debug file

app/controllers/templates_debug_controller.rb

@@ -3,6 +3,8 @@
 class TemplatesDebugController < ApplicationController
   load_and_authorize_resource :template
 
+  DEBUG_FILE = ''
+
   def show
     attachment = @template.documents.first
 
@@ -16,6 +18,8 @@ class TemplatesDebugController < ApplicationController
 
     @template.update!(fields: Templates::ProcessDocument.normalize_attachment_fields(@template, [attachment]))
 
+    debug_file if DEBUG_FILE.present?
+
     ActiveRecord::Associations::Preloader.new(
       records: [@template],
       associations: [schema_documents: { preview_images_attachments: :blob }]
@@ -31,4 +35,27 @@ class TemplatesDebugController < ApplicationController
 
     render 'templates/edit', layout: 'plain'
   end
+
+  def debug_file
+    tempfile = Tempfile.new
+    tempfile.binmode
+    tempfile.write(File.read(DEBUG_FILE))
+    tempfile.rewind
+
+    filename = File.basename(DEBUG_FILE)
+
+    file = ActionDispatch::Http::UploadedFile.new(
+      tempfile:,
+      filename:,
+      type: Marcel::MimeType.for(tempfile)
+    )
+
+    params = { files: [file] }
+
+    documents = Templates::CreateAttachments.call(@template, params)
+
+    schema = documents.map { |doc| { attachment_uuid: doc.uuid, name: doc.filename.base } }
+
+    @template.update!(schema:)
+  end
 end