From 32e9dd3531525c9e7e500d93b29ab33a705d5572 Mon Sep 17 00:00:00 2001
From: root <root@s52867.vps.hosting>
Date: Fri, 27 Feb 2026 07:56:07 +0000
Subject: [PATCH] feat: rate kline unit x10000 (bps), default interval 1h

---
 backend/main.py             | 4 ++--
 frontend/app/kline/page.tsx | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/backend/main.py b/backend/main.py
index b758fec..fefde28 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -203,10 +203,10 @@ async def get_kline(symbol: str = "BTC", interval: str = "5m", limit: int = 500)
             b["price_close"] = price
 
     data = sorted(bars.values(), key=lambda x: x["time"])[-limit:]
-    # 转换为百分比（费率）
+    # 转换为万分之（费率 × 10000）
     for b in data:
         for k in ("open", "high", "low", "close"):
-            b[k] = round(b[k] * 100, 6)
+            b[k] = round(b[k] * 10000, 4)
 
     return {"symbol": symbol, "interval": interval, "count": len(data), "data": data}
 
diff --git a/frontend/app/kline/page.tsx b/frontend/app/kline/page.tsx
index 31bf3c2..d0ba37d 100644
--- a/frontend/app/kline/page.tsx
+++ b/frontend/app/kline/page.tsx
@@ -70,7 +70,7 @@ export default function KlinePage() {
   const rateRef = useRef<HTMLDivElement>(null);
   const priceRef = useRef<HTMLDivElement>(null);
   const [symbol, setSymbol] = useState<"BTC" | "ETH">("BTC");
-  const [interval, setInterval] = useState("5m");
+  const [interval, setInterval] = useState("1h");
   const [count, setCount] = useState(0);
   const [loading, setLoading] = useState(true);
   const rateChartRef = useRef<ReturnType<typeof createChart> | null>(null);
@@ -187,8 +187,8 @@ export default function KlinePage() {
       {/* 费率K线 */}
       <div className="rounded-xl border border-slate-200 bg-white shadow-sm p-4">
         <div className="flex items-center justify-between mb-2">
-          <h2 className="text-slate-700 font-semibold text-sm">{symbol} 资金费率 K 线（%）</h2>
-          <span className="text-xs text-slate-400">绿涨红跌 · 代表多头情绪强弱</span>
+          <h2 className="text-slate-700 font-semibold text-sm">{symbol} 资金费率 K 线（万分之）</h2>
+          <span className="text-xs text-slate-400">原始值×10000 · 绿涨红跌 · 代表多头情绪强弱</span>
         </div>
         <div ref={rateRef} className="w-full" style={{ height: 260 }} />
       </div>