import { Injectable } from '@angular/core';
import { Http, Response, Headers, RequestOptions } from '@angular/http';
import { Observable } from 'rxjs/Rx';

import { PublicationInfo } from '../../publicationInfo';

@Injectable()
export class CommunityService {

    constructor(private http:Http) {
      }

    getNumberOfPublications() {
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/publications/count?format=json&fq=communityid=egi')
                        .map(res => <any> res.json()).do(res => {console.log(res)});
    }

    // Most recent publications
    getPublicationsInfo(){
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/publications?fq=communityid exact "egi"&sortBy=resultdateofacceptance,descending&format=json&size=5')
                        .map(res => <any> res.json()).map(res => this.parse(res)).do(res => {console.log(res)});

    }
    getDatasetsInfo(){
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/datasets?fq=communityid exact "egi"&sortBy=resultdateofacceptance,descending&format=json&size=5')
                        .map(res => <any> res.json()).map(res => this.parse(res)).do(res => {console.log(res)});

    }

    getNumberOfResearchData() {
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/datasets/count?format=json&fq=communityid=egi')
                        .map(res => <any> res.json()).do(res => {console.log(res)});
    }

    getResearchDataInfo() {
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/datasets?fq=communityid exact "egi"&sortBy=resultdateofacceptance,descending&format=json&size=5')
                        .map(res => <any> res.json()).map(res => res.results).do(res => {console.log(res)});
    }

    getNumberOfSoftware() {
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/software/count?format=json&fq=communityid=egi')
                        .map(res => <any> res.json()).do(res => {console.log(res)});
    }

    getSoftwareInfo() {
        return this.http.get('http://rudie.di.uoa.gr:8080/dnet-functionality-services-2.0.0-SNAPSHOT/rest/v2/api/software?fq=communityid exact "egi"&sortBy=resultdateofacceptance,descending&format=json')
                        .map(res => <any> res.json()).map(res => this.parse(res)).do(res => {console.log(res)});
    }
    parse(res){
      var results =[];
      for(let item of res.results){
        var result= {};

        result["id"] = item.result["header"]["dri:objIdentifier"];
        result["title"] = item.result["metadata"]["oaf:entity"]["oaf:result"]["title"]["content"];
        result["bestaccessright"] = item.result["metadata"]["oaf:entity"]["oaf:result"]["bestaccessright"]["classid"];
        result["date"]=item.result["metadata"]["oaf:entity"]["oaf:result"]["dateofacceptance"];
        result["description"]= item.result["metadata"]["oaf:entity"]["oaf:result"]["description"];

        result["authors"] = [];
        if(Array.isArray(item.result["metadata"]["oaf:entity"]["oaf:result"]["creator"])){
          result["authors"] = item.result["metadata"]["oaf:entity"]["oaf:result"]["creator"];
        }else{
          result["authors"].push(item.result["metadata"]["oaf:entity"]["oaf:result"]["creator"]);
        }
        result["authors"] = result["authors"].slice(0,10);

        results.push(result);
      }
      return results;
    }
    // getPublicationInfo(url: string) {
    //     return this.http.get(url).map(res => <any> res.json()).map(res => res.results).do(res => {console.log(res)});
    // }

}