import {Component, Input} from '@angular/core';
import {ActivatedRoute, Router} from '@angular/router';
import {Meta, Title} from '@angular/platform-browser';
import {EnvProperties} from '../../openaireLibrary/utils/properties/env-properties';
import {ZenodoCommunitiesService} from '../../openaireLibrary/connect/zenodoCommunities/zenodo-communities.service';
import {SearchZenodoCommunitiesService} from '../../openaireLibrary/connect/zenodoCommunities/searchZenodoCommunities.service';
import {CommunityService} from '../../openaireLibrary/connect/community/community.service';
import {ConnectHelper} from '../../openaireLibrary/connect/connectHelper';

import {CommunityInfo} from '../../openaireLibrary/connect/community/communityInfo';
import {SearchUtilsClass} from '../../openaireLibrary/searchPages/searchUtils/searchUtils.class';
import {ErrorCodes} from '../../openaireLibrary/utils/properties/errorCodes';
import {HelperFunctions} from "../../openaireLibrary/utils/HelperFunctions.class";
import {HelperService} from "../../openaireLibrary/utils/helper/helper.service";
import {RouterHelper} from "../../openaireLibrary/utils/routerHelper.class";
import {SEOService} from "../../openaireLibrary/sharedComponents/SEO/SEO.service";
import {PiwikService} from "../../openaireLibrary/utils/piwik/piwik.service";
import {PiwikHelper} from "../../utils/piwikHelper";
import {Breadcrumb} from "../../openaireLibrary/utils/breadcrumbs/breadcrumbs.component";
import {properties} from "../../../environments/environment";
import {Subscription} from "rxjs";

@Component({
  selector: 'share-in-zenodo',
  templateUrl: './shareInZenodo.component.html'
})
export class ShareInZenodoComponent {
  public url: string = null;
  public title: string = "Share in Zenodo";

  public piwikSiteId = null;

  properties: EnvProperties;
  communityId: string = null;
  private community: CommunityInfo = null;
  public pageContents = null;
  public divContents = null;


  // public warningMessage = "";
  // public infoMessage = "";

  masterZenodoCommunityId = null;
  masterZenodoCommunity = null;

  CommunityIds = null;
  communities = [];

  zenodocommunitiesloadedCount = 0;
  zenodoSearchUtils: SearchUtilsClass = new SearchUtilsClass();
  errorCodes: ErrorCodes = new ErrorCodes();
  depositLink = "https://zenodo.org/deposit/new?c=";
  depositLearnHowPage: string = null;
  public routerHelper:RouterHelper = new RouterHelper();
  breadcrumbs:Breadcrumb[] = [];

  subs: Subscription[] = [];

  constructor(private  route: ActivatedRoute,
              private _router: Router,
              private _meta: Meta,
              private _title: Title,
              private _ΖenodoCommunitieService: ZenodoCommunitiesService,
              private _communityService: CommunityService,
              private _searchZenodoCommunitiesService: SearchZenodoCommunitiesService,
              private helper: HelperService,
              private _piwikService:PiwikService,
              private seoService: SEOService) {
  }

  public ngOnInit() {
    this.zenodoSearchUtils.status = this.errorCodes.LOADING;

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

    this.seoService.createLinkForCanonicalURL(this.url, false);
    this.updateUrl(this.url);
    this.updateTitle(this.title);
    this.updateDescription("Zenodo, repository, deposit, share");

    this.properties = properties;
    this.subs.push(this.route.queryParams.subscribe(params => {
      this.communityId = ConnectHelper.getCommunityFromDomain(this.properties.domain);
      if (!this.communityId) {
        this.communityId = params['communityId'];
      }

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

      if(this.properties.enablePiwikTrack && (typeof document !== 'undefined')){
        this.subs.push(this._piwikService.trackView(this.properties, this.title, this.piwikSiteId).subscribe());
      }

      this.depositLearnHowPage = this.properties.depositLearnHowPage;
      this.breadcrumbs.push({name: 'home', route: '/'}, {name: "Deposit", route: this.depositLearnHowPage},{name:"Deposit in zenodo",route:null});

      //this.getDivContents();
      this.getPageContents();
      if (this.communityId && this.communityId != '') {
        this.subs.push(this._communityService.getCommunityByState(this.properties, this.properties.communityAPI + this.communityId).subscribe(
          community => {
            this.community = community;
            this.masterZenodoCommunityId = this.community.zenodoCommunity;
            if (typeof document !== 'undefined') {
              HelperFunctions.scroll();
            }
            if (this.masterZenodoCommunityId) {
              this.subs.push(this._ΖenodoCommunitieService.getZenodoCommunityById(this.properties, this.properties.zenodoCommunities + this.masterZenodoCommunityId, null).subscribe(
                result => {
                  this.masterZenodoCommunity = result;

                },
                error => {
                  this.handleError("Error getting Master Zenodo community with id: " + this.masterZenodoCommunityId, error);

                }
              ));
            }
            this.zenodoSearchUtils.status = this.errorCodes.LOADING;

            this.subs.push(this._searchZenodoCommunitiesService.searchZCommunities(this.properties, this.communityId).subscribe(
              result => {
                this.CommunityIds = result;
                this.zenodoSearchUtils.totalResults = this.CommunityIds.length;
                if (this.CommunityIds.length == 0) {
                  this.zenodoSearchUtils.status = this.errorCodes.NONE;
                }
                for (let i = 0; i < this.CommunityIds.length; i++) {
                  this.getZenodoCommunityById(this.CommunityIds[i]["zenodoid"], this.CommunityIds[i]["id"]);
                }

              },
              error => {
                //console.error("list of zenodo communities couldn't be loaded");
                this.handleError("Error getting list of zenodo communities for community with openaire id: " + this.communityId, error);
                this.zenodoSearchUtils.status = this.errorCodes.ERROR;
              } //this.handleError('System error retrieving community profile', error)
            ));

          },
          error => {
            //console.error("Community couldn't be loaded");
            this.handleError("Error getting community with id: " + this.communityId, error);
            this.zenodoSearchUtils.status = this.errorCodes.ERROR;
          }
        ));
      }
    }));
  }

  public ngOnDestroy() {
    for (let sub of this.subs) {
      sub.unsubscribe();
    }
  }

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

  private updateTitle(title: string) {
    var _title = ((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 getPageContents() {
    this.subs.push(this.helper.getPageHelpContents(this.properties, this.communityId, this._router.url).subscribe(contents => {
      this.pageContents = contents;
    }));
  }

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

  getZenodoCommunityById(zenodoid, openaireId) {
    this.subs.push(this._ΖenodoCommunitieService.getZenodoCommunityById(this.properties, this.properties.zenodoCommunities + zenodoid, openaireId).subscribe(
      result => {
        this.communities.push(result);
        this.zenodocommunitiesloadedCount++;
        if (this.zenodocommunitiesloadedCount >= this.CommunityIds.length) {
          this.zenodoSearchUtils.status = this.errorCodes.DONE;
        }


      },
      error => {
        // var emptyCommunity:ZenodoCommunityInfo = new ZenodoCommunityInfo();
        // emptyCommunity.id = zenodoid;
        // emptyCommunity.openaireId = openaireId;
        // emptyCommunity.title = zenodoid;
        // this.communities.push(emptyCommunity);
        this.zenodocommunitiesloadedCount++;
        if (this.zenodocommunitiesloadedCount >= this.CommunityIds.length) {
          this.zenodoSearchUtils.status = this.errorCodes.DONE;
        }
        //console.error("Zenodo community'"+zenodoid+"' couldn't be loaded");
        this.handleError("Error getting Zenodo community with id: " + zenodoid + " and openaire id: " + openaireId, error);

      }
    ));
  }

  private handleError(message: string, error) {
    console.error("Share in Zenodo Page: " + message, error);
  }
}