Improved network handling

network/Network.gd

@@ -0,0 +1,33 @@
+extends Node
+
+var udp := PacketPeerUDP.new()
+var handlers: Array[Node] = []
+
+enum Packet {
+	PING = 1,
+	LOGIN = 2,
+	LOGOUT = 3,
+	MOVE = 10,
+}
+
+func _init():
+	handlers.resize(256)
+	udp.connect_to_host("127.0.0.1", 4242)
+
+func _process(_delta):
+	if udp.get_available_packet_count() <= 0:
+		return
+
+	var packet := udp.get_packet()
+	var type := packet.decode_u8(0) as Packet
+	var handler := handlers[type]
+
+	if handler == null:
+		push_warning("Unknown packet type %d" % type)
+		return
+
+	handler.handle_packet(packet)
+
+func add_handler(packet: Packet, node: Node):
+	assert(node.has_method("handle_packet"))
+	handlers[packet] = node