Class: Gemwarrior::Repl

Inherits:
Object
  • Object
show all
Defined in:
lib/gemwarrior/repl.rb

Constant Summary collapse

SCREEN_WIDTH_MIN =

CONSTANTS

80
SCREEN_WIDTH_MAX = 
120
QUIT_MESSAGE = 
'Temporal flux detected. Shutting down...'.colorize(:red)
'Giving up so soon? Jool will be waiting...'.colorize(:red)
SPLASH_MESSAGE = 
'Welcome to *Jool*, where randomized fortune is just as likely as mayhem.'
GITHUB_NAME = 
'michaelchadwick'
GITHUB_PROJECT = 
'gemwarrior'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(game, world, evaluator) ⇒ Repl

Returns a new instance of Repl.



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# File 'lib/gemwarrior/repl.rb', line 29

def initialize(game, world, evaluator)
  self.game         = game
  self.world        = world
  self.evaluator    = evaluator

  GameOptions.data['wrap_width'] = get_screen_width
end

Instance Attribute Details

#evaluator ⇒ Object

Returns the value of attribute evaluator.



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# File 'lib/gemwarrior/repl.rb', line 27

def evaluator
  @evaluator
end

#game ⇒ Object

Returns the value of attribute game.



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# File 'lib/gemwarrior/repl.rb', line 27

def game
  @game
end

#world ⇒ Object

Returns the value of attribute world.



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# File 'lib/gemwarrior/repl.rb', line 27

def world
  @world
end

Instance Method Details

#get_screen_width ⇒ Object 



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# File 'lib/gemwarrior/repl.rb', line 37

def get_screen_width
  screen_width = SCREEN_WIDTH_MIN

  begin
    require 'io/console'
    screen_width = IO.console.winsize[1]
  rescue
    if command_exists?('tput')
      screen_width = `tput cols`.to_i
    elsif command_exists?('stty')
      screen_width = `stty size`.split.last.to_i
    elsif command_exists?('mode')
      mode_output = `mode`.split
      screen_width = mode_output[mode_output.index('Columns:')+1].to_i
    end
  end

  case
  when screen_width.nil?, screen_width <= 0
    return SCREEN_WIDTH_MIN
  else
    return [screen_width, SCREEN_WIDTH_MAX].min
  end
end

#start(initial_command, extra_command, new_skip, resume_skip) ⇒ Object 



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# File 'lib/gemwarrior/repl.rb', line 62

def start(initial_command, extra_command, new_skip, resume_skip)
  setup_screen(initial_command, extra_command, new_skip, resume_skip)

  clocker = Clocker.new

  at_exit do
    update_duration(clocker.stop)
    game.update_options_file
    log_stats(world.duration, world.player)
    save_game(world)
  end

  clocker.clock do
    # main loop
    loop do
      prompt
      begin
        input = read_line
        result = evaluator.parse(input)
        if result.eql?('exit')
          exit
        elsif result.eql?('checkupdate')
          check_for_new_release
        else
          puts result
        end
      rescue Interrupt
        puts
        puts QUIT_MESSAGE
        exit
      end
    end
  end
end