(superset) branch master updated: fix(timeseries): x-axis last month was hidden (#37181)

[enzomartellucci]

This is an automated email from the ASF dual-hosted git repository.

enzomartellucci pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/superset.git


The following commit(s) were added to refs/heads/master by this push:
     new f4597be341 fix(timeseries): x-axis last month was hidden (#37181)
f4597be341 is described below

commit f4597be341c3cc982a4c4639800c906be4ec39ba
Author: Luis Sánchez <luis.sanchez...@gmail.com>
AuthorDate: Mon Jan 19 13:19:34 2026 -0300

    fix(timeseries): x-axis last month was hidden (#37181)
---
 .../src/Timeseries/transformProps.ts               |  4 ++
 .../test/Timeseries/transformers.test.ts           | 49 +++++++++++++++++++++-
 2 files changed, 52 insertions(+), 1 deletion(-)

diff --git 
a/superset-frontend/plugins/plugin-chart-echarts/src/Timeseries/transformProps.ts
 
b/superset-frontend/plugins/plugin-chart-echarts/src/Timeseries/transformProps.ts
index fe37eea027..6058a94800 100644
--- 
a/superset-frontend/plugins/plugin-chart-echarts/src/Timeseries/transformProps.ts
+++ 
b/superset-frontend/plugins/plugin-chart-echarts/src/Timeseries/transformProps.ts
@@ -551,6 +551,10 @@ export default function transformProps(
       formatter: xAxisFormatter,
       rotate: xAxisLabelRotation,
       interval: xAxisLabelInterval,
+      ...(xAxisType === AxisType.Time && {
+        showMaxLabel: true,
+        alignMaxLabel: 'right',
+      }),
     },
     minorTick: { show: minorTicks },
     minInterval:
diff --git 
a/superset-frontend/plugins/plugin-chart-echarts/test/Timeseries/transformers.test.ts
 
b/superset-frontend/plugins/plugin-chart-echarts/test/Timeseries/transformers.test.ts
index 954221d56c..143bdf4389 100644
--- 
a/superset-frontend/plugins/plugin-chart-echarts/test/Timeseries/transformers.test.ts
+++ 
b/superset-frontend/plugins/plugin-chart-echarts/test/Timeseries/transformers.test.ts
@@ -16,13 +16,17 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-import { CategoricalColorScale } from '@superset-ui/core';
+import { CategoricalColorScale, ChartProps } from '@superset-ui/core';
+import { GenericDataType } from '@apache-superset/core/api/core';
+import { supersetTheme } from '@apache-superset/core/ui';
 import type { SeriesOption } from 'echarts';
 import { EchartsTimeseriesSeriesType } from '../../src';
 import {
   transformSeries,
   transformNegativeLabelsPosition,
 } from '../../src/Timeseries/transformers';
+import transformProps from '../../src/Timeseries/transformProps';
+import { EchartsTimeseriesChartProps } from '../../src/types';
 
 // Mock the colorScale function
 const mockColorScale = jest.fn(
@@ -190,3 +194,46 @@ describe('transformNegativeLabelsPosition', () => {
     expect((result as any)[4].label).toBe(undefined);
   });
 });
+
+test('should configure time axis labels to show max label for last month 
visibility', () => {
+  const formData = {
+    colorScheme: 'bnbColors',
+    datasource: '3__table',
+    granularity_sqla: 'ds',
+    metric: 'sum__num',
+    viz_type: 'my_viz',
+  };
+  const queriesData = [
+    {
+      data: [
+        { sum__num: 100, __timestamp: new Date('2026-01-01').getTime() },
+        { sum__num: 200, __timestamp: new Date('2026-02-01').getTime() },
+        { sum__num: 300, __timestamp: new Date('2026-03-01').getTime() },
+        { sum__num: 400, __timestamp: new Date('2026-04-01').getTime() },
+        { sum__num: 500, __timestamp: new Date('2026-05-01').getTime() },
+      ],
+      colnames: ['sum__num', '__timestamp'],
+      coltypes: [GenericDataType.Numeric, GenericDataType.Temporal],
+    },
+  ];
+  const chartProps = new ChartProps({
+    formData,
+    width: 800,
+    height: 600,
+    queriesData,
+    theme: supersetTheme,
+  });
+
+  const result = transformProps(
+    chartProps as unknown as EchartsTimeseriesChartProps,
+  );
+
+  expect(result.echartOptions.xAxis).toEqual(
+    expect.objectContaining({
+      axisLabel: expect.objectContaining({
+        showMaxLabel: true,
+        alignMaxLabel: 'right',
+      }),
+    }),
+  );
+});