oh-my-git/scenes/tcp_server.gd

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GDScript3
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extends Node
signal data_received(string)
export var port: int
var _s = TCP_Server.new()
var _c
var _connected = false
func _ready():
start()
func start():
_s.listen(port)
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func _process(_delta):
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if _s.is_connection_available():
if _connected:
_c.disconnect_from_host()
helpers.crash("Dropping active connection")
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_c = _s.take_connection()
_connected = true
print("connected!")
if _connected:
if _c.get_status() != StreamPeerTCP.STATUS_CONNECTED:
_connected = false
print("disconnected")
var available = _c.get_available_bytes()
while available > 0:
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var data = _c.get_utf8_string(available)
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emit_signal("data_received", data)
available = _c.get_available_bytes()
func send(text):
if _connected:
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text += "\n"
_c.put_data(text.to_utf8())
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else:
helpers.crash("Trying to send data on closed connection")