import { IGherkinOptions } from '@cucumber/gherkin'
import { MessageToNdjsonStream } from '@cucumber/message-streams'
import { IdGenerator } from '@cucumber/messages'
import { Command } from 'commander'

import packageJson from '../../package.json'
import GherkinStreams from '../GherkinStreams'

const program = new Command()
program.version(packageJson.version)
program.option('--no-source', 'Do not output Source messages')
program.option('--no-ast', 'Do not output GherkinDocument messages')
program.option('--no-pickles', 'Do not output Pickle messages')
program.option('--predictable-ids', 'Use predictable ids', false)
program.parse(process.argv)
const paths = program.args

const options: IGherkinOptions = {
  defaultDialect: 'en',
  includeSource: program.opts().source,
  includeGherkinDocument: program.opts().ast,
  includePickles: program.opts().pickles,
  newId: program.opts().predictableIds
    ? IdGenerator.incrementing()
    : IdGenerator.uuid(),
}

GherkinStreams.fromPaths(paths, options)
  .pipe(new MessageToNdjsonStream())
  .pipe(process.stdout)