增加资金费率

backend/app/main.py

@@ -8,6 +8,7 @@ from fastapi.staticfiles import StaticFiles
 
 from .aggregator import aggregate_period, enrich_snapshot_meta
 from .config import ROOT_DIR, settings
+from .funding_store import enrich_items_with_funding, get_funding_bundle
 from .kline_store import get_daily_candles, sync_daily_klines
 from .db import get_latest_snapshot, init_db, log_push
 from .exceptions import BinanceRateLimitedError
@@ -62,6 +63,7 @@ async def index():
 async def api_yesterday_top30():
     snap = get_latest_snapshot("yesterday")
     if snap:
+        items = await enrich_items_with_funding(snap["items"])
         return {
             "period_start": snap["period_start"],
             "period_end": snap["period_end"],
@@ -69,7 +71,7 @@ async def api_yesterday_top30():
             "top_n": settings.top_n,
             "volume_threshold": settings.volume_threshold,
             "change_threshold": settings.change_threshold,
-            "items": snap["items"],
+            "items": items,
         }
     start, end = get_yesterday_period()
     try:
@@ -87,6 +89,7 @@ async def api_yesterday_top30():
 async def api_today_top30():
     cached = get_today_cache()
     if cached:
+        cached["items"] = await enrich_items_with_funding(cached.get("items", []))
         return cached
     start, end = get_today_period()
     try:
@@ -154,6 +157,20 @@ async def api_chart_daily(symbol: str, limit: int | None = None, refresh: bool =
         raise HTTPException(502, "K线获取失败") from e
 
 
+@app.get("/api/funding/{symbol}/history")
+async def api_funding_history(symbol: str, limit: int | None = None, refresh: bool = False):
+    sym = symbol.upper().strip()
+    if not sym.endswith("USDT"):
+        raise HTTPException(400, "invalid symbol")
+    try:
+        return await get_funding_bundle(sym, limit, force_refresh=refresh)
+    except BinanceRateLimitedError as e:
+        raise HTTPException(503, f"币安限流，请 {e.retry_after_sec} 秒后再试") from e
+    except Exception as e:
+        logger.error("funding %s failed: %s", sym, e)
+        raise HTTPException(502, "资金费率获取失败") from e
+
+
 @app.post("/api/chart/{symbol}/daily/refresh")
 async def api_chart_daily_refresh(symbol: str, limit: int | None = None):
     """强制从币安同步日 K 到本地库。"""