const Entity = require("../model/Entity");

class Datacite {
  parse(pid, item) {
    let entity = new Entity(pid);
    entity.result.source = "datacite";
    entity.result.publisher = null;
    entity.result.journal = null;
    entity.result.DOI = pid;
    entity.id = pid;
    entity.title = Array.isArray(item.attributes.titles) && item.attributes.titles[0].title ? item.attributes.titles[0].title : null;
    entity.result.url = "https://doi.org/" + pid;
    entity.type = 'dataset';
    entity.result.date = item.attributes.publicationYear;
    entity.result.accessRights = "OPEN";
    entity.result.publisher = item.attributes['publisher'];
    entity.result.journal = null;
    if (item.attributes.creators) {
      entity.result.authors = [];
      for (let j = 0; j < item.attributes.creators.length; j++) {
        const author = item.attributes.creators[j].name;
        entity.result.authors.push(author);
      }
    }
    return entity;
  }

}

module.exports = Datacite;