preserve template fields per submission

lib/submissions.rb

@@ -1,4 +1,13 @@
 # frozen_string_literal: true
 
 module Submissions
+  module_function
+
+  def update_template_fields!(submission)
+    submission.template_fields = submission.template.fields
+    submission.template_schema = submission.template.schema
+    submission.template_submitters = submission.template.submitters
+
+    submission.save!
+  end
 end

lib/submissions/generate_result_attachments.rb

@@ -27,7 +27,7 @@ module Submissions
 
       pdfs_index = build_pdfs_index(submitter)
 
-      template.fields.each do |field|
+      submitter.submission.template_fields.each do |field|
         next if field['submitter_uuid'] != submitter.uuid
 
         field.fetch('areas', []).each do |area|
@@ -159,7 +159,7 @@ module Submissions
       original_documents = template.documents.preload(:blob)
 
       results =
-        template.schema.map do |item|
+        submitter.submission.template_schema.map do |item|
           pdf = pdfs_index[item['attachment_uuid']]
 
           attachment = save_signed_pdf(pdf:, submitter:, certs:, uuid: item['attachment_uuid'], name: item['name'])

lib/templates.rb

@@ -3,10 +3,10 @@
 module Templates
   module_function
 
-  def build_field_areas_index(template)
+  def build_field_areas_index(fields)
     hash = {}
 
-    template.fields.each do |field|
+    fields.each do |field|
       (field['areas'] || []).each do |area|
         hash[area['attachment_uuid']] ||= {}
         acc = (hash[area['attachment_uuid']][area['page']] ||= [])