import { contentAsText } from '../helpers.js'

const languages = ['terrace', 'json', 'yaml', 'toml', 'javascript', 'typescript', 'c', 'python', 'sh']

export default async (doc, rootNode) => {
  const node = {
    type: rootNode.head,
    class: '',
    summaryClass: 'mb-[400px]',
    preClass: 'max-h-[400px]',
    examples: []
  }

  for await (const child of rootNode.children()) {
    if (child.is('class')) node.class = child.tail
    if (child.is('summary-class')) node.summaryClass = child.tail
    if (child.is('pre-class')) node.preClass = child.tail

    if (languages.includes(child.head)) {
      node.examples.push({
        language: child.head.trim(),
        name: child.tail || '',
        code: (await contentAsText(child, true)).trimEnd('\n')
      })
    }
  }

  return node
}