filter.pipe.ts

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

@Pipe({
  name: 'filter',
})
export class FilterPipe implements PipeTransform {
  transform(products: any[], query: string): any[] {
    if (!products) return [];
    if (!query || query.length == 0) return products;
    return products.filter(
      (p) => p.toLowerCase().indexOf(query.toLowerCase()) != -1
    );
  }
}