
    ํ™˜๊ฒฝ ๋ณ€์ˆ˜๋ฅผ ๊ฐ€์ ธ์˜ค๋Š” ์œ ํ‹ธ๋ฆฌํ‹ฐ ํ•จ์ˆ˜ (HuggingFace ํ™˜๊ฒฝ ์ง€์›)

    Args:
        key: ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ํ‚ค
        default: ํ™˜๊ฒฝ ๋ณ€์ˆ˜๊ฐ€ ์—†์„ ๊ฒฝ์šฐ ๊ธฐ๋ณธ๊ฐ’
        required: ํ™˜๊ฒฝ ๋ณ€์ˆ˜๊ฐ€ ํ•„์ˆ˜์ ์ธ์ง€ ์—ฌ๋ถ€

    Returns:
        ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ๊ฐ’ ๋˜๋Š” ๊ธฐ๋ณธ๊ฐ’
    """
    # HuggingFace Spaces ํ™˜๊ฒฝ์—์„œ๋Š” ๋‚ด๋ถ€ ํ™˜๊ฒฝ๋ณ€์ˆ˜ ํ™œ์šฉ
    if IS_HUGGINGFACE:
        # HuggingFace Spaces์—์„œ๋Š” ์‹œํฌ๋ฆฟ ๊ฐ’์„ ์ง์ ‘ ์‚ฌ์šฉ
        # HF_SECRET_<KEY> ํ˜•์‹์œผ๋กœ ์ €์žฅ๋œ ์‹œํฌ๋ฆฟ ํ™•์ธ
        hf_secret_key = f"HF_SECRET_{key.upper()}"
        value = os.getenv(hf_secret_key)

        # ์‹œํฌ๋ฆฟ์ด ์—†์œผ๋ฉด ์ผ๋ฐ˜ ํ™˜๊ฒฝ๋ณ€์ˆ˜ ํ™•์ธ
        if value is None:
            value = os.getenv(key, default)
    else:
        # ๋กœ์ปฌ ํ™˜๊ฒฝ์—์„œ๋Š” ์ผ๋ฐ˜์ ์ธ ๋ฐฉ์‹์œผ๋กœ ํ™˜๊ฒฝ๋ณ€์ˆ˜ ๊ฐ€์ ธ์˜ค๊ธฐ
        value = os.getenv(key, default)

    if required and value is None:
        if IS_HUGGINGFACE:
            error_msg = f"ํ•„์ˆ˜ ํ™˜๊ฒฝ ๋ณ€์ˆ˜ {key}๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค. HuggingFace Space์—์„œ ์‹œํฌ๋ฆฟ์„ ์„ค์ •ํ•ด์ฃผ์„ธ์š”."
            logger.error(error_msg)
            raise ValueError(error_msg)
        else:
            error_msg = f"ํ•„์ˆ˜ ํ™˜๊ฒฝ ๋ณ€์ˆ˜ {key}๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค. .env ํŒŒ์ผ์— ์ถ”๊ฐ€ํ•ด์ฃผ์„ธ์š”."
            logger.error(error_msg)
            raise ValueError(error_msg)

    return value

# ๊ฒฝ๋กœ ์ƒ์„ฑ ์œ ํ‹ธ๋ฆฌํ‹ฐ ํ•จ์ˆ˜
def ensure_absolute_path(path_str: str) -> str:
    """
    ์ƒ๋Œ€ ๊ฒฝ๋กœ๋ฅผ ์ ˆ๋Œ€ ๊ฒฝ๋กœ๋กœ ๋ณ€ํ™˜ (Windows ๊ฒฝ๋กœ ์ง€์›)

    Args:
        path_str: ๋ณ€ํ™˜ํ•  ๊ฒฝ๋กœ ๋ฌธ์ž์—ด

    Returns:
        ์ ˆ๋Œ€ ๊ฒฝ๋กœ
    """
    # Windows ๋“œ๋ผ์ด๋ธŒ ๋ฌธ์ž(C:\ ๋“ฑ)๋กœ ์‹œ์ž‘ํ•˜๋Š” ๊ฒฝ๋กœ ํ™•์ธ
    if IS_WINDOWS and re.match(r'^[a-zA-Z]:\\', path_str):
        logger.info(f"Windows ์ ˆ๋Œ€ ๊ฒฝ๋กœ ๊ฐ์ง€: {path_str}")
        # Windows ์ ˆ๋Œ€ ๊ฒฝ๋กœ๋Š” ๊ทธ๋Œ€๋กœ ์‚ฌ์šฉ
        return path_str

    path = Path(path_str)
    if path.is_absolute():
        return str(path)

    # ์Šคํฌ๋ฆฝํŠธ ๋””๋ ‰ํ† ๋ฆฌ ๊ธฐ์ค€ ๊ฒฝ๋กœ
    script_based_path = Path(script_dir) / path

    # ํ˜„์žฌ ์ž‘์—… ๋””๋ ‰ํ† ๋ฆฌ ๊ธฐ์ค€ ๊ฒฝ๋กœ
    cwd_based_path = Path.cwd() / path

    # ๋‘ ๊ฒฝ๋กœ ์ค‘ ์กด์žฌํ•˜๋Š” ๊ฒฝ๋กœ ์šฐ์„  ์‚ฌ์šฉ
    if script_based_path.exists():
        return str(script_based_path)
    elif cwd_based_path.exists():
        return str(cwd_based_path)
    else:
        # ๊ธฐ๋ณธ์ ์œผ๋กœ ํ˜„์žฌ ์ž‘์—… ๋””๋ ‰ํ† ๋ฆฌ ๊ธฐ์ค€ ๊ฒฝ๋กœ ๋ฐ˜ํ™˜
        return str(cwd_based_path)

# Windows ๊ฒฝ๋กœ ์ฒ˜๋ฆฌ๋ฅผ ์œ„ํ•œ ์œ ํ‹ธ๋ฆฌํ‹ฐ ํ•จ์ˆ˜
def normalize_path(path_str: str) -> str:
    """
    ๊ฒฝ๋กœ ๋ฌธ์ž์—ด์„ ์ •๊ทœํ™”ํ•˜์—ฌ OS์— ๋งž๊ฒŒ ๋ณ€ํ™˜

    Args:
        path_str: ๋ณ€ํ™˜ํ•  ๊ฒฝ๋กœ ๋ฌธ์ž์—ด

    Returns:
        ์ •๊ทœํ™”๋œ ๊ฒฝ๋กœ
    """
    # Windows ๊ฒฝ๋กœ ํ˜•์‹('\')์„ OS์— ๋งž๊ฒŒ ๋ณ€ํ™˜
    return os.path.normpath(path_str)

# ๊ธฐ๋ณธ ๋””๋ ‰ํ† ๋ฆฌ ์„ค์ • (์ ˆ๋Œ€ ๊ฒฝ๋กœ๋กœ ๋ณ€ํ™˜)
PDF_DIRECTORY_RAW = get_env("PDF_DIRECTORY", "documents")
# Windows ๋ฐฑ์Šฌ๋ž˜์‹œ ์ด์ค‘ ์ฒ˜๋ฆฌ๋ฅผ ์œ„ํ•ด ์ •๊ทœํ™”
PDF_DIRECTORY_RAW = normalize_path(PDF_DIRECTORY_RAW)
PDF_DIRECTORY = ensure_absolute_path(PDF_DIRECTORY_RAW)

CACHE_DIRECTORY_RAW = get_env("CACHE_DIRECTORY", "cached_data")
CACHE_DIRECTORY_RAW = normalize_path(CACHE_DIRECTORY_RAW)
CACHE_DIRECTORY = ensure_absolute_path(CACHE_DIRECTORY_RAW)

logger.info(f"PDF ๋””๋ ‰ํ† ๋ฆฌ (์›๋ณธ): {PDF_DIRECTORY_RAW}")
logger.info(f"PDF ๋””๋ ‰ํ† ๋ฆฌ (์ ˆ๋Œ€): {PDF_DIRECTORY}")
logger.info(f"์บ์‹œ ๋””๋ ‰ํ† ๋ฆฌ (์›๋ณธ): {CACHE_DIRECTORY_RAW}")
logger.info(f"์บ์‹œ ๋””๋ ‰ํ† ๋ฆฌ (์ ˆ๋Œ€): {CACHE_DIRECTORY}")

# ์ฒญํ‚น ์„ค์ •
CHUNK_SIZE = int(get_env("CHUNK_SIZE", "1000"))
CHUNK_OVERLAP = int(get_env("CHUNK_OVERLAP", "200"))

# API ํ‚ค ๋ฐ ํ™˜๊ฒฝ ์„ค์ •
OPENAI_API_KEY = get_env("OPENAI_API_KEY", "")
LANGFUSE_PUBLIC_KEY = get_env("LANGFUSE_PUBLIC_KEY", "")
LANGFUSE_SECRET_KEY = get_env("LANGFUSE_SECRET_KEY", "")
LANGFUSE_HOST = get_env("LANGFUSE_HOST", "https://cloud.langfuse.com")

# DeepSeek ๊ด€๋ จ ์„ค์ • ์ถ”๊ฐ€
DEEPSEEK_API_KEY = get_env("DEEPSEEK_API_KEY", "")
DEEPSEEK_ENDPOINT = get_env("DEEPSEEK_ENDPOINT", "https://api.deepseek.com/v1/chat/completions")
DEEPSEEK_MODEL = get_env("DEEPSEEK_MODEL", "deepseek-chat")

# ํ—ˆ๊น…ํŽ˜์ด์Šค ํ™˜๊ฒฝ์—์„œ API ํ‚ค ํ™•์ธ ๋ฐ ๋กœ๊ทธ ์ถœ๋ ฅ
if IS_HUGGINGFACE:
    logger.info(f"ํ—ˆ๊น…ํŽ˜์ด์Šค ํ™˜๊ฒฝ์—์„œ DeepSeek API ํ‚ค ์กด์žฌ ์—ฌ๋ถ€: {bool(DEEPSEEK_API_KEY)}")
    # ๋ณด์•ˆ์„ ์œ„ํ•ด API ํ‚ค ์ฒซ 4์ž๋ฆฌ์™€ ๋งˆ์ง€๋ง‰ 4์ž๋ฆฌ๋งŒ ํ‘œ์‹œ (ํ‚ค๊ฐ€ ์กด์žฌํ•˜๋Š” ๊ฒฝ์šฐ)
    if DEEPSEEK_API_KEY:
        masked_key = DEEPSEEK_API_KEY[:4] + "****" + DEEPSEEK_API_KEY[-4:] if len(DEEPSEEK_API_KEY) > 8 else "****"
        logger.info(f"DeepSeek API ํ‚ค: {masked_key}")

    logger.info(f"DeepSeek ๋ชจ๋ธ: {DEEPSEEK_MODEL}")
    logger.info(f"DeepSeek ์—”๋“œํฌ์ธํŠธ: {DEEPSEEK_ENDPOINT}")

# Milvus ๋ฒกํ„ฐ DB ์„ค์ •
MILVUS_HOST = get_env("MILVUS_HOST", "localhost")
MILVUS_PORT = get_env("MILVUS_PORT", "19530")
MILVUS_COLLECTION = get_env("MILVUS_COLLECTION", "pdf_documents")

# ์ž„๋ฒ ๋”ฉ ๋ชจ๋ธ ์„ค์ •
EMBEDDING_MODEL = get_env("EMBEDDING_MODEL", "Alibaba-NLP/gte-multilingual-base")  # ๋‹ค๊ตญ์–ด ์ง€์› ๋ชจ๋ธ
RERANKER_MODEL = get_env("RERANKER_MODEL", "Alibaba-NLP/gte-multilingual-reranker-base")  # ๋‹ค๊ตญ์–ด ์ง€์› ๋ฆฌ๋žญ์ปค

# LLM ๋ชจ๋ธ ์„ค์ • (ํ™˜๊ฒฝ์— ๋”ฐ๋ผ ์ž๋™ ์„ ํƒ)
USE_OPENAI = get_env("USE_OPENAI", "False").lower() == "true"
USE_DEEPSEEK = get_env("USE_DEEPSEEK", "False").lower() == "true"

# ํ—ˆ๊น…ํŽ˜์ด์Šค ํ™˜๊ฒฝ์—์„œ๋Š” DeepSeek ์šฐ์„  ์‚ฌ์šฉ
if IS_HUGGINGFACE:
    # ํ—ˆ๊น…ํŽ˜์ด์Šค ํ™˜๊ฒฝ์—์„œ DeepSeek API ํ‚ค๊ฐ€ ์žˆ๋Š”์ง€ ํ™•์ธ
    if DEEPSEEK_API_KEY:
        USE_DEEPSEEK = True
        USE_OPENAI = False
        LLM_MODEL = DEEPSEEK_MODEL
        logger.info("HuggingFace Spaces ํ™˜๊ฒฝ: DeepSeek ๋ชจ๋ธ ์‚ฌ์šฉ")
    else:
        logger.warning("HuggingFace Spaces ํ™˜๊ฒฝ์—์„œ DeepSeek API ํ‚ค๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")
        USE_DEEPSEEK = False
        USE_OPENAI = False  # ๊ธฐ๋ณธ์ ์œผ๋กœ API ํ‚ค๊ฐ€ ์—†์œผ๋ฉด ๋น„ํ™œ์„ฑํ™”
        LLM_MODEL = get_env("LLM_MODEL", "gemma3:latest")  # ๋Œ€์ฒด ๋ชจ๋ธ ์„ค์ •
        logger.info(f"HuggingFace Spaces ํ™˜๊ฒฝ: DeepSeek API ํ‚ค ์—†์Œ, LLM ๋ชจ๋ธ: {LLM_MODEL}")
else:
    # ๋กœ์ปฌ ํ™˜๊ฒฝ์—์„œ๋Š” ์„ค์ •์— ๋”ฐ๋ผ LLM ์„ ํƒ
    if USE_DEEPSEEK:
        LLM_MODEL = DEEPSEEK_MODEL
        logger.info(f"๋กœ์ปฌ ํ™˜๊ฒฝ: DeepSeek ๋ชจ๋ธ ์‚ฌ์šฉ ({DEEPSEEK_MODEL})")
    elif USE_OPENAI:
        LLM_MODEL = get_env("LLM_MODEL", "gpt-3.5-turbo")
        logger.info(f"๋กœ์ปฌ ํ™˜๊ฒฝ: OpenAI ๋ชจ๋ธ ์‚ฌ์šฉ ({LLM_MODEL})")
    else:
        LLM_MODEL = get_env("LLM_MODEL", "gemma3:latest")
        OLLAMA_HOST = get_env("OLLAMA_HOST", "http://localhost:11434")
        logger.info(f"๋กœ์ปฌ ํ™˜๊ฒฝ: Ollama ๋ชจ๋ธ ์‚ฌ์šฉ ({LLM_MODEL})")

# API ํ‚ค ๊ฒ€์ฆ (๋กœ์ปฌ ํ™˜๊ฒฝ๋งŒ)
if not IS_HUGGINGFACE:
    if USE_DEEPSEEK and not DEEPSEEK_API_KEY:
        logger.warning("DeepSeek ๋ชจ๋ธ์ด ์„ ํƒ๋˜์—ˆ์ง€๋งŒ API ํ‚ค๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")
        USE_DEEPSEEK = False
        USE_OPENAI = False
        LLM_MODEL = get_env("LLM_MODEL", "gemma3:latest")
        logger.info("DeepSeek API ํ‚ค๊ฐ€ ์—†์–ด Ollama๋กœ ํด๋ฐฑํ•ฉ๋‹ˆ๋‹ค.")
    elif USE_OPENAI and not OPENAI_API_KEY:
        logger.warning("OpenAI ๋ชจ๋ธ์ด ์„ ํƒ๋˜์—ˆ์ง€๋งŒ API ํ‚ค๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")
        logger.warning("OpenAI API ํ‚ค๊ฐ€ ์—†์–ด Ollama๋กœ ํด๋ฐฑํ•ฉ๋‹ˆ๋‹ค.")
        USE_OPENAI = False
        LLM_MODEL = get_env("LLM_MODEL", "gemma3:latest")

# DeepSeek API ํ…Œ์ŠคํŠธ ํ•จ์ˆ˜
def test_deepseek_connection():
    """
    DeepSeek API ์—ฐ๊ฒฐ ํ…Œ์ŠคํŠธ

    Returns:
        ํ…Œ์ŠคํŠธ ๊ฒฐ๊ณผ ๋”•์…”๋„ˆ๋ฆฌ (์„ฑ๊ณต ์—ฌ๋ถ€ ๋ฐ ๋ฉ”์‹œ์ง€)
    """
    if not DEEPSEEK_API_KEY:
        logger.warning("DeepSeek API ํ‚ค๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•„ ํ…Œ์ŠคํŠธ๋ฅผ ๊ฑด๋„ˆ๋œ๋‹ˆ๋‹ค.")
        return {
            "success": False,
            "message": "API ํ‚ค๊ฐ€ ์„ค์ •๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.",
            "status_code": None
        }

    try:
        logger.info(f"DeepSeek API ์—ฐ๊ฒฐ ํ…Œ์ŠคํŠธ ์‹œ์ž‘: {DEEPSEEK_ENDPOINT}, ๋ชจ๋ธ: {DEEPSEEK_MODEL}")

        # ํ…Œ์ŠคํŠธ์šฉ ๊ฐ„๋‹จํ•œ ํ”„๋กฌํ”„ํŠธ
        test_prompt = "Hello, please respond with a short greeting."

        # API ์š”์ฒญ ํ—ค๋” ๋ฐ ๋ฐ์ดํ„ฐ
        headers = {
            "Content-Type": "application/json",
            "Authorization": f"Bearer {DEEPSEEK_API_KEY}"
        }

        payload = {
            "model": DEEPSEEK_MODEL,
            "messages": [{"role": "user", "content": test_prompt}],
            "temperature": 0.7,
            "max_tokens": 50
        }

        # API ์š”์ฒญ ์ „์†ก
        response = requests.post(
            DEEPSEEK_ENDPOINT,
            headers=headers,
            json=payload,
            timeout=10  # 10์ดˆ ํƒ€์ž„์•„์›ƒ
        )

        # ์‘๋‹ต ํ™•์ธ
        if response.status_code == 200:
            logger.info("DeepSeek API ์—ฐ๊ฒฐ ์„ฑ๊ณต")
            return {
                "success": True,
                "message": "API ์—ฐ๊ฒฐ ์„ฑ๊ณต",
                "status_code": response.status_code
            }
        else:
            logger.error(f"DeepSeek API ์˜ค๋ฅ˜: ์ƒํƒœ ์ฝ”๋“œ {response.status_code}")
            error_message = ""
            try:
                error_data = response.json()
                error_message = error_data.get("error", {}).get("message", str(error_data))
            except:
                error_message = response.text

            return {
                "success": False,
                "message": f"API ์˜ค๋ฅ˜: {error_message}",
                "status_code": response.status_code
            }

    except requests.exceptions.Timeout:
        logger.error("DeepSeek API ์š”์ฒญ ์‹œ๊ฐ„ ์ดˆ๊ณผ")
        return {
            "success": False,
            "message": "API ์š”์ฒญ ์‹œ๊ฐ„ ์ดˆ๊ณผ",
            "status_code": None
        }
    except requests.exceptions.ConnectionError:
        logger.error("DeepSeek API ์—ฐ๊ฒฐ ์‹คํŒจ")
        return {
            "success": False,
            "message": "API ์„œ๋ฒ„ ์—ฐ๊ฒฐ ์‹คํŒจ",
            "status_code": None
        }
    except Exception as e:
        logger.error(f"DeepSeek API ํ…Œ์ŠคํŠธ ์ค‘ ์˜ˆ์ƒ์น˜ ๋ชปํ•œ ์˜ค๋ฅ˜: {e}", exc_info=True)
        return {
            "success": False,
            "message": f"์˜ˆ์ƒ์น˜ ๋ชปํ•œ ์˜ค๋ฅ˜: {str(e)}",
            "status_code": None
        }

# ๋ฒกํ„ฐ ๊ฒ€์ƒ‰ ์„ค์ •
TOP_K_RETRIEVAL = int(get_env("TOP_K_RETRIEVAL", "5"))  # ๋ฒกํ„ฐ ๊ฒ€์ƒ‰ ๊ฒฐ๊ณผ ์ˆ˜
TOP_K_RERANK = int(get_env("TOP_K_RERANK", "3"))  # ๋ฆฌ๋žญํ‚น ํ›„ ์„ ํƒํ•  ๊ฒฐ๊ณผ ์ˆ˜

# ๋กœ๊น… ์„ค์ •
LOG_LEVEL = get_env("LOG_LEVEL", "INFO")
LOG_FILE = get_env("LOG_FILE", "autorag.log")

# ์„ค์ • ์ •๋ณด ์ถœ๋ ฅ (๋””๋ฒ„๊น…์šฉ)
def print_config():
    """ํ˜„์žฌ ์„ค์ • ์ •๋ณด๋ฅผ ๋กœ๊ทธ์— ์ถœ๋ ฅ"""
    logger.info("===== ํ˜„์žฌ ์„ค์ • ์ •๋ณด =====")
    logger.info(f"์‹คํ–‰ ํ™˜๊ฒฝ: {'HuggingFace Spaces' if IS_HUGGINGFACE else '๋กœ์ปฌ'}")
    logger.info(f"๋ฌธ์„œ ๋””๋ ‰ํ† ๋ฆฌ: {PDF_DIRECTORY}")
    logger.info(f"์บ์‹œ ๋””๋ ‰ํ† ๋ฆฌ: {CACHE_DIRECTORY}")
    logger.info(f"์ฒญํฌ ํฌ๊ธฐ: {CHUNK_SIZE}, ์˜ค๋ฒ„๋žฉ: {CHUNK_OVERLAP}")
    logger.info(f"OpenAI ์‚ฌ์šฉ: {USE_OPENAI}")
    logger.info(f"DeepSeek ์‚ฌ์šฉ: {USE_DEEPSEEK}")
    logger.info(f"LLM ๋ชจ๋ธ: {LLM_MODEL}")
    if not USE_OPENAI and not USE_DEEPSEEK and not IS_HUGGINGFACE:
        logger.info(f"Ollama ํ˜ธ์ŠคํŠธ: {OLLAMA_HOST}")
    logger.info(f"์ž„๋ฒ ๋”ฉ ๋ชจ๋ธ: {EMBEDDING_MODEL}")
    logger.info(f"๋ฆฌ๋žญ์ปค ๋ชจ๋ธ: {RERANKER_MODEL}")
    logger.info(f"TOP_K ๊ฒ€์ƒ‰: {TOP_K_RETRIEVAL}, ๋ฆฌ๋žญํ‚น: {TOP_K_RERANK}")
    logger.info("=========================")

# ์„ค์ • ์œ ํšจ์„ฑ ๊ฒ€์‚ฌ
def validate_config() -> Dict[str, Any]:
    """
    ํ˜„์žฌ ์„ค์ •์˜ ์œ ํšจ์„ฑ์„ ๊ฒ€์‚ฌํ•˜๊ณ  ๊ฒฝ๊ณ ๋‚˜ ์˜ค๋ฅ˜๋ฅผ ๋กœ๊ทธ์— ๊ธฐ๋ก

    Returns:
        ๊ฒ€์ฆ ๊ฒฐ๊ณผ (status: ์ƒํƒœ, warnings: ๊ฒฝ๊ณ  ๋ชฉ๋ก)
    """
    warnings = []

    # ๋””๋ ‰ํ† ๋ฆฌ ํ™•์ธ
    if not os.path.exists(PDF_DIRECTORY):
        warnings.append(f"PDF ๋””๋ ‰ํ† ๋ฆฌ({PDF_DIRECTORY})๊ฐ€ ์กด์žฌํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.")

    # API ํ‚ค ํ™•์ธ (ํ—ˆ๊น…ํŽ˜์ด์Šค์™€ ๋กœ์ปฌ ํ™˜๊ฒฝ ๊ตฌ๋ถ„)
    if IS_HUGGINGFACE:
        if USE_DEEPSEEK and not DEEPSEEK_API_KEY:
            warnings.append("ํ—ˆ๊น…ํŽ˜์ด์Šค ํ™˜๊ฒฝ์—์„œ DeepSeek ์‚ฌ์šฉ์ด ์„ค์ •๋˜์—ˆ์ง€๋งŒ API ํ‚ค๊ฐ€ ์ œ๊ณต๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")
    else:
        if USE_OPENAI and not OPENAI_API_KEY:
            warnings.append("OpenAI ์‚ฌ์šฉ์ด ์„ค์ •๋˜์—ˆ์ง€๋งŒ API ํ‚ค๊ฐ€ ์ œ๊ณต๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")

        if USE_DEEPSEEK and not DEEPSEEK_API_KEY:
            warnings.append("DeepSeek ์‚ฌ์šฉ์ด ์„ค์ •๋˜์—ˆ์ง€๋งŒ API ํ‚ค๊ฐ€ ์ œ๊ณต๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.")

    # ๋ชจ๋ธ ๋ฐ ์„ค์ • ๊ฐ’ ํ™•์ธ
    if CHUNK_SIZE <= CHUNK_OVERLAP:
        warnings.append(f"์ฒญํฌ ํฌ๊ธฐ({CHUNK_SIZE})๊ฐ€ ์˜ค๋ฒ„๋žฉ({CHUNK_OVERLAP})๋ณด๋‹ค ์ž‘๊ฑฐ๋‚˜ ๊ฐ™์Šต๋‹ˆ๋‹ค.")

    # DeepSeek API ์—ฐ๊ฒฐ ํ™•์ธ (์„ค์ •๋œ ๊ฒฝ์šฐ)
    if USE_DEEPSEEK and DEEPSEEK_API_KEY:
        deepseek_test_result = test_deepseek_connection()
        if not deepseek_test_result["success"]:
            warnings.append(f"DeepSeek API ์—ฐ๊ฒฐ ํ…Œ์ŠคํŠธ ์‹คํŒจ: {deepseek_test_result['message']}")

    # ๊ฒฐ๊ณผ ๊ธฐ๋ก
    if warnings:
        for warning in warnings:
            logger.warning(warning)

    return {
        "status": "valid" if not warnings else "warnings",
        "warnings": warnings
    }

# ์„ค์ • ๋กœ๋“œ ์‹œ ์‹คํ–‰
print_config()
config_status = validate_config()