const fs = require('fs');
const path = require('path');
const jsdom = require('jsdom');

const jsonFilePath = path.join(__dirname, '../site/.vuepress/data/gameVersions.json');
const codeVersions = ['GMSE01', 'GMSJ01', 'GMSP01', 'GMSJ0A'];

const parseXml = xmlString => {
  const codeCollection = new jsdom.JSDOM(xmlString).window.document.getElementsByTagName('code');

  const codes = [...codeCollection];

  return codes.map(code => ({
    author: parseTextNode(code, 'author'),
    title: parseTextNode(code, 'title'),
    description: parseTextNode(code, 'description'),
    version: parseTextNode(code, 'version'),
    date: parseTextNode(code, 'date'),
    source: parseTextNode(code, 'source').replace(/[\s\n\r\t]+/gm, ''),
  }));
};

const parseTextNode = (node, identifier) => node.getElementsByTagName(identifier)[0].textContent;

const codes = JSON.parse(fs.readFileSync(jsonFilePath));

for (let i = 0; i < codeVersions.length; i++) {
  const xml = fs.readFileSync(path.join(__dirname, `../codes/${codeVersions[i]}.xml`));
  codes.find(c => c.identifier === codeVersions[i]).codes = parseXml(xml);
}

fs.writeFileSync(jsonFilePath, JSON.stringify(codes));