pulibrary / pdc_describe / 9dbcf7a4-1c56-4510-9614-74ad5a22cff6

class WorkActivityNotification < ApplicationRecord

  belongs_to :work_activity

  belongs_to :user

  after_create do

    if send_message?

      mailer = NotificationMailer.with(user:, work_activity:)

      message = mailer.build_message

      message.deliver_later(wait: 10.seconds) unless Rails.env.development?

    end

  end

  private

    def direct_message?

      @direct_message ||= work_activity.activity_type == WorkActivity::MESSAGE && work_activity.message.include?("@#{user.uid}")

    end

    def send_message?

      return true if direct_message? # always send a direct message

      return false unless user.email_messages_enabled? # do not send message if all emails are disabled

      work = work_activity.work

      if work.resource.subcommunities.count > 1

        subcommunities_can_send = work.resource.subcommunities.map { |subcommunity| send_message_for_community?(subcommunity) }

        subcommunities_can_send.any?

      else

        send_message_for_community?(work.resource.subcommunities.first)

      end

    end

    def send_message_for_community?(subcommunity)

      group.messages_enabled_for?(user:, subcommunity:)

    end

    def group

      @group ||= work_activity.work.group

    end

end