extends Control

# TODO: rename to server browser

onready var is_loaded = false

onready var lobbies = $v/body/lobbies
onready var join_button = $v/head/join
onready var lobbies_label = $v/subhead/label
onready var display_name_edit = $v/subhead/display_name

onready var lobbies_map = {}

func _ready():
	display_name_edit.text = Global.client.signaller.display_name
	join_button.disabled = true
	Global.client.signaller.connect("lobby_new", self, "_lobby_new")
	Global.client.signaller.connect("lobby_delete", self, "_lobby_delete")
	Global.client.signaller.connect("lobby_joined", self, "_lobby_joined")
	Global.client.signaller.connect("lobby_left", self, "_lobby_left")
	Global.client.signaller.connect("websocket_disconnected", self, "_signaller_disconnected")
	Global.client.signaller.request_lobby_list()

	if Global.create_lobby:
		Global.create_lobby = false
		Global.client.signaller.create_lobby()

func _signaller_disconnected():
	Global.main_menu()

func _lobby_joined(_id, _peerId):
	Global.lobby()

func _lobby_left(_id):
	Global.lobby_browser()

func _on_back_pressed():
	Global.main_menu()

func _on_create_lobby_pressed():
	Global.client.signaller.create_lobby()

func _on_join_pressed():
	var items = lobbies.get_selected_items()
	if len(items) > 0:
		Global.client.signaller.join_lobby(lobbies.get_item_metadata(items[0])["id"])

func _lobby_new(new_lobbies):
	# TODO: handle scrolling so that the user is never too jarred (like chat)
	for lobby_index in range(len(new_lobbies)):
		var lobby = new_lobbies[lobby_index]
		var id = lobby["id"]
		var lobby_text = "%s (%d/%d players)" % [lobby["name"], lobby["currentPlayers"], lobby["maxPlayers"]]
		if lobbies_map.has(id):
			print("Updated Lobby ", lobby)
			var i = lobbies_map[id]
			lobbies.set_item_metadata(i, lobby)
			lobbies.set_item_text(i, lobby_text)
		else:
			print("New Lobby ", lobby)
			lobbies.add_item(lobby_text)
			lobbies_map[id] = lobbies.get_item_count() - 1
			lobbies.set_item_metadata(lobbies_map[id], lobby)

		if Global.join_first_available_lobby:
			Global.join_first_available_lobby = false
			Global.client.signaller.join_lobby(id)
	lobbies_label.text = "Active Lobbies: %d" % lobbies.get_item_count()

func _lobby_delete(id):
	if lobbies_map.has(id):
		var i = lobbies_map[id]
		# TODO: this will break our current mappings due to re-order
		lobbies.remove_item(i)
	lobbies_label.text = "Active Lobbies: %d" % lobbies.get_item_count()

func _on_lobbies_item_activated(_index):
	_on_join_pressed()

func _on_lobbies_item_selected(_index):
	join_button.disabled = false

func _on_display_name_text_changed(new_text):
	Global.client.signaller.set_display_name(new_text)