Godot 3 4 network property replication multiplayer

extends Node


@export var enabled = true
@export var _replicatedNode: NodePath
@onready var replicatedNode:Node = get_node(_replicatedNode)
@export var replicatedValues:Array[String] = []

# should be renamed packet_id
var network_id = 0
var last_recieved_network_id = -1
var update_override = false

func _ready():
    var parent = self.get_parent()
    if NetworkUtil.is_multiplayer_active() and not parent.is_multiplayer_authority() and enabled:
        rpc("requestUpdate")

var old_rep:Array
# Called when the node enters the scene tree for the first time.
func _process(_delta):
    var parent = self.get_parent()
    if NetworkUtil.is_multiplayer_active() and parent.is_multiplayer_authority() and enabled:
        var rep:Array = prep_replicate_values()
        if old_rep == null:
            old_rep = rep
        if update_override or not compareRepArrays(rep, old_rep):
            #FIXME
            #rpc_unreliable("replicate_properties", rep, network_id)
            rpc("replicate_properties", rep, network_id)
        update_override = false
        old_rep = rep
        network_id += 1
        if network_id > 1000000000:
            network_id = 0

func prep_replicate_values() -> Array:
    var rep_values = null

    var node =  get_node(_replicatedNode)
    if node:
        var size = replicatedValues.size()
        if size > 0:
            rep_values = []
            rep_values.resize(size)
        for i in range(size):
            if replicatedValues[i] in node:
                rep_values[i] = replicatedNode[replicatedValues[i]]
                pass
    return rep_values

func compareRepArrays(arr1, arr2):
    var size = arr1.size()
    if size == arr2.size():
        for i in range(size):
            if arr1 != arr2:
                return false
    return true

@rpc func requestUpdate():
    update_override = true

@rpc("any_peer") func replicate_properties(values:Array, net_id):
    if(last_recieved_network_id < net_id or net_id+100000 < last_recieved_network_id):
        last_recieved_network_id = net_id
        #self.get_parent().set_global_transform(g_transform)
        for i in range(values.size()):
            replicatedNode[replicatedValues[i]] = values[i]