gistfile1.rb

require 'fileutils'

def help
  print "
    Hello there! Welcome to the Ruby File Mover.
    Copy this script and the run.bat file into the working folder, then double click the run.bat file.
    Usage: ruby #{__FILE__}
        "
end

def file_op
  dir = Dir.open(__dir__)
  dir.each do |file|
    if File.extname(file) != '.xlsx'
      next if File.extname(file) != '.npi'
    end
    w = File.basename(file)
    x = w.split(/ /)[0..1].join(' ')
    y = '../' + x
    z = y + '/' + w
    print y
    FileUtils.mkdir_p(y)
    FileUtils.mv(file, z)
  end
end

if ARGV.empty?
  file_op
else
  help
  exit
end