D-Net

import {Component, Input, ViewChild} from '@angular/core';

import { ActivatedRoute} from '@angular/router';

import {Location} from '@angular/common';

import { Filter, Value} from '../searchUtils/searchHelperClasses.class';

import {SearchPeopleService} from '../../services/searchPeople.service';

import {SearchResult}     from '../../utils/entities/searchResult';

import {OpenaireProperties, ErrorCodes} from '../../utils/properties/openaireProperties';

import {SearchFields} from '../../utils/properties/searchFields';

import {SearchPageComponent } from '../searchUtils/searchPage.component';

import {SearchUtilsClass } from '../searchUtils/searchUtils.class';

@Component({

    selector: 'search-people',

    template: `

    <search-page pageTitle="Search People"

                 type="people" entityType="person" [(filters)] = "filters"

                 [(results)] = "results" [(searchUtils)] = "searchUtils"

                 [baseUrl] = "baseUrl" (queryChange)="queryChanged($event)" [showRefine]=false

                 [csvParams]="csvParams" csvPath="people" advancedSearchLink="/search/advanced/people">

    </search-page>

    `

})

export class SearchPeopleComponent {

  public results =[];

  public filters =[];

   public baseUrl:string;

  public searchUtils:SearchUtilsClass = new SearchUtilsClass();

  public sub: any;

  public _location:Location;

  public searchFields:SearchFields = new SearchFields();

  public refineFields = this.searchFields.PERSON_REFINE_FIELDS;

  public csvParams: string;

  @ViewChild (SearchPageComponent) searchPage : SearchPageComponent ;

  constructor (private route: ActivatedRoute, private _searchPeopleService: SearchPeopleService ) {

    //this.results =[];

    //this.filters =[];

    var errorCodes:ErrorCodes = new ErrorCodes();

    this.searchUtils.status =errorCodes.LOADING;

    this.baseUrl = OpenaireProperties.getLinkToSearchPeople();

    //get refine field filters  from url parameters

    // if(!this.searchPage){

    //   this.searchPage = new SearchPageComponent(this._location);

    // }

  }

  public ngOnInit() {

    this.searchPage.refineFields = this.refineFields; //TODO make it work as a directive

    this.sub =  this.route.queryParams.subscribe(params => {

    this.searchUtils.keyword = (params['keyword']?params['keyword']:'');

    this.searchUtils.page = (params['page']=== undefined)?1:+params['page'];

              this.getResults(this.searchUtils.keyword, false, this.searchUtils.page, this.searchUtils.size);

    });

  }

  public ngOnDestroy() {

    this.sub.unsubscribe();

  }

public getResults(keyword:string,refine:boolean, page: number, size: number){

  var parameters = "";

  if(keyword.length > 0){

    parameters = "q="+ keyword;

  }

  this._getResults(parameters,refine,page,this.searchUtils.size);

}

private _getResults(parameters:string,refine:boolean, page: number, size: number){

    this.csvParams = parameters;

  var errorCodes:ErrorCodes = new ErrorCodes();

  this.searchUtils.status = errorCodes.LOADING;

  this.searchPage.openLoading();

  this._searchPeopleService.searchPeople(parameters,(refine)?this.searchPage.getRefineFieldsQuery():null, page, size, this.searchPage.getFields()).subscribe(

      data => {

          this.searchUtils.totalResults = data[0];

          console.info("search People: [Parameters:"+parameters+" ]  [total results:"+this.searchUtils.totalResults+"]");

          this.results = data[1];

            this.filters = this.searchPage.checkSelectedFilters(data[2]);

            this.searchPage.updateBaseUrlWithParameters(this.filters);

          var errorCodes:ErrorCodes = new ErrorCodes();

          this.searchUtils.status = errorCodes.DONE;

          if(this.searchUtils.totalResults == 0 ){

            this.searchUtils.status = errorCodes.NONE;

          }

          this.searchPage.closeLoading();

      },

      err => {

          console.log(err);

           //TODO check erros (service not available, bad request)

          // if( ){

          //   this.searchUtils.status = ErrorCodes.ERROR;

          // }

          var errorCodes:ErrorCodes = new ErrorCodes();

          this.searchUtils.status = errorCodes.ERROR;

          this.searchPage.closeLoading();

      }

  );

}

  private setFilters(){

    //TODO set filters from

  }

  public queryChanged($event) {

    var parameters = $event.value;

    console.info("queryChanged: Execute search query "+parameters);

    this._getResults(parameters, true, this.searchUtils.page, this.searchUtils.size);

  }

}