ngx-admin/src/app/pages/extra-components/calendar/day-cell/day-cell.component.ts

import { Component, HostBinding, HostListener } from '@angular/core';
import { NbCalendarDayCellComponent } from '@nebular/theme';

@Component({
  selector: 'ngx-day-cell',
  templateUrl: 'day-cell.component.html',
  styleUrls: ['day-cell.component.scss'],
})
export class DayCellComponent extends NbCalendarDayCellComponent<Date> {
  @HostBinding('class') classes = 'day-cell';

  @HostListener('click') onClick() {
    // do work
  }
}