gistfile1.txt

#!/usr/bin/env ruby

require "net/http"
require "json"
require "date"

def cookbooks
  uri = URI("https://supermarket.chef.io/api/v1/users/chef")
  response = Net::HTTP.get(uri)
  JSON.parse(response)["cookbooks"]["owns"].keys
end

def versions(cb_name)
  uri = URI("https://supermarket.chef.io/api/v1/cookbooks/#{cb_name}")
  response = Net::HTTP.get(uri)
  JSON.parse(response)["versions"].map! { |x| x.split("/")[-1] }
end

def cb_version_publish_date(cb, version)
  uri = URI("https://supermarket.chef.io/api/v1/cookbooks/#{cb}/versions/#{version}")
  response = Net::HTTP.get(uri)
  DateTime.parse(JSON.parse(response)["published_at"])
end


if ARGV.empty?
  puts "You must pass the date in format similar to 2017-01-01"
  exit!
end

since_date = DateTime.parse(ARGV.first)
releases = []

cookbooks.each do |cb|
  versions(cb).each do |version|
    puts "Checking #{cb} version #{version}"
    if cb_version_publish_date(cb, version) >= since_date
      releases << { cb => version }
    else
      break
    end
  end
end

puts "\nThere have been #{releases.count} releases since #{since_date}"