Update columns for rails applications

models_to_update = {'Block::Article' => ['body'],
'Block::Calendar' => ['column_1', 'column_2'],
'Block::File' => ['content'],
'Block::SingleColumn' => ['column'],
'Block::TwoColumn' => ['column_1', 'column_2'],
'Notification' => ['details'],
'Performance' => ['description', 'info_column_1', 'info_column_2'],
'Performance::Category' => ['description'],
'Employee::Category' => ['info'],
'Employee' => ['bio'] }


models_to_update.each do |model,fields| 
  model = model.constantize
  
  model.all.each do |row|
    fields.each do |field|
      row.send(field).try(:gsub!, 'http://ostgotateatern-production.herokuapp.com', '')
    end
    if row.changed?
      row.save
    end

  end
end