class EacRubyUtils::CommonConstructor

def args
  block_arg? ? all_args[0..-2] : all_args
end

def args_count
  (args_count_min..args_count_max)
end

def args_count_max
  args.count
end

def args_count_min
  args.count - default_values.count
end

def block_arg
  block_arg? ? all_args.last : nil
end

def block_arg?
  options[:block_arg] || false
end

def default_values
  options[:default] || []
end

def initialize(*args, &after_set_block)
  args_processed = self.class.parse_args_options(args)
  @all_args = args_processed.args
  @options = args_processed.options
  @after_set_block = after_set_block
end

def parse_arg_options_process_arg(result, arg)
  if arg.is_a?(::Hash)
    result.options = arg
    true
  else
    result.args << arg
    false
  end
end

def parse_args_options(args)
  result = ::Struct.new(:args, :options).new([], {})
  options_reached = false
  args.each do |arg|
    raise "Options reached and there is more arguments (Arguments: #{args})" if
    options_reached
    options_reached = parse_arg_options_process_arg(result, arg)
  end
  result
end

def setup_class(klass)
  setup_class_accessors(klass)
  setup_class_initialize(klass)
  klass
end

def setup_class_accessors(klass)
  ::EacRubyUtils::CommonConstructor::ClassAccessors.new(self, klass).perform
end

def setup_class_initialize(klass)
  ::EacRubyUtils::CommonConstructor::ClassInitialize.new(self, klass).perform
end

def super_args
  options[:super_args]
end