added basic scene manager

game.gd

@@ -10,7 +10,11 @@ func _ready() -> void:
 	if skip_menu == true:
 		UI.show_ingame_controls(!skip_menu)
 		UI.show_main_menu(!skip_menu)
-		start_new_game()
+		if SaveManager.save_exists():
+			continue_game()
+		else:
+			start_new_game()
+			
 		return
 		
 	# On start of the game, the main menu is shown
@@ -21,15 +25,14 @@ func _ready() -> void:
 	
 # this event comes from the MainMenu Node in the UI
 func start_new_game() -> void:
-	var world = preload("res://worlds/debug_level.tscn").instantiate()
 	UI.show_ingame_controls()
 	
 	# Add the starting world
-	%CurrentLevel.add_child(world)
+	SceneManager.set_world("res://worlds/debug_level.tscn")
 	
 	# Add the starting player to the starting world
 	var player = preload("res://entities/player/player.tscn").instantiate()
-	world.add_child(player)
+	SceneManager.current_world.add_child(player)
 	
 	# Give the player a monster
 	var monster = MonsterData.new()

game.tscn

@@ -5,9 +5,8 @@
 
 [node name="Game" type="Node3D"]
 script = ExtResource("1_mfbtr")
-skip_menu = false
 
 [node name="UI" parent="." instance=ExtResource("2_ynhuf")]
 
-[node name="CurrentLevel" type="Node3D" parent="."]
+[node name="CurrentScene" type="Node3D" parent="."]
 unique_name_in_owner = true

globals/scene_manager.gd

@@ -0,0 +1,22 @@
+extends Node
+
+@onready var scene_root = $/root/Game/CurrentScene
+var current_world : Node = null
+
+func set_world(path: String):
+	if ResourceLoader.exists(path):
+		var world = load(path).instantiate()
+		scene_root.add_child(world)
+		current_world = world
+	else:
+		printerr("Level %s does not exist" % path)
+
+func remove_world():
+	var world = scene_root.get_child(0)
+	if world == null:
+		printerr("No world node found")
+		return
+	
+	scene_root.remove_child(world)
+	world.queue_free()
+	current_world = null

project.godot

@@ -20,6 +20,7 @@ config/icon="res://assets/logo/logo.png"
 
 SaveManager="*res://resources/save_game/save_manager.gd"
 UI="*res://ui/ui.gd"
+SceneManager="*res://globals/scene_manager.gd"
 
 [display]
 
@@ -34,6 +35,7 @@ window/handheld/orientation=1
 folder_colors={
 "res://assets/": "red",
 "res://entities/": "blue",
+"res://globals/": "purple",
 "res://materials/": "pink",
 "res://resources/": "yellow",
 "res://ui/": "green"

resources/monster_data.gd

@@ -28,7 +28,7 @@ var level: int = 1
 var xp: int = 1
 
 
-# the ID is the filename of the monster from res://resources/monsters/<filename>.tres
+# the ID is the filename of the monster from res://entities/monsters/<filename>.tres
 func set_data(p_unique_id = "", current_values: Dictionary = {}, p_level: int = 1) -> void:
 	if p_unique_id.is_empty():
 		printerr("Monster.gd: No ID given")
@@ -59,7 +59,7 @@ func set_data(p_unique_id = "", current_values: Dictionary = {}, p_level: int =
 
 func load_base_monster_data(p_unique_id):
 	var path = "res://resources/monsters/" + p_unique_id + ".tres"
-	if FileAccess.file_exists(path):
+	if ResourceLoader.exists(path):
 		var base_monster = load(path)
 		return base_monster
 	

resources/save_data.gd

@@ -1,41 +0,0 @@
-extends Node
-
-# SIGNALS
-signal inventory_changed
-
-# Player data
-var player_name: String = "Player"
-var money: int = 0
-var world: String = "res://scenes/worlds/debug_level.tscn"
-
-# Inventory data
-# Items with their unique id and amount
-
-# Monster Party data
-# monster with their values (unique id, atk, def, tmp for now)
-var monsters: Array
-
-func _init() -> void:
-	set_name("SaveData")
-
-func save():
-	var player_data = {
-		"player_name": player_name,
-		"money": money,
-		"world": world
-	}
-	
-	# Collect all data to save in one dictionary
-	var save_dict = {
-		"player_data": player_data
-	}
-	
-	return save_dict
-
-func setup_new_inventory() -> void:
-	var data = MonsterData.new()
-	data.set_data("debuggy", {}, 5)
-	print("After setting it in inventory: ", data.display_name)
-	
-	monsters.append(data)
-	inventory_changed.emit()

resources/save_game/save_manager.gd

@@ -44,17 +44,12 @@ func load_game():
 	
 	# Save a reference to the current save game
 	current_save = saved_game
-	print(saved_game.party[0].display_name)
 	
 	# Clean up all non-static objects from the scene
 	get_tree().call_group("save_nodes", "on_before_load_game")
 	
 	# Restore world data
-	# doing it via get_tree, until the SceneManager exists
+	SceneManager.set_world(saved_game.world)
-	var _world : Node = load(saved_game.world).instantiate()
-	get_node("/root/Game/CurrentLevel").add_child(_world)
-	world = _world
-	#SceneManager.set_world(saved_game.world)
 	
 	# Restore all other nodes
 	for node in saved_game.saved_data:
@@ -63,8 +58,8 @@ func load_game():
 		var restored_node = scene.instantiate()
 		
 		# Add the item to the world
-		# todo: add parent as value to save
+		# todo: add parent as value to save and restore to the parent
-		world.add_child(restored_node)
+		SceneManager.current_world.add_child(restored_node)
 		
 		# run a callback to restore the item's state
 		if restored_node.has_method("on_load_game"):