D-Net

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

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

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

import {ErrorCodes} from '../../openaireLibrary/utils/properties/errorCodes';

import {ErrorMessagesComponent}    from '../../openaireLibrary/utils/errorMessages.component';

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

import {SearchPageTableViewComponent } from '../../openaireLibrary/searchPages/searchUtils/searchPageTableView.component';

import {SearchCustomFilter, SearchUtilsClass} from '../../openaireLibrary/searchPages/searchUtils/searchUtils.class';

import {EnvProperties} from '../../openaireLibrary/utils/properties/env-properties';

import {SearchCommunityProjectsService} from '../../openaireLibrary/connect/projects/searchProjects.service';

import {PiwikHelper} from '../../utils/piwikHelper';

import {ConnectHelper} from '../../openaireLibrary/connect/connectHelper';

import {properties} from "../../../environments/environment";

import {CommunitiesService} from "../../openaireLibrary/connect/communities/communities.service";

import {CommunityService} from "../../openaireLibrary/connect/community/community.service";

import {Subscriber} from "rxjs";

@Component({

    selector: 'openaire-search-projects',

    template: `

    <search-page-table    pageTitle="Search Projects"

                          type="projects" entityType="project" [filters] = "filters"

                          [results] = "results"  [searchUtils] = "searchUtils"

                          [columnNames]="columnNames"

                          [showResultCount]=false

                          [openaireLink]="'https://' + (properties.environment == 'production'?'':'beta.') + 'explore.openaire.eu/search/find/projects'"

                          [disableForms]="disableForms"

                          [enableSearchView]="enableSearchView"

                          searchFormClass="projectsTableSearchForm"

                          formPlaceholderText="Search by project title, grant id, funder... "

                          [piwikSiteId]="piwikSiteId" [hasPrefix]="false" [customFilter]="customFilter" [enableEntitySelection]="true"

                          [includeOnlyResultsAndFilter]="false" [showBreadcrumb]="true">

    </search-page-table>

    `

})

export class OpenaireSearchProjectsComponent {

  private errorCodes: ErrorCodes;

  private errorMessages: ErrorMessagesComponent;

  public columnNames = ['Project', 'GrantId', 'Funder'];

  public results =[];

  public filters =[];

  public searchUtils:SearchUtilsClass = new SearchUtilsClass();

  subscriptions = [];

  public _location:Location;

  public searchFields:SearchFields = new SearchFields();

  public refineFields: string[] = [];// =  this.searchFields.JOURNAL_FIELDS;

  properties:EnvProperties = properties;

  public disableForms: boolean = false;

  public enableSearchView: boolean = true;

  private communityId: string = '';

  @ViewChild (SearchPageTableViewComponent) searchPage : SearchPageTableViewComponent ;

  piwikSiteId = null;

  customFilter: SearchCustomFilter = null;

  initialLoad = true;

  constructor (private route: ActivatedRoute, private _searchProjectsService: SearchCommunityProjectsService, private _communitiesService: CommunitiesService, private _communityService: CommunityService) {

    this.errorCodes = new ErrorCodes();

    this.errorMessages = new ErrorMessagesComponent();

    this.searchUtils.status = this.errorCodes.LOADING;

  }

  public ngOnInit() {

   this.subscriptions.push(this.route.queryParams.subscribe(params => {

     this.subscriptions.push(this._communityService.getCommunityAsObservable().subscribe(community =>{

        if(community != null){

          this.communityId = community.communityId;

          this.customFilter = new SearchCustomFilter("Community", "communityId", this.communityId, community.shortTitle);

          this.piwikSiteId = PiwikHelper.getSiteId(this.communityId,this.properties.environment);

          this.searchUtils.keyword =  (params['fv0']?params['fv0']:(params['keyword']?params['keyword']:''));

          if(this.initialLoad) {

            this.initialLoad = false;

            this._getResults(params);

          }else{

            this.searchPage.goTo(1);

          }

        }

      }));

    }));

  }

  public ngOnDestroy() {

    this.subscriptions.forEach(subscription => {

      if (subscription instanceof Subscriber) {

        subscription.unsubscribe();

      }

    });

  }

    private _getResults(params){

      this.searchUtils.status = this.errorCodes.LOADING;

      this.disableForms = true;

      this.enableSearchView = false;

      this.results = [];

      this.searchUtils.totalResults = 0;

      let size: number = 0;

      this.subscriptions.push(this._searchProjectsService.searchProjects(this.properties, this.communityId).subscribe(

          data => {

            // data=data.slice(0,150)

            this.filters = this.createFilters(data, params);

            this.searchUtils.totalResults = data.length;

            //console.info("search Projects [total results:"+this.searchUtils.totalResults+"]");

            this.results = data;

            this.searchPage.checkSelectedFilters(this.filters);

            //var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = this.errorCodes.DONE;

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

              this.searchUtils.status = this.errorCodes.NONE;

            } else {

              this.searchPage.triggerInitialLoad();

              this.searchPage.transform(this.results, this.searchUtils);

              this.disableForms = false;

            }

            this.enableSearchView = true;

          },

          err => {

            /*

            console.log(err);

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

            if(err.status == '404') {

              this.searchUtils.status = this.errorCodes.NOT_FOUND;

            } else if(err.status == '500') {

              this.searchUtils.status = this.errorCodes.ERROR;

            } else {

              this.searchUtils.status = this.errorCodes.NOT_AVAILABLE;

            }

            */

            this.handleError("Error getting projects for community with id: "+this.communityId, err);

            this.searchUtils.status = this.errorMessages.getErrorCode(err.status);

            this.enableSearchView = true;

          }

      ));

    }

  private setFilters(){

    //TODO set filters from

  }

  private createFilters(data, params):Filter[] {

    let length = Array.isArray(data) ? data.length : 1;

    var filter_names=["Funder"];

    var filter_ids=["relfunder"];

    var searchFields = new SearchFields();

    var filter_original_ids = ["relfunder"];//searchFields.JOURNAL_FIELDS;

    this.refineFields = ["relfunder"];

    this.searchPage.refineFields = this.refineFields;

    this.searchPage.getParametersFromUrl(params);

    var value_names=[/*["Journal", "Journal Aggregator\/Publisher"]*/];

    var value_original_ids=[/*["pubsrepository::journal", "aggregator::pubsrepository::journals"]*/];

    var funders = new Set<String>();

    var value_name = [];

    var value_original_id = [];

    let i;

    for(i=0; i<length; i++) {

      let resData = Array.isArray(data) ? data[i] : data;

      if(resData.funder && !funders.has(resData.funder)) {

        funders.add(resData.funder);

        value_name.push(resData.funder);

        value_original_id.push(resData.funder.trim());

      }

    }

    value_names.push(value_name);

    value_original_ids.push(value_original_id);

    var filters: Filter[] =[];

    for(i =0 ; i < filter_names.length;i++){

      if(value_names[i].length > 0) {

        var values: Value[] = [];

        for (var j = 0; j < value_names[i].length; j++) {

          var value: Value = {name: value_names[i][j], id: value_original_ids[i][j], number: j, selected: false}

          values.push(value);

        }

        var filter: Filter = {

          title: filter_names[i],

          filterId: filter_ids[i],

          originalFilterId: filter_original_ids[i],

          values: values,

          countSelectedValues: 0,

          "filterOperator": 'or',

          valueIsExact: true,

          filterType: "checkbox"

        };

        filters.push(filter);

      }

    }

    return filters;

  }

  private handleError(message: string, error) {

    console.error("Projects simple Search Page: "+message, error);

  }

}