Fixes #37798 - Fix AngularJS handling of AK CVEs

  also add warning banner for multi-env AKs

app/controllers/katello/api/v2/activation_keys_controller.rb

@@ -79,7 +79,16 @@ def create
     param_group :activation_key
     param :id, :number, :desc => N_("ID of the activation key"), :required => true
     def update
-      @activation_key.update!(content_view_environments: @content_view_environments) if @content_view_environments.present?
+      if @content_view_environments.present?
+        if @content_view_environments.length == 1
+          @activation_key.assign_single_environment(
+            content_view: @content_view_environments.first.content_view,
+            lifecycle_environment: @content_view_environments.first.lifecycle_environment
+          )
+        else
+          @activation_key.update!(content_view_environments: @content_view_environments)
+        end
+      end
       sync_task(::Actions::Katello::ActivationKey::Update, @activation_key, activation_key_params)
       respond_for_show(:resource => @activation_key)
     end
@@ -276,9 +285,8 @@ def subscription_index
     end
 
     def find_cve_for_single
-      environment_id = params[:environment_id]
-      environment_id ||= params.dig(:environment, :id)
-      content_view_id = params[:content_view_id]
+      environment_id = params.dig(:environment, :id) || params[:environment_id]
+      content_view_id = params.dig(:content_view, :id) || params[:content_view_id]
       if environment_id.blank? || content_view_id.blank?
         fail HttpErrors::BadRequest, _("Environment ID and content view ID must be provided together")
       end

app/models/katello/activation_key.rb

@@ -137,6 +137,7 @@ def single_lifecycle_environment
     end
 
     # rubocop:disable Metrics/CyclomaticComplexity
+    # rubocop:disable Metrics/PerceivedComplexity
     def assign_single_environment(
       content_view_id: nil, lifecycle_environment_id: nil, environment_id: nil,
       content_view: nil, lifecycle_environment: nil, environment: nil
@@ -159,8 +160,14 @@ def assign_single_environment(
       end
       fail _("Unable to create ContentViewEnvironment. Check the logs for more information.") if content_view_environment.nil?
 
-      self.content_view_environments = [content_view_environment]
+      if self.content_view_environments.include?(content_view_environment)
+        Rails.logger.info("Activation key '#{name}' already has the content view environment '#{content_view_environment.content_view_name}' and environment '#{content_view_environment.environment&.name}'.")
+      else
+        self.content_view_environments = [content_view_environment]
+      end
     end
+    # rubocop:enable Metrics/CyclomaticComplexity
+    # rubocop:enable Metrics/PerceivedComplexity
 
     def usage_count
       subscription_facet_activation_keys.count

app/views/katello/api/v2/activation_keys/base.json.rabl

@@ -3,6 +3,11 @@ extends 'katello/api/v2/common/timestamps'
 
 attributes :id, :name, :description, :unlimited_hosts, :auto_attach
 
+node :multi_content_view_environment do |ak|
+  ak.multi_content_view_environment?
+end
+
+# single cv/lce for backward compatibility
 node :content_view_id do |ak|
   ak.single_content_view&.id
 end

app/views/katello/api/v2/content_facet/base.json.rabl

@@ -32,6 +32,10 @@ child :content_view_environments => :content_view_environments do
   end
 end
 
+node :multi_content_view_environment do |content_facet|
+  content_facet.multi_content_view_environment?
+end
+
 # single cv/lce for backward compatibility
 node :content_view do |content_facet|
   content_view = content_facet.single_content_view

engines/bastion_katello/app/assets/javascripts/bastion_katello/activation-keys/details/views/activation-key-info.html

@@ -6,6 +6,12 @@
   </span>
 </div>
 
+<div bst-alert="warning" ng-if="activationKey.multi_content_view_environment">
+  <span translate>
+    This activation key has multiple content view environments, which are not yet displayed in the web UI. Changing the content view or lifecycle environment here will overwrite the activation key's multiple environments. To avoid this, update the activation key via Hammer.</a>
+  </span>
+</div>
+
 <div data-extend-template="layouts/two-column-details.html">
   <div data-block="left-column">
     <h4 translate>Basic Information</h4>