/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
import {URLSearchParams} from '@angular/http';
import {FetchRequest} from './fetch-request.model';
import {Page} from './page.model';
import {Sort} from './sort.model';

export function buildSearchParams(fetchRequest?: FetchRequest): URLSearchParams {
  const params = new URLSearchParams();

  fetchRequest = fetchRequest || {};

  const page: Page = fetchRequest.page || {pageIndex: 0, size: 10};
  const sort: Sort = fetchRequest.sort || {sortColumn: '', sortDirection: ''};

  params.append('term', fetchRequest.searchTerm ? fetchRequest.searchTerm : undefined);

  params.append('pageIndex', page.pageIndex !== undefined ? page.pageIndex.toString() : undefined);
  params.append('size', page.size ? page.size.toString() : undefined);

  params.append('sortColumn', sort.sortColumn ? sort.sortColumn : undefined);
  params.append('sortDirection', sort.sortDirection ? sort.sortDirection : undefined);

  return params;
}

export function buildDateRangeParam(startDate: string, endDate: string): string {
  return `${startDate}..${endDate}`;
}