const knownNodes = require('./index.js')

module.exports = async function (doc, rootLevel) {
  const { next, line, match, tail, level, head } = doc

  const node = {
    type: head(),
    class: '',
    children: []
  }

  while (await next(rootLevel)) {
    if (!head()) continue
    const block = head()

    if (match('class')) {
      node.class = tail()
      continue
    }

    if (!knownNodes[block]) continue
    node.children.push(await knownNodes[block](doc, level()))
  }

  return node
}