mexc debug files

NN/exchanges/mexc/debug/fix_mexc_orders_v3.py

@@ -0,0 +1,134 @@
+#!/usr/bin/env python3
+"""
+MEXC Order Fix V3 - Based on exact curl examples from MEXC documentation
+"""
+
+import os
+import sys
+import time
+import hmac
+import hashlib
+import requests
+import json
+from urllib.parse import urlencode
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent
+sys.path.insert(0, str(project_root))
+
+def create_mexc_signature_v3(query_string: str, secret_key: str) -> str:
+    """Create MEXC signature exactly as shown in curl examples"""
+    
+    print(f"Signing string: {query_string}")
+    
+    # MEXC uses HMAC SHA256 on the query string
+    signature = hmac.new(
+        secret_key.encode('utf-8'),
+        query_string.encode('utf-8'),
+        hashlib.sha256
+    ).hexdigest()
+    
+    print(f"Generated signature: {signature}")
+    return signature
+
+def test_mexc_order_v3():
+    """Test MEXC order placement with V3 method matching curl examples"""
+    print("Testing MEXC Order V3 - Exact curl examples...")
+    print("=" * 60)
+    
+    # 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
+    
+    # Order parameters exactly like the examples
+    timestamp = str(int(time.time() * 1000))
+    
+    # Build the query string in alphabetical order (like the examples)
+    params = {
+        'price': '2900.0',
+        'quantity': '0.003',
+        'recvWindow': '5000',
+        'side': 'BUY',
+        'symbol': 'ETHUSDC',
+        'timeInForce': 'GTC',
+        'timestamp': timestamp,
+        'type': 'LIMIT'
+    }
+    
+    # Create query string in alphabetical order
+    query_string = urlencode(sorted(params.items()))
+    
+    print(f"Parameters: {params}")
+    print(f"Query string: {query_string}")
+    
+    # Generate signature
+    signature = create_mexc_signature_v3(query_string, api_secret)
+    
+    # Build the final URL and data exactly like the curl examples
+    base_url = "https://api.mexc.com/api/v3/order"
+    final_data = f"{query_string}&signature={signature}"
+    
+    # Headers exactly like the curl examples
+    headers = {
+        'X-MEXC-APIKEY': api_key,
+        'Content-Type': 'application/x-www-form-urlencoded'
+    }
+    
+    try:
+        print(f"\nMaking POST request to: {base_url}")
+        print(f"Headers: {headers}")
+        print(f"Data: {final_data}")
+        
+        # POST with data in body (like curl -d option)
+        response = requests.post(base_url, headers=headers, data=final_data, timeout=10)
+        
+        print(f"\nResponse Status: {response.status_code}")
+        print(f"Response: {response.text}")
+        
+        if response.status_code == 200:
+            result = response.json()
+            print("✅ Order placed successfully!")
+            print(f"Order result: {result}")
+            
+            # Cancel immediately if successful
+            if 'orderId' in result:
+                print(f"\n🔄 Canceling order {result['orderId']}...")
+                cancel_order_v3(api_key, api_secret, 'ETHUSDC', result['orderId'])
+                
+        else:
+            print("❌ Order placement failed")
+            
+    except Exception as e:
+        print(f"❌ Request error: {e}")
+
+def cancel_order_v3(api_key: str, secret_key: str, symbol: str, order_id: str):
+    """Cancel a MEXC order using V3 method"""
+    timestamp = str(int(time.time() * 1000))
+    
+    params = {
+        'orderId': order_id,
+        'recvWindow': '5000',
+        'symbol': symbol,
+        'timestamp': timestamp
+    }
+    
+    query_string = urlencode(sorted(params.items()))
+    signature = create_mexc_signature_v3(query_string, secret_key)
+    
+    url = f"https://api.mexc.com/api/v3/order"
+    data = f"{query_string}&signature={signature}"
+    headers = {
+        'X-MEXC-APIKEY': api_key,
+        'Content-Type': 'application/x-www-form-urlencoded'
+    }
+    
+    response = requests.delete(url, headers=headers, data=data, timeout=10)
+    print(f"Cancel response: {response.status_code} - {response.text}")
+
+if __name__ == "__main__":
+    test_mexc_order_v3()