Record workshop creation and invitation batch sends

app/controllers/admin/workshops_controller.rb

@@ -27,11 +27,10 @@ def new
   def create
     resolve_chapter_name_to_id
     @workshop = Workshop.new(workshop_params)
+    @workshop.created_by = current_user
     authorize(@workshop)
     if workshop_type_valid? && @workshop.save
-      assign_organisers_or_default
-      assign_host(host_id)
-      redirect_to admin_workshop_path(@workshop), notice: I18n.t('admin.messages.workshop.created')
+      finish_creation
     else
       flash[:warning] = @workshop.errors.full_messages; render 'new'
     end
@@ -226,6 +225,14 @@ def assign_organisers(organiser_ids)
     revoke_organiser_access(organiser_ids)
   end
 
+  def finish_creation
+    MemberActivityRecorder.record(actor: current_user, key: 'workshop.created',
+                                  trackable: @workshop)
+    assign_organisers_or_default
+    assign_host(host_id)
+    redirect_to admin_workshop_path(@workshop), notice: I18n.t('admin.messages.workshop.created')
+  end
+
   def assign_organisers_or_default
     if organiser_ids.present?
       assign_organisers(organiser_ids)

app/models/workshop.rb

@@ -21,6 +21,7 @@ class Workshop < ApplicationRecord
   has_many :invitation_logs, as: :loggable
 
   belongs_to :chapter
+  belongs_to :created_by, class_name: 'Member', optional: true, inverse_of: false
 
   default_scope { order('date_and_time DESC') }
   scope :students, -> { joins(:invitations).where(invitation: { name: 'Student', attended: true }) }

app/services/invitation_logger.rb

@@ -8,7 +8,7 @@ def initialize(loggable, initiator, audience, action, chapter_id: nil)
     @log = nil
   end
 
-  def start_batch
+  def start_batch # rubocop:disable Metrics/MethodLength
     @log = InvitationLog.create!(
       loggable: @loggable,
       initiator: @initiator,
@@ -18,6 +18,10 @@ def start_batch
       started_at: Time.current,
       status: :running
     )
+
+    MemberActivityRecorder.record(actor: @initiator, key: 'invitation.send_batch', trackable: @loggable)
+
+    @log
   end
 
   def log_success(member, invitation = nil)

db/migrate/20260908085056_add_created_by_id_to_workshops.rb

@@ -0,0 +1,8 @@
+class AddCreatedByIdToWorkshops < ActiveRecord::Migration[8.1]
+  def change
+    add_column :workshops, :created_by_id, :integer
+    safety_assured do
+      add_foreign_key :workshops, :members, column: :created_by_id, on_delete: :nullify
+    end
+  end
+end

db/migrate/20260908085057_add_created_by_id_index_to_workshops.rb

@@ -0,0 +1,7 @@
+class AddCreatedByIdIndexToWorkshops < ActiveRecord::Migration[8.1]
+  disable_ddl_transaction!
+
+  def change
+    add_index :workshops, :created_by_id, algorithm: :concurrently
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.1].define(version: 2026_08_31_100100) do
+ActiveRecord::Schema[8.1].define(version: 2026_09_08_085057) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
 
@@ -634,6 +634,7 @@
     t.string "check_in_code"
     t.integer "coach_spaces", default: 0
     t.datetime "created_at", precision: nil
+    t.integer "created_by_id"
     t.datetime "date_and_time", precision: nil
     t.text "description"
     t.datetime "ends_at", precision: nil
@@ -647,12 +648,14 @@
     t.string "title"
     t.datetime "updated_at", precision: nil
     t.boolean "virtual", default: false
-    t.index ["check_in_code"], name: "index_workshops_on_check_in_code", unique: true
     t.index ["chapter_id"], name: "index_workshops_on_chapter_id"
+    t.index ["check_in_code"], name: "index_workshops_on_check_in_code", unique: true
+    t.index ["created_by_id"], name: "index_workshops_on_created_by_id"
     t.index ["date_and_time"], name: "index_workshops_on_date_and_time"
   end
 
   add_foreign_key "invitation_log_entries", "invitation_logs"
   add_foreign_key "invitation_logs", "members", column: "initiator_id"
   add_foreign_key "member_email_deliveries", "members"
+  add_foreign_key "workshops", "members", column: "created_by_id", on_delete: :nullify
 end

spec/controllers/admin/workshops_controller_spec.rb

@@ -165,6 +165,26 @@ def assigns(symbol)
         post :create, params: { workshop: { rsvp_close_local_date: '01/12/2020', rsvp_close_local_time: '15:00', host: '' } }
       end.not_to raise_error
     end
+
+    it 'stamps created_by and records workshop.created' do
+      post :create, params: { workshop: {
+        chapter_id: workshop.chapter.id,
+        local_date: (Time.zone.now + 1.week).strftime('%d/%m/%Y'),
+        local_time: '15:00',
+        local_end_time: '17:00',
+        virtual: '1',
+        slack_channel: '#test',
+        slack_channel_link: 'https://slack.com/test',
+        coach_spaces: 5,
+        student_spaces: 15,
+        host: nil
+      } }
+
+      created = Workshop.unscoped.order(:id).last
+      expect(created.created_by).to eq(admin)
+      expect(PublicActivity::Activity.exists?(owner: admin, key: 'workshop.created',
+                                              trackable: created)).to be(true)
+    end
   end
 
   describe 'DELETE #destroy' do

spec/services/invitation_logger_spec.rb

@@ -157,4 +157,14 @@
       expect(log.reload.failure_count).to eq 0
     end
   end
+
+  describe '#activity_recording' do
+    it 'records invitation.send_batch for the initiator' do
+      described_class.new(workshop, initiator, 'all', 'invite').start_batch
+
+      expect(PublicActivity::Activity.exists?(owner: initiator,
+                                              key: 'invitation.send_batch',
+                                              trackable: workshop)).to be(true)
+    end
+  end
 end