D-Net

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

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

import {SearchUtilsClass } from '../../searchPages/searchUtils/searchUtils.class';

export class FetchProjects{

  public results =[];

  public filters; // for getResultsForOrganizations

  public totalResults; // for getResultsForOrganizations // this is total results with the initial query  - before filtering

  public funders:any = [];  // for getResultsForOrganizations // this is filled with the initial query - before filtering

  public sub: any;

  public subResults: any;

  public searchUtils:SearchUtilsClass = new SearchUtilsClass();

  constructor (private _searchProjectsService: SearchProjectsService) {

    var errorCodes:ErrorCodes = new ErrorCodes();

    this.searchUtils.status =errorCodes.LOADING;

  }

  public ngOnDestroy() {

    if(this.sub){

      this.sub.unsubscribe();

    }

    if(this.subResults){

      this.subResults.unsubscribe();

    }

  }

  public getResultsByKeyword(keyword:string,  page: number, size: number){

    var parameters = "";

    if(keyword.length > 0){

      parameters = "q=" + keyword;

    }

    var errorCodes:ErrorCodes = new ErrorCodes();

    this.searchUtils.status = errorCodes.LOADING;

  this.subResults = this._searchProjectsService.searchProjects(parameters, null, page, size, []).subscribe(

        data => {

            this.searchUtils.totalResults = data[0];

            console.info("search Projects: [Parameters:"+parameters+" ]  [total results:"+this.searchUtils.totalResults+"]");

            this.results = data[1];

             var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.DONE;

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

              this.searchUtils.status = errorCodes.NONE;

            }

         },

        err => {

            console.log(err);

             //TODO check erros (service not available, bad request)

            // if( ){

            //   this.searchUtils.status = ErrorCodes.ERROR;

            // }

            var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.ERROR;

         }

    );

  }

  public getResultsForDataproviders(id:string, page: number, size: number){

      var errorCodes:ErrorCodes = new ErrorCodes();

      this.searchUtils.status = errorCodes.LOADING;

    this._searchProjectsService.getProjectsforDataProvider(id, page, size).subscribe(

        data => {

            this.searchUtils.totalResults = data[0];

            console.info("search Projects for Dataproviders: [Id:"+id+" ]  [total results:"+this.searchUtils.totalResults+"]");

            this.results = data[1];

            var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.DONE;

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

              this.searchUtils.status = errorCodes.NONE;

            }

        },

        err => {

            console.log(err);

             //TODO check erros (service not available, bad request)

            // if( ){

            //   this.searchUtils.status = ErrorCodes.ERROR;

            // }

            var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.ERROR;

        }

    );

  }

  public getNumForEntity(entity: string, id:string) {

      var parameters="";

      if(entity == "organization") {

        parameters = "organizations/"+id+"/projects/count";

      }

      var errorCodes:ErrorCodes = new ErrorCodes();

      this.searchUtils.status = errorCodes.LOADING;

      if(parameters != "") {

          this._searchProjectsService.numOfProjects(parameters).subscribe(

              data => {

                  this.searchUtils.totalResults = data;

                  var errorCodes:ErrorCodes = new ErrorCodes();

                  this.searchUtils.status = errorCodes.DONE;

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

                    this.searchUtils.status = errorCodes.NONE;

                  }

              },

              err => {

                  console.log(err);

                   //TODO check erros (service not available, bad request)

                  // if( ){

                  //   this.searchUtils.status = ErrorCodes.ERROR;

                  // }

                  var errorCodes:ErrorCodes = new ErrorCodes();

                  this.searchUtils.status = errorCodes.ERROR;

              }

          );

      }

  }

  public getResultsForOrganizations(organizationId:string, filterquery:string, page: number, size: number, refineFields:string[]){

      var errorCodes:ErrorCodes = new ErrorCodes();

      this.searchUtils.status = errorCodes.LOADING;

    this._searchProjectsService.getProjectsForOrganizations(organizationId,filterquery, page, size,refineFields).subscribe(

        data => {

            this.searchUtils.totalResults = data[0]; // the results can be filtered so this number can be no total results

            console.info("search Projects for Organization: [Id:"+organizationId+" ]  [total results:"+this.searchUtils.totalResults+"]");

            this.results = data[1];

            if(refineFields && refineFields.length > 0){

              this.filters = data[2];

              filterquery = decodeURIComponent(filterquery);

              for(var i = 0; i < this.filters.length; i++){

                if(filterquery.indexOf(this.filters[i].filterId) !== -1){

                  console.log("this.filters[i].filterId:"+this.filters[i].filterId);

                  for(var j = 0; j < this.filters[i].values.length; j++){

                    console.log("this.filters[i].values[j].id:"+this.filters[i].values[j].id);

                      if(filterquery.indexOf(this.filters[i].values[j].id) !== -1){

                        this.filters[i].values[j].selected = true;

                      }

                  }

                }

              }

            }

            if(!this.totalResults && filterquery == ""){

              this.totalResults = this.searchUtils.totalResults;

              this.funders = [];

              for(var i = 0; i < this.filters.length; i++){

                console.log("this.filters[i].filterId:"+this.filters[i].filterId);

                if(this.filters[i].filterId == "funderid"){

                   this.funders = (this.filters[i].values);

                }

              }

              console.log("  this.funders:"+   this.funders);

            }

            var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.DONE;

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

              this.searchUtils.status = errorCodes.NONE;

            }

        },

        err => {

            console.log(err);

             //TODO check erros (service not available, bad request)

            // if( ){

            //   this.searchUtils.status = ErrorCodes.ERROR;

            // }

            var errorCodes:ErrorCodes = new ErrorCodes();

            this.searchUtils.status = errorCodes.ERROR;

        }

    );

  }

}