src/types/column.ts

import { ColumnDef } from './column-def';

export class Column {
  hide?: boolean;
  columns?: Column[] = [];
  colSpan = 1;
  rowSpan = 1;
  width: string;
  collapsed: boolean;
  isLast: boolean;
  constructor(public columnDef: ColumnDef, public parent?: Column) {
    this.width = columnDef.width ? columnDef.width + 'px' : '100px';
  }
  getColumnId() {
    return this.columnDef.id ?? this.columnDef.field;
  }
}