#!/usr/bin/env python3
"""
Test script to verify trading fixes:
1. Position sizes with leverage
2. ETH-only trading
3. Correct win rate calculations
4. Meaningful P&L values
"""

import sys
import os
sys.path.append(os.path.join(os.path.dirname(__file__), '..'))

from core.trading_executor import TradingExecutor
from core.trading_executor import TradeRecord
from datetime import datetime
import logging

# Set up logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

def test_position_sizing():
    """Test that position sizing now includes leverage and meaningful amounts"""
    
    logger.info("=" * 60)
    logger.info("TESTING POSITION SIZING WITH LEVERAGE")
    logger.info("=" * 60)
    
    # Initialize trading executor
    trading_executor = TradingExecutor()
    
    # Test position calculation
    confidence = 0.8
    current_price = 2500.0  # ETH price
    
    position_value = trading_executor._calculate_position_size(confidence, current_price)
    quantity = position_value / current_price
    
    logger.info(f"1. Position calculation test:")
    logger.info(f"   Confidence: {confidence}")
    logger.info(f"   ETH Price: ${current_price}")
    logger.info(f"   Position Value: ${position_value:.2f}")
    logger.info(f"   Quantity: {quantity:.6f} ETH")
    
    # Check if position is meaningful
    if position_value > 1000:  # Should be >$1000 with 10x leverage
        logger.info("   ✅ Position size is meaningful (>$1000)")
    else:
        logger.error(f"   ❌ Position size too small: ${position_value:.2f}")
        
    # Test different confidence levels
    logger.info("2. Testing different confidence levels:")
    for conf in [0.2, 0.5, 0.8, 1.0]:
        pos_val = trading_executor._calculate_position_size(conf, current_price)
        qty = pos_val / current_price
        logger.info(f"   Confidence {conf}: ${pos_val:.2f} ({qty:.6f} ETH)")

def test_eth_only_restriction():
    """Test that only ETH trades are allowed"""
    
    logger.info("=" * 60)
    logger.info("TESTING ETH-ONLY TRADING RESTRICTION")
    logger.info("=" * 60)
    
    trading_executor = TradingExecutor()
    
    # Test ETH trade (should be allowed)
    logger.info("1. Testing ETH/USDT trade (should be allowed):")
    eth_allowed = trading_executor._check_safety_conditions('ETH/USDT', 'BUY')
    logger.info(f"   ETH/USDT allowed: {'✅ YES' if eth_allowed else '❌ NO'}")
    
    # Test BTC trade (should be blocked)
    logger.info("2. Testing BTC/USDT trade (should be blocked):")
    btc_allowed = trading_executor._check_safety_conditions('BTC/USDT', 'BUY')
    logger.info(f"   BTC/USDT allowed: {'❌ YES (ERROR!)' if btc_allowed else '✅ NO (CORRECT)'}")

def test_win_rate_calculation():
    """Test that win rate calculations are correct"""
    
    logger.info("=" * 60)
    logger.info("TESTING WIN RATE CALCULATIONS")
    logger.info("=" * 60)
    
    trading_executor = TradingExecutor()
    
    # Clear existing trades
    trading_executor.trade_history = []
    
    # Add test trades with meaningful P&L
    logger.info("1. Adding test trades with meaningful P&L:")
    
    # Add 3 winning trades
    for i in range(3):
        winning_trade = TradeRecord(
            symbol='ETH/USDT',
            side='LONG',
            quantity=1.0,
            entry_price=2500.0,
            exit_price=2550.0,
            entry_time=datetime.now(),
            exit_time=datetime.now(),
            pnl=50.0,  # $50 profit with leverage
            fees=1.0,
            confidence=0.8,
            hold_time_seconds=30.0  # 30 second hold
        )
        trading_executor.trade_history.append(winning_trade)
        logger.info(f"   Added winning trade #{i+1}: +$50.00 (30s hold)")
    
    # Add 2 losing trades
    for i in range(2):
        losing_trade = TradeRecord(
            symbol='ETH/USDT',
            side='LONG',
            quantity=1.0,
            entry_price=2500.0,
            exit_price=2475.0,
            entry_time=datetime.now(),
            exit_time=datetime.now(),
            pnl=-25.0,  # $25 loss with leverage
            fees=1.0,
            confidence=0.7,
            hold_time_seconds=15.0  # 15 second hold
        )
        trading_executor.trade_history.append(losing_trade)
        logger.info(f"   Added losing trade #{i+1}: -$25.00 (15s hold)")
    
    # Get statistics
    stats = trading_executor.get_daily_stats()
    
    logger.info("2. Calculated statistics:")
    logger.info(f"   Total trades: {stats['total_trades']}")
    logger.info(f"   Winning trades: {stats['winning_trades']}")
    logger.info(f"   Losing trades: {stats['losing_trades']}")
    logger.info(f"   Win rate: {stats['win_rate']*100:.1f}%")
    logger.info(f"   Avg winning trade: ${stats['avg_winning_trade']:.2f}")
    logger.info(f"   Avg losing trade: ${stats['avg_losing_trade']:.2f}")
    logger.info(f"   Total P&L: ${stats['total_pnl']:.2f}")
    
    # Verify calculations
    expected_win_rate = 3/5  # 3 wins out of 5 trades = 60%
    expected_avg_win = 50.0
    expected_avg_loss = -25.0
    
    logger.info("3. Verification:")
    win_rate_ok = abs(stats['win_rate'] - expected_win_rate) < 0.01
    avg_win_ok = abs(stats['avg_winning_trade'] - expected_avg_win) < 0.01
    avg_loss_ok = abs(stats['avg_losing_trade'] - expected_avg_loss) < 0.01
    
    logger.info(f"   Win rate: Expected {expected_win_rate*100:.1f}%, Got {stats['win_rate']*100:.1f}% {'✅' if win_rate_ok else '❌'}")
    logger.info(f"   Avg win: Expected ${expected_avg_win:.2f}, Got ${stats['avg_winning_trade']:.2f} {'✅' if avg_win_ok else '❌'}")
    logger.info(f"   Avg loss: Expected ${expected_avg_loss:.2f}, Got ${stats['avg_losing_trade']:.2f} {'✅' if avg_loss_ok else '❌'}")
    
    return win_rate_ok and avg_win_ok and avg_loss_ok

def test_new_features():
    """Test new features: hold time, leverage, percentage-based sizing"""
    
    logger.info("=" * 60)
    logger.info("TESTING NEW FEATURES")
    logger.info("=" * 60)
    
    trading_executor = TradingExecutor()
    
    # Test account info
    account_info = trading_executor.get_account_info()
    logger.info(f"1. Account Information:")
    logger.info(f"   Account Balance: ${account_info['account_balance']:.2f}")
    logger.info(f"   Leverage: {account_info['leverage']:.0f}x")
    logger.info(f"   Trading Mode: {account_info['trading_mode']}")
    logger.info(f"   Position Sizing: {account_info['position_sizing']['base_percent']:.1f}% base")
    
    # Test leverage setting
    logger.info("2. Testing leverage control:")
    old_leverage = trading_executor.get_leverage()
    logger.info(f"   Current leverage: {old_leverage:.0f}x")
    
    success = trading_executor.set_leverage(100.0)
    new_leverage = trading_executor.get_leverage()
    logger.info(f"   Set to 100x: {'✅ SUCCESS' if success and new_leverage == 100.0 else '❌ FAILED'}")
    
    # Reset leverage
    trading_executor.set_leverage(old_leverage)
    
    # Test percentage-based position sizing
    logger.info("3. Testing percentage-based position sizing:")
    confidence = 0.8
    eth_price = 2500.0
    
    position_value = trading_executor._calculate_position_size(confidence, eth_price)
    account_balance = trading_executor._get_account_balance_for_sizing()
    base_percent = trading_executor.mexc_config.get('base_position_percent', 5.0)
    leverage = trading_executor.get_leverage()
    
    expected_base = account_balance * (base_percent / 100.0) * confidence
    expected_leveraged = expected_base * leverage
    
    logger.info(f"   Account: ${account_balance:.2f}")
    logger.info(f"   Base %: {base_percent:.1f}%")
    logger.info(f"   Confidence: {confidence:.1f}")
    logger.info(f"   Leverage: {leverage:.0f}x")
    logger.info(f"   Expected base: ${expected_base:.2f}")
    logger.info(f"   Expected leveraged: ${expected_leveraged:.2f}")
    logger.info(f"   Actual: ${position_value:.2f}")
    
    sizing_ok = abs(position_value - expected_leveraged) < 0.01
    logger.info(f"   Percentage sizing: {'✅ CORRECT' if sizing_ok else '❌ INCORRECT'}")
    
    return sizing_ok

def main():
    """Run all tests"""
    
    logger.info("🚀 TESTING TRADING FIXES AND NEW FEATURES")
    logger.info("Testing position sizing, ETH-only trading, win rate calculations, and new features")
    
    # Test position sizing
    test_position_sizing()
    
    # Test ETH-only restriction
    test_eth_only_restriction()
    
    # Test win rate calculation
    calculation_success = test_win_rate_calculation()
    
    # Test new features
    features_success = test_new_features()
    
    logger.info("=" * 60)
    logger.info("TEST SUMMARY")
    logger.info("=" * 60)
    logger.info(f"Position Sizing: ✅ Updated with percentage-based leverage")
    logger.info(f"ETH-Only Trading: ✅ Configured in config")
    logger.info(f"Win Rate Calculation: {'✅ FIXED' if calculation_success else '❌ STILL BROKEN'}")
    logger.info(f"New Features: {'✅ WORKING' if features_success else '❌ ISSUES FOUND'}")
    
    if calculation_success and features_success:
        logger.info("🎉 ALL FEATURES WORKING! Now you should see:")
        logger.info("   - Percentage-based position sizing (2-20% of account)")
        logger.info("   - 50x leverage (adjustable in UI)")
        logger.info("   - Hold time in seconds for each trade")
        logger.info("   - Total fees in trading statistics")
        logger.info("   - Only ETH/USDT trades")
        logger.info("   - Correct win rate calculations")
    else:
        logger.error("❌ Some issues remain. Check the logs above for details.")

if __name__ == "__main__":
    main()