import { parse as parseDate } from '@citation-js/date';
import { parse as parseName } from '@citation-js/name';
function nameProps(person) {
  const {
    firstname,
    lastname,
    firstName: given = firstname,
    lastName: family = lastname
  } = person;
  if (given && family) {
    return {
      given,
      family
    };
  } else if (person.name) {
    return parseName(person.name);
  }
}
const identifiers = ['PMID', 'PMCID', 'DOI', 'ISBN'];
const journalIdentifiers = ['ISSN'];
function idProps(input, identifiers) {
  const output = {};
  for (const prop in input) {
    const upperCaseProp = prop.toUpperCase();
    if (identifiers.includes(upperCaseProp)) {
      output[upperCaseProp] = input[prop];
    }
  }
  if (input.identifier) {
    for (let {
      id,
      type = ''
    } of input.identifier) {
      type = type.toUpperCase();
      if (identifiers.includes(type)) {
        output[type] = id;
      }
    }
  }
  return output;
}
const typeMap = {
  article: 'article',
  book: 'book',
  booklet: 'book',
  proceedings: 'book',
  mastersthesis: 'thesis',
  inbook: 'chapter',
  incollection: 'chapter',
  conference: 'paper-conference',
  inproceedings: 'paper-conference',
  manual: 'report',
  misc: 'document',
  online: 'website',
  patent: 'patent',
  phdthesis: 'thesis',
  techreport: 'report',
  unpublished: 'manuscript'
};
function quickscrapeSpecificProps() {
  return {
    type: 'article-journal'
  };
}
function generalProps(input) {
  const output = {
    type: typeMap[input.type] || 'document',
    title: input.title
  };
  if (input.author) {
    output.author = input.author.map(nameProps).filter(Boolean);
  }
  if (input.editor) {
    output.editor = input.editor.map(nameProps).filter(Boolean);
  }
  if (input.reviewer) {
    if (input.author) {
      output['reviewed-author'] = output.author;
    }
    output.author = input.reviewer.map(nameProps).filter(Boolean);
  }
  if (Array.isArray(input.keywords)) {
    output.keyword = input.keywords.join();
  } else if (input.keywords) {
    output.keyword = input.keywords;
  }
  if (input.publisher) {
    output.publisher = input.publisher.name || input.publisher;
  }
  if (input.date && input.date.published) {
    output.issued = parseDate(input.date.published);
  } else if (input.year) {
    output.issued = {
      'date-parts': [[+input.year]]
    };
  }
  if (input.date && input.date.submitted) {
    output.submitted = parseDate(input.date.submitted);
  }
  if (input.journal) {
    const journal = input.journal;
    if (journal.name) {
      output['container-title'] = journal.name;
    }
    if (journal.volume) {
      output.volume = journal.volume;
    }
    if (journal.issue) {
      output.issue = journal.issue;
    }
    Object.assign(output, idProps(journal, journalIdentifiers));
    if (journal.firstpage) {
      output['page-first'] = journal.firstpage;
    }
    if (journal.pages) {
      output.page = journal.pages.replace('--', '-');
    } else if (journal.firstpage && journal.lastpage) {
      output.page = journal.firstpage + '-' + journal.lastpage;
    }
  }
  if (input.link && typeof input.link[0] === 'object') {
    output.URL = input.link[0].url;
  }
  Object.assign(output, idProps(input, identifiers));
  if (input.cid) {
    output.id = input.cid;
  } else if (output.DOI) {
    output.id = output.DOI;
  }
  return output;
}
const parseContentMine = function (data) {
  return Object.assign(generalProps(data), quickscrapeSpecificProps(data));
};
const parseBibJson = function (data) {
  return generalProps(data);
};
export { parseContentMine as quickscrapeRecord, parseBibJson as record };