import {Component, Input, ViewChild} from '@angular/core';
import {ActivatedRoute, Router} from '@angular/router';
import {Meta, Title} from '@angular/platform-browser';

import {ProjectService} from './project.service';
import {ProjectInfo} from '../../utils/entities/projectInfo';
import {RouterHelper} from '../../utils/routerHelper.class';

import {FetchResearchResults} from '../../utils/fetchEntitiesClasses/fetchResearchResults.class';
import {SearchResearchResultsService} from '../../services/searchResearchResults.service';

import {ModalLoading} from '../../utils/modal/loading.component';

import {ReportsService} from '../../services/reports.service';
import {ErrorCodes} from '../../utils/properties/errorCodes'

import {PiwikService} from '../../utils/piwik/piwik.service';
import {EnvProperties} from '../../utils/properties/env-properties';
import {SEOService} from '../../sharedComponents/SEO/SEO.service';
import {HelperFunctions} from "../../utils/HelperFunctions.class";
import {HelperService} from "../../utils/helper/helper.service";
import {Location} from "@angular/common";
import {HtmlProjectReportService} from "../htmlProjectReport/htmlProjectReport.service";
import {StringUtils} from "../../utils/string-utils.class";
import {ResultPreview} from "../../utils/result-preview/result-preview";
import {SearchResult} from "../../utils/entities/searchResult";
import {IndexInfoService} from "../../utils/indexInfo.service";
import {Subscriber} from "rxjs";
import {properties} from "../../../../environments/environment";

@Component({
  selector: 'project',
  templateUrl: 'project.component.html',
})

export class ProjectComponent {
  @Input() piwikSiteId = null;
  @Input() communityId = null;
  public projectInfo: ProjectInfo;
  public projectId: string;
  public projectName: string;

  // Metrics tab variables
  public metricsClicked: boolean;
  public viewsFrameUrl: string;
  public downloadsFrameUrl: string;
  public totalViews: number;
  public totalDownloads: number;
  public pageViews: number;

  // Statistics tab variables
  public statsClicked: boolean;
  public chartScientificResultsUrl: string;
  public chartAccessModeUrl: string;
  public chartDatasourcesUrl: string;

  // Clipboard variable for HTML dynamic content
  public clipboard;

  public project;

  // CSV variables
  public downloadURLAPI: string;
  public csvParams: string;

  // HTML (download) variables
  public header1: string = "";
  public header2: string = "";
  public htmlResultDownload: string = "";

  // Message variables
  public warningMessage = "";
  public errorMessage = "";
  public showLoading: boolean = true;

  // Active tab variable for responsiveness
  public activeTab: string = "";

  @ViewChild('statisticsModal') statisticsModal;
  @ViewChild('linkProjectModal') linkProjectModal;
  @ViewChild('shareResultsModal') shareResultsModal;
  @ViewChild('downloadReportModal') downloadReportModal;

  // Request results for publications, research data and software only the one time (first time tab is clicked)
  private reloadPublications: boolean = true;
  private reloadDatasets: boolean = true;
  private reloadSoftware: boolean = true;
  private reloadOrps: boolean = true;

  // Variables for entity selections on the right column
  public share_research_results_type: string = "results";
  public download_research_results_type: string = "";

  // Variables for publications, research data, software tabs
  public fetchPublications: FetchResearchResults;
  public fetchDatasets: FetchResearchResults;
  public fetchSoftware: FetchResearchResults;
  public fetchOrps: FetchResearchResults;
  public searchNumber: number = 5;

  public routerHelper: RouterHelper = new RouterHelper();
  public errorCodes: ErrorCodes = new ErrorCodes();
  public pageContents = null;
  public divContents = null;

  public indexUpdateDate: Date;
  public showFeedback: boolean;
  public feedbackFields: string [] = [
    'Title', 'Funding Information', 'Duration',
    'Organizations', 'Other'];

  @ViewChild(ModalLoading) loading: ModalLoading;
  // Alert box when something is wrong with CSV requests
  @ViewChild('AlertModalCsvError') alertCsvError;

  // Description variables for view more/less functionality
  public thresholdDescription: number = 670;
  public showNumDescription: number = 670;

  // Organizations variables for view more/less functionality
  public thresholdOrganizations: number = 20;
  public showNumOrganizations: number = 20;

  subscriptions = [];
  properties: EnvProperties;
  constructor(private  route: ActivatedRoute,
              private _router: Router,
              private _location: Location,
              private _meta: Meta,
              private _title: Title,
              private seoService: SEOService,
              private _piwikService: PiwikService,
              private helper: HelperService,
              private _projectService: ProjectService,
              private _searchResearchResultsService: SearchResearchResultsService,
              private _reportsService: ReportsService,
              private htmlService: HtmlProjectReportService,
              private indexInfoService: IndexInfoService) {}

  ngOnInit() {

        this.properties = properties;
        if (typeof document !== 'undefined') {
          this.subscriptions.push(this.indexInfoService.getLastIndexDate(this.properties).subscribe(lastIndexUpdate => {
            if (lastIndexUpdate) {
              this.indexUpdateDate = new Date(lastIndexUpdate);
            }
          }));
        }
        //this.getDivContents();
        this.getPageContents();
        this.updateUrl(this.properties.domain + this.properties.baseLink + this._router.url);


    this.subscriptions.push(this.route.queryParams.subscribe(params => {
      this.metricsClicked = false;
      this.statsClicked = false;
      this.fetchPublications = new FetchResearchResults(this._searchResearchResultsService);
      this.fetchDatasets = new FetchResearchResults(this._searchResearchResultsService);
      this.fetchSoftware = new FetchResearchResults(this._searchResearchResultsService);
      this.fetchOrps = new FetchResearchResults(this._searchResearchResultsService);

      var title = "Project";
      var description = "";

      this.header1 = "";

      this.updateTitle(title);
      this.updateDescription(description);
      this.projectId = params['projectId'];
      var grantId = params['grantId'];
      var funder = params['funder'];


      if (this.projectId  && StringUtils.isOpenAIREID(this.projectId)) {
        this.getProjectInfo(this.projectId);
        this.actionsAfterLoadId();
      } else if (grantId && funder) {
        this.getProjectInfoByGrantId(grantId, funder);
      } else {

        this.showLoading = false;
        this._router.navigate(['/error'], {queryParams: {"page": this._location.path(true), "page_type": "project"}});
        //this.warningMessage = "No valid project id";
      }

      this.downloadURLAPI = this.properties.csvAPIURL;

      this.createClipboard();
      HelperFunctions.scroll();
    }));
  }

  public getFileNameType(type: string) {
    if(type == "results") {
      return "research-outcomes";
    } else if(type == "publications") {
      return "publications";
    } else if(type == "datasets") {
      return "research-data";
    } else if(type == "software") {
      return "software";
    } else if(type == "other") {
      return "other-research-products";
    }
    return "results";
  }

  public getCsvParams(type: string) {
    // if(type == "results") {
    //   type = "publications&type=datasets&type=software&type=other";
    // }
    return "?format=csv-special&type="+type+"&fq=(relprojectid exact \"" + this.projectId + "\")";
  }

  private getPageContents() {
    if(this.communityId) {
      this.subscriptions.push(this.helper.getPageHelpContents(this.properties, this.communityId, this._router.url).subscribe(contents => {
        this.pageContents = contents;
      }));
    }
  }

  private getDivContents() {
    if(this.communityId) {
      this.subscriptions.push(this.helper.getDivHelpContents(this.properties, this.communityId, this._router.url).subscribe(contents => {
        this.divContents = contents;
      }));
    }
  }

  getDynamicContent(type: string) {
    return  "<script type=\"text/javascript\">"
      + "\n<!--"
      + "\ndocument.write('<div id=\"oa_widget\"></div>');"
      + "\ndocument.write('<script type=\"text/javascript\""
      + " src=\"" + this.properties.widgetLink
      + this.projectId + "&type="
      + type
      + "\"></script>');"
      + "\n-->"
      + "\n</script>";
  }

  actionsAfterLoadId() {
    //this.getProjectInfo(this.projectId);
    //this.searchPublications();

    if (typeof document !== 'undefined') {
      this.fetchPublications.getNumForEntity("publication", "project", this.projectId, this.properties);
      this.fetchDatasets.getNumForEntity("dataset", "project", this.projectId, this.properties);
      this.fetchSoftware.getNumForEntity("software", "project", this.projectId, this.properties);
      this.fetchOrps.getNumForEntity("other", "project", this.projectId, this.properties);
    }
  }

  ngOnDestroy() {
    this.subscriptions.forEach(subscription => {
      if (subscription instanceof Subscriber) {
        subscription.unsubscribe();
      }
    });
    this.fetchDatasets.clearSubscriptions();
    this.fetchPublications.clearSubscriptions();
    this.fetchSoftware.clearSubscriptions();
    this.fetchPublications.clearSubscriptions();
  }

  private createClipboard() {
    if (typeof window !== 'undefined') {
      delete this.clipboard;
      let Clipboard;
      Clipboard = require('clipboard');
      this.clipboard = new Clipboard('.clipboard_btn');
    }
  }

  public searchPublications(page: number, size: number) {
    if (this.reloadPublications &&
      (this.fetchPublications.searchUtils.status == this.errorCodes.LOADING ||
        (this.fetchPublications.searchUtils.status == this.errorCodes.DONE && this.fetchPublications.searchUtils.totalResults > 0)
      )
    ) {
      this.fetchPublications.getResultsForEntity("publication", "project", this.projectId, page, size, this.properties);
    }
    this.reloadPublications = false;
  }

  public searchDatasets(page: number, size: number) {
    if (this.reloadDatasets &&
      (this.fetchDatasets.searchUtils.status == this.errorCodes.LOADING ||
        (this.fetchDatasets.searchUtils.status == this.errorCodes.DONE && this.fetchDatasets.searchUtils.totalResults > 0)
      )
    ) {
      this.fetchDatasets.getResultsForEntity("dataset", "project", this.projectId, page, size, this.properties);
    }
    this.reloadDatasets = false;
  }

  private searchSoftware(page: number, size: number) {
    if (this.reloadSoftware &&
      (this.fetchSoftware.searchUtils.status == this.errorCodes.LOADING ||
        (this.fetchSoftware.searchUtils.status == this.errorCodes.DONE && this.fetchSoftware.searchUtils.totalResults > 0)
      )
    ) {
      this.fetchSoftware.getResultsForEntity("software", "project", this.projectId, page, size, this.properties);
    }
    this.reloadSoftware = false;
  }

  private searchOrps(page: number, size: number) {
    if (this.reloadOrps &&
      (this.fetchOrps.searchUtils.status == this.errorCodes.LOADING ||
        (this.fetchOrps.searchUtils.status == this.errorCodes.DONE && this.fetchOrps.searchUtils.totalResults > 0)
      )
    ) {
      this.fetchOrps.getResultsForEntity("other", "project", this.projectId, page, size, this.properties);
    }
    this.reloadOrps = false;
  }

  private getProjectInfo(id: string) {
    this.warningMessage = '';
    this.errorMessage = "";
    this.showLoading = true;

    this.projectInfo = null;

    this.subscriptions.push(this._projectService.getProjectInfo(id, this.properties).subscribe(
      data => {
        this.projectInfo = data;

        this.actionsAfterGettingProjectInfo();
      },
      err => {
        //console.log(err);
        this.handleError("Error getting project for id: " + this.projectId, err);
        if(err.status == 404) {
          this._router.navigate(['/error'], {queryParams: {"page": this._location.path(true), "page_type": "project"}});
        }
        this.seoService.createLinkForCanonicalURL(this.properties.domain + this.properties.baseLink + this.properties.searchLinkToProjects);
        this.errorMessage = 'No project found';
        this.showLoading = false;
      }
    ));
  }

  private getProjectInfoByGrantId(grantId: string, funder: string) {
    this.warningMessage = '';
    this.errorMessage = "";
    this.showLoading = true;

    this.projectInfo = null;

    this.subscriptions.push(this._projectService.getProjectInfoByGrantId(grantId, funder, this.properties).subscribe(
      data => {

        this.projectInfo = data;

        this.actionsAfterGettingProjectInfo();
        this.projectId = this.projectInfo.id;
        this.actionsAfterLoadId();
      },
      err => {
        //console.log(err);
        this.handleError("Error getting project for grant id: " + grantId + " and funder: " + funder, err);
        if(err.status == 404) {
          this._router.navigate(['/error'], {queryParams: {"page": this._location.path(true), "page_type": "project"}});
        }
        this.seoService.createLinkForCanonicalURL(this.properties.domain + this.properties.baseLink + this.properties.searchLinkToProjects);
        this.errorMessage = 'No project found';
        this.showLoading = false;
      }
    ));
  }

  actionsAfterGettingProjectInfo() {
    this.projectName = this.projectInfo.acronym;
    if (this.projectName == undefined || this.projectName == '') {
      this.projectName = this.projectInfo.title;
    }
    this.seoService.createLinkForCanonicalURL(this.properties.domain + this.properties.baseLink + this._router.url);
    this.updateTitle(this.projectName);
    this.updateDescription(this.projectInfo.description?this.projectInfo.description: ("project" + (this.projectInfo.title?"," + this.projectInfo.title:"") + (this.projectInfo.funding && this.projectInfo.funding.funderName?", funder: " + this.projectInfo.funding.funderName:"") + (this.projectInfo.acronym?"," + this.projectInfo.acronym:"")));
    if (this.properties.enablePiwikTrack && (typeof document !== 'undefined')) {
      this.subscriptions.push(this._piwikService.trackView(this.properties, this.projectName, this.piwikSiteId).subscribe());
    }

    this.project = {
      funderId: "",
      funderName: ((this.projectInfo.funding) ? this.projectInfo.funding.funderShortName: ''),
      projectId: this.projectId,
      projectName: this.projectInfo.title,
      projectAcronym: this.projectInfo.acronym,
      startDate: this.projectInfo.startDate,
      endDate: this.projectInfo.endDate
    };

    this.viewsFrameUrl = this.properties.framesAPIURL + 'merge.php?com=query&data=[{"query":"projRepoViews","projTitle":"' + this.projectId + '","table":"","fields":[{"fld":"sum","agg":"sum","type":"column","yaxis":1,"c":false}],"xaxis":{"name":"month","agg":"sum"},"group":"","color":"","type":"chart","size":200,"sort":"xaxis","xStyle":{"r":-30,"s":"6","l":"-","ft":"-","wt":"-"},"title":"","subtitle":"","xaxistitle":"","yaxisheaders":["Monthly views"],"generalxaxis":"","theme":0,"in":[]}]&info_types=["column"]&stacking=&steps=false&fontFamily=Courier&spacing=[5,0,0,0]&style=[{"color":"rgba(0, 0, 0, 1)","size":"18"},{"color":"rgba(0, 0, 0, 1)","size":"18"},{"color":"000000","size":""},{"color":"000000","size":""}]&backgroundColor=rgba(255,255,255,1)&colors[]=rgba(124, 181, 236, 1)&colors[]=rgba(67, 67, 72, 1)&colors[]=rgba(144, 237, 125, 1)&colors[]=rgba(247, 163, 92, 1)&colors[]=rgba(128, 133, 233, 1)&colors[]=rgba(241, 92, 128, 1)&colors[]=rgba(228, 211, 84, 1)&colors[]=rgba(43, 144, 143, 1)&colors[]=rgba(244, 91, 91, 1)&colors[]=rgba(145, 232, 225, 1)&xlinew=0&ylinew=1&legends=true&tooltips=true&persistent=false';

    this.downloadsFrameUrl = this.properties.framesAPIURL + 'merge.php?com=query&data=[{"query":"projRepoDownloads","projTitle":"' + this.projectId + '","table":"","fields":[{"fld":"sum","agg":"sum","type":"column","yaxis":1,"c":false}],"xaxis":{"name":"month","agg":"sum"},"group":"","color":"","type":"chart","size":200,"sort":"xaxis","xStyle":{"r":-30,"s":"6","l":"-","ft":"-","wt":"-"},"title":"","subtitle":"","xaxistitle":"","yaxisheaders":["Monthly downloads"],"generalxaxis":"","theme":0,"in":[]}]&info_types=["column"]&stacking=&steps=false&fontFamily=Courier&spacing=[5,0,0,0]&style=[{"color":"rgba(0, 0, 0, 1)","size":"18"},{"color":"rgba(0, 0, 0, 1)","size":"18"},{"color":"000000","size":""},{"color":"000000","size":""}]&backgroundColor=rgba(255,255,255,1)&colors[]=rgba(124, 181, 236, 1)&colors[]=rgba(67, 67, 72, 1)&colors[]=rgba(144, 237, 125, 1)&colors[]=rgba(247, 163, 92, 1)&colors[]=rgba(128, 133, 233, 1)&colors[]=rgba(241, 92, 128, 1)&colors[]=rgba(228, 211, 84, 1)&colors[]=rgba(43, 144, 143, 1)&colors[]=rgba(244, 91, 91, 1)&colors[]=rgba(145, 232, 225, 1)&xlinew=0&ylinew=1&legends=true&tooltips=true&persistent=false';

    //stats tab charts
    if (this.properties.useNewStatistisTool) {
      this.chartScientificResultsUrl = this.properties.statisticsFrameNewAPIURL +
        'chart?json='+StringUtils.URIEncode('{"library":"HighCharts","chartDescription":{"queries":[{"name":"Research outcomes","type":"column","query":{"name":"projScient","parameters":["'+this.projectId+'"]}}],"chart":{"backgroundColor":"#FFFFFFFF","borderColor":"#335cadff","borderRadius":0,"borderWidth":0,"plotBorderColor":"#ccccccff","plotBorderWidth":0},"title":{"text":"Produced research outcomes per year"},"subtitle":{},"yAxis":{"title":{"text":"Research outcomes"}},"xAxis":{"title":{"text":"Year"}},"lang":{"noData":"No Data available for the Query"},"exporting":{"enabled":false},"plotOptions":{"series":{"dataLabels":{"enabled":false}}},"legend":{"enabled":true,"align":"center","verticalAlign":"bottom","layout":"horizontal"},"credits":{"href":null,"enabled":true,"text":"Created by OpenAIRE via HighCharts"}}}');
      this.chartAccessModeUrl =  this.properties.statisticsFrameNewAPIURL +
        'chart?json='+StringUtils.URIEncode(
        '{"library":"HighCharts","chartDescription":{"queries":[{"name":"Research outcomes","type":"pie","query":{"name":"projOA","parameters":["'+this.projectId+'"]}}],"chart":{"backgroundColor":"#FFFFFFFF","borderColor":"#335cadff","borderRadius":0,"borderWidth":0,"plotBorderColor":"#ccccccff","plotBorderWidth":0},"title":{"text":"Access mode of research outcomes"},"subtitle":{},"yAxis":{"title":{"text":"Research outcomes"}},"xAxis":{"title":{"text":"Access mode"}},"lang":{"noData":"No Data available for the Query"},"exporting":{"enabled":false},"plotOptions":{"series":{"dataLabels":{"enabled":false}}},"legend":{"enabled":true,"align":"center","verticalAlign":"bottom","layout":"horizontal"},"credits":{"href":null,"enabled":true,"text":"Created by OpenAIRE via HighCharts"}}}');
      this.chartDatasourcesUrl =  this.properties.statisticsFrameNewAPIURL +
        'chart?json='+StringUtils.URIEncode(
        '{"library":"HighCharts","chartDescription":{"queries":[{"name":"Research outcomes","type":"bar","query":{"name":"projPubsRepos","parameters":["'+this.projectId+'"]}}],"chart":{"backgroundColor":"#FFFFFFFF","borderColor":"#335cadff","borderRadius":0,"borderWidth":0,"plotBorderColor":"#ccccccff","plotBorderWidth":0},"title":{"text":"Research outcomes per datasource"},"subtitle":{},"yAxis":{"title":{"text":"Research outcomes"}},"xAxis":{"title":{"text":"Datasource"}},"lang":{"noData":"No Data available for the Query"},"exporting":{"enabled":false},"plotOptions":{"series":{"dataLabels":{"enabled":true}}},"legend":{"enabled":true,"align":"center","verticalAlign":"bottom","layout":"horizontal"},"credits":{"href":null,"enabled":true,"text":"Created by OpenAIRE via HighCharts"}}}');
    } else {
      this.chartScientificResultsUrl = this.properties.statisticsFrameAPIURL + 'chart.php?com=query&persistent=false&data={"query":"projScient","projTitle":"' + this.projectId + '", "table": "result", "fields": [{"fld": "number", "agg": "count", "type": "spline", "yaxis":1, "c":false}], "xaxis":{"name": "result_classifications-type", "agg": "avg"}, "group": "", "color": "", "type": "chart", "size":30, "sort": "xaxis", "xStyle":{"r": "-", "s": "-", "l": "-", "ft": "-", "wt": "-"}, "yaxisheaders": [""], "fieldsheaders": ["Research Outcomes"], "in": [], "filters": [{"name": "result_datasources-datasource-name", "values": [" "], "to": "-1"}], "having": [], "incfilters": [], "inchaving": [], "title": "", "subtitle": "", "xaxistitle": ""}&w=90%&h=90%';
      this.chartAccessModeUrl = this.properties.statisticsFrameAPIURL + 'chart.php?com=query&persistent=false&data={"query":"projOA","projTitle":"' + this.projectId + '", "table": "result", "fields": [{"fld": "number", "agg": "count", "type": "pie", "yaxis":1, "c":false}], "xaxis":{"name": "result_classifications-type", "agg": "avg"}, "group": "", "color": "", "type": "chart", "size":30, "sort": "xaxis", "xStyle":{"r": "-", "s": "-", "l": "-", "ft": "-", "wt": "-"}, "yaxisheaders": [""], "fieldsheaders": ["Research Outcomes"], "in": [], "filters": [{"name": "result_datasources-datasource-name", "values": [" "], "to": "-1"}], "having": [], "incfilters": [], "inchaving": [], "title": "", "subtitle": "", "xaxistitle": ""}&w=90%&h=90%';
      this.chartDatasourcesUrl = this.properties.statisticsFrameAPIURL + 'chart.php?com=query&persistent=false&data={"query":"projPubsRepos","projTitle":"' + this.projectId + '", "table": "result", "fields": [{"fld": "number", "agg": "count", "type": "bar", "yaxis":1, "c":false}], "xaxis":{"name": "result_classifications-type", "agg": "avg"}, "group": "", "color": "", "type": "chart", "size":30, "sort": "xaxis", "xStyle":{"r": "-", "s": "-", "l": "-", "ft": "-", "wt": "-"}, "yaxisheaders": [""], "fieldsheaders": ["Research Outcomes"], "in": [], "filters": [{"name": "result_datasources-datasource-name", "values": [" "], "to": "-1"}], "having": [], "incfilters": [], "inchaving": [], "title": "", "subtitle": "", "xaxistitle": ""}&w=90%&h=90%';
    }

    this.showLoading = false;
  }

  public downloadCsvFile(url: string, filename: string) {
    this.openLoading();
    this.setMessageLoading("Downloading CSV file");

    this.subscriptions.push(this._reportsService.downloadCSVFile(url).subscribe(
      data => {
        this.closeLoading();

        let url = window.URL.createObjectURL(data);
        this.download(url, filename+".csv");

        if (this.properties.enablePiwikTrack && (typeof document !== 'undefined')) {
          this.subscriptions.push(this._piwikService.trackDownload(this.properties, "DownloadCSV"+filename, this.piwikSiteId).subscribe());
        }
      },
      error => {
        //console.log("Error downloading the file.");
        this.handleError("Error downloading file: " + filename, error);

        this.closeLoading();
        this.confirmOpenFileDownloadError("CSV");
      }/*,
            () => console.log('Completed file download.')*/
    ));
  }

  public metricsResults($event) {
    this.totalViews = $event.totalViews;
    this.totalDownloads = $event.totalDownloads;
    this.pageViews = $event.pageViews;
  }
  
  public get hasMetrics(): boolean {
    return !(this.totalViews && this.totalDownloads && this.pageViews) || this.totalViews > 0 || this.totalDownloads > 0||this.pageViews > 0;
  }

  public openStatistics() {
    this.statsClicked = true;
    this.statisticsModal.cancelButton = false;
    this.statisticsModal.okButton = false;
    this.statisticsModal.alertTitle = "Statistics of";
    this.statisticsModal.open();
  }

  public openLinkProjectModal() {
    this.linkProjectModal.cancelButton = false;
    this.linkProjectModal.okButton = false;
    this.linkProjectModal.alertTitle = "Link this project to";
    //this.linkProjectModal.alertHeader = false;
    this.linkProjectModal.open();
  }

  public openShareResultsModal() {
    this.shareResultsModal.cancelButton = false;
    this.shareResultsModal.okButton = false;
    this.shareResultsModal.alertTitle = "Share results";
    this.shareResultsModal.open();
  }

  public openDownloadReportModal() {
    if(this.fetchPublications.searchUtils.totalResults > 0 || this.fetchDatasets.searchUtils.totalResults > 0 ||
       this.fetchSoftware.searchUtils.totalResults > 0 || this.fetchOrps.searchUtils.totalResults > 0) {
      this.download_research_results_type = "results";
    }
    this.downloadReportModal.cancelButton = false;
    this.downloadReportModal.okButton = false;
    this.downloadReportModal.alertTitle = "Download report";
    this.downloadReportModal.open();
  }

  private createHeaders(type: string) {
    this.openLoading();
    this.setMessageLoading("Downloading HTML file");

    if(!this.header1) {
      this.createHeader1();
    }

    if (type == "publications") {
      this.header2 = this.fetchPublications.searchUtils.totalResults.toLocaleString('en-US') + " publications";
    } else if (type == "datasets") {
      this.header2 = this.fetchDatasets.searchUtils.totalResults.toLocaleString('en-US') + " research data";
    } else if (type == "software") {
      this.header2 = this.fetchSoftware.searchUtils.totalResults.toLocaleString('en-US') + " software";
    } else if (type == "other") {
      this.header2 = this.fetchOrps.searchUtils.totalResults.toLocaleString('en-US') + " other research products";
    } else if (type == "results") {
      let totalResults: number = (+this.fetchPublications.searchUtils.totalResults) +
        (+this.fetchDatasets.searchUtils.totalResults) +
        (+this.fetchSoftware.searchUtils.totalResults) +
        (+this.fetchOrps.searchUtils.totalResults);

      this.header2 = totalResults.toLocaleString('en-US') + " research outcomes";
    }
  }

  private createHtmlFile(type: string, filename: string) {
    let intro: string = '<!doctype html>';
    intro += '<html lang="en-gb" dir="ltr" vocab="http://schema.org/">';
    intro += '<head>';
    intro += '<title>' + this.header1 + '</title>';
    intro += '</head>';

    if (typeof window !== 'undefined') {
      this.subscriptions.push(this.htmlService.getHTML(this.projectId, type, this.properties.csvAPIURL).subscribe(
        data => {
          //console.info(data);
          this.htmlResultDownload = intro + '<body><div>' + this.header1 + '</div><div><h4>' + this.header2 + '</h4></div>';
          this.htmlResultDownload += "<table><thead><tr> <th>Type</th><th>Title</th><th>Authors</th><th>Publication Year</th><th>DOI</th><th>Permanent Identifier</th><th>Publication type</th><th>Journal</th><th>Project Name (GA Number)</th><th>Access Mode</th></tr></thead><tbody>" + data + "</tbody></table>";
          this.htmlResultDownload += '</body></html>';

          //console.info(this.htmlResultDownload);
          this.closeLoading();

          let url = window.URL.createObjectURL(new Blob([this.htmlResultDownload], { type: 'text/html' }));
          this.download(url, filename+".html");

          if (this.properties.enablePiwikTrack && (typeof document !== 'undefined')) {
            this.subscriptions.push(this._piwikService.trackDownload(this.properties, "DownloadHTML"+filename,  this.piwikSiteId).subscribe());
          }
        },
        err => {
          this.handleError("Error getting html for id: " + this.projectId, err);
          //this.errorMessage = 'Service not available';
          this.closeLoading();
          this.confirmOpenFileDownloadError("HTML");
        }
      ));
    } else {
      this.closeLoading();
      this.confirmOpenFileDownloadError("HTML");
    }
  }

  downloadHtmlFile(type: string, filename: string) {
    this.createHeaders(type);
    this.createHtmlFile(type, filename);
  }

  createHeader1() {
    // if (title != undefined && title != "") {
    //   this.header1 += title;
    // }
    // if ((title != undefined && title != "") &&
    //   ((acronym != undefined && acronym != "") ||
    //     (code != undefined && code != ""))) {
    //   this.header1 += "(";
    // }
    // if (acronym != undefined && acronym != "") {
    //   this.header1 += acronym + " - ";
    // }
    // if (code != undefined && code != "") {
    //   this.header1 += code;
    // }
    // if ((title != undefined && title != "") &&
    //   ((acronym != undefined && acronym != "") ||
    //     (code != undefined && code != ""))) {
    //   this.header1 += ")";
    // }

    this.header1 = "<div style=\"font-size:12px;\"><span>Project</span>";

    if(this.projectInfo.startDate || this.projectInfo.endDate) {
      this.header1 += "<span> . "
    }
    if(this.projectInfo.startDate && !this.projectInfo.endDate) {
      this.header1 += "from ";
    }
    if(!this.projectInfo.startDate && this.projectInfo.endDate) {
      this.header1 += "until ";
    }
    if(this.projectInfo.startDate) {
      let startYear = (new Date(this.projectInfo.startDate)).getFullYear();
      this.header1 += startYear;
    }
    if(this.projectInfo.startDate && this.projectInfo.endDate) {
      this.header1 += " - ";
    }
    if(this.projectInfo.endDate) {
      let endYear = (new Date(this.projectInfo.endDate)).getFullYear();
      this.header1 += endYear;
    }
    if(this.projectInfo.startDate || this.projectInfo.endDate) {
      this.header1 += "</span>"
    }

    if(this.projectInfo.status) {
      this.header1 += "<span> . "+this.projectInfo.status+"</span>";
    }

    if(this.projectInfo.funding && this.projectInfo.funding.code) {
      this.header1 += "<span> . "+this.projectInfo.funding.code+"</span>";
    }
    this.header1 += "</div>";

    this.header1 += "<h1 style=\"margin:0;\"><div><a href=\""+window.location.href +"\">";
    if(this.projectInfo.acronym) {
      this.header1 += this.projectInfo.acronym;
    } else {
      this.header1 += "[no title available]";
    }
    this.header1 += "</a></div></h2>";
    //<showTitle [titleName]="title" classNames="uk-margin-remove-bottom"></showTitle>
    if(this.projectInfo.title) {
      this.header1 += "<div><span>"+this.projectInfo.title+"</span></div>";
    }
  }

  public download(url, filename) {
    //var url = window.URL.createObjectURL(new Blob([this.htmlResultDownload], { type: 'text/html' }));
    var a = window.document.createElement('a');
    window.document.body.appendChild(a);
    a.setAttribute('style', 'display: none');
    a.href = url;
    a.download = filename;
    a.click();
    window.URL.revokeObjectURL(url);
    a.remove(); // remove the element
  }


  public onSelectActiveTab(activeTabId) {
    if(this.activeTab != activeTabId) {   // tab really changed
      if (activeTabId == 'summary') {
        this.activeTab = 'summary';
      } else if (activeTabId == 'publications') {
        this.activeTab = 'publications';
        this.searchPublications(1, this.searchNumber);
      } else if (activeTabId == 'datasets') {
        this.activeTab = 'datasets';
        this.searchDatasets(1, this.searchNumber);
      } else if (activeTabId == 'software') {
        this.activeTab = 'software';
        this.searchSoftware(1, this.searchNumber);
      } else if (activeTabId == 'other') {
        this.activeTab = "other";
        this.searchOrps(1, this.searchNumber);
      } else if (activeTabId == 'statistics') {
        this.activeTab = 'statistics';
        this.statsClicked = true;
      }
    }
  }

  private updateDescription(description: string) {
    this._meta.updateTag({content: description.substring(0, 160)}, "name='description'");
    this._meta.updateTag({content: description.substring(0, 160)}, "property='og:description'");
  }

  private updateTitle(title: string) {
    var _prefix = "";
    // if(!this.communityId) {
    //   _prefix = "OpenAIRE | ";
    // }
    // var _title = _prefix + ((title.length > 50) ? title.substring(0, 50) : title);
    this._title.setTitle(title);
    this._meta.updateTag({content: title}, "property='og:title'");
  }

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

  private openLoading() {
    if (this.loading) {
      this.loading.open();
    }
  }

  private closeLoading() {
    if (this.loading) {
      this.loading.close();
    }
  }

  private setMessageLoading(message: string) {
    if (this.loading) {
      this.loading.message = message;
    }
  }

  public confirmOpenFileDownloadError(fileType: string) {
    this.alertCsvError.cancelButton = false;
    this.alertCsvError.okButton = true;
    this.alertCsvError.alertTitle = "ERROR DOWNLOADING "+fileType+" FILE";
    this.alertCsvError.message = "There was an error in csv downloading. Please try again later.";
    this.alertCsvError.okButtonText = "OK";
    this.alertCsvError.open();
  }

  private handleError(message: string, error) {
    console.error("Project Landing Page: " + message, error);
  }

  isRouteAvailable(routeToCheck: string) {
    for (let i = 0; i < this._router.config.length; i++) {
      let routePath: string = this._router.config[i].path;
      if (routePath == routeToCheck) {
        return true;
      }
    }
    return false;
  }

  private getEntityName (entityType:string, plural:boolean, full:boolean): string {
    if(entityType == "publication") {
      return "publication" + (plural ? "s" : "");
    } else if(entityType == "dataset") {
      return (full ? "research data" : ("dataset" + (plural ? "s" : "")));
    } else if(entityType == "software") {
      return "software";
    } else if(entityType == "other") {
      return (full ? ("other research product" + (plural ? "s" : "")) : "other");
    } else if(entityType == "dataprovider") {
      return (full ? ("content provider" + (plural ? "s" : "")) : "dataprovider" + (plural ? "s" : ""));
    } else {
      return entityType + (plural ? "s" : "");
    }
  }

  public getResultPreview(result: SearchResult, type: string): ResultPreview {
    return ResultPreview.searchResultConvert(result, type);
  }
  
  public scroll() {
    HelperFunctions.scroll();
  }

  public getParamsForSearchLink(type: string = "") {
    if(type) {
      return this.routerHelper.createQueryParams(['f0', 'fv0', 'type', 'qf', 'sortBy'], ['relprojectid', this.projectId, type, 'false', 'resultdateofacceptance,descending']);
    } else {
      return this.routerHelper.createQueryParams(['f0', 'fv0'], ['relprojectid', this.projectId]);
    }
  }

  public get hasPrimaryInfo(): boolean {
    return !!this.projectInfo && (
      !!this.projectInfo.description
    );
  }

  public get hasSecondaryInfo(): boolean {
    return !!this.projectInfo && (
      (!!this.projectInfo.organizations && this.projectInfo.organizations.length > 0)
    );
  }

  // public get numberOfTabs(): number {
  //   if(this.tabsAreInitialized) {
  //     return this._numberOfTabs;
  //   }
  //
  //   if(!this.projectInfo
  //     || this.fetchPublications.searchUtils.status == this.errorCodes.LOADING
  //     || this.fetchDatasets.searchUtils.status == this.errorCodes.LOADING
  //     || this.fetchSoftware.searchUtils.status == this.errorCodes.LOADING
  //     || this.fetchOrps.searchUtils.status == this.errorCodes.LOADING) {
  //     return 0;
  //   }
  //
  //   if (this.hasPrimaryInfo || this.hasSecondaryInfo) {
  //     this.firstTab = "summary";
  //     this._numberOfTabs++;
  //   }
  //   if(this.fetchPublications.searchUtils.totalResults > 0 || this.fetchDatasets.searchUtils.totalResults > 0
  //     || this.fetchSoftware.searchUtils.totalResults > 0 || this.fetchOrps.searchUtils.totalResults > 0) {
  //     if(this.fetchPublications.searchUtils.totalResults > 0) {
  //       if(this._numberOfTabs == 0) {
  //         this.firstTab = 'publications';
  //         this.searchPublicationsInit();
  //       }
  //       this._numberOfTabs++;
  //     }
  //     if(this.fetchDatasets.searchUtils.totalResults > 0) {
  //       if(this._numberOfTabs == 0) {
  //         this.firstTab = 'datasets';
  //         this.searchDatasetsInit();
  //       }
  //       this._numberOfTabs++;
  //     }
  //     if(this.fetchSoftware.searchUtils.totalResults > 0) {
  //       if(this._numberOfTabs == 0) {
  //         this.firstTab = 'software';
  //         this.searchSoftwareInit();
  //       }
  //       this._numberOfTabs++;
  //     }
  //     if(this.fetchOrps.searchUtils.totalResults > 0) {
  //       if(this._numberOfTabs == 0) {
  //         this.firstTab = 'other';
  //         this.searchOrpsInit();
  //       }
  //       this._numberOfTabs++;
  //     }
  //     this._numberOfTabs++;
  //   }
  //   this.activeTab = this.firstTab;
  //   this.tabsAreInitialized = true;
  //   return this._numberOfTabs;
  // }
}