#!/usr/bin/env node

// Show logs
process.env.DEBUG = 'nuxt:*'

var fs = require('fs')
var without = require('lodash').without
var Nuxt = require('../')
var resolve = require('path').resolve

// --analyze option
var analyzeBuild = false
if (process.argv.indexOf('--analyze') !== -1 || process.argv.indexOf('-a') !== -1) {
  analyzeBuild = true
  process.argv = without(process.argv, '--analyze', '-a')
}

var nuxtConfigFileName = 'nuxt.config.js'

// --config-file option
var indexOfConfig = false
if (process.argv.indexOf('--config-file') !== -1) {
  indexOfConfig = process.argv.indexOf('--config-file')
} else if (process.argv.indexOf('-c') !== -1) {
  indexOfConfig = process.argv.indexOf('-c')
}

if (indexOfConfig !== false) {
  nuxtConfigFileName = process.argv.slice(indexOfConfig)[1]
  process.argv = without(process.argv, '--config-file', '-c', nuxtConfigFileName)
}

// Root directory parameter
var rootDir = resolve(process.argv.slice(2)[0] || '.')
var nuxtConfigFilePath = resolve(rootDir, nuxtConfigFileName)

var options = {}
if (fs.existsSync(nuxtConfigFilePath)) {
  options = require(nuxtConfigFilePath)
} else {
  console.log(`Could not locate ${nuxtConfigFilePath}`) // eslint-disable-line no-console
}

if (typeof options.rootDir !== 'string') {
  options.rootDir = rootDir
}
options.dev = false // Create production build when calling `nuxt build`

options.build = options.build || {}
if (analyzeBuild) {
  options.build.analyze = analyzeBuild
}

console.log('[nuxt] Building...') // eslint-disable-line no-console
var nuxt = module.exports = new Nuxt(options)
nuxt.build()
  .then(() => {
    console.log('[nuxt] Building done') // eslint-disable-line no-console
  })
  .catch((err) => {
    console.error(err) // eslint-disable-line no-console
    process.exit(1)
  })