Class: NutritionFacts::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/nutrition_facts/cli.rb

Instance Method Summary collapse

Instance Method Details

#call ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 2

def call
  welcome
  food_search
end

#display_item(food_item_data) ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 89

def display_item(food_item_data)
  puts ''
  puts food_item_data.item_name.to_s
  puts '---'
  puts "Serving Size: #{food_item_data.nf_serving_size_qty} #{food_item_data.nf_serving_size_unit}" unless food_item_data.nf_serving_size_unit.nil?
  puts "Serving Weight: #{food_item_data.nf_serving_weight_grams}g" unless food_item_data.nf_serving_weight_grams.nil?
  puts "Calories: #{food_item_data.nf_calories} kcal" unless food_item_data.nf_calories.nil?
  puts "Calories from fat: #{food_item_data.nf_calories_from_fat} kcal" unless food_item_data.nf_calories_from_fat.nil?
  puts "Total Fat: #{food_item_data.nf_total_fat}g" unless food_item_data.nf_total_fat.nil?
  puts "Saturated Fat: #{food_item_data.nf_saturated_fat}g" unless food_item_data.nf_saturated_fat.nil?
  puts "Cholesterol: #{food_item_data.nf_cholesterol}mg" unless food_item_data.nf_cholesterol.nil?
  puts "Protein: #{food_item_data.nf_protein}g" unless food_item_data.nf_protein.nil?
  puts "Total Carbohydrates: #{food_item_data.nf_total_carbohydrate}g" unless food_item_data.nf_total_carbohydrate.nil?
  puts "Sugar: #{food_item_data.nf_sugars}g" unless food_item_data.nf_sugars.nil?
  puts "Dietary Fiber: #{food_item_data.nf_dietary_fiber}g" unless food_item_data.nf_dietary_fiber.nil?
  puts "Sodium: #{food_item_data.nf_sodium}mg" unless food_item_data.nf_sodium.nil?
  puts "Vitamin C: #{food_item_data.nf_vitamin_c_dv}%" unless food_item_data.nf_vitamin_c_dv.nil?
  puts "Vitamin A: #{food_item_data.nf_vitamin_a_dv}%" unless food_item_data.nf_vitamin_a_dv.nil?
  puts "Calcium: #{food_item_data.nf_calcium_dv}%" unless food_item_data.nf_calcium_dv.nil?
  puts "Iron: #{food_item_data.nf_iron_dv}%" unless food_item_data.nf_iron_dv.nil?
  loop_or_quit
end

#food_search ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 14

def food_search
  puts 'Please type the name of a food to search:'
  puts ''
  food_name = gets.chomp.gsub(' ', '%20')
  if food_name == 'exit'
    puts ''
    puts 'Thanks for using NutritionFacts CLI!'
    puts ''
    Kernel.abort
  else
    get_food_data(food_name)
  end
end

#get_food_data(food_name) ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 28

def get_food_data(food_name)
  @food_items = NutritionFacts::Item.find_by_name(food_name)
  which_item
end

#loop_or_quit ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 65

def loop_or_quit
  puts ''
  puts 'Please type "other", "search", or "exit".'
  puts ''
  choice = gets.chomp.downcase

  case choice
  when 'other'
    which_item
  when 'search'
    NutritionFacts::Item.reset
    call
  when 'exit'
    puts ''
    puts 'Thanks for using NutritionFacts CLI!'
    puts ''
    Kernel.abort
  else
    puts ''
    puts 'Invalid input. Please try again.'
    loop_or_quit
  end
end

#welcome ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 7

def welcome
  system 'clear'
  puts ''
  puts '--- Welcome to NutritionFacts CLI ---'
  puts ''
end

#which_item ⇒ Object 



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# File 'lib/nutrition_facts/cli.rb', line 33

def which_item
  if @food_items.empty?
    puts 'That item was not found, please try another search term.'
    puts ''
    NutritionFacts::Item.reset
    food_search
  else
    puts ''
    @food_items.each.with_index do |_data, index|
      puts "#{index + 1}. #{@food_items[index].item_name}"
    end
    puts ''
    puts 'Please enter the number of the food to see more info about that item:'
  end

  user_input = gets.chomp.downcase

  if user_input == 'exit'
    puts ''
    puts 'Thanks for using NutritionFacts CLI!'
    puts ''
    Kernel.abort
  elsif user_input.to_i.between?(0, @food_items.count)
    display_item(@food_items[user_input.to_i - 1])
    loop_or_quit
  else !user_input.to_i.between?(0, @food_items.count)
       puts ''
       puts 'Not sure what you meant, please type the number of the food item.'
       which_item
  end
end