Implement dynamic game scene loading to reduce memory usage

scenes/main.tscn

@@ -1,14 +1,11 @@
-[gd_scene load_steps=4 format=3 uid="uid://c1ibyecb1dmow"]
+[gd_scene load_steps=3 format=3 uid="uid://c1ibyecb1dmow"]
 
-[ext_resource type="PackedScene" uid="uid://cc2n5bb6al7qg" path="res://scenes/game.tscn" id="1_0xm2m"]
 [ext_resource type="Script" uid="uid://c8qyieqgdrge2" path="res://scripts/main.gd" id="1_h2yge"]
 [ext_resource type="PackedScene" uid="uid://dax0hhxr4xyjj" path="res://ui/menu.tscn" id="2_h2yge"]
 
 [node name="Main" type="Node2D"]
 script = ExtResource("1_h2yge")
 
-[node name="GameScene" parent="." instance=ExtResource("1_0xm2m")]
-
 [node name="GameMenu" parent="." instance=ExtResource("2_h2yge")]
 anchors_preset = 0
 anchor_right = 0.0

scripts/gamemanager.gd

@@ -12,4 +12,12 @@ class Score extends Resource:
     self.score = score_
     self.initials = initials_
 
-@export var high_scores: Array[Score] = []
+@export var high_scores: Array[Score] = []
+
+func reset_game() -> void:
+  # Reset game state - placeholder for actual game logic
+  pass
+
+func restart_level() -> void:
+  # Restart current level - placeholder for actual game logic
+  pass

scripts/main.gd

@@ -1,9 +1,12 @@
 extends Node2D
 
 @onready var game_menu := $GameMenu
-@onready var game_scene := $GameScene
 @onready var music_player := $MusicAudioStreamPlayer
 
+# Dynamic game scene management
+var game_scene: Node2D = null
+var game_scene_packed: PackedScene = preload("res://scenes/game.tscn")
+
 func _ready() -> void:
   GameManager.game_over.connect(_on_game_manager_game_over)
 
@@ -13,7 +16,8 @@ func _on_game_manager_game_over(player_won: bool) -> void:
   get_tree().paused = true
   # Load the game over screen
   game_menu.show()
-  game_scene.hide()
+  if game_scene:
+    game_scene.hide()
 
 func _input(event: InputEvent) -> void:
   if event.is_action_pressed("ui_cancel"):
@@ -32,10 +36,14 @@ func is_game_paused() -> bool:
 
 
 func pause_game() -> void:
-  game_menu.pause()
+  # Only pause if there's an active game scene
+  if game_scene:
+    game_menu.pause()
 
 func resume_game() -> void:
-  game_menu.unpause()
+  # Only unpause if there's an active game scene
+  if game_scene:
+    game_menu.unpause()
 
 
 func _on_game_menu_exit_game() -> void:
@@ -47,7 +55,11 @@ func _on_game_menu_return_main_menu() -> void:
   # Return to the main menu
   get_tree().paused = true
   game_menu.show()
-  game_scene.hide()
+
+  # Unload the game scene completely
+  if game_scene:
+    game_scene.queue_free()
+    game_scene = null
 
 
 func _on_game_menu_start_game() -> void:
@@ -56,7 +68,12 @@ func _on_game_menu_start_game() -> void:
   # Hide the game menu
   game_menu.hide()
 
-  # Start the game scene
+  # Load and instantiate the game scene
+  if not game_scene:
+    game_scene = game_scene_packed.instantiate()
+    add_child(game_scene)
+
+  # Show the game scene
   game_scene.show()
 
   # start the music
@@ -67,5 +84,12 @@ func _on_game_menu_start_game() -> void:
 
 func _on_game_menu_restart_game() -> void:
   print("Restarting game")
+
+  # Ensure game scene is loaded before restarting
+  if not game_scene:
+    game_scene = game_scene_packed.instantiate()
+    add_child(game_scene)
+    game_scene.show()
+
   GameManager.restart_level()
   resume_game()