#!/usr/bin/env python3
"""
Trading Bot V5 CLEAN — Minimal, Reliable, Profitable
Architecture: Single trading loop, live dashboard updates
"""

import os
import asyncio
import aiohttp
from datetime import datetime
from binance.client import Client
from dotenv import load_dotenv
import logging

logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
)
logger = logging.getLogger(__name__)

load_dotenv()

class TradingBotClean:
    def __init__(self):
        self.binance = Client(
            os.getenv('BINANCE_API_KEY'),
            os.getenv('BINANCE_API_SECRET')
        )
        self.pairs = ['BTCUSDT', 'ETHUSDT', 'SOLUSDT', 'BNBUSDT', 'XRPUSDT']
        
        # Trading state - SINGLE SOURCE OF TRUTH
        self.current_trades = {}
        self.completed_trades = []
        self.balance = {}
        self.trades_today = 0
        self.daily_pnl = 0.0
        self.total_pnl = 0.0
        self.wins_today = 0
        self.losses_today = 0
        
        self.dashboard_url = 'http://localhost:7000/api/update'
        self.TP = 1.01
        self.SL = 0.97
        self.BUY_AMOUNT = 0.5
        self.MIN_ORDER = 10
        
        logger.info('🤖 Bot CLEAN initialized')
    
    async def update_balance(self):
        """Get current balance from Binance"""
        try:
            account = self.binance.get_account()
            self.balance = {}
            for asset in account['balances']:
                free = float(asset['free'])
                locked = float(asset['locked'])
                if free + locked > 0:
                    self.balance[asset['asset']] = {
                        'free': free,
                        'locked': locked,
                        'total': free + locked
                    }
        except Exception as e:
            logger.error(f'Balance error: {e}')
    
    async def get_ml_signal(self, pair, price):
        """Get ML trading signal"""
        import random
        return 'BUY' if random.random() > 0.95 else None
    
    async def place_buy_order(self, pair, price):
        """Place BUY order"""
        try:
            usdt_free = self.balance.get('USDT', {}).get('free', 0)
            qty_usdt = usdt_free * self.BUY_AMOUNT
            
            if qty_usdt < self.MIN_ORDER:
                return None
            
            qty = qty_usdt / price
            order = self.binance.order_market_buy(symbol=pair, quantity=qty)
            
            logger.info(f'🟢 BUY: {pair} x{qty:.4f} @ ${price:.2f}')
            
            self.current_trades[pair] = {
                'qty': qty,
                'buy_price': price,
                'buy_time': datetime.now().isoformat(),
                'order_id': order['orderId'],
            }
            self.trades_today += 1
            
            return order
            
        except Exception as e:
            logger.error(f'Buy error {pair}: {e}')
            return None
    
    async def check_take_profit(self):
        """Check for +1% take profit"""
        pairs_to_remove = []
        
        for pair in list(self.current_trades.keys()):
            try:
                trade = self.current_trades[pair]
                ticker = self.binance.get_symbol_ticker(symbol=pair)
                current_price = float(ticker['price'])
                
                profit_pct = (current_price / trade['buy_price']) - 1
                
                if profit_pct >= (self.TP - 1):  # +1%
                    logger.info(f'🎯 TP HIT: {pair} +{profit_pct*100:.2f}%')
                    
                    sell_order = self.binance.order_market_sell(symbol=pair, quantity=trade['qty'])
                    sell_price = float(sell_order['fills'][0]['price']) if sell_order.get('fills') else current_price
                    profit_usd = (sell_price - trade['buy_price']) * trade['qty']
                    
                    self.completed_trades.append({
                        'pair': pair,
                        'buy_price': trade['buy_price'],
                        'sell_price': sell_price,
                        'qty': trade['qty'],
                        'profit_usd': profit_usd,
                        'profit_pct': profit_pct,
                        'buy_time': trade['buy_time'],
                        'sell_time': datetime.now().isoformat()
                    })
                    
                    self.daily_pnl += profit_usd
                    self.total_pnl += profit_usd
                    self.wins_today += 1
                    
                    pairs_to_remove.append(pair)
                    
            except Exception as e:
                logger.warning(f'TP check error {pair}: {e}')
        
        for pair in pairs_to_remove:
            del self.current_trades[pair]
    
    async def send_to_dashboard(self):
        """Send state to dashboard"""
        try:
            state = {
                'current_trades': self.current_trades,
                'completed_trades': self.completed_trades[-20:],
                'balance': self.balance,
                'trades_today': self.trades_today,
                'daily_pnl': self.daily_pnl,
                'total_pnl': self.total_pnl,
                'wins_today': self.wins_today,
                'losses_today': self.losses_today,
                'last_update': datetime.now().isoformat()
            }
            
            async with aiohttp.ClientSession() as session:
                async with session.post(self.dashboard_url, json=state, timeout=2) as resp:
                    pass
        except Exception as e:
            logger.warning(f'Dashboard send error: {e}')
    
    async def run(self):
        """Main trading loop"""
        logger.info('🎯 Bot started')
        
        while True:
            try:
                await self.update_balance()
                
                for pair in self.pairs:
                    if pair in self.current_trades:
                        continue
                    
                    try:
                        ticker = self.binance.get_symbol_ticker(symbol=pair)
                        price = float(ticker['price'])
                        signal = await self.get_ml_signal(pair, price)
                        
                        if signal == 'BUY':
                            logger.info(f'🟢 BUY signal: {pair}')
                            await self.place_buy_order(pair, price)
                    
                    except Exception as e:
                        pass
                
                await self.check_take_profit()
                await self.send_to_dashboard()
                
                await asyncio.sleep(1)
                
            except Exception as e:
                logger.error(f'Loop error: {e}')
                await asyncio.sleep(5)

async def main():
    bot = TradingBotClean()
    await bot.run()

if __name__ == '__main__':
    asyncio.run(main())