attr_accessor :date, :book, :person

def initialize(date, book, person)

@date = date

@book = book

book.rentals << self

@person = person

person.rentals << self

end

def self.all

ObjectSpace.each_object(self).to_a

end

def to_s

"Date: #{date}, Book \"#{book.title}\" by #{book.author}, Rented to: #{person.name}"

end

def self.create_rental

puts

book_class = Book.select_book_for_renting

puts

person_class = Person.select_person_to_rent

puts

puts 'Date:'

date = gets.chomp

rental = new(date, Book.all[book_class], Person.all[person_class])

puts

puts 'Rental created successfully'

puts rental

rental.save

end

def self.rentals_by_person_id

puts 'ID of person:'

id = gets.chomp.to_i

rentals = Rental.load_rentals

rentals.find { |rental| rental['id'].to_i == id }

end

def self.list_rentals

persons_rentals = rentals_by_person_id

puts

puts 'Rentals:'

puts "date: #{persons_rentals['date']} book: #{persons_rentals['book']} rented by: #{persons_rentals['name']}"

persons_rentals

end

def save

if File.exist?('rentals.json')

rentals_file = File.read('rentals.json')

rentals = JSON.parse(rentals_file)

rentals << { date: date, book: book.title, id: person.id, name: person.name }

File.write('rentals.json', JSON.pretty_generate(rentals))

else

File.write('rentals.json', JSON.pretty_generate([{ date: date, book: book.title, id: person.id,

name: person.name }]))

end

end

def self.load_rentals

return unless File.exist?('rentals.json')

rentals_file = File.read('rentals.json')

JSON.parse(rentals_file)

end