知行多空线指标接入选股与事件回测；大盘总览走 quicksync 统一入口；candles 批量 upsert 分批防 asyncpg 参数超限

backend/app/screener/engine.py

@@ -59,6 +59,12 @@ def _boll(df: pd.DataFrame, p: dict) -> dict[str, pd.Series]:
     return {"boll_upper": out["upper"], "boll_mid": out["mid"], "boll_lower": out["lower"]}
 
 
+def _zhixing(df: pd.DataFrame, p: dict) -> dict[str, pd.Series]:
+    dk = ind.zhixing_dkx(df["close"], m1=int(p["m1"]), m2=int(p["m2"]),
+                         m3=int(p["m3"]), m4=int(p["m4"]))
+    return {"zhixing_dkx": dk, "zhixing_trend": ind.ema2(df["close"])}
+
+
 def _close(df: pd.DataFrame, p: dict) -> dict[str, pd.Series]:
     return {"close": df["close"]}
 
@@ -82,6 +88,8 @@ FAMILIES: dict[str, FamilyDef] = {
     "rsi": FamilyDef("RSI", ("period",), {"period": 14}, 25, _rsi),
     "ma": FamilyDef("MA", ("period",), {"period": 20}, 25, _ma),
     "boll": FamilyDef("BOLL", ("period", "std"), {"period": 20, "std": 2}, 25, _boll),
+    "zhixing": FamilyDef("知行", ("m1", "m2", "m3", "m4"),
+                         {"m1": 14, "m2": 28, "m3": 57, "m4": 114}, 114, _zhixing),
     "close": FamilyDef("收盘价", (), {}, 1, _close),
     "pct_chg": FamilyDef("日涨跌幅", (), {}, 1, _pct_chg),
 }
@@ -91,12 +99,14 @@ INDICATOR_FAMILY: dict[str, str] = {
     "macd_dif": "macd", "macd_dea": "macd", "macd_hist": "macd",
     "rsi": "rsi", "ma": "ma",
     "boll_upper": "boll", "boll_mid": "boll", "boll_lower": "boll",
+    "zhixing_dkx": "zhixing", "zhixing_trend": "zhixing",
     "close": "close", "pct_chg": "pct_chg",
 }
 
 _IND_SUFFIX = {"kdj_k": "K", "kdj_d": "D", "kdj_j": "J",
                "macd_dif": "DIF", "macd_dea": "DEA", "macd_hist": "柱",
-               "boll_upper": "上轨", "boll_mid": "中轨", "boll_lower": "下轨"}
+               "boll_upper": "上轨", "boll_mid": "中轨", "boll_lower": "下轨",
+               "zhixing_dkx": "多空线", "zhixing_trend": "趋势线"}
 
 
 def _family_of(indicator: str) -> str: