491 lines
20 KiB
Python
491 lines
20 KiB
Python
"""Account-centric read model for live trading console."""
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from __future__ import annotations
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from datetime import datetime
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from app.db.live_trading import (
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_safe_float,
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get_live_account,
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get_live_account_snapshot,
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list_live_account_equity_history,
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list_enabled_live_accounts,
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list_live_order_events,
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list_live_order_intents,
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record_live_account_equity_snapshot,
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upsert_live_account_snapshot,
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)
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from app.integrations.binance_live import LiveTradingConfigError, build_binance_client
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_ACCOUNT_OVERVIEW_CACHE: dict[int, dict] = {}
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def _now() -> str:
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return datetime.now().isoformat()
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def _compact_balance(balance: dict) -> dict:
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total = balance.get("total") if isinstance(balance.get("total"), dict) else {}
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free = balance.get("free") if isinstance(balance.get("free"), dict) else {}
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used = balance.get("used") if isinstance(balance.get("used"), dict) else {}
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assets = []
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for asset in sorted(set(total) | set(free) | set(used)):
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total_value = _safe_float(total.get(asset))
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free_value = _safe_float(free.get(asset))
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used_value = _safe_float(used.get(asset))
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if abs(total_value) > 0 or abs(free_value) > 0 or abs(used_value) > 0:
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assets.append({"asset": asset, "free": free_value, "used": used_value, "total": total_value})
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return {
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"assets": assets,
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"usdt": {
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"free": _safe_float(free.get("USDT")),
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"used": _safe_float(used.get("USDT")),
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"total": _safe_float(total.get("USDT")),
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},
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}
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def _position_side_label(side: str) -> str:
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side = str(side or "").strip().lower()
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if side in {"long", "buy"}:
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return "多"
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if side in {"short", "sell"}:
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return "空"
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return "--"
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def _position_pnl_pct(unrealized_pnl: float, margin: float, position_value: float) -> float:
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if margin > 0:
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return round(unrealized_pnl / margin * 100.0, 6)
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if position_value > 0:
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return round(unrealized_pnl / position_value * 100.0, 6)
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return 0.0
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def _compact_position(item: dict, account: dict | None = None) -> dict:
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info = item.get("info") if isinstance(item.get("info"), dict) else {}
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contracts = _safe_float(item.get("contracts") or info.get("positionAmt"))
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notional = _safe_float(item.get("notional") or info.get("notional"))
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entry_price = _safe_float(item.get("entryPrice") or info.get("entryPrice"))
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mark_price = _safe_float(item.get("markPrice") or info.get("markPrice"))
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position_value = abs(notional)
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if position_value <= 0 and abs(contracts) > 0 and mark_price > 0:
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position_value = abs(contracts) * mark_price
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margin = _safe_float(
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item.get("initialMargin")
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or item.get("collateral")
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or info.get("initialMargin")
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or info.get("positionInitialMargin")
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or info.get("isolatedWallet")
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)
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leverage = _safe_float(item.get("leverage") or info.get("leverage"))
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leverage_source = "exchange"
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if leverage <= 0 and position_value > 0 and margin > 0:
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leverage = position_value / margin
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leverage_source = "computed"
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if leverage <= 0 and account:
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risk = account.get("risk_config") if isinstance(account.get("risk_config"), dict) else {}
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leverage = _safe_float(risk.get("max_symbol_leverage"), 0)
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leverage_source = "account_config" if leverage > 0 else "missing"
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side = item.get("side") or ("long" if contracts > 0 else ("short" if contracts < 0 else ""))
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return {
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"symbol": item.get("symbol") or info.get("symbol"),
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"side": side,
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"side_label": _position_side_label(side),
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"contracts": abs(contracts),
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"entry_price": entry_price,
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"mark_price": mark_price,
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"notional": notional,
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"position_value_usdt": position_value,
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"margin_usdt": margin,
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"unrealized_pnl": _safe_float(item.get("unrealizedPnl") or info.get("unrealizedProfit")),
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"leverage": leverage,
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"leverage_source": leverage_source,
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}
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def _compact_order(item: dict) -> dict:
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info = item.get("info") if isinstance(item.get("info"), dict) else {}
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return {
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"id": str(item.get("id") or info.get("orderId") or ""),
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"client_order_id": item.get("clientOrderId") or info.get("clientOrderId") or "",
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"symbol": item.get("symbol") or info.get("symbol"),
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"type": item.get("type") or info.get("type"),
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"side": item.get("side") or info.get("side"),
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"status": item.get("status") or info.get("status"),
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"price": _safe_float(item.get("price") or info.get("price")),
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"amount": _safe_float(item.get("amount") or info.get("origQty")),
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"filled": _safe_float(item.get("filled") or info.get("executedQty")),
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"average": _safe_float(item.get("average") or info.get("avgPrice")),
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"realized_pnl": _safe_float(item.get("realizedPnl") or info.get("realizedPnl") or info.get("realizedProfit")),
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"reduce_only": bool(item.get("reduceOnly") or info.get("reduceOnly")),
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"position_side": item.get("positionSide") or info.get("positionSide") or "",
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"timestamp": item.get("datetime") or item.get("timestamp") or info.get("updateTime") or info.get("time"),
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}
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def _enrich_positions(positions: list[dict]) -> list[dict]:
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enriched = []
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for item in positions or []:
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row = dict(item)
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unrealized = _safe_float(row.get("unrealized_pnl"))
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margin = _safe_float(row.get("margin_usdt"))
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value = _safe_float(row.get("position_value_usdt"))
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row["pnl_pct"] = _position_pnl_pct(unrealized, margin, value)
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if unrealized > 0:
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row["pnl_status"] = "profit"
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elif unrealized < 0:
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row["pnl_status"] = "loss"
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else:
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row["pnl_status"] = "flat"
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enriched.append(row)
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return enriched
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def _normalize_symbol(symbol: str) -> str:
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value = str(symbol or "").strip().upper()
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if value and "/" not in value and value.endswith("USDT"):
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value = value[:-4] + "/USDT"
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return value
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def _order_history_symbols(account: dict, overview: dict) -> list[str]:
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"""Build the smallest safe symbol set for Binance order-history queries."""
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risk = account.get("risk_config") if isinstance(account.get("risk_config"), dict) else {}
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symbols: list[str] = []
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for raw in risk.get("allowed_symbols") or []:
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symbol = _normalize_symbol(raw)
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if symbol:
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symbols.append(symbol)
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for row in (overview.get("positions") or []) + (overview.get("open_orders") or []):
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symbol = _normalize_symbol(row.get("symbol"))
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if symbol:
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symbols.append(symbol)
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for row in overview.get("intent_history") or []:
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symbol = _normalize_symbol(row.get("symbol"))
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if symbol:
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symbols.append(symbol)
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result = []
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seen = set()
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for symbol in symbols:
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key = symbol.upper()
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if key not in seen:
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seen.add(key)
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result.append(symbol)
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return result[:20]
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def _fetch_order_history_by_symbol(client, symbols: list[str], limit: int) -> tuple[list[dict], list[str]]:
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orders = []
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errors = []
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if not symbols:
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return orders, errors
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per_symbol_limit = max(1, min(int(limit or 30), 50))
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for symbol in symbols:
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try:
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orders.extend(_compact_order(o) for o in client.fetch_orders(symbol, limit=per_symbol_limit))
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except Exception as exc:
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errors.append(f"订单历史读取失败 {symbol}：{exc}")
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orders.sort(key=lambda x: str(x.get("timestamp") or ""), reverse=True)
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return orders[: max(1, int(limit or 30))], errors
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def _account_risk_view(account: dict) -> dict:
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risk = account.get("risk_config") if isinstance(account.get("risk_config"), dict) else {}
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allowed = [str(x).strip().upper() for x in risk.get("allowed_symbols", []) if str(x).strip()]
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max_leverage = _safe_float(risk.get("max_symbol_leverage"), 1)
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margin = _safe_float(risk.get("max_order_margin_usdt"), 0)
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return {
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"max_order_margin_usdt": margin,
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"max_symbol_leverage": max_leverage,
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"max_order_notional_usdt": _safe_float(risk.get("max_order_notional_usdt"), margin * max(1.0, max_leverage)),
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"max_cumulative_leverage": _safe_float(risk.get("max_cumulative_leverage"), 1),
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"max_daily_order_count": int(risk.get("max_daily_order_count") or 0),
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"allowed_symbols": allowed,
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"symbol_policy": "all" if not allowed else "allowlist",
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}
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def _cache_overview(account_id: int, overview: dict) -> dict:
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_ACCOUNT_OVERVIEW_CACHE[int(account_id)] = overview
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return overview
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def _cached_overview(account_id: int) -> dict | None:
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item = _ACCOUNT_OVERVIEW_CACHE.get(int(account_id))
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if not item:
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return None
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cached = dict(item)
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cached["exchange_cache"] = {**(cached.get("exchange_cache") or {}), "cached": True}
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return cached
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def _exchange_snapshot_payload(overview: dict) -> dict:
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return {
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"balance": overview.get("balance") or {"assets": [], "usdt": {"free": 0, "used": 0, "total": 0}},
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"positions": overview.get("positions") or [],
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"open_orders": overview.get("open_orders") or [],
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"order_history": overview.get("order_history") or [],
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"exchange_cache": overview.get("exchange_cache") or {},
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"errors": overview.get("errors") or [],
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"performance": overview.get("performance") or {},
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"historical_positions": overview.get("historical_positions") or [],
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}
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def _current_equity_metrics(overview: dict) -> dict:
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balance = overview.get("balance") if isinstance(overview.get("balance"), dict) else {}
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usdt = balance.get("usdt") if isinstance(balance.get("usdt"), dict) else {}
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positions = overview.get("positions") or []
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equity = _safe_float(usdt.get("total"))
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available = _safe_float(usdt.get("free"))
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used = _safe_float(usdt.get("used"))
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unrealized = sum(_safe_float(x.get("unrealized_pnl")) for x in positions)
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position_value = sum(abs(_safe_float(x.get("position_value_usdt"))) for x in positions)
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return {
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"equity_usdt": round(equity, 8),
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"wallet_balance_usdt": round(equity - unrealized, 8),
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"available_usdt": round(available, 8),
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"used_margin_usdt": round(used, 8),
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"unrealized_pnl_usdt": round(unrealized, 8),
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"open_position_value_usdt": round(position_value, 8),
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"position_count": len(positions),
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}
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def _max_drawdown(history: list[dict]) -> tuple[float, float]:
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peak = 0.0
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max_dd_pct = 0.0
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max_dd_usdt = 0.0
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for row in history:
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equity = _safe_float(row.get("equity_usdt"))
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if equity <= 0:
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continue
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peak = max(peak, equity)
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if peak <= 0:
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continue
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dd_usdt = max(0.0, peak - equity)
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dd_pct = dd_usdt / peak * 100.0
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if dd_pct > max_dd_pct:
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max_dd_pct = dd_pct
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max_dd_usdt = dd_usdt
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return round(max_dd_pct, 6), round(max_dd_usdt, 8)
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def _historical_positions_from_orders(orders: list[dict]) -> list[dict]:
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rows = []
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for order in orders or []:
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status = str(order.get("status") or "").lower()
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if status not in {"closed", "filled"}:
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continue
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pnl = _safe_float(order.get("realized_pnl"))
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result = "盈利" if pnl > 0 else "亏损" if pnl < 0 else "未知"
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rows.append({
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"time": order.get("timestamp") or "",
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"symbol": order.get("symbol") or "",
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"side": order.get("side") or "",
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"side_label": _position_side_label(order.get("side")),
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"price": _safe_float(order.get("average") or order.get("price")),
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"amount": _safe_float(order.get("filled") or order.get("amount")),
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"realized_pnl": pnl,
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"result": result,
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"status": order.get("status") or "",
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})
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return rows[:30]
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def _attach_performance(overview: dict, account_id: int, *, record_history: bool = False, snapshot_at: str = "") -> dict:
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overview["positions"] = _enrich_positions(overview.get("positions") or [])
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metrics = _current_equity_metrics(overview)
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if record_history and metrics["equity_usdt"] > 0:
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record_live_account_equity_snapshot(account_id, **metrics, snapshot_at=snapshot_at or _now())
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history = list_live_account_equity_history(account_id)
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if not history and metrics["equity_usdt"] > 0:
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history = [{**metrics, "snapshot_at": snapshot_at or _now()}]
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baseline = _safe_float(history[0].get("equity_usdt")) if history else metrics["equity_usdt"]
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peak = max([_safe_float(x.get("equity_usdt")) for x in history] + [metrics["equity_usdt"], 0.0])
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total_pnl = metrics["equity_usdt"] - baseline if baseline > 0 else 0.0
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return_pct = total_pnl / baseline * 100.0 if baseline > 0 else 0.0
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current_dd_usdt = max(0.0, peak - metrics["equity_usdt"])
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current_dd_pct = current_dd_usdt / peak * 100.0 if peak > 0 else 0.0
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max_dd_pct, max_dd_usdt = _max_drawdown(history + [{**metrics, "snapshot_at": snapshot_at or _now()}])
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overview["performance"] = {
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**metrics,
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"baseline_equity_usdt": round(baseline, 8),
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"total_pnl_usdt": round(total_pnl, 8),
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"return_pct": round(return_pct, 6),
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"peak_equity_usdt": round(peak, 8),
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"current_drawdown_usdt": round(current_dd_usdt, 8),
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"current_drawdown_pct": round(current_dd_pct, 6),
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"max_drawdown_usdt": max_dd_usdt,
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"max_drawdown_pct": max_dd_pct,
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"history_points": len(history),
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"basis": "按首次同步净值计算，未单独扣除充值/提现影响",
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}
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overview["historical_positions"] = _historical_positions_from_orders(overview.get("order_history") or [])
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return overview
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def _merge_snapshot(overview: dict, snapshot_row: dict) -> dict:
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payload = snapshot_row.get("snapshot") if isinstance(snapshot_row.get("snapshot"), dict) else {}
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if not payload:
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return overview
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for key in ("balance", "positions", "open_orders", "order_history", "errors", "performance", "historical_positions"):
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if key in payload:
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overview[key] = payload.get(key)
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synced_at = snapshot_row.get("synced_at") or ""
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status = snapshot_row.get("status") or ""
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error_message = snapshot_row.get("error_message") or ""
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overview["exchange_cache"] = {
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**(payload.get("exchange_cache") or {}),
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"cached": True,
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"loaded": bool((payload.get("exchange_cache") or {}).get("loaded", True)),
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"requires_refresh": False,
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"source": "database",
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"status": status,
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"synced_at": synced_at,
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}
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if status == "error" and error_message and error_message not in (overview.get("errors") or []):
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overview.setdefault("errors", []).append(error_message)
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return _attach_performance(overview, int(overview.get("account", {}).get("id") or 0))
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def get_live_account_overview(account_id: int, *, history_limit: int = 30, refresh: bool = False, client_factory=None) -> dict:
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account = get_live_account(account_id)
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if not account:
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raise LiveTradingConfigError("live account not found")
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overview = {
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"account": account,
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"risk": _account_risk_view(account),
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"balance": {"assets": [], "usdt": {"free": 0, "used": 0, "total": 0}},
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"positions": [],
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"open_orders": [],
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"order_history": [],
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"historical_positions": [],
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"intent_history": list_live_order_intents(limit=history_limit, account_id=account_id).get("items", []),
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"events": list_live_order_events(limit=history_limit).get("items", []),
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"performance": {},
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"exchange_cache": {"cached": False, "loaded": False, "requires_refresh": True},
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"errors": [],
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}
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if account.get("status") != "enabled":
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return overview
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if not refresh:
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snapshot = get_live_account_snapshot(account_id)
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if snapshot:
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return _merge_snapshot(overview, snapshot)
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cached = _cached_overview(account_id)
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if cached:
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cached["account"] = account
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cached["risk"] = overview["risk"]
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cached["intent_history"] = overview["intent_history"]
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cached["events"] = overview["events"]
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return cached
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overview["exchange_cache"]["reason"] = "等待后台实盘同步生成账户快照"
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return overview
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synced_at = _now()
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try:
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client = client_factory(account) if client_factory else build_binance_client(account, require_testnet=True)
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client.load_markets()
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except Exception as exc:
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overview["errors"].append(f"账户连接失败：{exc}")
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overview["exchange_cache"] = {
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"cached": False,
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"loaded": False,
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"requires_refresh": True,
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"source": "exchange",
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"status": "error",
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"synced_at": synced_at,
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}
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overview = _attach_performance(overview, account_id, record_history=False, snapshot_at=synced_at)
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upsert_live_account_snapshot(
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account_id,
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_exchange_snapshot_payload(overview),
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status="error",
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error_message=overview["errors"][0],
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synced_at=synced_at,
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)
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return overview
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try:
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overview["balance"] = _compact_balance(client.fetch_balance())
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except Exception as exc:
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overview["errors"].append(f"余额读取失败：{exc}")
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try:
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overview["positions"] = [
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item for item in (_compact_position(p, account) for p in client.fetch_positions(None))
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if abs(_safe_float(item.get("contracts"))) > 0
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]
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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}")
|
||
symbols = _order_history_symbols(account, overview)
|
||
order_history, order_history_errors = _fetch_order_history_by_symbol(client, symbols, history_limit)
|
||
overview["order_history"] = order_history
|
||
overview["errors"].extend(order_history_errors)
|
||
overview["exchange_cache"] = {
|
||
"cached": False,
|
||
"loaded": True,
|
||
"requires_refresh": False,
|
||
"source": "exchange",
|
||
"status": "error" if overview["errors"] else "ok",
|
||
"synced_at": synced_at,
|
||
}
|
||
overview = _attach_performance(overview, account_id, record_history=True, snapshot_at=synced_at)
|
||
upsert_live_account_snapshot(
|
||
account_id,
|
||
_exchange_snapshot_payload(overview),
|
||
status="error" if overview["errors"] else "ok",
|
||
error_message="；".join(overview["errors"][:3]),
|
||
synced_at=synced_at,
|
||
)
|
||
return _cache_overview(account_id, overview)
|
||
|
||
|
||
def sync_live_account_snapshots(*, account_ids: list[int] | None = None, history_limit: int = 30, client_factory=None) -> dict:
|
||
selected = {int(x) for x in (account_ids or []) if int(x or 0) > 0}
|
||
accounts = list_enabled_live_accounts()
|
||
if selected:
|
||
accounts = [account for account in accounts if int(account.get("id") or 0) in selected]
|
||
items = []
|
||
ok_count = 0
|
||
error_count = 0
|
||
for account in accounts:
|
||
try:
|
||
overview = get_live_account_overview(
|
||
account["id"],
|
||
history_limit=history_limit,
|
||
refresh=True,
|
||
client_factory=client_factory,
|
||
)
|
||
status = (overview.get("exchange_cache") or {}).get("status") or ("error" if overview.get("errors") else "ok")
|
||
if status == "ok":
|
||
ok_count += 1
|
||
else:
|
||
error_count += 1
|
||
items.append({
|
||
"account_id": account["id"],
|
||
"account_code": account.get("account_code"),
|
||
"status": status,
|
||
"synced_at": (overview.get("exchange_cache") or {}).get("synced_at"),
|
||
"errors": overview.get("errors") or [],
|
||
})
|
||
except Exception as exc:
|
||
error_count += 1
|
||
items.append({
|
||
"account_id": account.get("id"),
|
||
"account_code": account.get("account_code"),
|
||
"status": "error",
|
||
"errors": [str(exc)],
|
||
})
|
||
return {
|
||
"ok": error_count == 0,
|
||
"total": len(accounts),
|
||
"ok_count": ok_count,
|
||
"error_count": error_count,
|
||
"items": items,
|
||
}
|