inflector

app/controllers/admin/university/person/alumni_controller.rb

@@ -35,7 +35,7 @@ class Admin::University::Person::AlumniController < Admin::University::Applicati
   def breadcrumb
     super
     add_breadcrumb  University::Person::Alumnus.model_name.human(count: 2),
-                    admin_university_person_alumni_index_path
+                    admin_university_person_alumni_path
     breadcrumb_for  @alumnus
   end
 

app/models/university/person/alumnus/import.rb

@@ -7,10 +7,6 @@ class University::Person::Alumnus::Import < ApplicationRecord
 
   after_save :parse
 
-  def self.polymorphic_name
-    'University::Person::Alumnus::Import'
-  end
-
   def lines
     csv.count
   rescue

app/views/admin/university/person/alumni/index.html.erb

@@ -5,7 +5,7 @@
 <%= paginate @alumni, theme: 'bootstrap-5' %>
 
 <% content_for :action_bar_left do %>
-  <%#= link_to t('import'),
+  <%= link_to t('import'),
               admin_university_person_alumnus_imports_path,
               class: button_classes if can? :manage, University::Person::Alumnus::Import %>
 <% end %>

config/admin_navigation.rb

@@ -10,7 +10,7 @@ SimpleNavigation::Configuration.run do |navigation|
       primary.item :university, University.model_name.human, nil, { kind: :header }
       primary.item :university, University::Person.model_name.human(count: 2), admin_university_people_path, { icon: 'users-cog' }
       primary.item :university, University::Organization.model_name.human(count: 2), admin_university_organizations_path, { icon: 'building' }
-      primary.item :communication_alumni, University::Person::Alumnus.model_name.human(count: 2), admin_university_person_alumni_index_path, { icon: 'users' }
+      primary.item :communication_alumni, University::Person::Alumnus.model_name.human(count: 2), admin_university_person_alumni_path, { icon: 'users' }
     end
 
     if can?(:read, Education::Program)

config/initializers/inflections.rb

@@ -8,6 +8,7 @@ ActiveSupport::Inflector.inflections(:en) do |inflect|
   # inflect.singular /^(ox)en/i, '\1'
   # inflect.uncountable %w( fish sheep )
   inflect.irregular 'axis', 'axes'
+  inflect.irregular 'alumnus', 'alumni'
 end
 
 # These inflection rules are supported but not enabled by default: