_form.html.haml

.well
  = form_for @recipe do |f|
    -if @recipe.errors.any?
      .errorExplanation
        = pluralize(@recipe.errors.count, "error")
        prohibited you from creating the recipe.
        %ul
          - @recipe.errors.full_messages.each do |msg|
            %li
              = msg
    %fieldset
      %legend
        = @legend
      .clearfix
        = f.label :title
        .input
          = f.text_field :title
      .clearfix
        = f.label :difficulty
        .input
          = f.collection_select :difficulty, Recipe::DIFFICULTIES, :to_s, :humanize
      .clearfix
        = f.label :prep_time
        .input
          = f.collection_select :prep_time, Recipe::TIMES, :first, :last
      .clearfix
        = f.label :cook_time
        .input
      .clearfix
        = f.label :ingredients
        .input

      .clearfix
        = f.label :directions
        .input
          = f.text_area :directions

recipe.rb

class Recipe
  include Mongoid::Document
  include Mongoid::Timestamps
  include Mongoid::Paranoia

  field :title
  field :cook_time, type: Integer
  field :prep_time, type: Integer
  field :ingredients, type: Hash
  field :directions, type: Array
  field :estimated_cost, type: Integer
  field :difficulty
  field :menu # Breakfast Dinner Lunch etc etc


  belongs_to :user
  belongs_to :food_type

  TIMES = { 5  => "5 Minutes",
            10 => "10 Minutes",
            15 => "15 Minutes" }

  DIFFICULTIES = %w{ easy medium hard }

  def total_time
    cook_time + prep_time
  end
end