module CsvRowModel module Export module SingleModel extend ActiveSupport::Concern included do alias_method :is_row_name?, :is_column_name? class << self # @return [Boolean] by default false def single_model? true end end end # @return [Array] an array of rows, where if cell is row_name, it's parsed into the header_match # and everything else is return as is. def to_rows rows_temaplate.map do |row| result = [] row.each do |cell| if is_row_name? cell header_matchs = self.class.options(cell)[:header_matchs] result << "#{header_matchs ? header_matchs.first : self.class.format_header(cell)}" result << "#{attributes[cell]}" else result << cell.to_s end end result end end # Safe to override # # @return [Array] an array of arrays, where every represents a row and every row # can have strings and row_name (column_name). By default, # returns a row_name for every row def rows_temaplate @rows_temaplate ||= self.class.row_names.map{ |row_name| [row_name]} end end end end