require_relative "../../../core_ext"

class Ecu
  class Festwerteblock < Label
    def self.dcm_header
      %r{FESTWERTEBLOCK\s+(?<name>[A-Za-z0-9\._]+)\s+(?<xdim>\d+)(?:\s+@\s+(?<ydim>\d+))?}
    end

    def to_dcm
      "FESTWERTEBLOCK #{name} #{xdim}".tap do |str|
        str << " @ #{ydim}" if ydim != 1
        str << "\n"
        str << "  LANGNAME #{description.enquote}\n" if description
        str << "  FUNKTION #{function}\n"            if function
        str << "  EINHEIT_W #{unit.enquote}\n"       if unit
        value.each do |row|
          str << case row.first
                 when Numeric then "  WERT #{row.join(" ")}\n"
                 when String  then "  TEXT #{row.map(&:enquote).join(" ")}\n"
                 end
        end
        str << "END\n"
      end
    end
  end
end