D-Net

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

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

import {ChangeDetectionStrategy}      from '@angular/core';

import {ViewEncapsulation}            from '@angular/core';

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

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

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

import {Observable}                   from 'rxjs/Observable';

import {FetchPublications}            from '../../utils/fetchEntitiesClasses/fetchPublications.class';

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

import {FetchProjects}                from  '../../utils/fetchEntitiesClasses/fetchProjects.class';

import {FetchDatasets}                from '../../utils/fetchEntitiesClasses/fetchDatasets.class';

import {FetchSoftware}                from '../../utils/fetchEntitiesClasses/fetchSoftware.class';

import {FetchOrps}                    from '../../utils/fetchEntitiesClasses/fetchOrps.class';

import {FetchOrganizations}           from '../../utils/fetchEntitiesClasses/fetchOrganizations.class';

import {SearchPublicationsService}    from '../../services/searchPublications.service';

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

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

import {SearchDatasetsService}        from '../../services/searchDatasets.service';

import {SearchSoftwareService}        from '../../services/searchSoftware.service';

import {SearchOrpsService}        from '../../services/searchOrps.service';

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

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

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

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

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

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

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

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

@Component({

  changeDetection: ChangeDetectionStrategy.Default,

  encapsulation: ViewEncapsulation.Emulated,

    selector: 'search-find',

    templateUrl: 'search.component.html'

})

export class SearchComponent {

  public sub: any; piwiksub: any;

  public reloadPublications: boolean;

  public reloadDatasets: boolean;

  public reloadSoftware: boolean;

  public reloadOrps: boolean;

  public reloadProjects: boolean;

  public reloadDataproviders: boolean;

  public reloadOrganizations: boolean;

  public pageTitle = "Search in OpenAIRE"

  public keyword:string = "";

  public publications:string[];

  public datasets:string[];

  public software:string[];

  public orps:string[];

  public projectsTab:string[];

  public dataproviders:string[];

  public organizations:string[];

  public activeTab = "publications";

  public linkToSearchPublications = "";

  public linkToSearchProjects = "";

  public linkToSearchDataproviders = "";

  public linkToSearchDatasets = "";

  public linkToSearchSoftware = "";

  public linkToSearchOrps = "";

  public linkToSearchOrganizations = "";

  public fetchPublications : FetchPublications;

  public fetchDataproviders : FetchDataproviders;

  public fetchProjects : FetchProjects;

  public fetchDatasets: FetchDatasets;

  public fetchSoftware: FetchSoftware;

  public fetchOrps: FetchOrps;

  public fetchOrganizations: FetchOrganizations;

  public searchFields:SearchFields = new SearchFields();

  public errorCodes:ErrorCodes = new ErrorCodes();

  public routerHelper:RouterHelper = new RouterHelper();

  public publicationsSize:any = null;

  public datasetsSize:any = null;

  public softwareSize:any = null;

  public oprsSize:any = null;

  public fundersSize:any = null;

  public projectsSize:any = null;

  public datasourcesSize:any = null;

  showPublications:boolean= false;

  showDatasets:boolean= false;

  showSoftware:boolean=false;

  showOrps:boolean=false;

  showProjects:boolean= false;

  showDataProviders:boolean= false;

  showOrganizations:boolean= false;

  advancedSearchLink:string ="/search/advanced/publications";

  properties: EnvProperties;

public subPub;public subData; public subSoftware; public subOrps; public subProjects;public subOrg; public subDataPr;

  constructor ( private route: ActivatedRoute,

      private _router: Router,

      private _searchPublicationsService: SearchPublicationsService,

      private _searchDataprovidersService: SearchDataprovidersService,

      private _searchProjectsService: SearchProjectsService,

      private _searchDatasetsService: SearchDatasetsService,

      private _searchSoftwareService: SearchSoftwareService,

      private _searchOrpsService: SearchOrpsService,

      private _searchOrganizationsService: SearchOrganizationsService,

      private _refineFieldResultsService:RefineFieldResultsService,

      private location: Location,

      private _meta: Meta,

      private _title: Title,

      private _piwikService:PiwikService,

      private config: ConfigurationService ) {

          this.fetchPublications = new FetchPublications(this._searchPublicationsService);

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

          this.fetchProjects = new FetchProjects(this._searchProjectsService);

          this.fetchDatasets = new FetchDatasets( this._searchDatasetsService);

          this.fetchSoftware = new FetchSoftware(this._searchSoftwareService);

          this.fetchOrps = new FetchOrps( this._searchOrpsService);

          this.fetchOrganizations = new FetchOrganizations( this._searchOrganizationsService);

  }

  public ngOnInit() {

    this.route.data

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

        var description = "open access, research, scientific publication, European Commission, EC, FP7, ERC, Horizon 2020, H2020, search, projects ";

        var title = "OpenAIRE | Search publications, research data, projects... | OpenAIRE";

        this.properties = data.envSpecific;

        var url = data.envSpecific.baseLink+this._router.url;

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

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

          this.piwiksub = this._piwikService.trackView(this.properties, "OpenAIRE |Search publications, research data, projects...").subscribe();

        }

      this.config.getCommunityInformation(this.properties.adminToolsAPIURL, 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.showProjects =   showEntity["project"];

          this.showOrganizations =   showEntity["organization"];

          this.showDataProviders =   showEntity["datasource"];

          this.showSoftware =  showEntity["software"];

          this.showOrps =   showEntity["other"];

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

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

                if(this.keyword !=null && this.keyword.length > 0){

                  this.reloadTabs();

                  //if showPublications == false will set another entity as the first

                  if(this.showPublications){

                    this.activeTab = "publications";

                    this.searchPublications();

                  }else if(this.showDatasets){

                    this.activeTab = "research data";

                    this.searchDatasets();

                  }else if(this.showSoftware){

                    this.activeTab = "software";

                    this.searchSoftware();

                  }else if(this.showOrps){

                    this.activeTab = "other research products";

                    this.searchOrps();

                  }else if(this.showProjects){

                    this.activeTab = "projects";

                    this.searchProjects();

                  }else if(this.showDataProviders){

                    this.activeTab = "content providers";

                    this.searchDataProviders();

                  }else if(this.showOrganizations){

                    this.activeTab = "organizations";

                    this.searchOrganizations();

                  }

                  this.count();

                }

              });

        });

          });

      }

  public ngOnDestroy() {

    if(this.sub){

      this.sub.unsubscribe();

    }

    if(this.piwiksub){

        this.piwiksub.unsubscribe();

      }

    if(this.keyword !=null && this.keyword.length > 0){

        if(this.subPub){

          this.subPub.unsubscribe();

        }

        if(this.subData){

          this.subData.unsubscribe();

        }

        if(this.subSoftware){

          this.subSoftware.unsubscribe();

        }

        if(this.subOrps){

          this.subOrps.unsubscribe();

        }

        if(this.subProjects){

          this.subProjects.unsubscribe();

        }

        if(this.subOrg){

          this.subOrg.unsubscribe();

        }

        if(this.subDataPr){

          this.subDataPr.unsubscribe();

        }

    }

  }

  public searchPublications() {

    this.activeTab = "publications";

    this.advancedSearchLink ="/search/advanced/publications";

    if( this.reloadPublications &&

        this.fetchPublications.searchUtils.status != this.errorCodes.NONE &&

        this.fetchPublications.searchUtils.status != this.errorCodes.ERROR) {

      this.reloadPublications = false;

      this.fetchPublications.getResultsByKeyword(this.keyword,  1, 10,this.properties);

      this.linkToSearchPublications = this.properties.searchLinkToPublications;// + "?keyword="  + this.keyword;

    }

   }

   public searchDatasets() {

     this.activeTab = "research data";

     this.advancedSearchLink ="/search/advanced/datasets";

     if(this.reloadDatasets &&

        this.fetchDatasets.searchUtils.status != this.errorCodes.NONE &&

        this.fetchDatasets.searchUtils.status != this.errorCodes.ERROR) {

       this.reloadDatasets = false;

       this.fetchDatasets.getResultsByKeyword(this.keyword,  1, 10,this.properties);

       this.linkToSearchDatasets =this.properties.searchLinkToDatasets;// + "?keyword="  + this.keyword;

     }

   }

   public searchSoftware() {

     console.info("searchOrps: reload: "+ this.reloadSoftware, this.fetchSoftware.searchUtils.status);

     this.activeTab = "software";

     this.advancedSearchLink ="/search/advanced/software";

     if(this.reloadSoftware &&

        ( this.fetchSoftware.searchUtils.status == this.errorCodes.LOADING ||

          this.fetchSoftware.searchUtils.status == this.errorCodes.DONE )) {

       this.reloadSoftware = false;

       this.fetchSoftware.getResultsByKeyword(this.keyword,  1, 10,this.properties);

       this.linkToSearchSoftware = this.properties.searchLinkToSoftware;// + "?keyword="  + this.keyword;

     }

   }

   public searchOrps() {

     console.info("searchOrps: reload: "+ this.reloadOrps, this.fetchOrps.searchUtils.status);

     this.activeTab = "other research products";

     this.advancedSearchLink ="/search/advanced/other";

     if(this.reloadOrps &&

        this.fetchOrps.searchUtils.status != this.errorCodes.NONE &&

        this.fetchOrps.searchUtils.status != this.errorCodes.ERROR) {

       this.reloadOrps = false;

       this.fetchOrps.getResultsByKeyword(this.keyword,  1, 10,this.properties);

       this.linkToSearchOrps =this.properties.searchLinkToOrps;

     }

   }

   public  searchProjects() {

     this.activeTab = "projects";

     this.advancedSearchLink ="/search/advanced/projects";

     if(this.reloadProjects &&

        this.fetchProjects.searchUtils.status != this.errorCodes.NONE &&

        this.fetchProjects.searchUtils.status != this.errorCodes.ERROR) {

       this.reloadProjects = false;

       this.fetchProjects.getResultsByKeyword(this.keyword,  1, 10,this.properties);

       this.linkToSearchProjects = this.properties.searchLinkToProjects;// + "?keyword="  + this.keyword;

     }

   }

   public  searchDataProviders() {

     this.activeTab = "content providers";

     this.advancedSearchLink ="/search/advanced/dataproviders";

     if( this.reloadDataproviders &&

         this.fetchDataproviders.searchUtils.status != this.errorCodes.NONE &&

         this.fetchDataproviders.searchUtils.status != this.errorCodes.ERROR) {

       this.reloadDataproviders = false;

       this.fetchDataproviders.getResultsByKeyword(this.keyword, 1, 10,this.properties);

       this.linkToSearchDataproviders = this.properties.searchLinkToDataProviders;// + "?keyword="  + this.keyword;

     }

   }

   public searchOrganizations() {

     this.activeTab = "organizations";

     this.advancedSearchLink ="/search/advanced/organizations";

     if( this.reloadOrganizations &&

         this.fetchOrganizations.searchUtils.status != this.errorCodes.NONE &&

         this.fetchOrganizations.searchUtils.status != this.errorCodes.ERROR) {

       this.reloadOrganizations = false;

       this.fetchOrganizations.getResultsByKeyword(this.keyword,  1, 10,this.properties);

       this.linkToSearchOrganizations = this.properties.searchLinkToOrganizations;// + "?keyword="  + this.keyword;

     }

   }

   public keywordChanged($event){

    this.keyword = $event.value;

    console.info("Search Find: search with keyword \"" +  this.keyword + "\"" );

      this.location.go(location.pathname,"?keyword="  + this.keyword);

    this.reloadTabs();

    if(this.activeTab == "publications") {

      this.searchPublications();

    }

    if(this.activeTab == "projects") {

      this.searchProjects();

    }

    if(this.activeTab == "content providers") {

      this.searchDataProviders();

    }

    if(this.activeTab == "research data") {

      this.searchDatasets();

    }

    if(this.activeTab == "software") {

      this.searchSoftware();

    }

    if(this.activeTab == "other research products") {

      this.searchOrps();

    }

    if(this.activeTab == "organizations") {

      this.searchOrganizations();

    }

    this.count();

   }

   private count() {

     if(this.activeTab != "publications" && this.showPublications){

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

      this.fetchPublications.results = [];

      this.subPub = this._searchPublicationsService.numOfSearchPublications(this.keyword,this.properties).subscribe(

             data => {

                console.log("Count results: "+data);

                 this.fetchPublications.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

       		    console.log(err);

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

       		 }

      );

    }

    if(this.activeTab != "research data" && this.showDatasets){

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

       this.fetchDatasets.results = [];

       this.subData = this._searchDatasetsService.numOfSearchDatasets(this.keyword,this.properties).subscribe(

             data => {

                 this.fetchDatasets.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

                 console.log(err);

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

              }

       );

    }

    if(this.activeTab != "software" && this.showSoftware){

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

       this.fetchSoftware.results = [];

       this.subSoftware = this._searchSoftwareService.numOfSearchSoftware(this.keyword,this.properties).subscribe(

             data => {

                 this.fetchSoftware.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

                 console.log(err);

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

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

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

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

                 } else {

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

                 }

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

              }

       );

    }

    if(this.activeTab != "other research products" && this.showOrps){

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

       this.fetchOrps.results = [];

       this.subOrps = this._searchOrpsService.numOfSearchOrps(this.keyword,this.properties).subscribe(

             data => {

                 this.fetchOrps.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

                 console.log(err);

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

              }

       );

    }

    if(this.activeTab != "projects" && this.showProjects){

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

      this.fetchProjects.results = [];

      this.subProjects = this._searchProjectsService.numOfSearchProjects(this.keyword,this.properties).subscribe(

             data => {

                 this.fetchProjects.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

                 console.log(err);

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

              }

       );

     }

     if(this.activeTab != "content providers" && this.showDataProviders){

       this.fetchDataproviders.results = [];

       this.fetchDataproviders.getNumForSearch(this.keyword,this.properties);

     }

      if(this.activeTab != "organizations" && this.showOrganizations){

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

       this.fetchOrganizations.results = [];

       this.subOrg = this._searchOrganizationsService.numOfSearchOrganizations(this.keyword,this.properties).subscribe(

             data => {

                 this.fetchOrganizations.searchUtils.totalResults = data;

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

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

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

                 }

             },

             err => {

                 console.log(err);

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

              }

         );

       }

   }

   private reloadTabs() {

       this.reloadPublications = true;

       this.reloadDatasets = true;

       this.reloadSoftware = true;

       this.reloadOrps = true;

       this.reloadProjects = true;

       this.reloadDataproviders = true;

       this.reloadOrganizations = true;

   }

}