/**
 * The deploy script. This must be called with zx from the repo's root.
 * Example:
 * ```
 * $ cd /path/to/repo
 * $ yarn run deploy 0.4.2
 * ```
 */
import path from 'path'
import {readFileSync, writeFileSync} from 'fs'

/**
 * This script publishes all packages to npm.
 *
 * It assigns the same version number to all packages (like lerna's fixed mode).
 **/
// It's written in .mjs because I kept running into issues with zx+typescript
const packagesToBuild = [
  'theatre',
  '@theatre/dataverse',
  '@theatre/react',
  '@theatre/browser-bundles',
  // '@theatre/r3f',
]

const packagesToPublish = [
  '@theatre/core',
  '@theatre/studio',
  '@theatre/dataverse',
  '@theatre/react',
  '@theatre/browser-bundles',
  // '@theatre/r3f',
]

/**
 * All these packages will have the same version from monorepo/package.json
 */
const packagesWhoseVersionsShouldBump = [
  '.',
  'theatre',
  'theatre/core',
  'theatre/studio',
  'packages/dataverse',
  'packages/react',
  'packages/browser-bundles',
  // 'packages/r3f',
]

;(async function () {
  // our packages will check for this env variable to make sure their
  // prepublish script is only called from the `$ cd /path/to/monorepo; yarn run deploy`
  // @ts-ignore ignore
  process.env.THEATRE_IS_PUBLISHING = true

  // better quote function from https://github.com/google/zx/pull/167
  $.quote = function quote(arg) {
    if (/^[a-z0-9/_.-]+$/i.test(arg)) {
      return arg
    }
    return (
      `$'` +
      arg
        .replace(/\\/g, '\\\\')
        .replace(/'/g, "\\'")
        .replace(/\f/g, '\\f')
        .replace(/\n/g, '\\n')
        .replace(/\r/g, '\\r')
        .replace(/\t/g, '\\t')
        .replace(/\v/g, '\\v')
        .replace(/\0/g, '\\0') +
      `'`
    )
  }

  $.verbose = false
  const gitTags = (await $`git tag --list`).toString().split('\n')

  const version = argv._[argv._.length - 1]
  if (typeof version !== 'string') {
    console.error(
      `You need to specify a version, like: $ yarn deploy 1.2.0-rc.4`,
    )
    process.exit(1)
  } else if (!version.match(/^[0-9]+\.[0-9]+\.[0-9]+(\-(dev|rc)\.[0-9]+)?$/)) {
    console.error(`Use a semver version, like 1.2.3-rc.4. Provided: ${version}`)
    process.exit(1)
  }

  const previousVersion = require('../package.json').version

  if (version === previousVersion) {
    console.error(`Version ${version} is already assigned to root/package.json`)
    process.exit(1)
  }

  if (gitTags.some((tag) => tag === version)) {
    console.error(`There is already a git tag for version ${version}`)
    process.exit(1)
  }

  let npmTag = 'latest'
  if (version.match(/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/)) {
    console.log('npm tag: latest')
  } else {
    const matches = version.match(
      /^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\-(dev|rc|beta)\.[0-9]{1,3}$/,
    )
    if (!matches) {
      console.log(
        'Invalid version. Currently xx.xx.xx or xx.xx.xx-(dev|rc|beta).xx is allowed',
      )
      process.exit(1)
    }
    npmTag = matches[1]
    console.log('npm tag: ' + npmTag)
  }

  if ((await $`git status -s`).toString().length > 0) {
    console.error(`Git working directory contains uncommitted changes:`)
    $.verbose = true
    await $`git status -s`
    console.log('Commit/stash them and try again.')
    process.exit(1)
  }

  $.verbose = true
  if (argv['skip-lint'] !== true) {
    console.log('Running a typecheck and lint pass')
    await Promise.all([
      $`yarn run typecheck`,
      $`yarn run lint:all --max-warnings 0`,
    ])
  } else {
    console.log('Skipping typecheck and lint')
  }

  const skipTypescriptEmit = argv['skip-ts'] === true

  console.log('Assigning versions')
  await assignVersions(version)

  console.log('Building all packages')
  await Promise.all(
    packagesToBuild.map((workspace) =>
      skipTypescriptEmit
        ? $`yarn workspace ${workspace} run build:js`
        : $`yarn workspace ${workspace} run build`,
    ),
  )

  // temporarily rolling back the version assignments to make sure they don't show
  // up in `$ git status`. (would've been better to just ignore hese particular changes
  // but i'm lazy)
  await restoreVersions()

  console.log(
    'Checking if the build produced artifacts that must first be comitted to git',
  )
  $.verbose = false
  if ((await $`git status -s`).toString().length > 0) {
    $.verbose = true
    await $`git status -s`
    console.error(`Git directory contains uncommitted changes.`)
    process.exit(1)
  }

  $.verbose = true

  await assignVersions(version)

  console.log('Committing/tagging')

  await $`git add .`
  await $`git commit -m ${version}`
  await $`git tag ${version}`

  // if (!gitTags.some((tag) => tag === version)) {
  //   console.log(
  //     `No git tag found for version "${version}". Run \`$ git tag ${version}\` and try again.`,
  //   )
  //   process.exit()
  // }

  console.log('Publishing to npm')
  await Promise.all(
    packagesToPublish.map(
      (workspace) =>
        $`yarn workspace ${workspace} npm publish --access public --tag ${npmTag}`,
    ),
  )
})()

async function assignVersions(monorepoVersion) {
  for (const packagePathRelativeFromRoot of packagesWhoseVersionsShouldBump) {
    const pathToPackage = path.resolve(
      __dirname,
      '../',
      packagePathRelativeFromRoot,
      './package.json',
    )

    const original = JSON.parse(
      readFileSync(pathToPackage, {encoding: 'utf-8'}),
    )

    const newJson = {...original, version: monorepoVersion}
    writeFileSync(
      path.join(pathToPackage),
      JSON.stringify(newJson, undefined, 2),
      {encoding: 'utf-8'},
    )
    await $`prettier --write ${packagePathRelativeFromRoot + '/package.json'}`
  }
}

async function restoreVersions() {
  const wasVerbose = $.verbose
  $.verbose = false
  for (const packagePathRelativeFromRoot of packagesWhoseVersionsShouldBump) {
    const pathToPackageInGit = packagePathRelativeFromRoot + '/package.json'

    await $`git checkout ${pathToPackageInGit}`
  }
  $.verbose = wasVerbose
}