extends Node

onready var signaller_url = "ws://localhost:8888"
# onready var signaller_url = "wss://webrtc-signaller.deno.dev:443"

onready var ice_servers = [
	{ "urls": ["stun:[::1]:3478", "stun:stun.l.google.com:19302"] },
	# { "urls": ["stun:stun.l.google.com:19302"] }, # just google
	# { "urls": ["stun:[::1]:3478"] }, # just localhost
]

const SignallerClient = preload("signaller_client.gd")
const WebRTCNegotiator = preload("webrtc_negotiator.gd")

onready var signaller_client = SignallerClient.new(signaller_url)
onready var negotiator = WebRTCNegotiator.new(ice_servers, signaller_client)

onready var onetime_cmd_flags = {
	"--multiplayer": false,
	"--create-lobby": false,
	"--join-first-available-lobby": false,
}

func check_onetime_flag(flag):
	var result = onetime_cmd_flags["--%s" % flag]
	onetime_cmd_flags["--%s" % flag] = false
	return result

func _ready():
	negotiator.signaller_client = signaller_client
	negotiator.ice_servers = ice_servers
	add_child(negotiator)

	for flag in onetime_cmd_flags.keys():
		if flag in OS.get_cmdline_args():
			onetime_cmd_flags[flag] = true

func goto_scene(scene_resource_name):
	var _result = get_tree().change_scene("res://screens/%s.tscn" % scene_resource_name)

func main_menu():
	negotiator.close()
	goto_scene("main_menu")

func fake_singleplayer():
	print("Faking network peer for singleplayer...")
	negotiator.multiplayer.initialize(1, true)
	get_tree().network_peer = negotiator.multiplayer
	var peer: WebRTCPeerConnection = WebRTCPeerConnection.new()
	peer.initialize()
	negotiator.multiplayer.add_peer(peer, 1)

func start_singleplayer_game():
	fake_singleplayer()
	negotiator.close()
	goto_game()

func goto_game():
	goto_scene("game")

func _signaller_connected():
	goto_scene("lobby_browser")

func lobby_browser():
	negotiator.close()
	signaller_client.connect("connected", self, "_signaller_connected")
	negotiator.connect_to_signaller()

func lobby():
	goto_scene("multiplayer_lobby")

func quit():
	negotiator.close()
	get_tree().quit()