basic udp client

project/scripts/autoload/udp_client.gd

@@ -0,0 +1,45 @@
+extends Node
+
+var udp_peer: PacketPeerUDP = PacketPeerUDP.new()
+var server_ip: String = "45.93.249.177" # Replace with your server's IP
+var server_port: int = 4477 # Replace with your server's port
+
+func _ready():
+	var err = udp_peer.bind(server_port, "*")
+	if err != OK:
+		print("Failed to bind to port: ", server_port)
+		return
+	print("Listening on port: ", server_port)
+	# Send a message to the server to initiate session ID assignment
+	var payload: Dictionary = {
+		"type": "init",
+	}
+	send_payload(payload)
+
+func _process(_delta):
+	if udp_peer.get_available_packet_count() > 0:
+		var packet = udp_peer.get_packet()
+		var message: String = packet.get_string_from_utf8()
+		print("Received: ", message)
+
+func send_message(message: String) -> void:
+	var payload: Dictionary = {
+		"type": "message",
+		"msg": message
+	}
+	send_payload(payload)
+
+func send_payload(payload: Dictionary):
+	var packet = JSON.stringify(payload).to_utf8_buffer()
+	udp_peer.set_dest_address(server_ip, server_port)
+	udp_peer.put_packet(packet)
+
+func move(vec: Vector2i):
+	var payload: Dictionary = {
+		"type": "move",
+		"direction": {
+			"x": vec.x,
+			"y": vec.y
+		}
+	}
+	send_payload(payload)