function reverse_sorted_records(records)
    if records == nil then return nil end
    local sorted_records = {}
    for player, delta in pairs(records) do
      table.insert(sorted_records, { player, delta })
    end
    table.sort(sorted_records, function (L, R) return L[2] > R[2] end)
    return sorted_records
 end

  function add_record(map, player, delta)
    local records = load_records(map)
    if records[player] == nil or delta < records[player] then
      records[player] = delta
      save_records(map, records)
    new_record_added = true
    end
  end

  function save_records(map, records)
    local sorted_records = sorted_records(records)
    local lines = {}
    for i,record in ipairs(sorted_records) do
      table.insert(lines, record[1] .. " " .. tostring(record[2]))
    end
    cfg.setvalue("SvearkMod_maps", map:lower():gsub("=", ""), table.concat(lines, "\t"))
  end

  function load_records(map)
    local records = {}
    local data = cfg.getvalue("SvearkMod_maps", map:lower():gsub("=", ""))
    if data ~= nil then
      local lines = split(data, "\t")
      for i,line in ipairs(lines) do
        record = split(line, " ")
        records[record[1]] = tonumber(record[2])
      end
    end
    return records
  end

  function get_best_record(map)
    local sorted_records = sorted_records(load_records(map))
    local i, best_record = next(sorted_records)
  if  best_record == nil then
  return PLUGIN_BLOCK
 end
 if best_record[1] or best_record[2] ~= nil then
   return best_record[1], best_record[2]
 elseif best_record[1] or best_record[2] == nil then
 print("Error returning best_record")
 end
 end

 ---