feat(HEL-490): 剩余行情改由数据中枢主线路提供

正式页面以 8766 为主线路，旧接口只作故障备用；compose 钉死全部 DATAHUB_READ_*，避免现网残留 0 造成假完成。

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>

backend/data/datahub/bridge.py

@@ -16,6 +16,7 @@ from backend.data.datahub.native import (
     yyyymmdd,
 )
 from backend.data.datahub.redact import redact_text, redact_value
+from backend.data.datahub.route_state import LEDGER
 from backend.data.datahub.settings import DatahubSettings
 from backend.data.providers.tushare_client import TushareClient
 
@@ -125,6 +126,7 @@ class DatahubBridge:
                 raise DatahubError("EMPTY", "datahub intraday empty")
             if (response.meta or {}).get("stale"):
                 raise DatahubError("STALE", "datahub intraday stale")
+            self._record_route("intraday", "datahub", str((response.meta or {}).get("source") or "datahub"))
             return {
                 "entity_type": str(data.get("entity_type") or "stock"),
                 "identifier": str(data.get("identifier") or code),
@@ -139,6 +141,106 @@ class DatahubBridge:
             self._log_failure("intraday", exc)
             return None
 
+    def try_market_quotes(self, trade_date: str = "") -> list[dict[str, Any]] | None:
+        return self._try_quote_rows("quotes", {}, expected_date=trade_date, minimum=200)
+
+    def try_quotes(self, codes: list[str]) -> list[dict[str, Any]] | None:
+        cleaned = [str(item or "").strip() for item in codes if str(item or "").strip()]
+        if not cleaned:
+            return None
+        return self._try_quote_rows("quotes", {"codes": ",".join(cleaned[:60])}, minimum=1)
+
+    def try_index_quotes(self) -> list[dict[str, Any]] | None:
+        flags = self.settings.flags("index_quotes")
+        if not flags.read:
+            return None
+        try:
+            response = self.client.index_quotes()
+            rows = [dict(item) for item in (response.data or []) if isinstance(item, dict)]
+            if len(rows) < 3:
+                raise DatahubError("EMPTY", "datahub index quotes incomplete")
+            if (response.meta or {}).get("stale"):
+                raise DatahubError("STALE", "datahub index quotes stale")
+            self._record_route(
+                "index_quotes",
+                "datahub",
+                str((response.meta or {}).get("source") or "datahub"),
+            )
+            return rows
+        except Exception as exc:
+            self._log_failure("index_quotes", exc)
+            return None
+
+    def try_daily_chart(
+        self,
+        code: str,
+        end_date: str,
+        limit: int = 90,
+        dataset: str = "daily",
+    ) -> list[dict[str, Any]] | None:
+        flags = self.settings.flags(dataset)
+        if not flags.read:
+            return None
+        compact_end = yyyymmdd(end_date)
+        if not compact_end:
+            return None
+        try:
+            start = _shift_yyyymmdd(compact_end, -max(190, int(limit) * 3))
+            if dataset == "index_daily":
+                response = self._paginate(
+                    self.client.index_bars,
+                    {"code": code, "from": start, "to": compact_end},
+                )
+            else:
+                response = self._paginate(
+                    self.client.daily_bars,
+                    {"code": code, "from": start, "to": compact_end, "adjust": "none"},
+                )
+            self._validate_usable(dataset, list(response.data or []), response)
+            rows = _chart_bars(list(response.data or []))
+            if not rows:
+                raise DatahubError("EMPTY", f"{dataset} chart empty")
+            self._record_route(dataset, "datahub", str((response.meta or {}).get("source") or "datahub"))
+            return rows[-max(20, min(180, int(limit))):]
+        except Exception as exc:
+            self._log_failure(dataset, exc)
+            return None
+
+    def record_legacy(self, dataset: str, source: str = "", error: str = "") -> None:
+        self._record_route(dataset, "legacy", source, error)
+
+    def route_snapshot(self) -> list[dict[str, Any]]:
+        return LEDGER.snapshot()
+
+    def _try_quote_rows(
+        self,
+        dataset: str,
+        params: dict[str, Any],
+        expected_date: str = "",
+        minimum: int = 1,
+    ) -> list[dict[str, Any]] | None:
+        flags = self.settings.flags(dataset)
+        if not flags.read:
+            return None
+        try:
+            response = self.client.quotes_latest(**params)
+            rows = [_native_quote(item) for item in (response.data or []) if isinstance(item, dict)]
+            rows = [item for item in rows if item]
+            want = yyyymmdd(expected_date)
+            if want:
+                dated = [item for item in rows if not item.get("quote_date") or item.get("quote_date") == want]
+                if dated:
+                    rows = dated
+            if len(rows) < minimum:
+                raise DatahubError("EMPTY", f"datahub {dataset} empty")
+            if (response.meta or {}).get("stale"):
+                raise DatahubError("STALE", f"datahub {dataset} stale")
+            self._record_route(dataset, "datahub", str((response.meta or {}).get("source") or "datahub"))
+            return rows
+        except Exception as exc:
+            self._log_failure(dataset, exc)
+            return None
+
     def query(
         self,
         api_name: str,
@@ -180,12 +282,19 @@ class DatahubBridge:
                 raise
             self._emit_shadow(compare_rows(dataset, legacy_rows, hub_canonical, hub_meta, hub_error, fields))
             if flags.read and hub_rows is not None and hub_error is None:
+                self._record_route(dataset, "datahub", str(hub_meta.get("source") or "datahub"))
                 return project_fields(hub_rows, fields)
+            if flags.read:
+                self._record_route(dataset, "legacy", "tushare", hub_error or "")
             return legacy_rows
 
         if flags.read and hub_rows is not None and hub_error is None:
+            self._record_route(dataset, "datahub", str(hub_meta.get("source") or "datahub"))
             return project_fields(hub_rows, fields)
-        return legacy_query(api_name, params, fields)
+        result = legacy_query(api_name, params, fields)
+        if flags.read:
+            self._record_route(dataset, "legacy", "tushare", hub_error or "")
+        return result
 
     def _fetch_dataset(self, dataset: str, params: dict[str, Any], api_name: str = "") -> DatahubResponse:
         date = yyyymmdd(params.get("trade_date") or params.get("date"))
@@ -298,11 +407,12 @@ class DatahubBridge:
             self.shadow_sink(report)
 
     def _log_failure(self, dataset: str, exc: Exception) -> None:
-        LOGGER.warning(
-            "datahub fallback dataset=%s error=%s",
-            dataset,
-            redact_text(self._error_text(exc), self.settings.secrets()),
-        )
+        error = redact_text(self._error_text(exc), self.settings.secrets())
+        LOGGER.warning("datahub fallback dataset=%s error=%s", dataset, error)
+        self._record_route(dataset, "legacy", "pending-legacy", error)
+
+    def _record_route(self, dataset: str, route: str, source: str = "", error: str = "") -> None:
+        LEDGER.record(dataset, route, source, redact_text(error, self.settings.secrets()))
 
     def _error_text(self, exc: Exception) -> str:
         if isinstance(exc, DatahubError):
@@ -312,6 +422,75 @@ class DatahubBridge:
         return redact_text(text, self.settings.secrets())
 
 
+def _native_quote(row: dict[str, Any]) -> dict[str, Any] | None:
+    ts_code = str(row.get("ts_code") or "").strip()
+    close = _finite(row.get("close") if row.get("close") not in (None, "") else row.get("price"))
+    previous = _finite(
+        row.get("pre_close") if row.get("pre_close") not in (None, "") else row.get("previous_close")
+    )
+    if not ts_code or close <= 0 or previous <= 0:
+        return None
+    volume = _finite(row.get("vol") if row.get("vol") not in (None, "") else row.get("volume"))
+    return {
+        "ts_code": ts_code,
+        "name": str(row.get("name") or ts_code).strip(),
+        "pre_close": previous,
+        "open": _finite(row.get("open")),
+        "high": _finite(row.get("high")),
+        "low": _finite(row.get("low")),
+        "close": close,
+        "vol": volume,
+        "amount": _finite(row.get("amount")),
+        "num": 0,
+        "quote_date": yyyymmdd(row.get("quote_date") or row.get("trade_date")),
+        "source": str(row.get("source") or "datahub"),
+    }
+
+
+def _chart_bars(rows: list[Any]) -> list[dict[str, Any]]:
+    normalized: list[dict[str, Any]] = []
+    for row in rows:
+        if not isinstance(row, dict):
+            continue
+        compact = yyyymmdd(row.get("trade_date"))
+        close = _finite(row.get("close"))
+        if len(compact) != 8 or close <= 0:
+            continue
+        volume = _finite(row.get("volume") if row.get("volume") not in (None, "") else row.get("vol"))
+        amount = _finite(row.get("amount"))
+        if volume and volume < close * 10 and amount > 1000:
+            volume = volume * 100
+        trade_date = f"{compact[:4]}-{compact[4:6]}-{compact[6:8]}"
+        previous = normalized[-1]["close"] if normalized else 0.0
+        normalized.append(
+            {
+                "trade_date": trade_date,
+                "open": _finite(row.get("open")),
+                "high": _finite(row.get("high")),
+                "low": _finite(row.get("low")),
+                "close": close,
+                "change": round((close / previous - 1) * 100, 4) if previous else _finite(row.get("pct_chg")),
+                "volume": volume,
+                "amount_billion": amount / 100_000_000,
+            }
+        )
+    return normalized
+
+
+def _shift_yyyymmdd(value: str, days: int) -> str:
+    from datetime import datetime, timedelta
+
+    stamp = datetime.strptime(value, "%Y%m%d")
+    return (stamp + timedelta(days=days)).strftime("%Y%m%d")
+
+
+def _finite(value: Any) -> float:
+    try:
+        return float(value or 0)
+    except (TypeError, ValueError):
+        return 0.0
+
+
 class DatahubAwareTushareClient:
     def __init__(self, legacy: TushareClient, bridge: DatahubBridge) -> None:
         self._legacy = legacy
@@ -325,5 +504,17 @@ class DatahubAwareTushareClient:
     ) -> list[dict[str, Any]]:
         return self._bridge.query(api_name, params, fields, self._legacy.query)
 
+    def try_market_quotes(self, trade_date: str = "") -> list[dict[str, Any]] | None:
+        return self._bridge.try_market_quotes(trade_date)
+
+    def try_quotes(self, codes: list[str]) -> list[dict[str, Any]] | None:
+        return self._bridge.try_quotes(codes)
+
+    def try_index_quotes(self) -> list[dict[str, Any]] | None:
+        return self._bridge.try_index_quotes()
+
+    def record_datahub_legacy(self, dataset: str, source: str = "", error: str = "") -> None:
+        self._bridge.record_legacy(dataset, source, error)
+
     def __getattr__(self, name: str) -> Any:
         return getattr(self._legacy, name)