D-Net

import {Component, Input, Output, EventEmitter, ViewChild, ChangeDetectionStrategy, ViewEncapsulation} from '@angular/core';

import {Observable}       from 'rxjs';

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

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

import "rxjs/add/observable/zip";

import {Title, Meta}                  from '@angular/platform-browser';

import {ConfigurationService} from '../openaireLibrary/utils/configuration/configuration.service';

import {  FetchDataproviders}             from '../openaireLibrary/utils/fetchEntitiesClasses/fetchDataproviders.class';

import {  SearchDataprovidersService} from '../openaireLibrary/services/searchDataproviders.service';

import {  SearchProjectsService} from '../openaireLibrary/services/searchProjects.service';

import {  SearchOrganizationsService} from '../openaireLibrary/services/searchOrganizations.service';

import {  RefineFieldResultsService} from '../openaireLibrary/services/refineFieldResults.service';

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

import {  NumberUtils} from '../openaireLibrary/utils/number-utils.class';

import {  RouterHelper} from '../openaireLibrary/utils/routerHelper.class';

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

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

import {PiwikService} from '../openaireLibrary/utils/piwik/piwik.service';

import { SEOService } from '../openaireLibrary/sharedComponents/SEO/SEO.service';

import {SearchResearchResultsService} from "../openaireLibrary/services/searchResearchResults.service";

import {HelperService} from "../openaireLibrary/utils/helper/helper.service";

import {Filter} from "../openaireLibrary/searchPages/searchUtils/searchHelperClasses.class";

@Component({

    selector: 'home',

    templateUrl: 'home.component.html',

})

export class HomeComponent {

  public piwiksub: any;

  public subfunders: any;

  // MAX 12 logos in every slide

  public logos = {

    "publication": [

      [

        "logo-pubmed.png",

        "logo-arxiv.png",

        "logo-base.png",

        "logo-scielo.png",

        "logo-la-referencia.png",

        "logo-soar.png",

        "logo-repec.png",

        "logo-core.png",

        "logo-zenodo.png",

        "logo-narcis.png"

      ],

      [

        "logo-crossref.png",

        "logo-unpaywall.png",

        "logo-elsevier.png",

        "logo-spring-nature.png",

        "logo-frontiers.png",

        "logo-opencitations.png",

        "logo-doaj.png",

        "logo-microsoft.png",

        "logo-plos.png",

        "logo-f1000.png",

        "logo-copernicus.png"

      ]

    ],

    "software": [

      [

        "logo-software-heritage.png",

        "logo-github.png",

        "logo-doecode.png",

        "logo-bitbucket.png",

        "logo-elixir-bio-tools.png",

        "logo-google-code.png",

        "logo-sourceforge.png",

        "logo-zenodo.png"

      ]

    ],

    "dataset": [

      [

        "logo-scholexplorer.png",

        "logo-zenodo.png",

        "logo-datacite.png",

        "logo-pangea.png",

        "logo-figshare.png",

        "logo-protocols.png",

        "logo-opentrials.png",

        "logo-kaggle.png",

        "logo-reactome.png",

        "logo-easy.png",

        "logo-dryad.png"

      ]

    ],

    //"other": [],

    "persistent": [

      [

        "logo-re3data.png",

        "logo-orcid.png",

        "logo-opendoar.png",

        "logo-grid.png"

      ]

    ],

    "funder": [

      [

        "logo-european-commision.png",

        "logo-nsf.png",

        "logo-miur.png",

        "logo-nhmrc.png",

        "logo-sfi.png",

        "logo-nwo.png",

        "logo-welcome-trust.png",

        "logo-fct.png",

        "logo-gsrt.png",

        "logo-fnsnf.png"

      ]

    ]

  };

  public pageTitle = "OpenAIRE";

  public keyword:string = "";

  public searchFields:SearchFields = new SearchFields();

  public errorCodes:ErrorCodes = new ErrorCodes();

  public routerHelper:RouterHelper = new RouterHelper();

  public publicationsSize:any = null;

  public datasetsSize:any = null;

  public datasetsLinkedSize:any = null;

  public softwareLinkedSize:any = null;

  public softwareSize: any = null;

  public otherSize: any = null;

  public fundersSize:any = null;

  public projectsSize:any = null;

  public datasourcesSize:any = null;

  private numResults: number = 2;

  public fetchDataproviders : FetchDataproviders;

  showPublications:boolean= false;

  showDatasets:boolean= false;

  showSoftware: boolean = false;

  showOrp: boolean = false;

  showProjects:boolean= false;

  showDataProviders:boolean= false;

  properties: EnvProperties;

  public readMore: boolean = false;

public subPub;public subData;public subProjects;public subOrg; public subDataPr;

  public subSoft;public subDataLinked; public subSoftLinked;

  public subOrp;

  trelloImg: string = 'trello.svg';

  trelloImg2: string = 'trello.svg';

  resultsQuickFilter: { filter: Filter, selected: boolean, filterId: string, value: string } = {

    filter: null,

    selected: true,

    filterId: "resultbestaccessright",

    value: "Open Access"

  };

  selectedEntity = "all";

  selectedEntitySimpleUrl;

  selectedEntityAdvancedUrl;

  resultTypes = {publication:true, dataset:true, software:true, other:true};

  public pageContents = null;

  constructor (

    private route: ActivatedRoute,

      private _router: Router,

      private _searchResearchResultsService: SearchResearchResultsService,

      private _searchDataprovidersService: SearchDataprovidersService,

      private _searchProjectsService: SearchProjectsService,

      private _searchOrganizationsService: SearchOrganizationsService,

      private _refineFieldResultsService:RefineFieldResultsService,

      private location: Location, private _piwikService:PiwikService,

      private config: ConfigurationService, private _meta: Meta, private _title: Title, private seoService: SEOService,

    private helper: HelperService, private router: Router

    ) {

          var description = "openAIRE explore, open access, publications, research results, European commission, search";

          var title = "OpenAIRE | Explore";

          this._title.setTitle(title);

          this._meta.updateTag({content:description},"name='description'");

          this._meta.updateTag({content:description},"property='og:description'");

          this._meta.updateTag({content:title},"property='og:title'");

          //this.fetchDataproviders = new FetchDataproviders(this._searchDataprovidersService);

  }

  private getPageContents() {

    this.helper.getPageHelpContents(this.properties, 'openaire', this._router.url).subscribe(contents => {

      this.pageContents = contents;

    })

  }

  public getKeys(obj: {}) {

    return Object.keys(obj);

  }

  createRange(number){

    var items: number[] = [];

    for(var i = 1; i <= number; i++){

      items.push(i);

    }

    return items;

  }

  public ceil(num: number) {

    return Math.ceil(num);

  }

  public ngOnInit() {

    this.route.data

     .subscribe((data: { envSpecific: EnvProperties }) => {

        this.properties = data.envSpecific;

        this.seoService.createLinkForCanonicalURL(this.properties.baseLink+this._router.url, false);

       this.getPageContents();

       if(this.properties!=null){

          var url = this.properties.baseLink+this._router.url;

          this._meta.updateTag({content:url},"property='og:url'");

          if(this.properties.enablePiwikTrack && (typeof document !== 'undefined')){

            this.piwiksub = this._piwikService.trackView(this.properties, "OpenAIRE").subscribe();

          }

          this.config.getCommunityInformation(this.properties, this.properties.adminToolsCommunity ).subscribe(data => {

                 var showEntity = {};

                 for(var i=0; i< data['entities'].length; i++){

                   showEntity[""+data['entities'][i]["pid"]+""] = data['entities'][i]["isEnabled"];

                 }

                 this.showPublications =  showEntity["publication"];

                 this.showDatasets =   showEntity["dataset"];

                 this.showSoftware = showEntity["software"];

                 this.showOrp = showEntity["orp"];

                 this.showProjects =   showEntity["project"];

                  this.showDataProviders =   showEntity["datasource"];

                  this.getNumbers();

                  // if(this.showDataProviders) {

                  //   this.fetchDataproviders.getResultsForHome(this.numResults, this.properties);

                  // }

               },

                error => {

                  this.handleError("Error getting community information", error);

                }

            );

        }

       });

  }

  public ngOnDestroy() {

    if(this.piwiksub){

      this.piwiksub.unsubscribe();

    }

    if(this.subfunders){

      this.subfunders.unsubscribe();

    }

        if(this.subPub){

          this.subPub.unsubscribe();

        }

        if(this.subData){

          this.subData.unsubscribe();

        }

      if(this.subDataLinked){

        this.subDataLinked.unsubscribe();

      }

    if(this.subSoftLinked){

      this.subSoftLinked.unsubscribe();

    }

    //     if(this.subProjects){

    //       this.subProjects.unsubscribe();

    //     }

    //     if(this.subOrg){

    //       this.subOrg.unsubscribe();

    //     }

        if(this.subDataPr){

          this.subDataPr.unsubscribe();

        }

  }

   private getNumbers() {

     if(this.showPublications){

       this.subPub = this._searchResearchResultsService.numOfSearchResults("publication", "", this.properties).subscribe(

               data => {

                  if(data && data != null && data > 0 ){

                      this.publicationsSize = NumberUtils.roundNumber(data);

                  }

               },

               err => {

         		    //console.log(err);

                this.handleError("Error getting number of publications", err);

          		 }

        );

      }

      if(this.showDatasets){

       this.subData = this._searchResearchResultsService.numOfSearchResults("dataset", "", this.properties).subscribe(

             data => {

               if(data && data != null && data > 0 ){

                   this.datasetsSize = NumberUtils.roundNumber(data);

               }

             },

             err => {

                 //console.log(err);

                 this.handleError("Error getting number of research data", err);

               }

         );

        this.subDataLinked = this._searchResearchResultsService.numOfSearchResultsLinkedToPub("dataset", this.properties).subscribe(

          data => {

            if(data && data != null && data > 0 ){

              this.datasetsLinkedSize = NumberUtils.roundNumber(data);

            }

          },

          err => {

            //console.log(err);

            this.handleError("Error getting number of linkedresearch data", err);

          }

        );

       }

     if (this.showSoftware) {

       this.subSoft = this._searchResearchResultsService.numOfSearchResults("software", "", this.properties).subscribe(

         data => {

           if (data && data > 0) {

             this.softwareSize = NumberUtils.roundNumber(data);

           }else{

             this.showSoftware = false;

           }

         },

         err => {

           this.handleError("Error getting number of software data", err);

         }

       );

       this.subSoftLinked = this._searchResearchResultsService.numOfSearchResultsLinkedToPub("software", this.properties).subscribe(

         data => {

           if(data && data != null && data > 0 ){

             this.softwareLinkedSize = NumberUtils.roundNumber(data);

           }

         },

         err => {

           //console.log(err);

           this.handleError("Error getting number of linked software", err);

         }

       );

     }

     if (this.showOrp) {

       this.subOrp = this._searchResearchResultsService.numOfSearchResults("other", "", this.properties).subscribe(

         data => {

           if (data && data > 0) {

             this.otherSize = NumberUtils.roundNumber(data);

           }else{

             this.showOrp = false;

           }

         },

         err => {

           this.handleError("Error getting number of software data", err);

         }

       );

     }

       if(this.showProjects){

         this.subfunders = this._refineFieldResultsService.getRefineFieldsResultsByEntityName(["funder"],"project", this.properties).subscribe(

           data => {

                if(data[0] && data[0] > 0 ){

                  this.projectsSize = NumberUtils.roundNumber(data[0]);

                }

                if(data[1].length > 0 && data[1][0].filterId == "funder" && data[1][0].values ){

                  this.fundersSize = NumberUtils.roundNumber(data[1][0].values.length);

                }

           },

           err => {

               //console.log(err);

               this.handleError("Error getting 'funder' field results of projects", err);

        });

      }

      if(this.showDataProviders){

        this.subDataPr = this._searchDataprovidersService.numOfSearchDataproviders("", this.properties).subscribe(

           data => {

             if(data && data != null && data > 0 ){

                 this.datasourcesSize = NumberUtils.roundNumber(data);

             }

           },

           err => {

               //console.log(err);

               this.handleError("Error getting number of content providers", err);

           }

       );

     }

   }

   private handleError(message: string, error) {

       console.error("Home Page: "+message, error);

   }

  entityChanged($event){

    this.selectedEntity = $event.entity;

    this.selectedEntitySimpleUrl = $event.simpleUrl;

    this.selectedEntityAdvancedUrl = $event.advancedUrl;

  }

  goTo(simple:boolean){

    let url = (simple)?this.selectedEntitySimpleUrl:this.selectedEntityAdvancedUrl;

    let parameterNames = [];

    let parameterValues = [];

    if (this.selectedEntity == "result") {

      if (this.resultTypes) {

        let values = [];

        if (this.resultTypes.publication) {

          values.push("publications");

        }

        if (this.resultTypes.dataset) {

          values.push("datasets");

        }

        if (this.resultTypes.software) {

          values.push("software");

        }

        if (this.resultTypes.other) {

          values.push("other");

        }

        if (values.length > 0 && values.length !=4) {

          parameterNames.push("type");

          parameterValues.push(values.join(","));

        }

        if (this.resultsQuickFilter) {

          parameterNames.push("qf");

          parameterValues.push("" + this.resultsQuickFilter.selected);

        }

      }

    }

    if(this.keyword.length > 0) {

      parameterNames.push("q");

      parameterValues.push(this.keyword);

      parameterNames.push("op");

      parameterValues.push("and");

    }

    this._router.navigate([url], {queryParams: this.routerHelper.createQueryParams(parameterNames, parameterValues)});

   }

}