import pandas as pd
from datetime import datetime, timedelta
import time
import schedule
from config import *
import FinanceDataReader as fdr

from monitor_min import Monitor

class MonitorStock (Monitor):
    """자산(코인/주식/ETF) 모니터링 및 매수 실행 클래스"""

    def __init__(self) -> None:
        super().__init__(None)


    def get_kr_stock_data(self, symbol: str, retries: int = 3) -> pd.DataFrame | None:
        for attempt in range(retries):
            try:
                end = datetime.now()
                start = end - timedelta(days=300)
                data = fdr.DataReader(symbol, start.strftime('%Y-%m-%d'), end.strftime('%Y-%m-%d'))
                if not data.empty:
                    data = data.rename(columns={
                        'Open': 'Open',
                        'High': 'High',
                        'Low': 'Low',
                        'Close': 'Close',
                        'Volume': 'Volume',
                    })
                    return data
                print(f"No data received for {symbol}, attempt {attempt + 1}")
                time.sleep(2)
            except Exception as e:
                print(f"Attempt {attempt + 1} failed for {symbol}: {str(e)}")
                if attempt < retries - 1:
                    time.sleep(5)
                continue
        return None

    # ------------- Monitors -------------
    def monitor_us_stocks(self) -> None:
        message_list: list[str] = []
        print("US Stocks {}".format(datetime.now().strftime('%Y-%m-%d %H:%M:%S')))
        for symbol in US_STOCKS:
            data = self.get_kr_stock_data(symbol)
            if data is not None and not data.empty:
                try:
                    data = self.calculate_technical_indicators(data)
                    recent_data = self.check_point(symbol, data)
                    if recent_data['point'].iloc[-1] != 1:
                        continue
                    print(f"   - {US_STOCKS[symbol]} ({symbol}): {recent_data['Close'].iloc[-1]:.2f}")
                    message_list.append(
                        self.format_message('US', symbol, US_STOCKS[symbol], recent_data['Close'].iloc[-1], recent_data['signal'].iloc[-1])
                    )
                except Exception as e:
                    print(f"Error processing data for {symbol}: {str(e)}")
            time.sleep(0.5)
        if len(message_list) > 0:
            try:
                self.send_stock_telegram_message(message_list, header="[US-STOCK]")
            except Exception as e:
                print(f"Error sending Telegram message: {str(e)}")

    def monitor_kr_stocks(self) -> None:
        message_list: list[str] = []
        print("KR ETFs {}".format(datetime.now().strftime('%Y-%m-%d %H:%M:%S')))
        for symbol in KR_ETFS:
            try:
                clean_symbol = symbol.replace('.KS', '')
                data = self.get_kr_stock_data(clean_symbol)
                if data is not None and not data.empty:
                    try:
                        data = self.calculate_technical_indicators(data)
                        recent_data = self.check_point(symbol, data)
                        if recent_data['point'].iloc[-1] != 1:
                            continue
                        print(f"   - {KR_ETFS[symbol]} ({symbol}): {recent_data['Close'].iloc[-1]:.2f}")
                        message_list.append(
                            self.format_message('KR', symbol, KR_ETFS[symbol], recent_data['Close'].iloc[-1], recent_data['signal'].iloc[-1])
                        )
                    except Exception as e:
                        print(f"Error processing data for {symbol}: {str(e)}")
                else:
                    print(f"Data for {symbol} is empty or None.")
                time.sleep(1)
            except Exception as e:
                print(f"Unexpected error processing {symbol}: {str(e)}")
                continue
        if len(message_list) > 0:
            try:
                self.send_stock_telegram_message(message_list, header="[KR-STOCK]")
            except Exception as e:
                print(f"Error sending Telegram message: {str(e)}")

    # ------------- Scheduler -------------
    def run_schedule(self) -> None:
        schedule.every().day.at("16:30").do(self.monitor_us_stocks)
        schedule.every().day.at("23:30").do(self.monitor_us_stocks)
        schedule.every().day.at("08:10").do(self.monitor_kr_stocks)
        schedule.every().day.at("18:20").do(self.monitor_kr_stocks)
        print("Scheduler started. Stock Monitoring will run at specified times.")
        while True:
            schedule.run_pending()
            time.sleep(1)


if __name__ == "__main__":
    MonitorStock().run_schedule()