#!/usr/bin/env ruby
require 'rubygems'
require 'optparse'
require 'pp'

$:.unshift File.join(File.dirname(__FILE__), '..', 'lib')
require 'cheeba'

module CheebaOpt
  DESC = Cheeba::Defaults.descriptions
  def self.command
    hsh = {}
    hsh[:opt] = {}
    ops = nil
    OptionParser.new do |opts|
      opts.banner = "Cheeba #{Cheeba::VERSION}"
      opts.on("-r", "--read FILENAME", String, String, ".cash file to Ruby Hash or Array") do |x|
        hsh[:cmd] = 1
        hsh[:arg] = [x]
      end

      opts.on("-w", "--write FILENAME,FILENAME", Array, "Hash or Array => .cash file") do |x|
        hsh[:cmd] = 2
        hsh[:arg] = x
      end

      opts.on("-d", "--dotfile [HOME]", String, "Create .cheeba dotfile") do |x|
        x.nil? ? (y = Cheeba.dotfile) : (y = Cheeba.dotfile(x))
        z = "#{File.dirname(y).chomp("/")}/.cheeba"
        puts "existed: #{z}, moved to: #{y}" if File.basename(y) != ".cheeba"
        puts "created: #{z}"
        return
      end

      opts.on("-v", "--version", "Display verison number") do
        STDOUT.write("Cheeba #{Cheeba::VERSION}\n\r")
        return
      end

      opts.on("-h", "--help", "Show this message") do
        puts opts
        return
      end

      Cheeba::Defaults.constants.sort.each do |x|
        next if x == "DOTFILE"
        opts.on("--[no-]#{x.downcase}", DESC[x.downcase]) do |y|
          hsh[:opt]["#{x.downcase}".to_sym] = y
          puts "use options with --read or --write" && return if hsh[:cmd].nil?
        end
      end
      ops = opts
    end.parse!
    puts ops unless hsh.has_key?(:cmd)
    return unless hsh.has_key?(:cmd)
    self.run(hsh[:cmd], hsh[:arg], hsh[:opt])
  end

  def self.run(cmd, arg, opt)
    x = Cheeba.read(arg[0], opt)
    case cmd
    when 1: pp x
    when 2: Cheeba.write(arg[0], arg[1], opt)
    end
  end
end

CheebaOpt.command