saucy/app/mailers/notification_mailer.rb

class NotificationMailer < ApplicationMailer
  # 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
    set_notification
    mail to: @notification.member.email
  end

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

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

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

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

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

  def registration
    @member = params[:member]
    @payment = @member.create_payment
    mail to: @member.email
  end

  def first_payment_confirmation
    @contribution = params[:contribution]
    mail to: @contribution.member.email
  end

  def payment_renewal_confirmation
    @contribution = params[:contribution]
    mail to: @contribution.member.email
  end

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