server.cr

require "./stal/*"

require "kemal"

class Notifier
  def initialize
    @chan = Channel(String).new
  end

  def notify(msg = "YOLO")
    spawn do
      puts "before"
      @chan.send(msg)
      puts "after"
    end
  end

  def chan
    @chan
  end
end

module Stal
  notifier = Notifier.new

  get "/" do
    notifier.notify
    "OK"
  end

  spawn do
    loop do
      # Hang out here in processing stage but return web browser immediately
      sleep 5
      puts notifier.chan.receive
    end
  end

  Kemal.run
end