bet input now responds to inputs with (error) messages

number_input.gd

@@ -4,14 +4,35 @@ extends LineEdit
 ## Only allows numeric input, discards everything else.
 
 var _regex: RegEx = RegEx.new()
+var _disallowed_bet: String = "3"
+@export var error_label: Label
+@export var disallowed_bet_label: Label
 @export var submit_button: Button
 
 func _ready() -> void:
 	_regex.compile("[^\\d]")
 	submit_button.disabled = true
 
+func set_disallowed_bet(bet: int) -> void:
+	_disallowed_bet = str(bet)
+
 func _on_text_changed(new_text: String) -> void:
-	if new_text.is_empty() or _regex.search(new_text):
+	if new_text.is_empty():
 		submit_button.disabled = true
+		error_label.text = ""
+	elif _regex.search(new_text):
+		submit_button.disabled = true
+		error_label.text = "Numbers only!"
+	elif new_text == _disallowed_bet:
+		submit_button.disabled = true
+		error_label.text = "Not allowed!"
 	else:
 		submit_button.disabled = false
+		error_label.text = ""
+
+func _on_web_client_tcp_received_bet_request(disallowed_bet: int) -> void:
+	set_disallowed_bet(disallowed_bet)
+	if disallowed_bet == -1:
+		disallowed_bet_label.text = "Bet anything"
+	else:
+		disallowed_bet_label.text = "Disallowed bet: {bet}".format({"bet": disallowed_bet})