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

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

import {HtmlProjectReportService} from './htmlProjectReport.service';
import {ProjectService} from '../project/project.service';
import {PiwikService} from '../../utils/piwik/piwik.service';
import {SEOService} from '../../sharedComponents/SEO/SEO.service';
import {HelperService} from "../../utils/helper/helper.service";
import {Subscriber} from "rxjs";
import {properties} from "../../../../environments/environment";

declare var UIkit: any;

@Component({
  selector: 'htmlProjectReport',
  template: `
    <div id="tm-main" class=" uk-section  uk-padding-remove-top tm-middle">
      <div uk-grid>
        <div class="tm-main uk-width-1-1@s uk-width-1-1@m  uk-width-1-1@l uk-row-first ">
          <helper *ngIf="pageContents && pageContents['top'] && pageContents['top'].length > 0"
                  [texts]="pageContents['top']" styleName="uk-width-1-1"></helper>
          <div class="uk-container uk-margin-top uk-width-1-1">
            <div *ngIf="warningMessage" class="uk-alert uk-alert-warning" role="alert">{{warningMessage}}</div>
            <div [style.display]="showLoading ? 'inline' : 'none'"
                 class="uk-animation-fade uk-margin-large-top  uk-width-1-1" role="alert"><span
              class="loading-gif  uk-align-center"></span></div>
            
            <div *ngIf="!showLoading && !warningMessage">
              <div *ngIf="header1" class="uk-h4 uk-text-bold ">{{header1}}</div>
              <div *ngIf="header1 || htmlResult" class=" ">{{header2}}</div>

              <div class="uk-clearfix uk-margin-bottom">
                <button *ngIf="htmlResult" class="uk-icon-clipboard uk-button uk-button-primary clipBtn uk-float-right"
                        (click)="copied()">
                  Copy to clipboard
                </button>
              </div>
              <!--div class="uk-panel-scrollable custom-html-table-height" *ngIf="htmlResult" id="clipboard" [innerHTML]="htmlResult"></div-->
              <div class="uk-overflow-auto custom-html-table-height" *ngIf="htmlResult" id="clipboard"
                   [innerHTML]="htmlResult"></div>

              <div *ngIf="errorMessage" class="uk-alert uk-alert-danger" role="alert">{{errorMessage}}</div>
            </div>
          </div>
          <helper *ngIf="pageContents && pageContents['bottom'] && pageContents['bottom'].length > 0"
                  [texts]="pageContents['bottom']" styleName="uk-width-1-1"></helper>
        </div>
      </div>
    </div>

  `
})
export class HtmlProjectReportComponent {
  @Input() communityId = null;
  private projectId: string;
  private totalResults: number = 10;
  private resultsType: string = "publication";

  public header1: string = "";
  public header2: string = "";
  public htmlResult: string = "";

  subscriptions = [];

  public warningMessage: string = "";
  public errorMessage: string = "";
  public showLoading: boolean = true;
  properties: EnvProperties;
  public pageContents = null;
  public divContents = null;

  constructor(private  route: ActivatedRoute,
              private htmlService: HtmlProjectReportService,
              private _piwikService: PiwikService,
              private _projectService: ProjectService,
              private _meta: Meta,
              private _title: Title,
              private _router: Router,
              private helper: HelperService,
              private seoService: SEOService) {
  }

  ngOnInit() {

        this.properties = properties;
        //this.getDivContents();
        this.getPageContents();
        this.updateUrl(this.properties.domain + this.properties.baseLink + this._router.url);
        this.seoService.createLinkForCanonicalURL(this.properties.domain + this.properties.baseLink + this._router.url);


    this.subscriptions.push(this.route.queryParams.subscribe(params => {
      this.projectId = params['projectId'];

      if (params['size'] == parseInt(params['size'], 10)) {
        this.totalResults = params['size'];
      } else {
        this.showLoading = false;
        this.warningMessage = "Requested size is not an integer";
      }

      if (params['type'] && (params['type'] == "publication" || params['type'] == "dataset" || params['type'] == "software" || params['type'] == "other")) {
        if (params['type'] == "publication") {
          this.resultsType = 'publication';
        } else if (params['type'] == "dataset") {
          this.resultsType = 'research data';
        } else if (params['type'] == "software") {
          this.resultsType = 'software';
        } else if (params['type'] == "other") {
          this.resultsType = "other research product";
        }

        var title = "Project's " + this.resultsType + " report";
        var description = "project, project " + this.resultsType + " report, funding, open access, publications, research data, software, other research products";
        this.updateTitle(title);
        this.updateDescription(description);


      } else {
        this.showLoading = false;
        this.warningMessage = "Requested type should be publication or research data or software or other research product";
      }

      //showLoading is true if no warnings
      if (this.showLoading) {
        if (this.projectId) {
          this.createHeaders();
        } else {
          this.showLoading = false;
          this.warningMessage = "No valid project id";
        }
      }
    }));
  }

  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;
      }));
    }
  }

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

  private createHeaders() {
    this.subscriptions.push(this._projectService.getHTMLInfo(this.projectId, this.properties).subscribe(
      data => {
        this.createHeader1(data);
        if (data.acronym) {
          this.updateTitle(data.acronym + " " + this.resultsType + " report");
        } else if (data.title) {
          this.updateTitle(data.title + " " + this.resultsType + " report");
        }
        this.subscriptions.push(this._piwikService.trackView(this.properties, ((data.acronym) ? data.acronym : data.title) + " " + this.resultsType + " report").subscribe());
      },
      err => {
        this.handleError("Error getting html information for project id: " + this.projectId, err);
        //console.log(err);
        this.createClipboard();
      }
    ));

    if (this.resultsType == "publication") {
      this.header2 += this.totalResults.toLocaleString('en-US') + " publications";
    } else if (this.resultsType == "research data") {
      this.header2 += this.totalResults.toLocaleString('en-US') + " research data";
    } else if (this.resultsType == "software") {
      this.header2 += this.totalResults.toLocaleString('en-US') + " software";
    } else if (this.resultsType == "other research product") {
      this.header2 += this.totalResults.toLocaleString('en-US') + " other";
    }
  }

  private createClipboard() {
    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, this.resultsType, this.properties.csvAPIURL).subscribe(
        data => {
          //let body: string = intro+'<body><h1>'+this.header1+'</h1><h2>'+this.header2+'</h2>'+data+'</body></html>';
          let body: string = intro + '<body><h1>' + this.header1 + '</h1><h2>' + this.header2 + '</h2>';
          body += "<table><thead><tr> <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>";
          body += '</body></html>';

          //this.htmlResult = data;
          this.htmlResult = "<table><thead><tr> <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>";

          let clipboard;
          let Clipboard;
          Clipboard = require('clipboard');
          clipboard = new Clipboard('.clipBtn', {
            /*target: function(trigger) {
                return document.getElementById("clipboard");
            }*/
            text: function (trigger) {
              return body;//document.getElementById("clipboard").getAttribute('innerHTML');//"aaaa"+tmp+"oo";
            }
          });

          this.showLoading = false;
        },
        err => {
          //console.log(err);
          this.handleError("Error getting html for id: " + this.projectId, err);

          this.errorMessage = 'Service not available';
          this.showLoading = false;
        }
      ));
    }
  }

  createHeader1(data: { "title": string, "acronym": string, "callIdentifier": string }) {
    if (this.resultsType == "publication") {
      this.header1 += "Publications";
    } else if (this.resultsType == "research data") {
      this.header1 += "Research Data";
    } else if (this.resultsType == "software") {
      this.header1 += "Software";
    } else if (this.resultsType == "other research product") {
      this.header1 += "Other Research Products";
    }

    if (data != undefined) {
      if (data.title != undefined && data.title != "") {
        this.header1 += data.title;
      }
      if ((data.title != undefined && data.title != "") &&
        ((data.acronym != undefined && data.acronym != "") ||
          (data.callIdentifier != undefined && data.callIdentifier != ""))) {
        this.header1 += "(";
      }
      if (data.acronym != undefined && data.acronym != "") {
        this.header1 += data.acronym + " - ";
      }
      if (data.callIdentifier != undefined && data.callIdentifier != "") {
        this.header1 += data.callIdentifier;
      }
      if ((data.title != undefined && data.title != "") &&
        ((data.acronym != undefined && data.acronym != "") ||
          (data.callIdentifier != undefined && data.callIdentifier != ""))) {
        this.header1 += ")";
      }
    }

    this.createClipboard();
  }

  public copied() {
    UIkit.notification({
      message: '<strong>Raw html is copied. Please paste it on an html file.<strong>',
      status: 'success',
      timeout: 3000,
      pos: 'top-center'
    });
  }

  private updateDescription(description: string) {
    this._meta.updateTag({content: description}, "name='description'");
    this._meta.updateTag({content: description}, "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 handleError(message: string, error) {
    console.error("Html Project Report Page: " + message, error);
  }
}