Add organizer summary emails

app/jobs/hackathons/digests_delivery_job.rb

@@ -12,6 +12,7 @@ def perform
  sent_digests << digest if digest.persisted?
  end
  ensure
+ Hackathons::SendOrganizerSummariesJob(sent_digests).perform if sent_digests.any?
  Hackathons::DigestMailer.admin_summary(sent_digests).deliver_later if sent_digests.any?
  end
 

app/jobs/hackathons/send_organizer_summaries_job.rb

@@ -0,0 +1,18 @@
+class Hackathons::SendOrganizerSummariesJob < ApplicationJob
+ def perform(sent_digests)
+ # This reloads the (possible) sent_digests array as an
+ # ActiveRecord::Relation so that we can use includes to prevent an N+1.
+ @sent_digests = Hackathon::Digest.where(id: sent_digests.map(&:id))
+
+ @sent_digests_by_hackathons = @sent_digests
+ .includes(listings: :hackathon)
+ .flat_map(&:listings).group_by(&:hackathon)
+ .transform_values { |listings| listings.map(&:digest).uniq }
+
+ @listed_hackathons = @sent_digests_by_hackathons.keys
+ @listed_hackathons.each do |hackathon|
+ sent_digests = @digests_by_hackathons[hackathon]
+ Hackathons::DigestMailer.organizer_summary(hackathon, sent_digests).deliver_later if @sent_digests.any?
+ end
+ end
+end

app/mailers/hackathons/digest_mailer.rb

@@ -31,4 +31,10 @@ def admin_summary(sent_digests)
 
  mail to: Hackathons::SUPPORT_EMAIL, cc: User.admins.collect(&:email_address), subject:
  end
+
+ def organizer_summary(hackathon, sent_digests)
+ @hackathon = hackathon
+ @count = sent_digests.count
+ mail to: hackathon.applicant.email_address, subject: "We've just notified #{@count} hackers about #{hackathon.name}!"
+ end
 end

app/views/hackathons/digest_mailer/organizer_summary.html.erb

@@ -0,0 +1,10 @@
+
+<p>
+ We've just sent an email about <%= @hackathon.name %> to <%= @count %> hackers.
+</p>
+
+<% content_for :signature do %>
+ <p>
+ Best of luck with everything! 🦕 💸
+ </p>
+<% end %>

app/views/hackathons/digest_mailer/organizer_summary.text.erb

@@ -0,0 +1,5 @@
+We've just sent an email about <%= @hackathon.name %> to <%= @count %> hackers.
+
+<% content_for :signature do %>
+ Best of luck with everything! 🦕 💸
+<% end %>

test/mailers/hackathons/organizer_summary_test.rb

@@ -0,0 +1,17 @@
+require "test_helper"
+
+class Hackathons::OrganizerSummaryTest < ActionMailer::TestCase
+ test "organizer_summary" do
+ sent_digests = [hackathon_digests(:one)]
+ hackathon = sent_digests[0].listings[0].hackathon
+ mail = Hackathons::DigestMailer.organizer_summary(hackathon, sent_digests)
+
+ assert_equal "We've just notified #{sent_digests.count} hackers about #{hackathon.name}!", mail.subject
+ assert_equal [hackathon.applicant.email_address], mail.to
+
+ assert_match "We've just sent an email about #{hackathon.name} to #{sent_digests.count} hackers.", mail.body.encoded
+
+ # Email CAN-SPAM compliance
+ assert_match Hackathons::HACK_CLUB_ADDRESS[:full], mail.body.encoded
+ end
+end