Files
DinQuant/backend_api_python/app/services/strategy.py
T
TIANHE b7451c63fb fix: Fix trading precision issues and improve error handling
- Fix quantity precision calculation for Binance, OKX, Bybit, Bitget, Deepcoin exchanges
- Improve OpenRouter API error handling with detailed error messages
- Add SECRET_KEY validation in Docker deployment entrypoint
- Fix K-line chart measurement tool click issue
- Adapt billing page text colors for dark theme
- Update frontend build files
2026-03-12 00:02:53 +08:00

966 lines
48 KiB
Python

import os
import time
import json
import threading
import uuid
from typing import List, Dict, Any, Optional
from datetime import datetime
from app.utils.logger import get_logger
from app.utils.db import get_db_connection
logger = get_logger(__name__)
class StrategyService:
"""Strategy service."""
# Class variable: limit connection test concurrency
_connection_test_semaphore = threading.Semaphore(5)
def __init__(self):
# Local deployment: do not use encryption/decryption.
pass
def get_running_strategies(self) -> List[Dict[str, Any]]:
"""Get all running strategies (ID only)"""
try:
with get_db_connection() as db:
cursor = db.cursor()
query = "SELECT id FROM qd_strategies_trading WHERE status = 'running'"
cursor.execute(query)
results = cursor.fetchall()
cursor.close()
return [row['id'] for row in results]
except Exception as e:
logger.error(f"Failed to fetch running strategies: {str(e)}")
return []
def get_running_strategies_with_type(self) -> List[Dict[str, Any]]:
"""Get all running strategies (with type info)"""
try:
with get_db_connection() as db:
cursor = db.cursor()
# Assume qd_strategies_trading table has strategy_type field
# If not, may need join query or determine from other fields
# Here we assume table structure is updated
query = "SELECT id, strategy_type FROM qd_strategies_trading WHERE status = 'running'"
cursor.execute(query)
results = cursor.fetchall()
cursor.close()
strategies = [{'id': row['id'], 'strategy_type': row.get('strategy_type', '')} for row in results]
logger.info(f"Found {len(strategies)} running strategies: {strategies}")
return strategies
except Exception as e:
logger.error(f"Failed to fetch running strategies: {str(e)}")
return []
def get_exchange_symbols(self, exchange_config: Dict[str, Any]) -> Dict[str, Any]:
"""
Get exchange trading pairs (no API Key required)
"""
try:
exchange_id = exchange_config.get('exchange_id', '')
proxies = exchange_config.get('proxies')
if not exchange_id:
return {'success': False, 'message': 'Please select an exchange', 'symbols': []}
# For these exchanges, prefer direct REST (no ccxt), aligned with local live-trading design.
ex = str(exchange_id or "").strip().lower()
if ex in ("bybit", "coinbaseexchange", "coinbase_exchange", "kraken", "kucoin", "gate", "bitfinex"):
import requests
def _req_json(url: str) -> Any:
r = requests.get(url, timeout=15, proxies=proxies)
r.raise_for_status()
return r.json()
symbols: List[str] = []
market_type = str(exchange_config.get("market_type") or exchange_config.get("defaultType") or "spot").strip().lower()
if market_type in ("futures", "future", "perp", "perpetual"):
market_type = "swap"
if ex == "bybit":
base = str(exchange_config.get("base_url") or exchange_config.get("baseUrl") or "https://api.bybit.com").rstrip("/")
cat = "spot" if market_type == "spot" else "linear"
j = _req_json(f"{base}/v5/market/instruments-info?category={cat}")
lst = (((j.get("result") or {}).get("list")) if isinstance(j, dict) else None) or []
if isinstance(lst, list):
for it in lst:
if not isinstance(it, dict):
continue
sym = str(it.get("symbol") or "")
status = str(it.get("status") or "").lower()
if not sym or (status and status not in ("trading", "tradable", "online")):
continue
if sym.endswith("USDT") and len(sym) > 4:
symbols.append(f"{sym[:-4]}/USDT")
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
if ex in ("coinbaseexchange", "coinbase_exchange"):
base = str(exchange_config.get("base_url") or exchange_config.get("baseUrl") or "https://api.exchange.coinbase.com").rstrip("/")
j = _req_json(f"{base}/products")
if isinstance(j, list):
for it in j:
if not isinstance(it, dict):
continue
if str(it.get("status") or "").lower() not in ("online", ""):
continue
base_ccy = str(it.get("base_currency") or "").upper()
quote_ccy = str(it.get("quote_currency") or "").upper()
if quote_ccy == "USDT" and base_ccy:
symbols.append(f"{base_ccy}/USDT")
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
if ex == "kraken":
if market_type == "spot":
j = _req_json("https://api.kraken.com/0/public/AssetPairs")
res = (j.get("result") if isinstance(j, dict) else None) or {}
if isinstance(res, dict):
for _k, v in res.items():
if not isinstance(v, dict):
continue
wsname = str(v.get("wsname") or "")
if not wsname or "/" not in wsname:
continue
base_ccy, quote_ccy = wsname.split("/", 1)
if str(quote_ccy).upper() == "USDT":
symbols.append(f"{str(base_ccy).upper()}/USDT")
else:
base = str(exchange_config.get("futures_base_url") or exchange_config.get("futuresBaseUrl") or "https://futures.kraken.com").rstrip("/")
j = _req_json(f"{base}/derivatives/api/v3/instruments")
instruments = j.get("instruments") if isinstance(j, dict) else None
if isinstance(instruments, list):
for it in instruments:
if not isinstance(it, dict):
continue
sym = str(it.get("symbol") or "")
typ = str(it.get("type") or "").lower()
if sym and ("perpetual" in typ or typ.startswith("pf") or sym.startswith("PF_")):
symbols.append(sym)
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
if ex == "kucoin":
if market_type == "spot":
base = str(exchange_config.get("base_url") or exchange_config.get("baseUrl") or "https://api.kucoin.com").rstrip("/")
j = _req_json(f"{base}/api/v1/symbols")
data = (j.get("data") if isinstance(j, dict) else None) or []
if isinstance(data, list):
for it in data:
if not isinstance(it, dict):
continue
if not bool(it.get("enableTrading", True)):
continue
if str(it.get("quoteCurrency") or "").upper() != "USDT":
continue
b = str(it.get("baseCurrency") or "").upper()
if b:
symbols.append(f"{b}/USDT")
else:
base = str(exchange_config.get("futures_base_url") or exchange_config.get("futuresBaseUrl") or "https://api-futures.kucoin.com").rstrip("/")
j = _req_json(f"{base}/api/v1/contracts/active")
data = (j.get("data") if isinstance(j, dict) else None) or []
if isinstance(data, list):
for it in data:
if not isinstance(it, dict):
continue
sym = str(it.get("symbol") or "")
if not sym or not sym.upper().endswith("USDTM"):
continue
base_ccy = sym[:-5].upper()
if base_ccy == "XBT":
base_ccy = "BTC"
if base_ccy:
symbols.append(f"{base_ccy}/USDT")
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
if ex == "gate":
base = str(exchange_config.get("base_url") or exchange_config.get("baseUrl") or "https://api.gateio.ws").rstrip("/")
if market_type == "spot":
j = _req_json(f"{base}/api/v4/spot/currency_pairs")
if isinstance(j, list):
for it in j:
if not isinstance(it, dict):
continue
if str(it.get("trade_status") or "").lower() not in ("tradable", "trading", ""):
continue
base_ccy = str(it.get("base") or "").upper()
quote_ccy = str(it.get("quote") or "").upper()
if quote_ccy == "USDT" and base_ccy:
symbols.append(f"{base_ccy}/USDT")
else:
j = _req_json(f"{base}/api/v4/futures/usdt/contracts")
if isinstance(j, list):
for it in j:
if not isinstance(it, dict):
continue
name = str(it.get("name") or it.get("contract") or "")
if name and name.upper().endswith("_USDT"):
symbols.append(name.replace("_", "/"))
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
if ex == "bitfinex":
j = _req_json("https://api-pub.bitfinex.com/v2/conf/pub:list:pair:exchange") if market_type == "spot" else _req_json(
"https://api-pub.bitfinex.com/v2/conf/pub:list:pair:futures"
)
pairs = []
if isinstance(j, list) and j and isinstance(j[0], list):
pairs = j[0]
for p in pairs:
s = str(p or "").upper()
if not s:
continue
if market_type != "spot":
symbols.append(s)
continue
# Focus USDT (Bitfinex uses UST)
if s.endswith("UST") and len(s) > 3:
symbols.append(f"{s[:-3]}/USDT")
elif s.endswith("USDT") and len(s) > 4:
symbols.append(f"{s[:-4]}/USDT")
symbols = sorted(list(set(symbols)))
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
return {'success': True, 'message': 'Success', 'symbols': symbols}
import ccxt
# Create exchange instance (public only)
exchange_class = getattr(ccxt, exchange_id, None)
if not exchange_class:
return {'success': False, 'message': f'Unsupported exchange: {exchange_id}', 'symbols': []}
exchange_config_dict = {
'enableRateLimit': True,
'options': {'defaultType': 'swap'} # Default to swap
}
if proxies:
exchange_config_dict['proxies'] = proxies
exchange = exchange_class(exchange_config_dict)
markets = exchange.load_markets()
symbols = []
for symbol, market in markets.items():
if market.get('active', False) and market.get('quote') == 'USDT':
symbols.append(symbol)
symbols.sort()
return {'success': True, 'message': f'Success, {len(symbols)} trading pairs', 'symbols': symbols}
except Exception as e:
logger.error(f"Failed to fetch symbols: {str(e)}")
return {'success': False, 'message': f'Failed to get trading pairs: {str(e)}', 'symbols': []}
def test_exchange_connection(self, exchange_config: Dict[str, Any]) -> Dict[str, Any]:
"""
Test exchange connection via direct REST clients (no ccxt).
Notes:
- This is local-only; failures are returned as user-friendly messages.
- We do not log secrets.
"""
# Limit concurrency to protect CPU / rate limits
with StrategyService._connection_test_semaphore:
try:
from app.services.exchange_execution import resolve_exchange_config, safe_exchange_config_for_log
from app.services.live_trading.factory import create_client
from app.services.live_trading.binance import BinanceFuturesClient
from app.services.live_trading.binance_spot import BinanceSpotClient
from app.services.live_trading.okx import OkxClient
from app.services.live_trading.bitget import BitgetMixClient
from app.services.live_trading.bybit import BybitClient
from app.services.live_trading.coinbase_exchange import CoinbaseExchangeClient
from app.services.live_trading.kraken import KrakenClient
from app.services.live_trading.kraken_futures import KrakenFuturesClient
from app.services.live_trading.kucoin import KucoinSpotClient
from app.services.live_trading.kucoin import KucoinFuturesClient
from app.services.live_trading.gate import GateSpotClient, GateUsdtFuturesClient
from app.services.live_trading.bitfinex import BitfinexClient, BitfinexDerivativesClient
from app.services.live_trading.deepcoin import DeepcoinClient
resolved = resolve_exchange_config(exchange_config or {})
safe_cfg = safe_exchange_config_for_log(resolved)
exchange_id = (resolved.get("exchange_id") or "").strip().lower()
if not exchange_id:
return {'success': False, 'message': 'Missing exchange_id', 'data': None}
# Handle MT5 (Forex) connection test
if exchange_id == 'mt5':
# Validate that MT5 is only used for Forex market
market_category = str(resolved.get("market_category") or exchange_config.get("market_category") or "").strip()
if market_category and market_category != "Forex":
return {
'success': False,
'message': f'MT5 can only be used for Forex trading, but market_category is {market_category}. Please use MT5 only with Forex market.',
'data': {'exchange': safe_cfg}
}
try:
from app.services.live_trading.factory import create_mt5_client
mt5_client = create_mt5_client(resolved)
if mt5_client and mt5_client.connected:
# Get account info if available
account_info = None
try:
account_info = mt5_client.get_account_info()
except Exception:
pass
return {
'success': True,
'message': 'MT5 connection successful',
'data': {
'exchange': safe_cfg,
'account': account_info
}
}
else:
return {
'success': False,
'message': 'Failed to connect to MT5. Please check credentials and ensure terminal is running.',
'data': {'exchange': safe_cfg}
}
except Exception as e:
error_msg = str(e)
return {
'success': False,
'message': f'MT5 connection failed: {error_msg}',
'data': {'exchange': safe_cfg}
}
# Handle IBKR (US Stocks) connection test
if exchange_id == 'ibkr':
try:
from app.services.live_trading.factory import create_ibkr_client
ibkr_client = create_ibkr_client(resolved)
# create_ibkr_client already connects, so if it returns, connection is successful
if ibkr_client and ibkr_client.connected():
# Get account summary if available
account_summary = None
try:
account_summary = ibkr_client.get_account_summary()
except Exception:
pass
return {
'success': True,
'message': 'IBKR connection successful',
'data': {
'exchange': safe_cfg,
'account': account_summary
}
}
else:
return {
'success': False,
'message': 'Failed to connect to IBKR. Please check TWS/Gateway is running and credentials are correct.',
'data': {'exchange': safe_cfg}
}
except Exception as e:
error_msg = str(e)
return {
'success': False,
'message': f'IBKR connection failed: {error_msg}',
'data': {'exchange': safe_cfg}
}
# IMPORTANT:
# Test connection should respect configured market_type (spot vs swap).
# Otherwise Binance will default to futures endpoints (fapi) and spot-only keys will fail with -2015.
market_type = str(resolved.get("market_type") or resolved.get("defaultType") or "swap").strip().lower()
client = create_client(resolved, market_type=market_type)
client_kind = type(client).__name__
# Best-effort detect current egress IP (for Binance IP whitelist debugging).
egress_ip = ""
try:
import requests as _rq
egress_ip = str(_rq.get("https://ifconfig.me/ip", timeout=5).text or "").strip()
except Exception:
egress_ip = ""
# 1) Public connectivity
ok_public = False
try:
ok_public = bool(getattr(client, "ping")())
except Exception:
ok_public = False
if not ok_public:
return {
'success': False,
'message': f'Public ping failed: {exchange_id}',
'data': {'exchange': safe_cfg, 'client': client_kind, 'market_type': market_type, 'egress_ip': egress_ip},
}
# 2) Private credential validation (best-effort)
priv_data = None
try:
if isinstance(client, BinanceFuturesClient):
priv_data = client.get_account()
elif isinstance(client, BinanceSpotClient):
priv_data = client.get_account()
elif isinstance(client, OkxClient):
priv_data = client.get_balance()
elif isinstance(client, BitgetMixClient):
product_type = str(resolved.get("product_type") or resolved.get("productType") or "USDT-FUTURES")
priv_data = client.get_accounts(product_type=product_type)
elif isinstance(client, BybitClient):
priv_data = client.get_wallet_balance()
elif isinstance(client, CoinbaseExchangeClient):
priv_data = client.get_accounts()
elif isinstance(client, KrakenClient):
priv_data = client.get_balance()
elif isinstance(client, KrakenFuturesClient):
priv_data = client.get_accounts()
elif isinstance(client, KucoinSpotClient):
priv_data = client.get_accounts()
elif isinstance(client, KucoinFuturesClient):
priv_data = client.get_accounts()
elif isinstance(client, GateSpotClient):
priv_data = client.get_accounts()
elif isinstance(client, GateUsdtFuturesClient):
priv_data = client.get_accounts()
elif isinstance(client, BitfinexClient):
priv_data = client.get_wallets()
elif isinstance(client, BitfinexDerivativesClient):
priv_data = client.get_wallets()
elif isinstance(client, DeepcoinClient):
priv_data = client.get_balance()
except Exception as e:
msg = str(e)
# Add actionable hints for the most common Binance auth error.
if exchange_id == "binance" and ("-2015" in msg or "Invalid API-key, IP, or permissions" in msg):
# Auto A/B test: try the other market_type once to pinpoint permission mismatch.
alt_market_type = "spot" if market_type != "spot" else "swap"
alt_client_kind = ""
alt_base_url = ""
alt_ok = False
try:
alt_client = create_client(resolved, market_type=alt_market_type)
alt_client_kind = type(alt_client).__name__
alt_base_url = getattr(alt_client, "base_url", "") or ""
if isinstance(alt_client, BinanceFuturesClient) or isinstance(alt_client, BinanceSpotClient):
_ = alt_client.get_account()
alt_ok = True
except Exception:
alt_ok = False
base_url = getattr(client, "base_url", "") or ""
hint = (
f"Binance auth failed (-2015). Verify: "
f"(1) IP whitelist includes this server egress IP={egress_ip or 'unknown'}, "
f"(2) API key permissions match market_type={market_type} "
f"(spot requires Spot permissions; swap requires Futures permissions), "
f"(3) you're using binance.com keys for base_url={base_url or 'unknown'}."
)
if alt_ok:
hint += (
f" Auto-check: your key works for market_type={alt_market_type} "
f"(client={alt_client_kind}, base_url={alt_base_url or 'unknown'}) "
f"but fails for market_type={market_type}. This is almost always a permissions/product mismatch."
)
msg = f"{msg} | {hint}"
return {
'success': False,
'message': f'Auth failed: {msg}',
'data': {
'exchange': safe_cfg,
'client': client_kind,
'market_type': market_type,
'egress_ip': egress_ip,
'base_url': getattr(client, "base_url", "") or "",
},
}
return {
'success': True,
'message': 'Connection OK',
'data': {
'exchange': safe_cfg,
'client': client_kind,
'market_type': market_type,
'egress_ip': egress_ip,
'base_url': getattr(client, "base_url", "") or "",
'private': priv_data,
},
}
except Exception as e:
logger.error(f"test_exchange_connection failed: {str(e)}")
return {'success': False, 'message': f'Connection failed: {str(e)}', 'data': None}
def get_strategy_type(self, strategy_id: int) -> str:
"""Get strategy type from DB."""
try:
with get_db_connection() as db:
cur = db.cursor()
cur.execute(
"SELECT strategy_type FROM qd_strategies_trading WHERE id = ?",
(strategy_id,)
)
row = cur.fetchone()
cur.close()
return (row or {}).get('strategy_type') or 'IndicatorStrategy'
except Exception:
return 'IndicatorStrategy'
def update_strategy_status(self, strategy_id: int, status: str, user_id: int = None) -> bool:
"""Update strategy status. If user_id is provided, verify ownership."""
try:
with get_db_connection() as db:
cur = db.cursor()
if user_id is not None:
cur.execute(
"UPDATE qd_strategies_trading SET status = ?, updated_at = NOW() WHERE id = ? AND user_id = ?",
(status, strategy_id, user_id)
)
else:
cur.execute(
"UPDATE qd_strategies_trading SET status = ?, updated_at = NOW() WHERE id = ?",
(status, strategy_id)
)
db.commit()
cur.close()
return True
except Exception as e:
logger.error(f"update_strategy_status failed: {e}")
return False
def _safe_json_loads(self, value: Any, default: Any):
"""Load JSON string into Python object (local deployment: plaintext only)."""
if value is None:
return default
if isinstance(value, (dict, list)):
return value
if not isinstance(value, str):
return default
s = value.strip()
if not s:
return default
try:
return json.loads(s)
except Exception:
return default
def _dump_json_or_encrypt(self, obj: Any, encrypt: bool = False) -> str:
if obj is None:
return ''
# Local deployment: always store plaintext JSON.
return json.dumps(obj, ensure_ascii=False)
def list_strategies(self, user_id: int = 1) -> List[Dict[str, Any]]:
"""List strategies for the specified user."""
try:
with get_db_connection() as db:
cur = db.cursor()
cur.execute(
"""
SELECT *
FROM qd_strategies_trading
WHERE user_id = ?
ORDER BY id DESC
""",
(user_id,)
)
rows = cur.fetchall() or []
cur.close()
out = []
for r in rows:
ex = self._safe_json_loads(r.get('exchange_config'), {})
ind = self._safe_json_loads(r.get('indicator_config'), {})
tr = self._safe_json_loads(r.get('trading_config'), {})
ai = self._safe_json_loads(r.get('ai_model_config'), {})
notify = self._safe_json_loads(r.get('notification_config'), {})
out.append({
**r,
'exchange_config': ex,
'indicator_config': ind,
'trading_config': tr,
'ai_model_config': ai,
'notification_config': notify
})
return out
except Exception as e:
logger.error(f"list_strategies failed: {e}")
return []
def get_strategy(self, strategy_id: int, user_id: int = None) -> Optional[Dict[str, Any]]:
"""Get strategy by ID. If user_id is provided, verify ownership."""
try:
with get_db_connection() as db:
cur = db.cursor()
if user_id is not None:
cur.execute("SELECT * FROM qd_strategies_trading WHERE id = ? AND user_id = ?", (strategy_id, user_id))
else:
cur.execute("SELECT * FROM qd_strategies_trading WHERE id = ?", (strategy_id,))
r = cur.fetchone()
cur.close()
if not r:
return None
r['exchange_config'] = self._safe_json_loads(r.get('exchange_config'), {})
r['indicator_config'] = self._safe_json_loads(r.get('indicator_config'), {})
r['trading_config'] = self._safe_json_loads(r.get('trading_config'), {})
r['ai_model_config'] = self._safe_json_loads(r.get('ai_model_config'), {})
r['notification_config'] = self._safe_json_loads(r.get('notification_config'), {})
return r
except Exception as e:
logger.error(f"get_strategy failed: {e}")
return None
def create_strategy(self, payload: Dict[str, Any]) -> int:
name = (payload.get('strategy_name') or '').strip()
if not name:
raise ValueError("strategy_name is required")
user_id = payload.get('user_id') or 1
strategy_type = payload.get('strategy_type') or 'IndicatorStrategy'
market_category = payload.get('market_category') or 'Crypto'
execution_mode = payload.get('execution_mode') or 'signal'
notification_config = payload.get('notification_config') or {}
indicator_config = payload.get('indicator_config') or {}
trading_config = payload.get('trading_config') or {}
exchange_config = payload.get('exchange_config') or {}
# Validate MT5 can only be used for Forex trading
exchange_id = (exchange_config.get('exchange_id') or '').strip().lower() if isinstance(exchange_config, dict) else ''
if exchange_id == 'mt5' and market_category != 'Forex':
raise ValueError(
f"MT5 can only be used for Forex trading, but market_category is '{market_category}'. "
f"MT5 does not support Crypto or Stock trading. Please use MT5 only with Forex market."
)
# When credential_id is present, strip raw API keys to avoid
# storing secrets in the strategy record — they live in qd_exchange_credentials.
if isinstance(exchange_config, dict) and exchange_config.get('credential_id'):
for _secret_key in ('api_key', 'secret_key', 'passphrase', 'apiKey', 'secret', 'password'):
exchange_config.pop(_secret_key, None)
# Strategy group fields
strategy_group_id = payload.get('strategy_group_id') or ''
group_base_name = payload.get('group_base_name') or ''
# Denormalized fields for quick list rendering
symbol = (trading_config or {}).get('symbol')
timeframe = (trading_config or {}).get('timeframe')
initial_capital = (trading_config or {}).get('initial_capital') or payload.get('initial_capital') or 1000
leverage = (trading_config or {}).get('leverage') or 1
market_type = (trading_config or {}).get('market_type') or 'swap'
# Cross-sectional strategy fields (store in trading_config to avoid DB schema changes)
cs_strategy_type = payload.get('cs_strategy_type') or trading_config.get('cs_strategy_type') or 'single'
symbol_list = payload.get('symbol_list') or trading_config.get('symbol_list') or []
portfolio_size = payload.get('portfolio_size') or trading_config.get('portfolio_size') or 10
long_ratio = float(payload.get('long_ratio') or trading_config.get('long_ratio') or 0.5)
rebalance_frequency = payload.get('rebalance_frequency') or trading_config.get('rebalance_frequency') or 'daily'
# Store cross-sectional config in trading_config
if cs_strategy_type == 'cross_sectional':
trading_config['cs_strategy_type'] = cs_strategy_type
trading_config['symbol_list'] = symbol_list
trading_config['portfolio_size'] = portfolio_size
trading_config['long_ratio'] = long_ratio
trading_config['rebalance_frequency'] = rebalance_frequency
with get_db_connection() as db:
cur = db.cursor()
cur.execute(
"""
INSERT INTO qd_strategies_trading
(user_id, strategy_name, strategy_type, market_category, execution_mode, notification_config,
status, symbol, timeframe, initial_capital, leverage, market_type,
exchange_config, indicator_config, trading_config, ai_model_config, decide_interval,
strategy_group_id, group_base_name,
created_at, updated_at)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, NOW(), NOW())
""",
(
user_id,
name,
strategy_type,
market_category,
execution_mode,
self._dump_json_or_encrypt(notification_config, encrypt=False),
payload.get('status') or 'stopped',
symbol,
timeframe,
float(initial_capital or 1000),
int(leverage or 1),
market_type,
self._dump_json_or_encrypt(exchange_config, encrypt=False) if exchange_config else '',
self._dump_json_or_encrypt(indicator_config, encrypt=False),
self._dump_json_or_encrypt(trading_config, encrypt=False),
self._dump_json_or_encrypt(payload.get('ai_model_config') or {}, encrypt=False),
int(payload.get('decide_interval') or 300),
strategy_group_id,
group_base_name
)
)
new_id = cur.lastrowid
db.commit()
cur.close()
return int(new_id)
def batch_create_strategies(self, payload: Dict[str, Any]) -> Dict[str, Any]:
"""
Batch create strategies (multi-symbol)
Args:
payload: Contains symbols (array) and other strategy config
Returns:
{
'success': True/False,
'strategy_group_id': '...',
'created_ids': [1, 2, 3],
'failed_symbols': []
}
"""
symbols = payload.get('symbols') or []
if not symbols or not isinstance(symbols, list):
raise ValueError("symbols array is required")
base_name = (payload.get('strategy_name') or '').strip()
if not base_name:
raise ValueError("strategy_name is required")
# Validate MT5 can only be used for Forex trading
market_category = payload.get('market_category') or 'Crypto'
exchange_config = payload.get('exchange_config') or {}
exchange_id = (exchange_config.get('exchange_id') or '').strip().lower() if isinstance(exchange_config, dict) else ''
if exchange_id == 'mt5' and market_category != 'Forex':
raise ValueError(
f"MT5 can only be used for Forex trading, but market_category is '{market_category}'. "
f"MT5 does not support Crypto or Stock trading. Please use MT5 only with Forex market."
)
# Generate strategy group ID
strategy_group_id = str(uuid.uuid4())[:8]
created_ids = []
failed_symbols = []
for symbol in symbols:
try:
# Create individual strategy for each symbol
single_payload = dict(payload)
# Parse symbol (may be "Market:SYMBOL" format)
if isinstance(symbol, str) and ':' in symbol:
parts = symbol.split(':', 1)
market_category = parts[0]
symbol_name = parts[1]
else:
market_category = payload.get('market_category') or 'Crypto'
symbol_name = symbol
# Strategy name with symbol suffix
single_payload['strategy_name'] = f"{base_name}-{symbol_name}"
single_payload['strategy_group_id'] = strategy_group_id
single_payload['group_base_name'] = base_name
single_payload['market_category'] = market_category
# Update symbol in trading_config
trading_config = dict(single_payload.get('trading_config') or {})
trading_config['symbol'] = symbol_name
single_payload['trading_config'] = trading_config
new_id = self.create_strategy(single_payload)
created_ids.append(new_id)
except Exception as e:
logger.error(f"Failed to create strategy for symbol {symbol}: {e}")
failed_symbols.append({'symbol': symbol, 'error': str(e)})
return {
'success': len(created_ids) > 0,
'strategy_group_id': strategy_group_id,
'group_base_name': base_name,
'created_ids': created_ids,
'failed_symbols': failed_symbols,
'total_created': len(created_ids),
'total_failed': len(failed_symbols)
}
def batch_start_strategies(self, strategy_ids: List[int], user_id: int = None) -> Dict[str, Any]:
"""Batch start strategies. If user_id is provided, verify ownership."""
success_ids = []
failed_ids = []
for sid in strategy_ids:
try:
self.update_strategy_status(sid, 'running', user_id=user_id)
success_ids.append(sid)
except Exception as e:
logger.error(f"Failed to start strategy {sid}: {e}")
failed_ids.append({'id': sid, 'error': str(e)})
return {
'success': len(success_ids) > 0,
'success_ids': success_ids,
'failed_ids': failed_ids
}
def batch_stop_strategies(self, strategy_ids: List[int], user_id: int = None) -> Dict[str, Any]:
"""Batch stop strategies. If user_id is provided, verify ownership."""
success_ids = []
failed_ids = []
for sid in strategy_ids:
try:
self.update_strategy_status(sid, 'stopped', user_id=user_id)
success_ids.append(sid)
except Exception as e:
logger.error(f"Failed to stop strategy {sid}: {e}")
failed_ids.append({'id': sid, 'error': str(e)})
return {
'success': len(success_ids) > 0,
'success_ids': success_ids,
'failed_ids': failed_ids
}
def batch_delete_strategies(self, strategy_ids: List[int], user_id: int = None) -> Dict[str, Any]:
"""Batch delete strategies. If user_id is provided, verify ownership."""
success_ids = []
failed_ids = []
for sid in strategy_ids:
try:
self.delete_strategy(sid, user_id=user_id)
success_ids.append(sid)
except Exception as e:
logger.error(f"Failed to delete strategy {sid}: {e}")
failed_ids.append({'id': sid, 'error': str(e)})
return {
'success': len(success_ids) > 0,
'success_ids': success_ids,
'failed_ids': failed_ids
}
def get_strategies_by_group(self, strategy_group_id: str, user_id: int = None) -> List[Dict[str, Any]]:
"""Get all strategies in a group. If user_id is provided, filter by user."""
try:
with get_db_connection() as db:
cur = db.cursor()
if user_id is not None:
cur.execute(
"SELECT id FROM qd_strategies_trading WHERE strategy_group_id = ? AND user_id = ?",
(strategy_group_id, user_id)
)
else:
cur.execute(
"SELECT id FROM qd_strategies_trading WHERE strategy_group_id = ?",
(strategy_group_id,)
)
rows = cur.fetchall() or []
cur.close()
return [row['id'] for row in rows]
except Exception as e:
logger.error(f"get_strategies_by_group failed: {e}")
return []
def update_strategy(self, strategy_id: int, payload: Dict[str, Any], user_id: int = None) -> bool:
existing = self.get_strategy(strategy_id, user_id=user_id)
if not existing:
return False
# Merge: allow partial updates
name = (payload.get('strategy_name') or existing.get('strategy_name') or '').strip()
market_category = payload.get('market_category') or existing.get('market_category') or 'Crypto'
execution_mode = payload.get('execution_mode') or existing.get('execution_mode') or 'signal'
notification_config = payload.get('notification_config') if payload.get('notification_config') is not None else (existing.get('notification_config') or {})
indicator_config = payload.get('indicator_config') if payload.get('indicator_config') is not None else (existing.get('indicator_config') or {})
trading_config = payload.get('trading_config') if payload.get('trading_config') is not None else (existing.get('trading_config') or {})
exchange_config = payload.get('exchange_config') if payload.get('exchange_config') is not None else (existing.get('exchange_config') or {})
ai_model_config = payload.get('ai_model_config') if payload.get('ai_model_config') is not None else (existing.get('ai_model_config') or {})
# When credential_id is present, strip raw API keys to avoid
# storing secrets in the strategy record — they live in qd_exchange_credentials.
if isinstance(exchange_config, dict) and exchange_config.get('credential_id'):
for _secret_key in ('api_key', 'secret_key', 'passphrase', 'apiKey', 'secret', 'password'):
exchange_config.pop(_secret_key, None)
# Handle cross-sectional strategy config updates
if payload.get('cs_strategy_type') is not None:
trading_config['cs_strategy_type'] = payload.get('cs_strategy_type')
if payload.get('symbol_list') is not None:
trading_config['symbol_list'] = payload.get('symbol_list')
if payload.get('portfolio_size') is not None:
trading_config['portfolio_size'] = payload.get('portfolio_size')
if payload.get('long_ratio') is not None:
trading_config['long_ratio'] = payload.get('long_ratio')
if payload.get('rebalance_frequency') is not None:
trading_config['rebalance_frequency'] = payload.get('rebalance_frequency')
symbol = (trading_config or {}).get('symbol')
timeframe = (trading_config or {}).get('timeframe')
initial_capital = (trading_config or {}).get('initial_capital') or existing.get('initial_capital') or 1000
leverage = (trading_config or {}).get('leverage') or existing.get('leverage') or 1
market_type = (trading_config or {}).get('market_type') or existing.get('market_type') or 'swap'
with get_db_connection() as db:
cur = db.cursor()
cur.execute(
"""
UPDATE qd_strategies_trading
SET strategy_name = ?,
market_category = ?,
execution_mode = ?,
notification_config = ?,
symbol = ?,
timeframe = ?,
initial_capital = ?,
leverage = ?,
market_type = ?,
exchange_config = ?,
indicator_config = ?,
trading_config = ?,
ai_model_config = ?,
updated_at = NOW()
WHERE id = ?
""",
(
name,
market_category,
execution_mode,
self._dump_json_or_encrypt(notification_config, encrypt=False),
symbol,
timeframe,
float(initial_capital or 1000),
int(leverage or 1),
market_type,
self._dump_json_or_encrypt(exchange_config, encrypt=False) if exchange_config else '',
self._dump_json_or_encrypt(indicator_config, encrypt=False),
self._dump_json_or_encrypt(trading_config, encrypt=False),
self._dump_json_or_encrypt(ai_model_config, encrypt=False),
strategy_id
)
)
db.commit()
cur.close()
return True
def delete_strategy(self, strategy_id: int, user_id: int = None) -> bool:
"""Delete strategy. If user_id is provided, verify ownership."""
try:
with get_db_connection() as db:
cur = db.cursor()
if user_id is not None:
cur.execute("DELETE FROM qd_strategies_trading WHERE id = ? AND user_id = ?", (strategy_id, user_id))
else:
cur.execute("DELETE FROM qd_strategies_trading WHERE id = ?", (strategy_id,))
db.commit()
cur.close()
return True
except Exception as e:
logger.error(f"delete_strategy failed: {e}")
return False