debian-mirror-gitlab/app/services/members/invitation_reminder_email_service.rb
2021-02-22 17:27:13 +05:30

48 lines
1.5 KiB
Ruby

# frozen_string_literal: true
module Members
class InvitationReminderEmailService
include Gitlab::Utils::StrongMemoize
attr_reader :invitation
MAX_INVITATION_LIFESPAN = 14.0
REMINDER_RATIO = [2, 5, 10].freeze
def initialize(invitation)
@invitation = invitation
end
def execute
reminder_index = days_on_which_to_send_reminders.index(days_after_invitation_sent)
return unless reminder_index
invitation.send_invitation_reminder(reminder_index)
end
private
def days_after_invitation_sent
(Date.today - invitation.created_at.to_date).to_i
end
def days_on_which_to_send_reminders
# Don't send any reminders if the invitation has expired or expires today
return [] if invitation.expires_at && invitation.expires_at <= Date.today
# Calculate the number of days on which to send reminders based on the MAX_INVITATION_LIFESPAN and the REMINDER_RATIO
REMINDER_RATIO.map { |number_of_days| ((number_of_days * invitation_lifespan_in_days) / MAX_INVITATION_LIFESPAN).ceil }.uniq
end
def invitation_lifespan_in_days
# When the invitation lifespan is more than 14 days or does not expire, send the reminders within 14 days
strong_memoize(:invitation_lifespan_in_days) do
if invitation.expires_at
[(invitation.expires_at - invitation.created_at.to_date).to_i, MAX_INVITATION_LIFESPAN].min
else
MAX_INVITATION_LIFESPAN
end
end
end
end
end