package eu.dnetlib.dhp.transformation.vocabulary;

import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.commons.io.IOUtils;

import java.io.Serializable;
import java.net.URL;
import java.nio.charset.Charset;

public class VocabularyHelper implements Serializable {

    private final static String OPENAIRE_URL ="http://api.openaire.eu/vocabularies/%s.json";

    public static Vocabulary getVocabularyFromAPI(final String vocabularyName) throws Exception {
        final URL url = new URL(String.format(OPENAIRE_URL, vocabularyName));

        final String response = IOUtils.toString(url, Charset.defaultCharset());
        final ObjectMapper jsonMapper       = new ObjectMapper();
        final Vocabulary vocabulary         = jsonMapper.readValue(response, Vocabulary.class);
        return vocabulary;
    }

}