@arc-fusion/cli/bin/commands/migrate.js

CLI for running Arc Fusion on your local machine

'use strict'

const fs = require('fs')
const path = require('path')
const { promisify } = require('util')

const glob = promisify(require('glob'))

const rename = promisify(fs.rename.bind(fs))

// search for all extensions to ensure we catch all output-types
const extensions = [
  'js',
  'jsx',
  'ts',
  'tsx'
]

const WILDCARD_LEVELS = {
  features: 2
}

const isTest = (f) => /(\/_+(tests?|snapshots?)_+\/|\.test\.js|\.snap$)/.test(f)
const isNotTest = (f) => !isTest(f)

function arrayGlob (items) {
  return (items && items.length > 1)
    ? `{${items.join(',')}}`
    : (items && items.length)
        ? items[0]
        : ''
}

async function migrate (projectRoot) {
  projectRoot = projectRoot || require('../environment').PROJECT_ROOT

  async function getCollection (collection, outputTypes) {
    const wildcardLevels = WILDCARD_LEVELS[collection] || 1
    const wildcardGlob = `${path.sep}*`.repeat(wildcardLevels)
    const extensionGlob = `.${arrayGlob(extensions)}`

    const genericFiles = await glob(
      path.join(projectRoot, 'components', collection, `${wildcardGlob}${extensionGlob}`),
      { nodir: true }
    )

    const specificFiles = (outputTypes && outputTypes.length)
      ? await glob(
        path.join(projectRoot, 'components', collection, wildcardGlob, `${arrayGlob(outputTypes)}${extensionGlob}`),
        { nodir: true }
      )
      : []

    return genericFiles
      .concat(specificFiles)
      .filter(isNotTest)
  }

  const outputTypeFiles = await getCollection('output-types')

  const outputTypes = outputTypeFiles
    .map((filePath) => path.parse(filePath).name)

  const componentFiles = [].concat(
    outputTypeFiles,
    await getCollection('chains', outputTypes),
    await getCollection('features', outputTypes),
    await getCollection('layouts', outputTypes)
  )

  return Promise.all(
    componentFiles
      .filter((filePath) => !filePath.endsWith('x'))
      .map((filePath) => rename(filePath, `${filePath}x`))
  )
}

module.exports = migrate