From 32f2bf995d280f99f6fe55c6d6b0ba00db0f7d6a Mon Sep 17 00:00:00 2001
From: jacekpluta <73617938+jacekpluta@users.noreply.github.com>
Date: Tue, 12 Mar 2024 17:31:59 +0100
Subject: [PATCH] [AAE-21147] Data table columns width are not adjusting to
 screen size anymore. (#9426)

---
 .../datatable/datatable.component.html        |  6 +++---
 .../datatable/datatable.component.scss        | 11 ----------
 .../datatable/datatable.component.spec.ts     | 20 +++++++++----------
 .../datatable/datatable.component.ts          |  4 ++--
 4 files changed, 15 insertions(+), 26 deletions(-)

diff --git a/lib/core/src/lib/datatable/components/datatable/datatable.component.html b/lib/core/src/lib/datatable/components/datatable/datatable.component.html
index 94b34550719..11fff743032 100644
--- a/lib/core/src/lib/datatable/components/datatable/datatable.component.html
+++ b/lib/core/src/lib/datatable/components/datatable/datatable.component.html
@@ -39,7 +39,7 @@
                     'adf-datatable__cursor--pointer': !isResizing,
                     'adf-datatable__header--sorted-asc': isColumnSorted(col, 'asc'),
                     'adf-datatable__header--sorted-desc': isColumnSorted(col, 'desc')}"
-                 [ngStyle]="(col.width) && !lastColumn && {'flex-basis': getFlexBasisValue(col)}"
+                 [ngStyle]="(col.width) && {'flex': getFlexValue(col)}"
                  [attr.aria-label]="col.title | translate"
                  (click)="onColumnHeaderClick(col, $event)"
                  (keyup.enter)="onColumnHeaderClick(col, $event)"
@@ -103,7 +103,7 @@
                     </span>
                 </div>
                 <div
-                    *ngIf="isResizingEnabled && col.resizable && !lastColumn"
+                    *ngIf="isResizingEnabled && col.resizable"
                     [ngClass]="hoveredHeaderColumnIndex === columnIndex && !isResizing || resizingColumnIndex === columnIndex ? 'adf-datatable__resize-handle-visible' : 'adf-datatable__resize-handle-hidden'"
                     adf-resize-handle
                     (click)="$event.stopPropagation()"
@@ -216,7 +216,7 @@
                      [adf-context-menu]="getContextMenuActions(row, col)"
                      [adf-context-menu-enabled]="contextMenu"
                      adf-drop-zone dropTarget="cell" [dropColumn]="col" [dropRow]="row"
-                     [ngStyle]="(col.width) && !lastColumn && {'flex-basis': getFlexBasisValue(col)}">
+                     [ngStyle]="(col.width) && {'flex': getFlexValue(col)}">
                     <div *ngIf="!col.template" class="adf-datatable-cell-container">
                         <ng-container [ngSwitch]="data.getColumnType(row, col)">
                             <div *ngSwitchCase="'image'" class="adf-cell-value">
diff --git a/lib/core/src/lib/datatable/components/datatable/datatable.component.scss b/lib/core/src/lib/datatable/components/datatable/datatable.component.scss
index c34c554ab51..4870d11779f 100644
--- a/lib/core/src/lib/datatable/components/datatable/datatable.component.scss
+++ b/lib/core/src/lib/datatable/components/datatable/datatable.component.scss
@@ -382,17 +382,6 @@ $data-table-cell-min-width-file-size: $data-table-cell-min-width-1 !default;
         min-height: inherit;
     }
 
-    .adf-datatable-header, .adf-datatable-body {
-        .adf-datatable-cell-data {
-            flex-grow: 0;
-            flex-shrink: 1;
-
-            &:not(:has(~ .adf-datatable-cell-data)) {
-                flex-grow: 1;
-            }
-        }
-    }
-
     /* stylelint-disable-next-line no-duplicate-selectors */
     .adf-datatable-cell,
     .adf-datatable-cell-header {
diff --git a/lib/core/src/lib/datatable/components/datatable/datatable.component.spec.ts b/lib/core/src/lib/datatable/components/datatable/datatable.component.spec.ts
index 84a73a5b057..099fb088900 100644
--- a/lib/core/src/lib/datatable/components/datatable/datatable.component.spec.ts
+++ b/lib/core/src/lib/datatable/components/datatable/datatable.component.spec.ts
@@ -1738,20 +1738,20 @@ describe('Column Resizing', () => {
         });
     });
 
-    it('should display resize handle for each column, but not for the last one, by default', () => {
+    it('should display resize handle for each column by default', () => {
         dataTable.isResizingEnabled = true;
         fixture.detectChanges();
 
-        expect(getResizeHandlersCount()).toBe(1);
+        expect(getResizeHandlersCount()).toBe(2);
     });
 
-    it('should NOT display resize handle for the column when the column has resizable param set to false and column is not the last one', () => {
+    it('should NOT display resize handle for the column when the column has resizable param set to false', () => {
         dataTable.isResizingEnabled = true;
         dataTableSchema[0].resizable = false;
         dataTable.data = new ObjectDataTableAdapter([...data], [...dataTableSchema]);
         fixture.detectChanges();
 
-        expect(getResizeHandlersCount()).toBe(0);
+        expect(getResizeHandlersCount()).toBe(1);
     });
 
     it('should display resize handle when the feature is Enabled [isResizingEnabled=true]', () => {
@@ -1885,7 +1885,7 @@ describe('Column Resizing', () => {
         fixture.detectChanges();
 
         const headerColumns: HTMLElement[] = fixture.debugElement.nativeElement.querySelectorAll('.adf-datatable-cell-header');
-        expect(headerColumns[0].style.flexBasis).toBe('125px');
+        expect(headerColumns[0].style.flex).toBe('0 1 125px');
     }));
 
     it('should set the column header to 100px on resizing when its width goes below 100', fakeAsync(() => {
@@ -1894,7 +1894,7 @@ describe('Column Resizing', () => {
         fixture.detectChanges();
 
         const headerColumns: HTMLElement[] = fixture.debugElement.nativeElement.querySelectorAll('.adf-datatable-cell-header');
-        expect(headerColumns[0].style.flexBasis).toBe('100px');
+        expect(headerColumns[0].style.flex).toBe('0 1 100px');
     }));
 
     it('should set the style of all the table cells under the resizing header on resizing', fakeAsync(() => {
@@ -1906,8 +1906,8 @@ describe('Column Resizing', () => {
         const firstCell: HTMLElement = tableBody.querySelector('[data-automation-id="name1"]');
         const secondCell: HTMLElement = tableBody.querySelector('[data-automation-id="name2"]');
 
-        expect(firstCell.style.flexBasis).toBe('130px');
-        expect(secondCell.style.flexBasis).toBe('130px');
+        expect(firstCell.style.flex).toBe('0 1 130px');
+        expect(secondCell.style.flex).toBe('0 1 130px');
     }));
 
     it('should set the style of all the table cells under the resizing header to 100px on resizing when its width goes below 100', fakeAsync(() => {
@@ -1919,8 +1919,8 @@ describe('Column Resizing', () => {
         const firstCell: HTMLElement = tableBody.querySelector('[data-automation-id="name1"]');
         const secondCell: HTMLElement = tableBody.querySelector('[data-automation-id="name2"]');
 
-        expect(firstCell.style.flexBasis).toBe('100px');
-        expect(secondCell.style.flexBasis).toBe('100px');
+        expect(firstCell.style.flex).toBe('0 1 100px');
+        expect(secondCell.style.flex).toBe('0 1 100px');
     }));
 
     it('should unblur the body and set the resizing to false upon resizing ends', () => {
diff --git a/lib/core/src/lib/datatable/components/datatable/datatable.component.ts b/lib/core/src/lib/datatable/components/datatable/datatable.component.ts
index cb59a0ac503..c0a520485bc 100644
--- a/lib/core/src/lib/datatable/components/datatable/datatable.component.ts
+++ b/lib/core/src/lib/datatable/components/datatable/datatable.component.ts
@@ -971,8 +971,8 @@ export class DataTableComponent implements OnInit, AfterContentInit, OnChanges,
         this.updateColumnsWidths();
     }
 
-    getFlexBasisValue({ width = 0 }: DataColumn): string {
-        return `${width < DataTableComponent.MINIMUM_COLUMN_SIZE ? DataTableComponent.MINIMUM_COLUMN_SIZE : width}px`;
+    getFlexValue({ width = 0 }: DataColumn): string {
+        return `0 1 ${width < DataTableComponent.MINIMUM_COLUMN_SIZE ? DataTableComponent.MINIMUM_COLUMN_SIZE : width}px`;
     }
 
     filterDisabledColumns(index: number, _drag: CdkDrag, drop: CdkDropList): boolean {