/*
 * Example use
 *  Simple: *ngFor="let item of giftCards | keys"
 *	With an object with objects: *ngFor="let item of (itemsObject | keys : 'date') | orderBy : ['-order']"
 */

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

@Pipe({
  name: 'keys',
})
export class KeysPipe implements PipeTransform {
  transform(value, orderBy?: string): any {
    let keys = [];
    for (let key in value) {
      keys.push({ key, value: value[key], order: orderBy ? (value[key])[orderBy] : null });
    }
    return keys;
  }
}