Whats wrong with this?


#1

movies = {
Memento: 3,
Primer: 4,
Ishtar: 1
}

puts "What would you like to do?"
puts "-- Type 'add' to add a movie."
puts "-- Type 'update' to update a movie."
puts "-- Type 'display' to display all movies."
puts "-- Type 'delete' to delete a movie."

choice = gets.chomp.downcase
case choice
when 'add'
puts "What movie do you want to add?"
title = gets.chomp
if movies[title.to_sym].nil?
puts "What's the rating? (Type a number 0 to 4.)"
rating = gets.chomp
movies[title.to_sym] = rating.to_i
puts "#{title} has been added with a rating of #{rating}."
else
puts "That movie already exists! Its rating is #{movies[title.to_sym]}."
end
when 'update'
puts "What movie do you want to update?"
title = gets.chomp
if movies[title.to_sym].nil?
puts "Movie not found!"
else
puts "What's the new rating? (Type a number 0 to 4.)"
rating = gets.chomp
movies[title.to_sym] = rating.to_i
puts "#{title} has been updated with new rating of #{rating}."
end
when 'display'
movies.each do |movie, rating|
puts "#{movie}: #{rating}"
end
when 'delete'
puts "What movie do you want to delete?"
title = gets.chomp
if movies[title.to_sym].nil?
puts "Movie not found!"
else
movies.delete(title.to_sym)
puts "#{title} has been removed."
end
else
puts "Sorry, I didn't understand you."
end