flipper.rb

require 'json'

def get_links(file)
  body = File.read(file)
  json = JSON.parse(body)
  kv = json.dig("store", "pluginStates").to_a
  JSON.parse(kv.first[1])["requests"]
    .map { |k,v| v["url"] }
    .reject { |l| l[/clients3\.google\.com|doubleclick|localhost|googleapis\.com/] }
    .sort
end

def get_length(url)
  maybe_length = `curl --silent --HEAD "#{url}"`
    .split("\r\n")
    .grep(/Content-Length/)
    .first

  if maybe_length
    maybe_length
      .split(" ", 2)[1]
      .to_i
  else
    # TODO: download and check
    0
  end
end

def main(file)
  links = get_links(file)
  links_with_length = links.each_with_object({}) do |l, acc|
    if !acc[l]
      acc[l] = get_length(l)
    end
    acc
  end
    .sort_by { |k, v| v }
    .reverse
  puts JSON.generate(links_with_length)
end

main(ARGV.first)