Booth invitation to invited users

User will enter email of users to invite to become booth responsible, which will create a user in User db with that email and a new booth request will be created.

app/controllers/concerns/invitation.rb

@@ -0,0 +1,21 @@
+module Invitation
+  extend ActiveSupport::Concern
+
+  def booth_responsible_invite
+    if booth_params[:invite_responsible]
+      emails_array = booth_params[:invite_responsible].split(',')
+
+      emails_array.each do |email|
+        new_user = User.find_by(email: email)
+        if new_user.nil?
+          User.invite!({ email: email }, current_user)
+          new_user = User.find_by(email: email)
+        end
+        if new_user && @booth.responsible_ids.exclude?(new_user.id)
+          BoothRequest.create(booth_id: @booth.id, user_id: new_user.id,
+                              role: 'responsible')
+        end
+      end
+    end
+  end
+end