require File.join(File.dirname(__FILE__), 'formatador', 'table')
require File.join(File.dirname(__FILE__), 'formatador', 'progressbar')

class Formatador

  VERSION = '0.2.3'

  STYLES = {
    :"\/"             => "0",
    :reset            => "0",
    :bold             => "1",
    :underline        => "4",
    :blink_slow       => "5",
    :blink_fast       => "6",
    :negative         => "7", # invert color/color
    :normal           => "22",
    :underline_none   => "24",
    :blink_off        => "25",
    :positive         => "27", # revert color/color
    :black            => "30",
    :red              => "31",
    :green            => "32",
    :yellow           => "33",
    :blue             => "34",
    :magenta          => "35",
    :purple           => "35",
    :cyan             => "36",
    :white            => "37",
    :_black_          => "40",
    :_red_            => "41",
    :_green_          => "42",
    :_yellow_         => "43",
    :_blue_           => "44",
    :_magenta_        => "45",
    :_purple_         => "45",
    :_cyan_           => "46",
    :_white_          => "47",
    :light_black      => "90",
    :light_red        => "91",
    :light_green      => "92",
    :light_yellow     => "93",
    :light_blue       => "94",
    :light_magenta    => "95",
    :light_purple     => "95",
    :light_cyan       => "96",
    :_light_black_    => "100",
    :_light_red_      => "101",
    :_light_green_    => "102",
    :_light_yellow_   => "103",
    :_light_blue_     => "104",
    :_light_magenta_  => "105",
    :_light_purple_   => "105",
    :_light_cyan_     => "106",
  }

  PARSE_REGEX  = /\[(#{ STYLES.keys.join('|') })\]/ix
  INDENT_REGEX = /\[indent\]/ix

  def initialize
    @indent = 1
  end

  def display(string = '')
    print(parse("[indent]#{string}"))
    STDOUT.flush
    nil
  end

  def display_line(string = '')
    display(string)
    new_line
    nil
  end

  def display_lines(lines = [])
    for line in [*lines]
      display_line(line)
    end
    nil
  end

  def parse(string)
    if STDOUT.tty?
      string.gsub(PARSE_REGEX) { "\e[#{STYLES[$1.to_sym]}m" }.gsub(INDENT_REGEX) { indentation }
    else
      strip(string)
    end
  end

  def indent(&block)
    @indent += 1
    yield
    @indent -= 1
  end

  def indentation
    '  ' * @indent
  end

  def redisplay(string = '', width = 120)
    print("\r#{' ' * width}\r")
    display("#{string}")
    nil
  end

  def redisplay_line(string = '', width = 120)
    redisplay(string, width)
    new_line
    nil
  end

  def new_line
    print("\n")
    nil
  end

  def strip(string)
    string.gsub(PARSE_REGEX, '').gsub(INDENT_REGEX) { indentation }
  end

  %w{display display_line display_lines display_table display_compact_table indent parse redisplay redisplay_line new_line redisplay_progressbar}.each do |method|
    eval <<-DEF
      def self.#{method}(*args, &block)
        Thread.current[:formatador] ||= new
        Thread.current[:formatador].#{method}(*args, &block)
      end
    DEF
  end

end