Class: Yuyi::Menu

Inherits:
Object
  • Object
show all
Defined in:
lib/yuyi/menu.rb

Constant Summary collapse 

nil

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Menu

Create a new menu that stores the raw yaml file along with source, roll, and roll model instances



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# File 'lib/yuyi/menu.rb', line 15

def initialize path
  # make menu instance accessible by the class
  @@menu = self
  @rolls = {}
  @sources = []

  # load a yaml file
  load_from_file path

  # create objects from the menu
  set_sources
  set_roll_models
  set_rolls
end

Instance Attribute Details

#progressbar ⇒ Object

Returns the value of attribute progressbar.



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# File 'lib/yuyi/menu.rb', line 5

def progressbar
  @progressbar
end

Class Method Details

.add_roll(file_name, klass) ⇒ Object

Add rolls to hash in format of RollInstance Called from Yuyi::Roll when a roll is inherited



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# File 'lib/yuyi/menu.rb', line 43

def self.add_roll file_name, klass
  unless klass.to_s.include? 'RollModel'
    rolls[file_name] = klass.new
  end
end

.find_roll(name, options = {}) ⇒ Object 



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# File 'lib/yuyi/menu.rb', line 53

def self.find_roll name, options = {}
  menu.send :find_roll, name, options
end

.load_from_file ⇒ Object 



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# File 'lib/yuyi/menu.rb', line 57

def self.load_from_file
  menu.send :load_from_file
end

.on_the_menu?(roll) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/yuyi/menu.rb', line 49

def self.on_the_menu? roll
  menu.send :on_the_menu?, roll
end

Instance Method Details

#find_roll(name, options = {}) ⇒ Object

Find the best roll match from the sources and require it



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# File 'lib/yuyi/menu.rb', line 63

def find_roll name, options = {}
  return if on_the_menu? name

  # return specific source roll if specified in the menu
  #
  if source = options[:source]
    require_roll name, File.join(source, name.to_s)
    return

  # look through the sources for the first roll that matches.
  # sources are listed in the menu in order of priority
  else
    @sources.each do |source|
      if path = source.rolls[name]
        require_roll name, path
        return
      end
    end
  end

  # no roll was found
  Yuyi.say "You ordered the '#{name}' roll off the menu, but we are fresh out...", :type => :fail
  Yuyi.say 'Check your menu to make sure a source with your roll is listed.', :type => :warn
  Yuyi.say
end

#options(roll) ⇒ Object 



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# File 'lib/yuyi/menu.rb', line 30

def options roll
  @yaml[:rolls][roll] || {}
end