feat(hub): exchange price precision, entry price, and trend DCA display

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/agent.py

@@ -22,9 +22,16 @@ from __future__ import annotations
 
 import math
 import os
+import sys
 import time
+from pathlib import Path
 from typing import Any
 
+_REPO_ROOT = Path(__file__).resolve().parents[1]
+if str(_REPO_ROOT) not in sys.path:
+    sys.path.insert(0, str(_REPO_ROOT))
+from hub_ohlcv_lib import format_price_by_tick, price_tick_from_market
+
 import ccxt
 from fastapi import FastAPI, Header, HTTPException, Request
 from fastapi.responses import JSONResponse
@@ -363,6 +370,44 @@ def _finite_or_none(x: Any) -> float | None:
         return None
 
 
+def _position_price_fmt(ex: Any, symbol: str, price: float | None) -> tuple[float | None, str | None, float | None]:
+    """返回 (原价, 交易所精度字符串, price_tick)。"""
+    if price is None or price <= 0 or not symbol:
+        return None, None, None
+    tick: float | None = None
+    try:
+        ex.load_markets()
+        unified = ex.market(symbol)["symbol"]
+        tick = price_tick_from_market(ex, unified)
+        px_str = str(ex.price_to_precision(unified, price))
+        return _finite_or_none(float(px_str)), px_str, tick
+    except Exception:
+        return price, format_price_by_tick(price, tick), tick
+
+
+def _position_entry_price(p: dict[str, Any]) -> float | None:
+    """四所 ccxt 持仓统一解析开仓均价（Binance/OKX/Gate 字段名不一致）。"""
+    info = p.get("info") or {}
+    if not isinstance(info, dict):
+        info = {}
+    for key in (
+        p.get("entryPrice"),
+        p.get("entry_price"),
+        p.get("average"),
+        info.get("entryPrice"),
+        info.get("entry_price"),
+        info.get("avgPx"),
+        info.get("avgEntryPrice"),
+        info.get("avg_entry_price"),
+        info.get("avgPrice"),
+        info.get("openAvgPx"),
+    ):
+        px = _finite_or_none(key)
+        if px is not None and px > 0:
+            return px
+    return None
+
+
 def _extract_usdt_total(balance: dict[str, Any]) -> float | None:
     """从 ccxt balance 结构中尽量取出 USDT 总额（与 crypto_monitor_binance 一致）。"""
     usdt_info = balance.get("USDT") or {}
@@ -536,11 +581,8 @@ def _status_inner(x_control_token: str | None) -> Any:
             notional_f = float(notional) if notional is not None else None
         except (TypeError, ValueError):
             notional_f = None
-        entry = p.get("entryPrice")
-        try:
-            entry_f = float(entry) if entry is not None else None
-        except (TypeError, ValueError):
-            entry_f = None
+        entry_f = _position_entry_price(p)
+        _, entry_fmt, price_tick = _position_price_fmt(ex, sym, entry_f)
         positions_out.append(
             {
                 "symbol": sym,
@@ -549,7 +591,9 @@ def _status_inner(x_control_token: str | None) -> Any:
                 "contracts_signed": c,
                 "notional_usdt": _finite_or_none(notional_f) if notional_f is not None else None,
                 "unrealized_pnl": _finite_or_none(upnl_f),
-                "entry_price": _finite_or_none(entry_f) if entry_f is not None else None,
+                "entry_price": entry_f,
+                "entry_price_fmt": entry_fmt,
+                "price_tick": _finite_or_none(price_tick) if price_tick is not None else None,
             }
         )