class AccountBuilder
  include CustomExceptions::Account

  def initialize(params)
    @account_name = params[:account_name]
    @email = params[:email]
  end

  def perform
    begin
      validate_email
      validate_user
      ActiveRecord::Base.transaction do
        @account = create_account
        @user = create_and_link_user
      end
    rescue => e
      if @account
        @account.destroy
      end
      puts e.inspect
      raise e
    end
  end

  private

  def validate_email
    address = ValidEmail2::Address.new(@email)
    if address.valid? #&& !address.disposable?
      true
    else
      raise InvalidEmail.new({valid: address.valid?})#, disposable: address.disposable?})
    end
  end

  def validate_user
    if User.exists?(email: @email)
      raise UserExists.new({email: @email})
    else
      true
    end
  end

  def create_account
    @account = Account.create!(name: @account_name)
  end

  def create_and_link_user
    password = Time.now.to_i
    @user = @account.users.new({email: @email,
                                password: password,
                                password_confirmation: password,
                                role: User.roles["administrator"],
                                name: email_to_name(@email)
                              })
    if @user.save!
      @user
    else
      raise UserErrors.new({errors: @user.errors})
    end

  end

  def email_to_name(email)
    name = email[/[^@]+/]
    name.split(".").map {|n| n.capitalize }.join(" ")
  end


end