require 'erb'
require 'filesize'

RES_BASE  = "https://strawberry.thedevcave.net/~christoffermadsen/"
usernames = ["christoffermadsen","jmaa","jacob","alexander"]
shot_dir  = "/var/shots/"
erb_file  = "dcav-index.erb"
html_file = "/var/shots/html/index.html"

class User
  attr_accessor :name, :count, :size, :avgsize
  def <=> other
    other.count <=> count
  end
end

users = []
usernames.each do |username|
  user         = User.new
  user.name    = username
  user.size    = `du -B1 #{shot_dir}#{username}/ | awk {'print $1'} | head -n 1`
                 .delete("\n")
                 .to_i
  user.count   = `ls -1 #{shot_dir}#{username}/ | wc -l | head -n 1`
                 .delete("\n")
                 .to_i
  user.avgsize = user.size / user.count
  
  users     << user
end

File.open(html_file, 'w') do |f|
  f << ERB.new(File.read erb_file).result
end