stats.rb

class Stats
  QUEUES = [:bounced, :connect, :conversations, :deferred, :host, :lost, :sent]

  def self.lookup(pattern)
    keys = REDIS.keys(pattern)
    REDIS.mapped_mget(*keys)
  end

  def self.day_for(ip)
    # method should return a hash of count queues for 24 hours                                                                                                                                                 
    h = {}
    Stats::QUEUES.each do |queue|
      h[:"#{queue}:#{ip}:24"] = return_day_for(ip,queue)
    end
    h
  end

  def self.return_day_for(ip, queue)
    count = REDIS[:"#{queue}:#{ip}:24"]
    if !count
      new_count = sum_day_for(ip, queue)
      REDIS.setex(:"#{queue}:#{ip}:24", 120, new_count) if new_count
      new_count
    else
      count
    end
  end

  def self.sum_day_for(ip, queue)
    keys = REDIS.keys(:"#{queue}:#{ip}:*")
    REDIS.mget(*keys).inject(0) { |sum, n| sum + n.to_i } unless keys.empty?
  end
end