require "option_parser"

require "./duration"
require "./meta_data"
require "./controllers/info_controller"
require "./controllers/download_controller"

# Cli part of FosdemRecorder
module FosdemRecorder
  # Fosdem Cli - Download and cut streams video
  class Cli
    enum Actions
      Info
      None
    end

    property action : Actions = Actions::None

    def initialize(args)
      if args
        parse args
      end
    end

    def self.start(args)
      Cli.new(args)
    end



    private def parse(args)
      commands = [] of Proc(String, Nil)

      OptionParser.parse(args) do |opts|
        opts.banner = "Usage: fosdem-recorder [subcommand] [arguments]"

        # opts.on("update-cache", "Fetch schedule information") do
        #   commands << ->InfoController.process(String)
        # end

        opts.on("info", "Get information about URL") do
          commands << ->InfoController.process(String)
        end

        opts.on("download", "Download conference described at URL") do
          commands << ->DownloadController.process(String)
        end

        opts.on("-h", "--help", "Shows this help") do
          puts opts
          exit 0
        end
      end

      commands.each do |proc|
        targs = Tuple(String).from(args)
        proc.call(*targs)
      end
    end

  end
end