D-Net

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

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

import {SearchCrossrefService} from '../claim-utils/service/searchCrossref.service';

import {SearchOrcidService} from '../claim-utils/service/searchOrcid.service';

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

import { SearchDataciteService } from '../claim-utils/service/searchDatacite.service';

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

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

import {ClaimResult} from '../claim-utils/claimEntities.class';

import{DOI} from '../../utils/string-utils.class';

declare var UIkit:any;

@Component({

    selector: 'claim-result-search-form',

    templateUrl: 'claimResultSearchForm.component.html',

})

export class ClaimResultSearchFormComponent {

  constructor (private _searchDataciteService: SearchDataciteService, private _searchDatasetsService:SearchDatasetsService,

    private _searchCrossrefService: SearchCrossrefService,private _searchOrcidService: SearchOrcidService, private _searchPublicationsService: SearchPublicationsService,

    private route: ActivatedRoute) {

    var myDate = new Date();

    this.todayDate = myDate.getFullYear()+ "-" +(myDate.getMonth() + 1) + "-" + myDate.getDate() ;

    this.nextDate =  (myDate.getFullYear()+100)+ "-" +(myDate.getMonth() + 1) + "-" + myDate.getDate() ;

  }

  ngOnInit() {

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

     this.search(false);

    }

}

  page : number = 1;

  size:number = 5;

  navigateTo: string = "Search";

  source: string = "datacite";

  type : string = "dataset";

  showSearchResults:boolean=false;

  // searchType ="publication";

  @Input() public select:boolean = true ;

  @Input() public keyword:string = '';

  @Input() public selectedResults:ClaimResult[];

  // @Output() datasetsChange = new EventEmitter();

  // @Output() publicationsChange = new EventEmitter();

  // @Output() resultsChange = new EventEmitter();

    public errorCodes:ErrorCodes = new ErrorCodes();

    dataciteResults=[];

    dataciteResultsNum:number = null;

    // dataciteResultsNum : Observable<number> = null;

    dataciteStatus = this.errorCodes.NONE;

    datacitePage : number = 1;

    openaireData=[];

    openaireDataNum:number = 0 ;

    openaireDataStatus = this.errorCodes.NONE;

    openaireDataPage : number = 1;

    public warningMessage = "";

    public infoMessage = "";

    public todayDate = '';

    public nextDate = '';

    public DOIs:string[] = [];

    sub: any;

    public searchSource:string = "openaire"

    public activeTab:string = "openairePub"

    crossrefResults=[];

    crossrefResultsNum : number = null;

    crossrefPage : number = 1;

    crossrefStatus:number = this.errorCodes.NONE;

    openairePubs = [];

    openairePubsNum: number ;

    openairePubsPage : number = 1;

    openairePubsStatus:number = this.errorCodes.NONE;

    orcidResults: string[];

    orcidResultsNum: number ;

    totalPages: number;

    orcidResultsToShow: string[];

    orcidPage : number = 1;

    orcidStatus:number = this.errorCodes.NONE;

    authorId: string;

    selectAuthorId: string = "0";

    authorGivenName: string;

    authorFamilyName: string;

    authorIds: string[];

    authorGivenNames: string[];

    authorFamilyNames: string[];

    authorsNum : number ;

    reloadOpenaire:boolean = true;

    reloadCrossref:boolean = false;

    reloadDatacite:boolean = false;

    reloadOrcid:boolean = false;

  search(sourceChanged){

    this.warningMessage = "";

    this.infoMessage = "";

    if(!sourceChanged){

      this.DOIs = DOI.getDOIsFromString(this.keyword);

      this.reloadOpenaire = true;

      this.reloadCrossref = true;

      this.reloadDatacite = true;

      this.reloadOrcid = true;

    }

    if((this.searchSource == "all" || this.searchSource == "openaire") && this.reloadOpenaire){

      this.searchOpenairePubs(this.keyword, this.size, 1);

      this.searchOpenaireData(this.keyword,this.size,1);

      this.reloadOpenaire = false;

    }

    if((this.searchSource == "all" || this.searchSource == "crossref")&&this.reloadCrossref){

      this.getCrossrefResults(this.keyword, this.size,1);

      this.reloadCrossref = false;

    }

    if((this.searchSource == "all" || this.searchSource == "datacite")&& this.reloadDatacite){

      this.searchDatacite(this.keyword,this.size,1);

      this.reloadDatacite = false;

    }

    if((this.searchSource == "all" || this.searchSource == "orcid")&& this.reloadOrcid){

      this.searchOrcid(this.keyword);

      this.reloadOrcid = false;

    }

    this.showSearchResults = true;

  }

private   getCrossrefResults (term: string, size : number, page : number)  {

    this.crossrefStatus = this.errorCodes.LOADING;

    if( this.DOIs.length > 0 ){

      this._searchCrossrefService.searchCrossrefByDOIs(this.DOIs).subscribe(

        data => {

            if(data != null) {

                this.crossrefResults = data.items;

                this.crossrefPage=page;

                this.crossrefResultsNum = data['total-results'];

                if(data.items == 0){

                    this._searchCrossrefService.searchCrossrefResults(term, size, page).subscribe(

                        data => {

                            if(data != null) {

                                this.crossrefResults = data.items;

                                this.crossrefPage=page;

                                this.crossrefResultsNum = data['total-results'];

                                this.crossrefStatus = this.errorCodes.DONE;

                            }else{

                              this.crossrefStatus = this.errorCodes.ERROR;

                            }

                        },

                        err =>{

                           console.log(err.status);

                           this.crossrefStatus = this.errorCodes.ERROR;

                         }

                    );

                }else{

                  this.crossrefStatus = this.errorCodes.DONE;

                }

            }

         },

        err => {

          //console.log(err);

          this._searchCrossrefService.searchCrossrefResults(term, size, page).subscribe(

            data => {

              this.crossrefResults = data.items;

              this.crossrefPage=page;

              this.crossrefResultsNum = data['total-results'];

              this.crossrefStatus = this.errorCodes.DONE;

             },

            err => {

              console.log(err.status);

              this.crossrefStatus = this.errorCodes.ERROR;

            }

          );

        }

      );

    }else{

      this._searchCrossrefService.searchCrossrefResults(term, size, page).subscribe(

        data => {

            if(data != null) {

                this.crossrefResults = data.items;

                this.crossrefPage=page;

                this.crossrefResultsNum = data['total-results'];

                this.crossrefStatus = this.errorCodes.DONE;

            }else{

              this.crossrefStatus = this.errorCodes.ERROR;

            }

         },

        err => {

          console.log(err.status);

          this.crossrefStatus = this.errorCodes.ERROR;

          }

      );

    }

  }

  private searchOpenairePubs(term: string, size : number, page : number)  {

          if(this.DOIs.length > 0 ){

            this.openairePubsStatus = this.errorCodes.LOADING;

            this._searchPublicationsService.searchPublicationsByDois(this.DOIs, null, page, size, []).subscribe(

              data => {

                  if(data != null) {

                      this.openairePubsPage=page;

                      this.openairePubsNum = data[0];

                      this.openairePubs = data[1];

                      this.openairePubsStatus = this.errorCodes.DONE;

                      if(this.openairePubsNum == 0){

                        this.openairePubsStatus = this.errorCodes.NONE;

                      }

                  }else {

                    this.openairePubsStatus = this.errorCodes.ERROR;

                  }

               },

              err => {

                this.openairePubsStatus = this.errorCodes.ERROR;

                console.log(err.status);

              }

            );

          }else{

            this.openairePubsStatus = this.errorCodes.LOADING;

            this._searchPublicationsService.searchPublications('q='+term, null, page, size, []).subscribe(

              data => {

                  if(data != null) {

                      this.openairePubsPage=page;

                      this.openairePubsNum = data[0];

                      this.openairePubs = data[1];

                      this.openairePubsStatus = this.errorCodes.DONE;

                      if(this.openairePubsNum == 0){

                        this.openairePubsStatus = this.errorCodes.NONE;

                      }

                  }else {

                    this.openairePubsStatus = this.errorCodes.ERROR;

                  }

               },

              err => {

                this.openairePubsStatus = this.errorCodes.ERROR;

                console.log(err.status);

              }

            );

          }

  }

  private searchOrcid (term: string) {

    if(this.DOIs.length > 0){

      this.orcidStatus = this.errorCodes.NONE;

      return;

    }

    this.orcidStatus = this.errorCodes.LOADING;

    this.authorIds = new Array<string>();

    this.authorGivenNames = new Array<string>();

    this.authorFamilyNames = new Array<string>();

    this.getOrcidAuthor(term);

    console.info('searchOrcid in searchOrcid file');

   }

  private readData(data: any) {

    this.authorIds.push(data[2].path);

    if(data[0] != null) {

      this.authorGivenNames.push(data[0].value);

    } else {

      this.authorGivenNames.push("");

    }

    if(data[1] != null) {

      this.authorFamilyNames.push(data[1].value);

    } else {

      this.authorFamilyNames.push("");

    }

  }

  private  getOrcidAuthor (term: string)  {

    this.orcidResultsNum = null;

    //passing structures in order to fill them in service

    this._searchOrcidService.searchOrcidAuthor(term, this.authorIds,

      this.authorGivenNames, this.authorFamilyNames).subscribe(

        data => {

          if(data != null && data == true) {

            this.getOrcidResultsByIndex(0);

          }

          this.orcidStatus = this.errorCodes.NONE;

        },

        err => this.errorHandler(err, term)

      );

    }

    private  errorHandler(err: any, term: string) {

      if(err.status == 404){

        this.getOrcidAuthors(term);

      } else {

        this.orcidStatus = this.errorCodes.ERROR;

        console.log(err.status);

      }

    }

    private  getOrcidAuthors (term: string)  {

      this.orcidResultsNum = null;

      this.selectAuthorId = "0";

          this.orcidStatus = this.errorCodes.LOADING;

      //passing structures in order to fill them in service

      this._searchOrcidService.searchOrcidAuthors(term, this.authorIds,

        this.authorGivenNames, this.authorFamilyNames).subscribe(

          data => {

            if(data != null && data == true) {

              this.getOrcidResultsByIndex(0);

            }else{

              this.orcidStatus = this.errorCodes.ERROR;

            }

          },

          err => {

            this.orcidStatus = this.errorCodes.ERROR;

            console.log(err.status);

          }

        );

      }

      private    getOrcidResultsByIndex (index:number) {

        if(this.authorIds.length > index) {

          this.orcidStatus = this.errorCodes.LOADING;

          let id = this.authorIds[index];

          this.authorGivenName = this.authorGivenNames[index];

          this.authorFamilyName = this.authorFamilyNames[index];

          this.getOrcidResultsById(id);

        }

      }

      private    getOrcidResultsById (id:string) {

          if(id=="0"){

            return;

          }

          var index = this.authorIds.indexOf(id);

          this.authorGivenName = this.authorGivenNames[index];

          this.authorFamilyName = this.authorFamilyNames[index];

          this.authorId = id;

          console.info("getOrcidResultsById: "+id);

            this.orcidStatus = this.errorCodes.LOADING;

          this._searchOrcidService.searchOrcidPublications(id).subscribe(

            data => {

              if(data != null) {

                this.orcidResults=data['orcid-work'];

                this.orcidResultsNum = data['orcid-work'].length;

                this.orcidPage = 1;

                if((this.orcidResultsNum % this.size) == 0){

                  this.totalPages=parseInt(''+(this.orcidResultsNum/this.size));

                } else{

                  this.totalPages=parseInt(''+(this.orcidResultsNum/this.size+1));

                }

                this.orcidResultsToShow = this.orcidResults.slice(0,10);

                this.orcidStatus = this.errorCodes.DONE;

                if(this.orcidResultsNum == 0){

                  this.orcidStatus = this.errorCodes.NONE;

                }

              } else {

                this.orcidResultsNum = 0;

                this.totalPages=0;

                this.orcidStatus = this.errorCodes.NONE;

              }

            },

            err => {

              console.log(err.status);

              this.orcidStatus = this.errorCodes.ERROR;

            }

          );

      }

/*

Is it USED???

private  remove(item){

     this.warningMessage = "";

     this.infoMessage = "";

        var index:number =this.selectedResults.indexOf(item);

        item.selected=false;

         if (index > -1) {

            this.selectedResults.splice(index, 1);

            // this.publicationsChange.emit({

            //   value: this.selectedResults

            // });

        }

   }*/

private crossrefPageChange($event) {

     this.crossrefPage=$event.value;

     this.crossrefResults=[];

     console.log("Crossref chaenged "+this.crossrefPage);

     this.getCrossrefResults(this.keyword,this.size,this.crossrefPage);

}

private orcidPageChange($event) {

     this.orcidPage=$event.value;

     this.orcidResultsToShow=[];

     this.orcidResultsToShow = this.orcidResults.slice(($event.value-1)*this.size, $event.value*this.size);

}

private openairePubsPageChange($event) {

     this.openairePubsPage=$event.value;

     this.searchOpenairePubs(this.keyword,this.size,this.openairePubsPage);

}

datacitePageChange($event) {

  this.datacitePage=$event.value;

  this.dataciteResults=[];

  this.searchDatacite(this.keyword,10,this.datacitePage);

  this.warningMessage = "";

  this.infoMessage = "";

}

openaireDataPageChange($event) {

  this.openaireDataPage=$event.value;

  this.openaireData=[];

  this.searchOpenaireData(this.keyword,10,this.openaireDataPage);

  this.warningMessage = "";

  this.infoMessage = "";

}

  private   isSelected(id:string){

      var found:boolean = false;

      this.warningMessage = "";

      for (var _i = 0; _i < this.selectedResults.length; _i++) {

          let item = this.selectedResults[_i];

          if(item.id == id){

                found=true;

                this.warningMessage = "Publication already in selected list";

          }

       }

       return found;

    }

    // isSelected(id:string){

    //

    //   var found:boolean = false;

    //   this.warningMessage = "";

    //   for (var _i = 0; _i < this.selectedResults.length; _i++) {

    //       let item = this.selectedResults[_i];

    //       if(item.id == id){

    //             found=true;

    //             break;

    //        }

    //    }

    //    return found;

    // }

    private searchDatacite (term: string, size : number, page : number) {

      this.getDataciteResults(term,size,page);

      this.warningMessage = "";

      this.infoMessage = "";

     }

     private searchOpenaireData (term: string, size : number, page : number) {

       if(this.DOIs.length > 0 ){

         this.openaireDataStatus = this.errorCodes.LOADING;

         this._searchDatasetsService.searchDatasetsByDois(this.DOIs, null, page, size, []).subscribe(

           data => {

               if(data != null) {

                   this.openaireDataPage=page;

                   this.openaireDataNum = data[0];

                   this.openaireData = data[1];

                   this.openaireDataStatus = this.errorCodes.DONE;

                   if(this.openaireDataNum == 0){

                      this.openaireDataStatus = this.errorCodes.NONE;

                   }

               }

            },

           err => {

             this.openaireDataStatus = this.errorCodes.ERROR;

             console.log(err.status);

           }

         );

       }else{

         this._searchDatasetsService.searchDatasets('q='+term+'', null, page, size, []).subscribe(

                     data => {

                         if(data != null) {

                             this.openaireDataPage=page;

                             this.openaireDataNum = data[0];

                             this.openaireData = data[1];

                             this.openaireDataStatus = this.errorCodes.DONE;

                             if(this.openaireDataNum == 0){

                                this.openaireDataStatus = this.errorCodes.NONE;

                             }

                         }

                      },

                     err => {

                       this.openaireDataStatus = this.errorCodes.ERROR;

                       console.log(err.status);

                     }

                   );

                }

       this.warningMessage = "";

       this.infoMessage = "";

      }

   private getDataciteResults (term: string, size : number, page : number)  {

       this._searchDataciteService.searchDataciteResults(term, size, page).subscribe(

        data => {

          this.dataciteResults = data.data;

          this.datacitePage=page;

          this.dataciteResultsNum = data.meta.total;

          this.dataciteStatus = this.errorCodes.DONE;

        },

        err => {

          this.dataciteStatus = this.errorCodes.ERROR;

          console.log(err);

        }

      );

      }

   add(item, itemId,itemSource,itemType, itemUrl, itemTitle, date, accessmode){

     console.log(' adding ' + itemType + " From " + itemSource+"  "+ itemTitle);

     var result: ClaimResult = ClaimResult.generateResult(item, itemId,itemSource,itemType, itemUrl, itemTitle, date, accessmode);

    if (itemSource == 'orcid'){

        if(result.authors.length ==0 ){

          result.authors.push(this.authorGivenName + ', '+ this.authorFamilyName);

        }

      }

      var found:boolean = this.isSelected( result.id);

      this.warningMessage = "";

       if (!found) {

        this.selectedResults.push(result);

               UIkit.notification({

                  message : 'A new research result is selected.',

                  status  : 'info',

                  timeout : 1000,

                  pos     : 'top-center'

              });

      }else{

        this.warningMessage = "Research Data already in selected list";

        UIkit.notification({

            message : 'The  research result is already on your list.',

            status  : 'warning',

            timeout : 1000,

            pos     : 'top-center'

        });

      }

    }

    public searchSourceChanged(source){

      this.searchSource = source;

      this.activeTab = (source == "openaire" || source == "all")?"openairePub":source;

      if(this.keyword && this.keyword.length > 0){

        this.search(true);

      }

    }

    public clickTab(tab){

       this.activeTab = tab;

    }

}