Cookbook Recap

controller.rb

require_relative 'view'
require_relative 'recipe'

class Controller
  def initialize(cookbook)
    @cookbook = cookbook
    @view = View.new
  end

  def list
    # Get the recipes (cookbook)
    recipes = @cookbook.all
    # p recipes = [<object Recipe>, <object Recipe>]
    # Display the recipes (view)
    @view.list_recipes(recipes)
  end

  def create
    # Ask the user the recipe name (view)
    name = @view.ask_user_for('name')
    # Ask the user the recipe description (view)
    description = @view.ask_user_for('description')
    # Create a recipe instance (model)
    recipe = Recipe.new(name, description)
    # Add to the cookbook (repo/db)
    @cookbook.add_recipe(recipe)
  end

end

cookbook.rb

require 'csv'
require_relative 'recipe'

class Cookbook
  def initialize(csv_path)
    @csv_path = csv_path
    @recipes = []
    load_csv
  end

  def all
    @recipes
  end

  def add_recipe(recipe)
    p recipe
    @recipes << recipe
    save_csv
  end

  def remove_recipe(recipe_index)
  end

  private

  def save_csv
    CSV.open(@csv_path, 'wb') do |csv|
      @recipes.each do |recipe|
        csv << [recipe.name, recipe.description]
      end
    end
  end

  def load_csv
    CSV.foreach(@csv_path) do |row|
      @recipes << Recipe.new(row[0], row[1])
    end
  end

end

recipe.rb

class Recipe
  attr_reader :name, :description
  def initialize(name, description)
    @name = name
    @description = description
  end
end

types.rb

# Model - Recipe - Representation of our data
# Repository - Cookbook - DB
# View - View - Interacting with the user
# Controller - Controller - Coordinates the other components. The brain.
# Router - Router - Tells the controller which action to do

view.rb

class View
  def list_recipes(recipes)
    recipes.each_with_index do |recipe, index|
      puts "#{index + 1}. #{recipe.name}"
    end
  end

  def ask_user_for(attribute)
    puts "What is the #{attribute}"
    return gets.chomp
  end
end