alphax/app/services/live_trading_account.py
2026-05-24 10:34:00 +08:00

185 lines
8.1 KiB
Python

"""Account-centric read model for live trading console."""
from __future__ import annotations
from app.db.live_trading import _safe_float, get_live_account, list_live_order_events, list_live_order_intents
from app.integrations.binance_live import LiveTradingConfigError, build_binance_client
_ACCOUNT_OVERVIEW_CACHE: dict[int, dict] = {}
def _compact_balance(balance: dict) -> dict:
total = balance.get("total") if isinstance(balance.get("total"), dict) else {}
free = balance.get("free") if isinstance(balance.get("free"), dict) else {}
used = balance.get("used") if isinstance(balance.get("used"), dict) else {}
assets = []
for asset in sorted(set(total) | set(free) | set(used)):
total_value = _safe_float(total.get(asset))
free_value = _safe_float(free.get(asset))
used_value = _safe_float(used.get(asset))
if abs(total_value) > 0 or abs(free_value) > 0 or abs(used_value) > 0:
assets.append({"asset": asset, "free": free_value, "used": used_value, "total": total_value})
return {
"assets": assets,
"usdt": {
"free": _safe_float(free.get("USDT")),
"used": _safe_float(used.get("USDT")),
"total": _safe_float(total.get("USDT")),
},
}
def _position_side_label(side: str) -> str:
side = str(side or "").strip().lower()
if side in {"long", "buy"}:
return ""
if side in {"short", "sell"}:
return ""
return "--"
def _compact_position(item: dict, account: dict | None = None) -> dict:
info = item.get("info") if isinstance(item.get("info"), dict) else {}
contracts = _safe_float(item.get("contracts") or info.get("positionAmt"))
notional = _safe_float(item.get("notional") or info.get("notional"))
entry_price = _safe_float(item.get("entryPrice") or info.get("entryPrice"))
mark_price = _safe_float(item.get("markPrice") or info.get("markPrice"))
position_value = abs(notional)
if position_value <= 0 and abs(contracts) > 0 and mark_price > 0:
position_value = abs(contracts) * mark_price
margin = _safe_float(
item.get("initialMargin")
or item.get("collateral")
or info.get("initialMargin")
or info.get("positionInitialMargin")
or info.get("isolatedWallet")
)
leverage = _safe_float(item.get("leverage") or info.get("leverage"))
leverage_source = "exchange"
if leverage <= 0 and position_value > 0 and margin > 0:
leverage = position_value / margin
leverage_source = "computed"
if leverage <= 0 and account:
risk = account.get("risk_config") if isinstance(account.get("risk_config"), dict) else {}
leverage = _safe_float(risk.get("max_symbol_leverage"), 0)
leverage_source = "account_config" if leverage > 0 else "missing"
side = item.get("side") or ("long" if contracts > 0 else ("short" if contracts < 0 else ""))
return {
"symbol": item.get("symbol") or info.get("symbol"),
"side": side,
"side_label": _position_side_label(side),
"contracts": abs(contracts),
"entry_price": entry_price,
"mark_price": mark_price,
"notional": notional,
"position_value_usdt": position_value,
"margin_usdt": margin,
"unrealized_pnl": _safe_float(item.get("unrealizedPnl") or info.get("unrealizedProfit")),
"leverage": leverage,
"leverage_source": leverage_source,
}
def _compact_order(item: dict) -> dict:
info = item.get("info") if isinstance(item.get("info"), dict) else {}
return {
"id": str(item.get("id") or info.get("orderId") or ""),
"client_order_id": item.get("clientOrderId") or info.get("clientOrderId") or "",
"symbol": item.get("symbol") or info.get("symbol"),
"type": item.get("type") or info.get("type"),
"side": item.get("side") or info.get("side"),
"status": item.get("status") or info.get("status"),
"price": _safe_float(item.get("price") or info.get("price")),
"amount": _safe_float(item.get("amount") or info.get("origQty")),
"filled": _safe_float(item.get("filled") or info.get("executedQty")),
"average": _safe_float(item.get("average") or info.get("avgPrice")),
"timestamp": item.get("datetime") or item.get("timestamp") or info.get("updateTime") or info.get("time"),
}
def _account_risk_view(account: dict) -> dict:
risk = account.get("risk_config") if isinstance(account.get("risk_config"), dict) else {}
allowed = [str(x).strip().upper() for x in risk.get("allowed_symbols", []) if str(x).strip()]
max_leverage = _safe_float(risk.get("max_symbol_leverage"), 1)
margin = _safe_float(risk.get("max_order_margin_usdt"), 0)
return {
"max_order_margin_usdt": margin,
"max_symbol_leverage": max_leverage,
"max_order_notional_usdt": _safe_float(risk.get("max_order_notional_usdt"), margin * max(1.0, max_leverage)),
"max_cumulative_leverage": _safe_float(risk.get("max_cumulative_leverage"), 1),
"max_daily_order_count": int(risk.get("max_daily_order_count") or 0),
"allowed_symbols": allowed,
"symbol_policy": "all" if not allowed else "allowlist",
}
def _cache_overview(account_id: int, overview: dict) -> dict:
_ACCOUNT_OVERVIEW_CACHE[int(account_id)] = overview
return overview
def _cached_overview(account_id: int) -> dict | None:
item = _ACCOUNT_OVERVIEW_CACHE.get(int(account_id))
if not item:
return None
cached = dict(item)
cached["exchange_cache"] = {**(cached.get("exchange_cache") or {}), "cached": True}
return cached
def get_live_account_overview(account_id: int, *, history_limit: int = 30, refresh: bool = False, client_factory=None) -> dict:
account = get_live_account(account_id)
if not account:
raise LiveTradingConfigError("live account not found")
overview = {
"account": account,
"risk": _account_risk_view(account),
"balance": {"assets": [], "usdt": {"free": 0, "used": 0, "total": 0}},
"positions": [],
"open_orders": [],
"order_history": [],
"intent_history": list_live_order_intents(limit=history_limit, account_id=account_id).get("items", []),
"events": list_live_order_events(limit=history_limit).get("items", []),
"exchange_cache": {"cached": False, "loaded": False, "requires_refresh": True},
"errors": [],
}
if account.get("status") != "enabled":
return overview
if not refresh:
cached = _cached_overview(account_id)
if cached:
cached["account"] = account
cached["risk"] = overview["risk"]
cached["intent_history"] = overview["intent_history"]
cached["events"] = overview["events"]
return cached
overview["exchange_cache"]["reason"] = "点击刷新交易所数据后读取余额、持仓和订单"
return overview
try:
client = client_factory(account) if client_factory else build_binance_client(account, require_testnet=True)
client.load_markets()
except Exception as exc:
overview["errors"].append(f"账户连接失败:{exc}")
return overview
try:
overview["balance"] = _compact_balance(client.fetch_balance())
except Exception as exc:
overview["errors"].append(f"余额读取失败:{exc}")
try:
overview["positions"] = [
item for item in (_compact_position(p, account) for p in client.fetch_positions(None))
if abs(_safe_float(item.get("contracts"))) > 0
]
except Exception as exc:
overview["errors"].append(f"持仓读取失败:{exc}")
try:
overview["open_orders"] = [_compact_order(o) for o in client.fetch_open_orders(None)]
except Exception as exc:
overview["errors"].append(f"挂单读取失败:{exc}")
try:
overview["order_history"] = [_compact_order(o) for o in client.fetch_orders(None, limit=history_limit)]
except Exception as exc:
overview["errors"].append(f"订单历史读取失败:{exc}")
overview["exchange_cache"] = {"cached": False, "loaded": True, "requires_refresh": False}
return _cache_overview(account_id, overview)