fix: 优化代码

scripts/autoload/SceneManager.gd

@@ -2,6 +2,8 @@ extends Node
 
 var current_scene = null
 
+var Card = ResourceLoader.load("res://prefabs/game/card.tscn")
+
 func _ready():
     var root = get_tree().root
     current_scene = root.get_child(root.get_child_count() - 1)

scripts/game/card.gd

@@ -0,0 +1,5 @@
+extends Node2D
+
+func set_texture(pic: String) -> void:
+    $Sprite.texture = ResourceLoader.load(pic)
+

scripts/game/card.gd.uid

@@ -0,0 +1 @@
+uid://di3cxx8th55lg

scripts/game/game.gd

@@ -16,4 +16,9 @@ func init() -> void:
 			ipaddress = address
 	$IPLabel.text = ipaddress
 	$Player1/Username.text = GameManager.username
-	
+
+func new_card(card_name: String):
+	var card = SceneManager.Card.new()
+	add_child(card)
+	card.set_texture(GameManager.pic_list[card_name])
+	return card