class CmAdmin::Models::Export

def generate_excel(klass_name, params, helpers)
  klass = klass_name.constantize
  selected_column_names = params[:columns] || []
  # filter_params = params[:filters]
  model = CmAdmin::Model.find_by({name: klass_name})
  # records = get_records(klass, model, columns, helpers)
  records = "CmAdmin::#{klass_name}Policy::Scope".constantize.new(Current.user, klass).resolve
  filtered_data = CmAdmin::Models::Filter.filtered_data(model.filter_params(params), records, model.filters)
  formatted_data = format_records(filtered_data, model, selected_column_names, helpers)
  file_path = "#{Rails.root}/tmp/#{klass}_data_#{DateTime.now.strftime("%Y-%m-%d_%H-%M-%S")}.xlsx"
  create_workbook(model, formatted_data, selected_column_names, file_path)
  return file_path
end