text: const fs = require('fs')
  const path = require('path')
  const inquirer = require('inquirer')
  const dedent = require('dedent')
  
  const root = process.cwd()
  
  const getAuthors = () => {
    const authorPath = path.join(root, 'data', 'authors')
    const authorList = fs.readdirSync(authorPath).map((filename) => path.parse(filename).name)
    return authorList
  }
  
  const getLayouts = () => {
    const layoutPath = path.join(root, 'layouts')
    const layoutList = fs
      .readdirSync(layoutPath)
      .map((filename) => path.parse(filename).name)
      .filter((file) => file.toLowerCase().includes('post'))
    return layoutList
  }
  
  const genFrontMatter = (answers) => {
    let d = new Date()
    const date = [
      d.getFullYear(),
      ('0' + (d.getMonth() + 1)).slice(-2),
      ('0' + d.getDate()).slice(-2),
    ].join('-')
    const tagArray = answers.tags.split(',')
    tagArray.forEach((tag, index) => (tagArray[index] = tag.trim()))
    const tags = "'" + tagArray.join("','") + "'"
    const authorArray = answers.authors.length > 0 ? "'" + answers.authors.join("','") + "'" : ''
  
    let frontMatter = dedent`---
    title: ${answers.title ? answers.title : 'Untitled'}
    date: '${date}'
    tags: [${answers.tags ? tags : ''}]
    draft: ${answers.draft === 'yes' ? true : false}
    summary: ${answers.summary ? answers.summary : ' '}
    images: []
    layout: ${answers.layout}
    canonicalUrl: ${answers.canonicalUrl}
    youtubeUrl: ${answers.youtubeUrl}
    `
  
    if (answers.authors.length > 0) {
      frontMatter = frontMatter + '\n' + `authors: [${authorArray}]`
    }
  
    frontMatter = frontMatter + '\n---'
  
    return frontMatter
  }
  
  inquirer
    .prompt([
      {
        name: 'title',
        message: 'Enter post title:',
        type: 'input',
      },
      {
        name: 'extension',
        message: 'Choose post extension:',
        type: 'list',
        choices: ['mdx', 'md'],
      },
      {
        name: 'authors',
        message: 'Choose authors:',
        type: 'checkbox',
        choices: getAuthors,
      },
      {
        name: 'summary',
        message: 'Enter post summary:',
        type: 'input',
      },
      {
        name: 'draft',
        message: 'Set post as draft?',
        type: 'list',
        choices: ['yes', 'no'],
      },
      {
        name: 'tags',
        message: 'Any Tags? Separate them with , or leave empty if no tags.',
        type: 'input',
      },
      {
        name: 'layout',
        message: 'Select layout',
        type: 'list',
        choices: getLayouts,
      },
      {
        name: 'canonicalUrl',
        message: 'Enter canonical url:',
        type: 'input',
      },
    ])
    .then((answers) => {
      // Remove special characters and replace space with -
      const fileName = answers.title
        .toLowerCase()
        .replace(/[^a-zA-Z0-9 ]/g, '')
        .replace(/ /g, '-')
        .replace(/-+/g, '-')
      const frontMatter = genFrontMatter(answers)
      if (!fs.existsSync('data/blog')) fs.mkdirSync('data/blog', { recursive: true })
      const filePath = `data/blog/${fileName ? fileName : 'untitled'}.${
        answers.extension ? answers.extension : 'md'
      }`
      fs.writeFile(filePath, frontMatter, { flag: 'wx' }, (err) => {
        if (err) {
          throw err
        } else {
          console.log(`Blog post generated successfully at ${filePath}`)
        }
      })
    })
    .catch((error) => {
      if (error.isTtyError) {
        console.log("Prompt couldn't be rendered in the current environment")
      } else {
        console.log('Something went wrong, sorry!')
      }
    })
  