import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
  name: 'converSize'
})
export class ConverSizePipe implements PipeTransform {

  transform(value: number): string {
    if (value === null || value === undefined || isNaN(value)) {
        return '';
    }

    const mb = value / (1024 * 1024);
    if (mb >= 1) {
        return mb.toFixed(2) + ' MB';
    }

    const kb = value / 1024;
    return kb.toFixed(2) + ' KB';
  }

}