#!/usr/bin/env node
var docopt = require('docopt').docopt
var fs = require('fs')
var path = require('path')

var usage = [
  'Usage:',
  '  commonform-markdown [options] <FILE> [<DIRECTIONS>]',
  '',
  'Options:',
  '  -h, --help               Show this screen.',
  '  -v, --version            Show version.',
  '  -t TITLE, --title=TITLE  Render title as <h1>.'
].join('\n')

var parsed = docopt(usage, {
  version: require('./package.json').version
})

var form = readJSON(parsed['<FILE>'])

var directions = parsed['<DIRECTIONS>']
  ? readJSON(parsed['<DIRECTIONS>'])
  : {}

var options = parsed['--title']
  ? {title: parsed['--title']}
  : {}

function readJSON (file) {
  return JSON.parse(fs.readFileSync(path.resolve(file)))
}

process.stdout.write(require('./')(form, directions, options) + '\n')