Class: Knitpickr::Controller

Inherits:
Object
  • Object
show all
Defined in:
lib/knitpickr/controller.rb

Class Method Summary collapse

Class Method Details

.browse_by_fiber ⇒ Object 



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# File 'lib/knitpickr/controller.rb', line 70

def self.browse_by_fiber
  puts "Here is a list of all yarn fiber content options - to learn more, enter the number listed below:"
    Knitpickr::Scraper.all_fibers.each_with_index {|x, i| puts "#{i+1}. #{x}"}
  puts "Want to learn more? Enter a number from above. You can also enter 'list' to see the list again, or 'exit'."

  input = gets.chomp

  until input.to_i != 0 || input == "exit" || input == "list"
    puts "Sorry - I don't understand. Please enter '1', '2', '3', '4', or 'exit':"
    input = gets.chomp
  end

  if input == "exit"
      puts "Ok, see you later!"
      return nil
    elsif input ==  "list"
      self.browse_by_fiber
    elsif input.to_i > 0 && input.to_i <= Knitpickr::Scraper.all_fibers.count
      index = input.to_i - 1
      selection = Knitpickr::Yarn.find_by_fiber(Knitpickr::Scraper.all_fibers[index])
      Knitpickr::Yarn.show_details(selection)
    else
      puts "Hmm, I don't see that number on the list. Let's try this again..."
      self.browse_by_fiber
  end

  puts "Browse again? (Y/N)"
  input = gets.chomp.downcase

  case input
  when "y"
    self.greeting
  when "n"
    puts "Ok, see you later!"
    return nil
  end

end

.browse_by_name ⇒ Object 



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# File 'lib/knitpickr/controller.rb', line 109

def self.browse_by_name
  puts "Here is a list of all yarn names - to learn more, enter the number listed below:"
  Knitpickr::Scraper.all_names.each_with_index {|x, i| puts "#{i+1}. #{x}"}
  puts "Want to learn more? Enter a number from above. You can also enter 'list' to see the list again, or 'exit'."

  input = gets.chomp

  until input.to_i != 0 || input == "exit" || input == "list"
    puts "Sorry - I don't understand. Please enter '1', '2', '3', '4', or 'exit':"
    input = gets.chomp
  end

  if input == "exit"
      puts "Ok, see you later!"
      return nil
    elsif input ==  "list"
      self.browse_by_name
    elsif input.to_i > 0 && input.to_i <= Knitpickr::Scraper.all_names.count
      index = input.to_i - 1
    selection = Knitpickr::Yarn.find_by_name(Knitpickr::Scraper.all_names[index])
    Knitpickr::Yarn.show_details(selection)
    else
      puts "Hmm, I don't see that number on the list. Let's try this again..."
      self.browse_by_name
  end

  puts "Browse again? (Y/N)"
  input = gets.chomp.downcase

  case input
  when "y"
    self.greeting
  when "n"
    puts "Ok, see you later!"
    return nil
  end

end

.browse_by_weight ⇒ Object 



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# File 'lib/knitpickr/controller.rb', line 29

def self.browse_by_weight
  puts "Here is a list of all yarn weight options - to learn more, enter the number listed below:"
    Knitpickr::Scraper.all_weights.each_with_index {|x, i| puts "#{i+1}. #{x}"}
  puts "Want to learn more? Enter a number from above. You can also enter 'list' to see the list again, or 'exit'."

  input = gets.chomp

  until input.to_i != 0 || input == "exit" || input == "list"
    puts "Sorry - I don't understand. Please enter '1', '2', '3', '4', or 'exit':"
    input = gets.chomp
  end

  if input == "exit"
    puts "Ok, see you later!"
    return nil
  elsif input ==  "list"
    self.browse_by_weight
  elsif input.to_i > 0 && input.to_i <= Knitpickr::Scraper.all_weights.count

  index = input.to_i - 1

  selection = Knitpickr::Yarn.find_by_weight(Knitpickr::Scraper.all_weights[index])
  Knitpickr::Yarn.show_details(selection)
    else
      puts "Hmm, I don't see that number on the list. Let's try this again..."
      self.browse_by_weight
  end

  puts "Browse again? (Y/N)"
  input = gets.chomp.downcase

  case input
  when "y"
    self.greeting
  when "n"
    puts "Ok, see you later!"
    return nil
  end

end

.browse_sale ⇒ Object 



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# File 'lib/knitpickr/controller.rb', line 148

def self.browse_sale
 puts "Here is a list of all yarn currently on sale - to learn more, enter the number listed below:"
   Knitpickr::Scraper.all_sale.each_with_index {|x, i| puts "#{i+1}. #{x.name} (#{x.price})"}
 puts "Want to learn more? Enter a number from above. You can also enter 'list' to see the list again, or 'exit'."

 input = gets.chomp

 until input.to_i != 0 || input == "exit" || input == "list"
   puts "Sorry - I don't understand. Please enter '1', '2', '3', '4', or 'exit':"
   input = gets.chomp
 end

 if input == "exit"
   puts "Ok, see you later!"
   return nil
 elsif input ==  "list"
   self.browse_sale
 elsif input.to_i > 0 && input.to_i <= Knitpickr::Scraper.all_sale.count

 index = input.to_i - 1

 selection = Knitpickr::Scraper.all_sale[index]
 puts "Yarn name: #{selection.name}"
 puts "Yarn weight: #{selection.weight}"
 puts "Fiber content: #{selection.fiber}"
 puts "Price: #{selection.price}"
 if selection.sale
   puts "On sale!"
 end
   else
     puts "Hmm, I don't see that number on the list. Let's try this again..."
     self.browse_sale
 end

 puts "Browse again? (Y/N)"
 input = gets.chomp.downcase

 case input
 when "y"
   self.greeting
 when "n"
   puts "Ok, see you later!"
   return nil
 end
end

.greeting ⇒ Object 



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# File 'lib/knitpickr/controller.rb', line 3

def self.greeting
  puts "Hello! Would you like to browse by [1] yarn weight, [2] fiber content, [3] yarn name, or [4] all sale items? Please enter '1', '2', '3', or '4':"

  input = gets.chomp.to_s

  until input == "1" || input == "2" || input == "3" || input == "4" || input == "exit"
    puts "Sorry - I don't understand. Please enter '1', '2', '3', '4' or 'exit':"
    input = gets.chomp.to_s
  end

  case input
    when "1"
      browse_by_weight
    when "2"
      browse_by_fiber
    when "3"
      browse_by_name
    when "4"
      browse_sale
    when "exit"
      puts "Ok, see you later!"
      return nil
  end

end