# -*- coding: utf-8 -*-
"""
Created on 2025-06-18

"""

import logging
import time
from typing import Optional
import sys

import pandas as pd

sys.path.extend(['../..', '.'])
import kis_auth as ka

# 로깅 설정
logging.basicConfig(level=logging.INFO, format='%(levelname)s - %(message)s')
logger = logging.getLogger(__name__)

##############################################################################################
# [국내주식] ELW시세 - ELW 신규상장종목[국내주식-181]
##############################################################################################

# 상수 정의
API_URL = "/uapi/elw/v1/quotations/newly-listed"

def newly_listed(
    fid_cond_mrkt_div_code: str,  # 조건시장분류코드
    fid_cond_scr_div_code: str,  # 조건화면분류코드
    fid_div_cls_code: str,  # 분류구분코드
    fid_unas_input_iscd: str,  # 기초자산입력종목코드
    fid_input_iscd_2: str,  # 입력종목코드2
    fid_input_date_1: str,  # 입력날짜1
    fid_blng_cls_code: str,  # 결재방법
    tr_cont: str = "",  # 연속 거래 여부
    dataframe: Optional[pd.DataFrame] = None,  # 누적 데이터프레임
    depth: int = 0,  # 현재 재귀 깊이
    max_depth: int = 10  # 최대 재귀 깊이
) -> Optional[pd.DataFrame]:
    """
    [국내주식] ELW시세 
    ELW 신규상장종목[국내주식-181]
    ELW 신규상장종목 API를 호출하여 DataFrame으로 반환합니다.
    
    Args:
        fid_cond_mrkt_div_code (str): 시장구분코드 (W)
        fid_cond_scr_div_code (str): Unique key(11548)
        fid_div_cls_code (str): 전체(02), 콜(00), 풋(01)
        fid_unas_input_iscd (str): 'ex) 000000(전체), 2001(코스피200) , 3003(코스닥150), 005930(삼성전자) '
        fid_input_iscd_2 (str): '00003(한국투자증권), 00017(KB증권),  00005(미래에셋증권)'
        fid_input_date_1 (str): 날짜 (ex) 20240402)
        fid_blng_cls_code (str): 0(전체), 1(일반), 2(조기종료)
        tr_cont (str): 연속 거래 여부
        dataframe (Optional[pd.DataFrame]): 누적 데이터프레임
        depth (int): 현재 재귀 깊이
        max_depth (int): 최대 재귀 깊이 (기본값: 10)
        
    Returns:
        Optional[pd.DataFrame]: ELW 신규상장종목 데이터
        
    Example:
        >>> df = newly_listed(
        ...     fid_cond_mrkt_div_code='W',
        ...     fid_cond_scr_div_code='11548',
        ...     fid_div_cls_code='02',
        ...     fid_unas_input_iscd='000000',
        ...     fid_input_iscd_2='00003',
        ...     fid_input_date_1='20240402',
        ...     fid_blng_cls_code='0'
        ... )
        >>> print(df)
    """
    # 필수 파라미터 검증
    if not fid_cond_mrkt_div_code:
        logger.error("fid_cond_mrkt_div_code is required. (e.g. 'W')")
        raise ValueError("fid_cond_mrkt_div_code is required. (e.g. 'W')")
    
    if not fid_cond_scr_div_code:
        logger.error("fid_cond_scr_div_code is required. (e.g. '11548')")
        raise ValueError("fid_cond_scr_div_code is required. (e.g. '11548')")
    
    if not fid_div_cls_code:
        logger.error("fid_div_cls_code is required. (e.g. '02')")
        raise ValueError("fid_div_cls_code is required. (e.g. '02')")
    
    if not fid_unas_input_iscd:
        logger.error("fid_unas_input_iscd is required. (e.g. '000000')")
        raise ValueError("fid_unas_input_iscd is required. (e.g. '000000')")
    
    if not fid_input_iscd_2:
        logger.error("fid_input_iscd_2 is required. (e.g. '00003')")
        raise ValueError("fid_input_iscd_2 is required. (e.g. '00003')")
    
    if not fid_input_date_1:
        logger.error("fid_input_date_1 is required. (e.g. '20240402')")
        raise ValueError("fid_input_date_1 is required. (e.g. '20240402')")
    
    if not fid_blng_cls_code:
        logger.error("fid_blng_cls_code is required. (e.g. '0')")
        raise ValueError("fid_blng_cls_code is required. (e.g. '0')")

    # 최대 재귀 깊이 체크
    if depth >= max_depth:
        logger.warning("Maximum recursion depth (%d) reached. Stopping further requests.", max_depth)
        return dataframe if dataframe is not None else pd.DataFrame()
    
    tr_id = "FHKEW154800C0"

    params = {
        "FID_COND_MRKT_DIV_CODE": fid_cond_mrkt_div_code,
        "FID_COND_SCR_DIV_CODE": fid_cond_scr_div_code,
        "FID_DIV_CLS_CODE": fid_div_cls_code,
        "FID_UNAS_INPUT_ISCD": fid_unas_input_iscd,
        "FID_INPUT_ISCD_2": fid_input_iscd_2,
        "FID_INPUT_DATE_1": fid_input_date_1,
        "FID_BLNG_CLS_CODE": fid_blng_cls_code,
    }

    # API 호출
    res = ka._url_fetch(API_URL, tr_id, tr_cont, params)

    if res.isOK():
        # 응답 데이터 처리
        if hasattr(res.getBody(), 'output'):
            output_data = res.getBody().output
            if not isinstance(output_data, list):
                output_data = [output_data]
            current_data = pd.DataFrame(output_data)
        else:
            current_data = pd.DataFrame()
            
        if dataframe is not None:
            dataframe = pd.concat([dataframe, current_data], ignore_index=True)
        else:
            dataframe = current_data
            
        tr_cont = res.getHeader().tr_cont
        
        if tr_cont == "M":
            logger.info("Calling next page...")
            ka.smart_sleep()
            return newly_listed(
                fid_cond_mrkt_div_code,
                fid_cond_scr_div_code,
                fid_div_cls_code,
                fid_unas_input_iscd,
                fid_input_iscd_2,
                fid_input_date_1,
                fid_blng_cls_code,
                "N", dataframe, depth + 1, max_depth
            )
        else:
            logger.info("Data fetch complete.")
            return dataframe
    else:
        # API 에러 처리
        logger.error("API call failed: %s - %s", res.getErrorCode(), res.getErrorMessage())
        res.printError(API_URL)
        return pd.DataFrame()
