openaire-library/utils/staticAutoComplete/ISVocabularies.service.ts

111 lines
4.4 KiB
TypeScript

import {Injectable} from '@angular/core';
import {Http, Response} from '@angular/http';
import {Observable} from 'rxjs/Observable';
import {AutoCompleteValue} from '../../searchPages/searchUtils/searchHelperClasses.class';
import 'rxjs/add/observable/of';
import 'rxjs/add/operator/do';
import 'rxjs/add/operator/share';
import {OpenaireProperties} from '../../utils/properties/openaireProperties';
@Injectable()
export class ISVocabulariesService {
private api =OpenaireProperties.getVocabulariesAPI();
constructor(private http: Http ) {}
getVocabularyByType(field:string,entity:string):any{
console.log("getVocabulary field: "+ field + " for entity: "+ entity);
var file = "";
var vocabulary = "";
if( field == "lang"){
// file="languages.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:languages.json";
return this.getVocabularyFromService(vocabulary);
}else if ( field == "type" && (entity == "publication")){
// file = "publicationTypes.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:publication_resource.json";
return this.getVocabularyFromService(vocabulary);
}else if ( field == "type" && (entity == "dataset")){
// file = "dnet:dataCite_resource.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:dataCite_resource.json";
return this.getVocabularyFromService(vocabulary);
}else if( field == "access" && (entity == "publication" || entity == "dataset")){
// file= "accessMode.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:access_modes.json";
return this.getVocabularyFromService(vocabulary);
} else if( (field == "type") && (entity == "dataprovider")){
// file = "dataProviderType.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:datasource_typologies.json";
return this.getVocabularyFromService(vocabulary);
} else if( field == "compatibility" && (entity == "dataprovider")){
// file = "dataProviderCompatibility.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:datasourceCompatibilityLevel.json";
return this.getVocabularyFromService(vocabulary);
} else if( field == "country" ){
// file = "countries.json";
// return this.getVocabularyFromFile(file);
vocabulary = "dnet:countries.json";
return this.getVocabularyFromService(vocabulary);
}
return null;
}
// getVocabularyFromFile (file:string):AutoCompleteValue[] {
// var lang = JSON.parse(JSON.stringify(require('../utils/vocabularies/'+file)));
// return this.parse(lang["terms"]);
// }
getVocabularyFromService (vocabularyName:string):any {
let url = this.api + vocabularyName;
console.log(url);
// return this.http.get(url).toPromise()
// .then(request =>
// {
// request = request.json()['terms'];
// var results:AutoCompleteValue[] = this.parse(request);
// console.log("Get vocabulary : "+ vocabularyName+ " - get " +results.length+ "results");
// return results;
// });
return this.http.get((OpenaireProperties.isCacheEnabled())? (OpenaireProperties.getCacheUrl()+encodeURIComponent(url)): url)
.do(res => console.log(res))
.map(res => <any> res.json())
.map(res => res['terms'])
.do(res => console.log(res))
.map(res => this.parse(res))
.do(res => console.log(res))
.catch(this.handleError);
}
parse (data: any):AutoCompleteValue[] {
var array:AutoCompleteValue[] =[]
for(var i = 0; i < data.length; i++){
var value:AutoCompleteValue = new AutoCompleteValue();
value.id = data[i].englishName;//data[i].code;
value.label = data[i].englishName;
array.push(value);
}
return array;
}
private handleError (error: Response) {
// in a real world app, we may send the error to some remote logging infrastructure
// instead of just logging it to the console
console.log(error);
return Observable.throw(error || 'Server error');
}
}