From 6f25d68b8b82bb396330a38f02d3c303dcea6726 Mon Sep 17 00:00:00 2001
From: Mike Sanders <mikesndrs@gmail.com>
Date: Fri, 13 Mar 2026 14:39:23 +0100
Subject: [PATCH] controlled vocabulary option for target audience

---
 app/views/events/_form.html.erb    | 10 +++++++++-
 app/views/materials/_form.html.erb | 13 +++++++++++--
 config/tess.example.yml            |  1 +
 3 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/app/views/events/_form.html.erb b/app/views/events/_form.html.erb
index 96875d3d8..9ee0ad165 100644
--- a/app/views/events/_form.html.erb
+++ b/app/views/events/_form.html.erb
@@ -105,7 +105,15 @@
   <% end %>
 
   <!-- Field: Target Audience -->
-  <%= f.multi_input :target_audience, errors: @event.errors[:target_audience], title: t('events.hints.targets') %>
+  <% if TeSS::Config.feature['controlled_vocabulary_vars'].include? 'target_audience' %>
+    <%= f.dropdown :target_audience,
+                  options: TargetAudienceDictionary.instance.options_for_select,
+                  label: 'Target Audience',
+                  errors: @event.errors[:target_audience],
+                  title: t('events.hints.targets') %>
+  <% else %>
+    <%= f.multi_input :target_audience, errors: @event.errors[:target_audience], title: t('events.hints.targets') %>
+  <% end %>
 
   <!-- Field: Topics -->
   <% if !TeSS::Config.feature['disabled'].include? 'topics' %>
diff --git a/app/views/materials/_form.html.erb b/app/views/materials/_form.html.erb
index 68042a355..f52f0bbbc 100644
--- a/app/views/materials/_form.html.erb
+++ b/app/views/materials/_form.html.erb
@@ -76,8 +76,17 @@
                     visibility_toggle: TeSS::Config.feature['materials_disabled'] %>
 
   <!-- Field: Target Audience -->
-  <%= f.multi_input :target_audience, label: 'Target audiences', errors: @material.errors[:target_audience],
-                    title: t('events.hints.targets'), visibility_toggle: TeSS::Config.feature['materials_disabled'] %>
+  <% if TeSS::Config.feature['controlled_vocabulary_vars'].include? 'target_audience' %>
+    <%= f.dropdown :target_audience,
+                  options: TargetAudienceDictionary.instance.options_for_select,
+                  label: 'Target Audience',
+                  errors: @material.errors[:target_audience],
+                  title: t('events.hints.targets'),
+                  visibility_toggle: TeSS::Config.feature['materials_disabled'] %>
+  <% else %>
+    <%= f.multi_input :target_audience, label: 'Target audiences', errors: @material.errors[:target_audience],
+                      title: t('events.hints.targets'), visibility_toggle: TeSS::Config.feature['materials_disabled'] %>
+  <% end %>
 
   <!-- Field: Prerequisites -->
   <%= f.input :prerequisites, as: :markdown_area, field_lock: true,
diff --git a/config/tess.example.yml b/config/tess.example.yml
index 1ee4cf00c..19d6eb0bf 100644
--- a/config/tess.example.yml
+++ b/config/tess.example.yml
@@ -166,6 +166,7 @@ default: &default
     bioschemas_testing: false
     collection_curation: true
     auto_parse_vars: [] # available features to auto parse from description: ['keywords', 'target_audience']
+    controlled_vocabulary_vars: [] # available features: ['target audience']
 
     # User login
     invitation: false