From 486221b9803fad1dd6f95b1d73b2528e145fb4cc Mon Sep 17 00:00:00 2001
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 =?UTF-8?q?=D0=B5=D0=BC?= <apervov@alabuga.ru>
Date: Wed, 8 Jul 2026 00:21:15 +0300
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---
 src/features/history-chart/HistoryChart.tsx | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/features/history-chart/HistoryChart.tsx b/src/features/history-chart/HistoryChart.tsx
index befc54c..5b3647f 100644
--- a/src/features/history-chart/HistoryChart.tsx
+++ b/src/features/history-chart/HistoryChart.tsx
@@ -28,8 +28,8 @@ type HistoryChartProps = {
 
 const DAY_MS = 24 * 60 * 60 * 1000;
 
-/** Определяет видимость соединительной avg-линии с учетом ручного режима и текущей грануляции. */
-function shouldShowAvgLine(mode: AvgLineMode, granulate: string): boolean {
+/** Определяет видимость соединительной avg-линии с учетом ручного режима и масштаба X-шкалы. */
+function shouldShowAvgLine(mode: AvgLineMode, range: HistoryZoomRange): boolean {
   if (mode === 'show') {
     return true;
   }
@@ -38,7 +38,7 @@ function shouldShowAvgLine(mode: AvgLineMode, granulate: string): boolean {
     return false;
   }
 
-  return parseGranulateMs(granulate) < DAY_MS;
+  return (range.tickIntervalMs ?? parseGranulateMs(range.granulate)) < DAY_MS;
 }
 
 export function HistoryChart({
@@ -71,7 +71,7 @@ export function HistoryChart({
     to: zoomRange.to,
     tagLabels,
   });
-  const showAvgLine = shouldShowAvgLine(avgLineMode, zoomRange.granulate);
+  const showAvgLine = shouldShowAvgLine(avgLineMode, zoomRange);
   const series = useHistoryChartSeries(lines, zoomRange.granulate, showAvgLine);
   const legendData = useMemo(() => lines.map((line) => line.label), [lines]);
   const loading = lines.some((line) => line.loading);
-- 
2.49.1