Add validation for form field N/A [SCI-11763]

app/javascript/vue/forms/fields/repository_rows.vue

@@ -1,7 +1,7 @@
 <template>
   <div>
-    <button v-if="!disabled" class="btn btn-secondary" @click="rowSelectorOpened = true">
-      {{ i18n.t('forms.show.add_items') }}
+    <button v-if="!disabled" class="btn btn-secondary" @click="rowSelectorOpened = true" :disabled="marked_as_na">
+      {{  i18n.t('forms.show.add_items') }}
       <i class="sn-icon sn-icon-right"></i>
     </button>
     <span class="text-sn-grey-700" v-if="disabled && !field.field_value?.value">

app/models/form_field_value.rb

@@ -6,6 +6,8 @@ class FormFieldValue < ApplicationRecord
   belongs_to :created_by, class_name: 'User'
   belongs_to :submitted_by, class_name: 'User'
 
+  validate :not_applicable_values
+
   scope :latest, -> { where(latest: true) }
 
   def value=(_)
@@ -27,4 +29,12 @@ class FormFieldValue < ApplicationRecord
   def name
     form_field&.name
   end
+
+  private
+
+  def not_applicable_values
+    return unless not_applicable
+
+    errors.add(:value, :not_applicable) if value.present?
+  end
 end

config/locales/en.yml

@@ -260,6 +260,10 @@ en:
           attributes:
             text: Text is too long
             position: "Position has already been taken by another item in the checklist"
+        form_field_value:
+          attributes:
+            value:
+              not_applicable: "Field is not applicable"
         storage_location:
           missing_position: 'Missing position metadata'
           not_uniq_position: 'Position already taken'