request_bet and request_card are now broadcast for everyone to receive and display an arrow to represent active client's turn

elements/player_hand.gd

@@ -23,6 +23,9 @@ var _is_owned: bool
 @export var hide_client_name: bool = false
 @export var card_disallowed_label: Label
 
+@export var top_arrow_container: Node3D
+@export var bottom_arrow_container: Node3D
+
 var _selected_card: PlayingCard = null
 var _cards_in_hand_ids: Array[int] = []
 var _allow_clicking_cards: bool = false
@@ -38,11 +41,24 @@ signal card_played(card_id: int)
 func _ready() -> void:
 	if hide_client_name:
 		name_label.hide()
+	
+	top_arrow_container.hide()
+	bottom_arrow_container.hide()
 
 func set_player_data(client_data: ClientData) -> void:
 	_client_data = client_data
 	name_label.text = _client_data.client_name
 
+func set_turn(is_turn: bool, is_self: bool) -> void:
+	if is_turn:
+		if is_self:
+			top_arrow_container.show()
+		else:
+			bottom_arrow_container.show()
+	else:
+		top_arrow_container.hide()
+		bottom_arrow_container.hide()
+
 func add_card(card: PlayingCard) -> void:
 	card_container.add_child(card)
 	_arrange_cards()