Is there a way to turn off grouping in the Angular Grid when there are no items to group?

Here is a snippet of code that includes an Angular component with an ag-Grid:

@Component({
  selector: 'my-app',
  template: 
  `<ag-grid-angular
    style="height: 100%;"
    class="ag-theme-alpine"
    [columnDefs]="columnDefs"
    [animateRows]="true"
    [rowData]="rowData"
    (gridReady)="onGridReady($event)">
  </ag-grid-angular>`,
})
export class AppComponent {

  public columnDefs: ColDef[] = [
    { field: 'school', rowGroup: true, hide: true },
    { field: 'subject', rowGroup: true, hide: true },
    { field: 'branch' },
    { field: 'performance', aggFunc: 'avg' }
  ];

  public rowData: any[];

  onGridReady(params) {
    this.rowData = [
          {
            school: 'SomeSchool',
            subject: 'Music',
            branch: undefined,
            performance: 4
          },
          {
            school: 'SomeSchool',
            subject: 'Math',
            branch: 'Algebra',
            performance: 5
          },
          {
            school: 'SomeSchool',
            subject: 'Math',
            branch: 'Geometry',
            performance: 4.5
          }
        ];
  }
}

The issue arises when trying to display the Music item in the grid without branches, only showing the performance. The question posed is whether there is a way to disable expanding for rows where there is nothing to group, such as in the case of displaying Music - Performance in one row.

Answer №2

The documentation states that you have the option to selectively deactivate cell grouping by setting up cellRendererSelector for autoGroupColumnDef. I have implemented this so that we revert to the default cell renderer when

params.node.childrenMapped == null

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