fix refactor dropzone

app/controllers/templates_clone_and_replace_controller.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+class TemplatesCloneAndReplaceController < ApplicationController
+  load_and_authorize_resource :template
+
+  def create
+    return head :unprocessable_entity if params[:files].blank?
+
+    ActiveRecord::Associations::Preloader.new(
+      records: [@template],
+      associations: [schema_documents: :preview_images_attachments]
+    ).call
+
+    cloned_template = Templates::Clone.call(@template, author: current_user)
+    cloned_template.name = File.basename(params[:files].first.original_filename, '.*')
+    cloned_template.save!
+
+    documents = Templates::ReplaceAttachments.call(cloned_template, params, extract_fields: true)
+
+    cloned_template.save!
+
+    Templates::CloneAttachments.call(template: cloned_template, original_template: @template,
+                                     excluded_attachment_uuids: documents.map(&:uuid))
+
+    respond_to do |f|
+      f.html { redirect_to edit_template_path(cloned_template) }
+      f.json { render json: { id: cloned_template.id } }
+    end
+  rescue Templates::CreateAttachments::PdfEncrypted
+    respond_to do |f|
+      f.html { render turbo_stream: turbo_stream.append(params[:form_id], html: helpers.tag.prompt_password) }
+      f.json { render json: { error: 'PDF encrypted', status: 'pdf_encrypted' }, status: :unprocessable_entity }
+    end
+  end
+end