#!/usr/bin/env python3
"""
Check ETHUSDC Trading Rules and Precision
"""

import os
import sys
from pathlib import Path

# Add project root to path
project_root = Path(__file__).parent
sys.path.insert(0, str(project_root))

from NN.exchanges.mexc_interface import MEXCInterface

def check_ethusdc_precision():
    """Check ETHUSDC trading rules"""
    print("Checking ETHUSDC Trading Rules...")
    print("=" * 50)
    
    # Get API credentials
    api_key = os.getenv('MEXC_API_KEY', '')
    api_secret = os.getenv('MEXC_SECRET_KEY', '')
    
    if not api_key or not api_secret:
        print("❌ No MEXC API credentials found")
        return
    
    # Create MEXC interface
    mexc = MEXCInterface(api_key=api_key, api_secret=api_secret, test_mode=False)
    
    if not mexc.connect():
        print("❌ Failed to connect to MEXC API")
        return
    
    print("✅ Connected to MEXC API")
    
    # Check if ETHUSDC is supported
    if mexc.is_symbol_supported("ETH/USDT"):  # Will be converted to ETHUSDC
        print("✅ ETHUSDC is supported for trading")
    else:
        print("❌ ETHUSDC is not supported for trading")
        return
    
    # Get current ticker to see price
    ticker = mexc.get_ticker("ETH/USDT")  # Will query ETHUSDC
    if ticker:
        price = ticker.get('last', 0)
        print(f"Current ETHUSDC Price: ${price:.2f}")
    
    # Test different quantities to find minimum
    test_quantities = [
        0.001,    # $3 worth
        0.01,     # $30 worth  
        0.1,      # $300 worth
        0.009871, # Our calculated quantity
    ]
    
    print("\nTesting different quantities:")
    print("-" * 30)
    
    for qty in test_quantities:
        rounded_qty = round(qty, 6)
        value_usd = rounded_qty * price if ticker else 0
        print(f"Quantity: {rounded_qty:8.6f} ETH (~${value_usd:.2f})")
    
    print(f"\nOur test quantity: 0.009871 ETH")
    print(f"Rounded to 6 decimals: {round(0.009871, 6):.6f} ETH")
    print(f"Value: ~${round(0.009871, 6) * price:.2f}")
    
    print("\nNext steps:")
    print("1. Check if minimum order value is $10+ USD")
    print("2. Try with a larger quantity (0.01 ETH = ~$30)")

if __name__ == "__main__":
    check_ethusdc_precision()