From e871459fefc066ef2c83a3b55330311f65aebc89 Mon Sep 17 00:00:00 2001
From: "akash.sonune" <akash.sonune@siemens.com>
Date: Wed, 14 Jan 2026 20:09:16 +0530
Subject: [PATCH] refactor(charts): remove deprecated method

BREAKING CHANGE: Removed deprecated `SiChartBaseComponent.resetChart` method as it should not be directly used by the consumer.
---
 api-goldens/charts-ng/common/index.api.md     |  2 --
 .../common/si-chart-base.component.ts         | 29 +------------------
 2 files changed, 1 insertion(+), 30 deletions(-)

diff --git a/api-goldens/charts-ng/common/index.api.md b/api-goldens/charts-ng/common/index.api.md
index 84c8f8d75..3d8330384 100644
--- a/api-goldens/charts-ng/common/index.api.md
+++ b/api-goldens/charts-ng/common/index.api.md
@@ -262,8 +262,6 @@ export class SiChartBaseComponent implements AfterViewInit, OnChanges, OnInit, O
     readonly pointer: _angular_core.OutputEmitterRef<AxisPointerEvent>;
     refreshSeries(isLive?: boolean, dzToSet?: DataZoomRange): void;
     readonly renderer: _angular_core.InputSignal<"canvas" | "svg">;
-    // @deprecated
-    resetChart(): void;
     resize(): void;
     readonly selectedItem: _angular_core.InputSignal<SelectedLegendItem>;
     readonly selectionChanged: _angular_core.OutputEmitterRef<any>;
diff --git a/projects/charts-ng/common/si-chart-base.component.ts b/projects/charts-ng/common/si-chart-base.component.ts
index b1a0c52e5..57942bdd3 100644
--- a/projects/charts-ng/common/si-chart-base.component.ts
+++ b/projects/charts-ng/common/si-chart-base.component.ts
@@ -386,8 +386,7 @@ export class SiChartBaseComponent implements AfterViewInit, OnChanges, OnInit, O
       this.actualOptions.color = changes.options.previousValue.color;
     }
     if (changes.theme || changes.renderer) {
-      // need to completely redo the chart for the theme change to take effect
-      return this.resetChart();
+      return this.themeSwitch();
     }
 
     let updates = 0;
@@ -612,32 +611,6 @@ export class SiChartBaseComponent implements AfterViewInit, OnChanges, OnInit, O
     this.cdRef.markForCheck();
   }
 
-  /**
-   * Re-render the whole chart.
-   * @deprecated The method is deprecated and should not be used directly by the consumer.
-   */
-  resetChart(): void {
-    this.applyTheme();
-
-    if (!this.actualOptions) {
-      // this can happen if the SiThemeService fires the theme switch when the chart is not
-      // yet completely initialized
-      return;
-    }
-
-    this.disposeChart();
-    this.applyPalette();
-    const addOpts = this.additionalOptions();
-    if (addOpts?.palette) {
-      echarts.util.merge(this.actualOptions.palette, addOpts.palette, true);
-    }
-    this.themeChanged();
-    this.applyStyles();
-    this.applyTitles();
-    this.ngAfterViewInit(true); // eslint-disable-line @angular-eslint/no-lifecycle-call
-    this.cdRef.markForCheck();
-  }
-
   protected handleLegendClick(legend: CustomLegendItem): void {
     this.doToggleSeriesVisibility(legend.name, legend.selected, legend);
     this.cdRef.markForCheck();