#!/usr/bin/env ruby
require File.join(File.dirname(__FILE__), "../lib/boojs")
require 'optparse'
require 'phantomjs'
require 'timeout'

#Parse
##########################################
parser = OptionParser.new do |opts|
  opts.banner = "Usage: boojs [-v file] [-e command] [file]"

  #Verify this file
  opts.on "-v FILE" do |f|
    @vfile = f
  end

  #One-shot command
  opts.on "-e COMMAND" do |c|
    @c = c
  end

  #Timeout
  opts.on "-t TIMEOUT" do |t|
    @t = t.to_i
  end

  #The first line of stdout will be the PID of the PhantomJS process
  #This is for a spec that tests to make sure the PhanomJS process is
  #correctly terminated when it is spawned
  opts.on "-p" do
    @output_phantomjs_pid = true
  end
end
parser.parse!
file = ARGV.pop
##########################################


#Pipe with with a optional file and optional execute command
pipe_proc = Proc.new do
  if file
    BooJS.pipe File.read(file), @c, !@t.nil?, @output_phantomjs_pid
  else
    BooJS.pipe nil, @c, !@t.nil?, @output_phantomjs_pid
  end
end

#This takes a long time
$phantomjs_path = Phantomjs.path

#Run verify or run stdin/stdout mode?
if @vfile
  exit BooJS.verify File.read(@vfile)
else
  if file
    exit 1 unless BooJS.verify(File.read(file)) == 0
  end

  if @t
    begin
      Timeout::timeout(@t) do
        pipe_proc.call
      end
    rescue Timeout::Error
      exit 0
    end
  else
    pipe_proc.call
  end
end