ticketvr/lib/ticketVR.coffee

check your ticketVR balance in the command line - Brazilian tickets only

ticketVR       = require 'commander'
request        = require 'request'
fs             = require 'fs'
userhome       = require 'userhome'
clc            = require 'cli-color'
updateNotifier = require 'update-notifier'
Insight        = require 'insight'
pkg            = require '../package.json'


#ANALYTICS CONFIG
insight = new Insight
  packageName   : pkg.name
  packageVersion: pkg.version
  trackingCode  : 'UA-5427757-46'

if insight.optOut == undefined
  return insight.askPermission()


#CLEAN CARDS
String::clean = ->
  @.replace /[ -.]/g, ''


#DEFAULTS
defaults =
  base : "http://www.ticket.com.br/portal-web/consult-card"
  random: () ->
    Math.random()
  url  : (type, card) ->
    "#{@base}/balance/json?chkProduto=TR&card=#{card}&rand=#{@random}"
  tUrl : (card, token, rows) ->
    "#{@base}/release/json?txtOperacao=lancamentos&token=#{token}&card=#{card}&rows=#{rows}&rand=#{@random}"
  list : ['Ticket Restaurante', 'Ticket Alimentação']
  types: ['TR', 'TA']
  file : userhome '.ticketVR.json'


#MAIN FUNCTIONS OF THE PROGRAM
ticketVR
  .version(pkg.version)
  .option('-r, --remove', 'Remover os cartões salvos')
  .option('-l, --list [value]', 'Listar últimas transações. Ex: ticketVR -l 10', parseInt)
  .parse(process.argv)


#NOTIFY IF HAS ANY UPDATE
notifier = updateNotifier
  packagePath: '../package'

if notifier.update
  notifier.notify()


#MAKE REQUEST
makeRequest = (type, card, callback) ->
  #generate the url
  options =
    headers:
      "Host"            : "www.ticket.com.br"
      "Referer"         : "http://www.ticket.com.br/portal/portalcorporativo/home/home.htm"
      "X-Requested-With": "XMLHttpRequest"
      "Accept"          : "application/json, text/javascript, */*; q=0.01"
    url: defaults.url type, card

  request options, (err, res, body) ->
    if !err and res.statusCode == 200
      #parse result
      result = JSON.parse body
      if err or !result.status
        showError(result.messageError, card)

      else
        showResult(type, clc.blue(result.card.balance.value))

        if ticketVR.list
          val = if typeof ticketVR.list == 'number' then ticketVR.list else 6
          getTransactionList(card, result.token, val)

        showScheduling result.card.scheduling

        #if has a callback execute
        if typeof callback == "function"
          callback()

    else
      console.log '----------------------------------'
      console.log clc.red("Não foi possível conectar com o servidor :(\nVerifique sua conexão com a internet.")
      console.log '----------------------------------'
      process.stdin.destroy()


#GET TRANSACTION LIST
getTransactionList = (card, token, rows) ->
  options =
    headers:
      "Host"            : "www.ticket.com.br"
      "Referer"         : "http://www.ticket.com.br/portal/portalcorporativo/usuario/consulte-seu-saldo/consulte-seu-saldo.htm?card=#{card}&token=#{token}"
      "X-Requested-With": "XMLHttpRequest"
      "Accept"          : "application/json, text/javascript, */*; q=0.01"
    url: defaults.tUrl card, token, rows

  request options, (err, res, body) ->
    #parse result
    result = JSON.parse body
    if err or !result.status
      showError(result.messageError, token)

    else
      showTransactionList result.card.release


#GET USER CARDS
checkCards = (type, file, callback) ->
  if fs.existsSync file
    data = fs.readFileSync file, 'utf8'
    json = JSON.parse data

    if !!json[type]
      defaults.cards = json[type]
      callback true
    else
      callback false
  else
    callback false


#SHOW TRANSACTION LIST
showTransactionList = (itens) ->
  if itens.length > 0
    console.log "Últimas transações:"
    itens.forEach (iten) ->
      console.log "  • #{iten.date} | %s | #{iten.description}", clc.red("R$" + iten.value)
    console.log '----------------------------------'


#SHOW SCHEDULING
showScheduling = (itens) ->
  if itens.length > 0
    itens.forEach (iten) ->
      console.log "Próximo depósito no dia %s no valor de R$ %s", clc.blue(iten.date), clc.blue(iten.value)
      console.log "Motivo: #{iten.description}"
      console.log '----------------------------------'


#SHOW RESULT OF REQUEST
showResult = (type, value) ->
  console.log '----------------------------------'
  console.log '  O saldo do seu %s é R$ %s', type, value
  console.log '----------------------------------'

  #terminate the process
  process.stdin.destroy()


#SHOW ERROR
showError = (err, card) ->
  console.log clc.red('ERRO')
  console.log clc.red('%s: %s'), err, card

  insight.track 'error', 'err'

  #terminate the process
  process.stdin.destroy()


#WRITE THE FILE
writeFile = (file, type, card) ->
  if fs.existsSync file
    data = fs.readFileSync file, 'utf8'
    json = JSON.parse data
  else
    json = {}

  json[type] = card.clean()

  fs.writeFileSync file, JSON.stringify(json, null, 4)
  console.log "Seu cartão foi salvo com sucesso!\nPara apagar use o comando 'ticketVR -r'\n----------------------------------"

  #track cards saved
  insight.track 'cards', 'saved'

#START THE PROGRAM
console.log '----------------------------------'
console.log "Escolha o tipo de cartão:"

#remove saved cards with argument -r
if ticketVR.remove
  fs.unlinkSync defaults.file
  #track card deleted
  insight.track 'cards', 'deleted'

#choose type of card
ticketVR.choose defaults.list, (i) ->
  type = defaults.types[i]
  list = defaults.list[i]

  #track type of card
  if ticketVR.list
    insight.track 'cards', 'list', 'type', type
  else
    insight.track 'cards', 'type', type

  #check the card
  checkCards type, defaults.file, (exist) ->
      #if you have a card saved
      if exist
        makeRequest type, defaults.cards.clean()
      #else ask for the card number
      else
        ticketVR.prompt "Número do #{list}: ", /\b(?:\d[ -.]*?){16}\b/, (card) ->

          #make the request
          makeRequest type, card.clean(), ->
            writeFile defaults.file, type, card