client/src/app/shared/rest/rest.service.ts

   1 import { Injectable } from '@angular/core';
   2 import { URLSearchParams } from '@angular/http';
   3
   4 import { RestPagination } from './rest-pagination';
   5
   6 @Injectable()
   7 export class RestService {
   8
   9   buildRestGetParams(pagination?: RestPagination, sort?: string) {
  10     const params = new URLSearchParams();
  11
  12     if (pagination) {
  13       const start: number = (pagination.currentPage - 1) * pagination.itemsPerPage;
  14       const count: number = pagination.itemsPerPage;
  15
  16       params.set('start', start.toString());
  17       params.set('count', count.toString());
  18     }
  19
  20     if (sort) {
  21       params.set('sort', sort);
  22     }
  23
  24     return params;
  25   }
  26
  27 }