修复bug

onchain_scout_gate/app/chart_candles.py

@@ -4,6 +4,8 @@ import base64
 import io
 import logging
 
+from .candle_rows import rows_to_ohl
+
 LOGGER = logging.getLogger("onchain_scout.chart_candles")
 
 
@@ -22,14 +24,7 @@ def daily_candles_png_base64(rows_1d: list[list[str]], symbol: str, max_bars: in
         LOGGER.warning("matplotlib not installed, skip chart image")
         return None
 
-    o, h, l, c, _ = [], [], [], [], []
-    for item in rows_1d:
-        if len(item) < 6:
-            continue
-        o.append(float(item[1]))
-        h.append(float(item[2]))
-        l.append(float(item[3]))
-        c.append(float(item[4]))
+    o, h, l, c = rows_to_ohl(rows_1d)
     n = len(c)
     if n < 5:
         return None