fix(HEL-494): 修复个股缺失指标、问天遮罩、四爻外显并回补250日K

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

backend/data/providers/tushare_daily.py

@@ -5,6 +5,7 @@ from typing import Any
 from backend.data.numbers import finite_number as _number
 from backend.data.providers.tushare_helpers import (
     _display_time,
+    _optional_number,
     _prices_equal,
     calendar_is_open,
 )
@@ -137,7 +138,67 @@ class DailyMarketMixin:
                 )
                 item["capital_trade_date"] = str(capital.get("trade_date") or "")
             result.append(item)
-        return result
+        return self._overlay_board_fields(result, trade_date)
+
+    def _overlay_board_fields(
+        self,
+        rows: list[dict[str, Any]],
+        trade_date: str,
+    ) -> list[dict[str, Any]]:
+        if not rows:
+            return rows
+        official = self._official_board_map(trade_date)
+        free = self._free_board_map(trade_date) if not official else {}
+        merged: list[dict[str, Any]] = []
+        for row in rows:
+            code = str(row.get("ts_code") or "")
+            extra = official.get(code) or free.get(code) or {}
+            if not extra:
+                merged.append(row)
+                continue
+            item = dict(row)
+            for key in (
+                "first_time",
+                "last_time",
+                "fd_amount",
+                "open_times",
+                "limit_times",
+                "turnover_ratio",
+            ):
+                incoming = extra.get(key)
+                current = item.get(key)
+                if incoming in (None, "", "--"):
+                    continue
+                if current in (None, "", "--", 0, 0.0):
+                    item[key] = incoming
+            merged.append(item)
+        return merged
+
+    def _official_board_map(self, trade_date: str) -> dict[str, dict[str, Any]]:
+        mapped: dict[str, dict[str, Any]] = {}
+        try:
+            for row in self._load_limit_lists(trade_date):
+                code = str(row.get("ts_code") or "")
+                if code:
+                    mapped[code] = row
+        except Exception:
+            return {}
+        return mapped
+
+    def _free_board_map(self, trade_date: str) -> dict[str, dict[str, Any]]:
+        aggregator = getattr(self, "realtime_aggregator", None)
+        loader = getattr(aggregator, "eastmoney_limit_pool", None) if aggregator else None
+        if not callable(loader):
+            return {}
+        try:
+            rows = loader(trade_date)
+        except Exception:
+            return {}
+        return {
+            str(row.get("ts_code") or ""): row
+            for row in rows
+            if row.get("ts_code")
+        }
 
     @staticmethod
     def _normalize_limit(row: dict[str, Any], status: str) -> dict[str, Any]:
@@ -162,7 +223,11 @@ class DailyMarketMixin:
             "turnover_source": row.get("turnover_source") or "provider",
             "capital_trade_date": row.get("capital_trade_date") or "",
             "amount_billion": round(amount_billion, 2),
-            "seal_amount_million": round(_number(row.get("fd_amount")) / 10000, 0),
+            "seal_amount_million": (
+                round(fd / 10000, 0)
+                if (fd := _optional_number(row.get("fd_amount"))) is not None
+                else None
+            ),
             "float_mv_billion": round(_number(row.get("float_mv")) / 100000000, 1),
             "status": status,
         }