require 'json'

REGEXPS = [
  /linux/i, /debian/i, /ubuntu/i, /\bredhat\b/i, /\bRHEL\b/, /\bSUSE\b/, /\bCentOS\b/, /\bopensuse\b/i,
  /\bslackware\b/i, /\bKDE\b/, /\bGTK\d?\b/, /#GNOME\b/, /\bGNOME\s?\d+/, /\bkde plasma\b/i,
  /apt\-get/, /\bflatpak\b/i, /\b[Xx]org\b/
]

posts = JSON.load(File.read('atprotocoldev.json'))
loops = ARGV[0].to_i

if loops <= 0
  puts "Usage: #{$PROGRAM_NAME} <n_loops>"
  exit 1
end

time_start = Time.now

loops.times do
  posts.each do |text|
    match = REGEXPS.any? { |r| text =~ r }
  end
end

time_end = Time.now

total = loops * posts.length
total_time = time_end - time_start

puts "#{loops} * #{posts.length} = #{total} records in #{total_time} -> #{total / total_time} records/s"