Add email notifications for events registrations, add switch-checkboxes, create EventsRegistrations controller, separate page for events that require registration

app/controllers/admin/emails_controller.rb

@@ -30,7 +30,13 @@ module Admin
                                              :send_on_conference_registration_dates_updated, :conference_registration_dates_updated_subject, :conference_registration_dates_updated_body,
                                              :send_on_venue_updated, :venue_updated_subject, :venue_updated_body,
                                              :send_on_cfp_dates_updated, :cfp_dates_updated_subject, :cfp_dates_updated_body,
-                                             :send_on_program_schedule_public, :program_schedule_public_subject, :program_schedule_public_body)
+                                             :send_on_program_schedule_public, :program_schedule_public_subject, :program_schedule_public_body,
+                                             :send_on_updated_max_attendees_automatically,
+                                             :updated_max_attendees_automatically_subject, :updated_max_attendees_automatically_body,
+                                             :send_on_deleted_event_registration_automatically, :deleted_event_registration_automatically_subject,
+                                             :deleted_event_registration_automatically_body,
+                                             :send_on_new_event_registration,
+                                             :new_event_registration_subject, :new_event_registration_body)
     end
   end
 end

app/controllers/admin/events_controller.rb

@@ -171,16 +171,6 @@ module Admin
       @event_registrations = @event.events_registrations
     end
 
-    def toggle_attendance
-      @events_registration.attended = !@events_registration.attended
-
-      if @events_registration.save
-        head :ok
-      else
-        head :unprocessable_entity
-      end
-    end
-
     private
 
     def event_params

app/controllers/admin/events_registrations_controller.rb

@@ -0,0 +1,72 @@
+module Admin
+  class EventsRegistrationsController < Admin::BaseController
+    load_resource :conference, find_by: :short_title
+    load_resource :program, through: :conference, singleton: true
+    load_resource :event
+    load_resource :registration, through: :conference
+    before_action :load_events_registration
+    authorize_resource only: :toggle_attendance
+    after_action :prepare_unobtrusive_flash, only: [:toggle, :toggle_attendance]
+
+    def show
+      authorize! :update, @event
+    end
+
+    def toggle_attendance
+      @events_registration = EventsRegistration.find_by(event_id: @event.id, registration_id: @registration.id)
+      @events_registration.attended = !@events_registration.attended
+
+      if @events_registration.attended
+        if @events_registration.save
+          flash[:notice] = "You have marked #{@registration.email} as attended."
+        else
+          flash[:error] = "Failed to mark #{@registration.email} as attended."
+        end
+      elsif @events_registration.save
+        flash[:notice] = "You have marked #{@registration.email} as NOT attended."
+      else
+        flash[:error] = "Failed to mark #{@registration.email} as NOT attended."
+      end
+
+      respond_to do |format|
+        format.js
+      end
+    end
+
+    def toggle
+      authorize! :toggle, @events_registration
+
+      if params[:state] == 'false'
+        # Destroy the registration to the event
+        if @events_registration.destroy
+          flash[:notice] = "You successfully unregistered #{@registration.email} from '#{@event.title}'"
+        else
+          flash[:error] = "Failed to unregister #{@registration.email} from '#{@event.title}'. Please try again."
+        end
+      elsif params[:state] == 'true'
+        # Create the registration to the event
+        if @events_registration.save
+          flash[:notice] = "You successfully registered #{@registration.email} to '#{@event.title}'"
+        else
+          flash[:error] = "Failed to register #{@registration.email} to '#{@event.title}'. Please try again."
+        end
+      else
+        flash[:error] = 'Something went wrong. Please take action again.'
+      end
+
+      respond_to do |format|
+        format.js
+      end
+    end
+
+    private
+
+    def events_registrations_params
+      params.require(:events_registrations).permit(:event_id, :registration_id)
+    end
+
+    def load_events_registration
+      @events_registration = EventsRegistration.find_or_initialize_by(event: @event, registration: @registration)
+    end
+  end
+end

app/controllers/admin/schedules_controller.rb

@@ -59,6 +59,21 @@ module Admin
       start_time = DateTime.strptime(time, '%Y-%m-%d %k:%M')
       event.start_time = start_time
       event.save!
+
+      if event.require_registration && (event.registrations.length > room.size)
+        event_registrations = event.events_registrations.order(created_at: :desc).limit(event.registrations.length - room.size)
+
+        event_registrations.each do |er|
+          er.destroy!
+          DeletedEventRegistrationAutomaticallyJob.perform_later(event.program.conference, er.user, er.event) if er.send_email_on_deleted_event_registration_automatically?
+        end
+
+        event.max_attendees = room.size
+        event.save!
+        users_emails = event_registrations.map { |er| er.registration.email }.join(', ')
+        UpdatedMaxAttendeesAutomaticallyJob.perform_later(event, users_emails) if event.send_email_on_updated_max_attendees_automatically?
+      end
+
       render json: { 'status' => 'ok' }
     end