import { Pipe, PipeTransform } from '@angular/core'; @Pipe({ name: 'approxTime' }) export class ApproxTimePipe implements PipeTransform { transform(value: any): string { console.log(value); if (value < 60) { const result = Math.round(value); return `${result} second${result > 1 ? 's' : ''}`; } else if (value < 3600) { let result = Math.round(value / 60) return `${result} minute${result > 1 ? 's' : ''}`; } else if (value < 86400) { let result = Math.round(value / 3600) return `${result} hour${result > 1 ? 's' : ''}`; } else { let result = Math.round(value / 86400) return `${result} day${result > 1 ? 's' : ''}`; } } }