require "http/web_socket"
require "json"
require "pretty_print"

settings = Hash(String, String).new

settings["home"]         = Path.home.to_s
settings["access_token"] = File.read( settings["home"] + "/.config/twitch/access_token" ).chomp
settings["client_id"]    = File.read( settings["home"] + "/.config/twitch/client_id"    ).chomp
settings["channel"]      = File.read( settings["home"] + "/.config/twitch/channel"      ).chomp
settings["channel_id"]   = File.read( settings["home"] + "/.config/twitch/channel_id"   ).chomp

def pubsub_send ( settings, pubsub : HTTP::WebSocket, msg )
  pubsub.send( msg )
  puts( ("SENT    : " + msg).gsub(/#{settings["access_token"]}/,"NOPE").gsub(/#{settings["client_id"]}/, "NOPE") )
end

def ircmsg( home : String, channel : String, msg : String)
  if msg !~ /(\r|\n)/
    sock = Socket.unix
#    sock.connect Socket::UNIXAddress.new( home + "/.irssi/twitch-socket".to_s, type: Socket::Type::DGRAM )
    sock.connect Socket::UNIXAddress.new( home + "/.irssi/twitch-socket".to_s )
    sock.puts( "#" + channel + " " + msg )
    sock.close
  end
end

def effectsmsg( msg : String )
  sock = Socket.unix
  sock.connect Socket::UNIXAddress.new( "/etc/twitch/effects-socket" )
  sock.puts( msg )
  sock.close
rescue ex
  STDERR.puts( ex )
end

msg_ping = {
  "type" => "PING"
}.to_json.to_s


struct Nil
  def as_s?
    self
  end
end


spawn do
  loop do
    begin
    obs_pubsub = HTTP::WebSocket.new( URI.parse( "ws://127.0.0.1:4444/" ), HTTP::Headers{"Cookie" => "SESSIONID=1234"} )
    obs_pubsub.on_message do | message |
      print( "RECEIVED: ")
      json = JSON.parse( message )
      print( json.to_pretty_json )
      print( "\n")
      case json["update-type"]?
      when "SwitchScenes"
        ircmsg( settings["home"], settings["channel"], "| obs: switched scene to " + ( json["scene-name"]?.as_s? || "unknown" ) )
      end
    end
      obs_pubsub.run
    rescue ex
      ircmsg( settings["home"], settings["channel"], "obs.cr: " + ex.to_s.gsub(/\r|\n/, ' ') )
      puts ex
      obs_pubsub && obs_pubsub.close
    end
    sleep 10
    next
  end
end

loop do
  sleep 10
end
#RECEIVED: {
#  "type": "MESSAGE",
#  "data": {
#    "topic": "channel-subscribe-events-v1.59895482",
#    "message": "{\"benefit_end_month\":0,\"user_name\":\"orangesherbet\",\"display_name\":\"orangesherbet\",\"channel_name\":\"bungmonkey\",\"user_id\":\"36184711\",\"channel_id\":\"59895482\",\"time\":\"2020-05-06T06:55:31.362125005Z\",\"sub_message\":{\"message\":\"seqDag bungmoButt bungmoFart\",\"emotes\":[{\"start\":0,\"end\":5,\"id\":\"496082\"},{\"start\":7,\"end\":16,\"id\":\"300780134\"},{\"start\":18,\"end\":27,\"id\":\"301501910\"}]},\"sub_plan\":\"1000\",\"sub_plan_name\":\"5\",\"months\":0,\"cumulative_months\":21,\"context\":\"resub\"}"
#  }
#}
#