Add step table metadata during import/export and copy [SCI-7948]

app/assets/javascripts/protocols/import_export/import.js

@@ -576,6 +576,7 @@ function importProtocolFromFile(
     var contents = tableNode.children('contents').text();
     json.id = tableNode.attr('id');
     json.name = tableNode.children('name').text();
+    json.metadata = tableNode.children('metadata').text();
     contents = hex2a(contents);
     contents = window.btoa(contents);
     json.contents = contents;

app/models/table.rb

@@ -137,6 +137,7 @@ class Table < ApplicationRecord
         contents: contents.encode('UTF-8', 'UTF-8'),
         team: step.protocol.team,
         created_by: user,
+        metadata: metadata,
         last_modified_by: user
       )
 

app/utilities/protocols_exporter_v2.rb

@@ -100,6 +100,7 @@ module ProtocolsExporterV2
     "<elnTable id=\"#{table.id}\" guid=\"#{get_guid(table.id)}\">\n" \
       "<name>#{table.name}</name>\n" \
       "<contents>#{table.contents.unpack1('H*')}</contents>\n" \
+      "<metadata>#{table.metadata.to_json}</metadata>\n" \
       "</elnTable>\n"
   end
 

app/utilities/protocols_importer_v2.rb

@@ -144,6 +144,7 @@ class ProtocolsImporterV2
       table: Table.new(
         name: params['name'],
         contents: Base64.decode64(params['contents']),
+        metadata: JSON.parse(params['metadata'] || '{}'),
         created_by: @user,
         last_modified_by: @user,
         team: @team