debug.rb

# change the code. Source code https://www.codepile.net/pile/M5XMAE4x

module AdminPermisson
  def edit_users_profile
    puts "Admin updated all users profile"
  end
end

module BuyerPermission
  def buy
    puts "Buyer has bought an item"
  end
end

class User
  def initialize(username, password, ip_address)
    @username = username
    @password = password
    @ip_address = ip_address
  end

  def change_password=(password)
    @password = password
    puts "Password changed!"
  end

  protected
  def login
    puts "User logged in. IP address: #{@ip_address}"
  end
end


class Admin < User
  def admin_login
    login
  end

  include AdminPermisson
end


class Buyer < User
  def buyer_login
    login
  end

  include BuyerPermission
end



## execute

my_admin = Admin.new('avionuser', 'password', '127.0.0.1')
my_admin.admin_login
my_admin.edit_users_profile

my_admin.change_password = 'new_password'

buyer = Buyer.new('juan', 'password', '127.0.0.1')
buyer.buyer_login
buyer.buy

buyer.change_password = 'new_password'