bistro.rb

require "csv"

class Recipe
  # I need to finish this before I give Bernie the program...
  attr_reader :id, :name, :description, :ingredients, :directions
  def initialize(args)
    @id = args[:id]
    @name = args[:name]
    @description = args[:description]
    @ingredients = args[:ingredients]
    @directions = args[:directions]
  end

   def to_a
    [ self.id, self.name, self.description, self.ingredients, self.directions]
   end

  def to_s

   <<-PRINT
    id: #{self.id}

    name: #{self.name}

    description: #{self.description}

    ingredients: #{self.ingredients}

    directions: #{self.directions}
    PRINT
  end
end

class Bistro
  attr_reader :recipes
  def initialize
    @recipes = []
    #@filename = recipes.csv
  end

  def load_recipes
    @recipes = Parser.load_recipes
  end

  def list_recipes
    @recipes.each {|recipe| p recipe}
  end

  def add_recipe(args)
    @recipes << Recipe.new(args)
  end

  def save_recipes
    Parser.add_recipe_to_file(@recipes)
  end

  def find_recipe_by_id(recipe_id)
     #recipes = []
     puts "The id you are looking for is #{recipe_id}"
     @recipes.each do |recipe|
       if recipe.id == recipe_id.to_s
         return recipe
       end
         #return "not found"
     end

     #raise "Can't find a recipe with an id of #{recipe_id.inspect}" unless recipe
     #recipes
  end
end

class Parser

  def self.load_recipes(filename = "./recipes.csv")
    @recipes = []
    CSV.foreach(filename, headers: true, header_converters: :symbol) do |row|
      @recipes << Recipe.new(row)
    end
  @recipes
  end

  def self.add_recipe_to_file(filename = "./test.csv", recipes)
    CSV.open(filename, "a") do |csv|
      recipes.each do |recipe|
        # Turn the recipe object into an array and then shovel the array into the csv file
        csv << recipe.to_a
      end
    end
  end
end

class Viewer

  def self.initialize
    if ARGV.any?
      run_task
    else
      prompt_user
    end
  end

  def self.run_task
      if ARGV[0].downcase == "list"
        bistro.list_recipes
      elsif ARGV[0].downcase == "display"
        bistro.find_recipe_by_id(ARGV[1])
      end
  end

  def self.prompt_user
    puts "please enter a task: "
    task = gets.chomp
    puts "the task entered is #{task}"
  end


end

Viewer.initialize
bistro = Bistro.new
#bistro = Bistro.new
#bistro.load_recipes
#bistro.list_recipes
#bistro.add_recipe(args = {:id => 4, :name => "cat", :description => "cat", :ingredients => "cat", :directions => "cook the cat"})
#bistro.save_recipes

# if ARGV.any?

#   # I wonder if I could clean this up...
#   bistro = Bistro.new
#   bistro.load_recepes("recipes.csv")

#   if ARGV[0] == "list"
#     puts "TODO: implement listing of recipes"
#   elsif ARGV[0] == "display"
#     puts find_recipe_by_id(ARGV[1])
#   end
# end