saucy/app/mailers/notification_mailer.rb

class NotificationMailer < ApplicationMailer
  before_action :set_notification

  # Subject can be set in your I18n file at config/locales/en.yml
  # with the following lookup:
  #
  #   en.notification_mailer.expiration_in_60d.subject
  #
  def expiration_in_60d
    mail to: @notification.member.email
  end

  def expiration_in_30d
    mail to: @notification.member.email
  end

  def expired
    mail to: @notification.member.email
  end

  def expired_30d_ago
    mail to: @notification.member.email
  end

  def expired_60d_ago
    mail to: @notification.member.email
  end

  def cancelled
    mail to: @notification.member.email
  end

  private
  def set_notification
    @notification = params[:notification]
    @payment = @notification.member.create_payment
  end
end