finalize implement savegame loading trough main menu

src/main.gd

@@ -1,13 +1,25 @@
 extends Node3D
 
+signal room_loaded
+
+var has_stage: bool = false:
+	set(stage):
+		has_stage = stage
+		if in_game and has_stage:
+			in_game = false
+			_return_to_menu()
+
 @export_file(".tscn") var youth_room_path: String
 @export_file(".tscn") var transition_room_path: String
 @export_file(".tscn") var adulthood_room_path: String
 @export_file(".tscn") var ending_path: String
 
+@onready var main_menu:MainMenu = %"Main Menu"
 @onready var menu_animation: AnimationTree = %MenuAnimationTree
 @onready var focus_forward = %"Main Menu"
 
+var current_room_id: State.rooms
+
 var in_game = false
 
 var current_loaded_room: Node3D
@@ -29,12 +41,17 @@ func _ready():
 
 func _process(delta: float) -> void:
 	if currently_loading_room != "":
-		var progress:Array
+		if ResourceLoader.load_threaded_get_status(currently_loading_room) == 3:
-		if ResourceLoader.load_threaded_get_status(youth_room_path, progress) == 3:
 			current_loaded_room = ResourceLoader.load_threaded_get(youth_room_path).instantiate()
 			add_child(current_loaded_room)
 			move_child(current_loaded_room, 0)
 			currently_loading_room = ""
+			room_loaded.emit()
+			
+	if Input.is_action_just_pressed("reset_demo") and (OS.has_feature("demo") or true):
+		State.stage_list = [self]
+		_return_to_menu()
+		$"Messe-Menue".show()
 
 func debug_youth():
 	get_child(1).hide()
@@ -42,3 +59,51 @@ func debug_youth():
 	get_child(3).hide()
 	get_child(0).get_ready()
 	get_child(0).start()
+
+func _return_to_menu():
+	State.active_save_game = null
+	
+	menu_animation["parameters/conditions/start_game"] = false
+	
+	State.pass_stage_to(main_menu)
+	
+	currently_loading_room = get_room_path_from_id(main_menu.save_game_handle.get_most_recent_save().current_room)
+
+	menu_animation["parameters/conditions/return_to_menu"] = true
+	await(get_tree().create_timer(0.5).timeout)
+	menu_animation["parameters/conditions/return_to_menu"] = false
+	_on_ready_to_unload()
+
+func load_save(save: SaveGame):
+	
+	#if currently_loading_room != "":
+	#	await(room_loaded)
+	
+	if save.current_room != current_room_id:
+		# TODO Prevent race condition from appearing when save is loaded while room is still loading.
+		currently_loading_room = get_room_path_from_id(save.current_room)
+		await(room_loaded)
+	
+	menu_animation["parameters/conditions/start_game"] = true
+	
+	State.active_save_game = save
+	State.pass_stage_to(get_child(0))
+
+func _on_ready_to_unload():
+	if get_child(0) is Node3D:
+		get_child(0).free()
+	
+func get_room_path_from_id(id: State.rooms) -> String:
+	match id:
+		State.rooms.YOUTH, State.rooms.MENU, State.rooms.DRAVEN:
+			return youth_room_path
+		State.rooms.TRANSITION:
+			return transition_room_path
+		State.rooms.ADULTHOOD:
+			return adulthood_room_path
+		_:
+			return ending_path
+
+func start_demo():
+	load_save(SaveGame.new())
+	$"Messe-Menue".hide()

src/main_menu.tscn

@@ -1,6 +1,6 @@
-[gd_scene load_steps=16 format=3 uid="uid://b51wdql4mby47"]
+[gd_scene load_steps=27 format=3 uid="uid://b51wdql4mby47"]
 
-[ext_resource type="Theme" uid="uid://b056fn288p8ha" path="res://logic-scenes/themes/easy-handwriting.theme" id="1_2dg4n"]
+[ext_resource type="Theme" uid="uid://b056fn288p8ha" path="res://logic-scenes/themes/handwriting.theme" id="1_2dg4n"]
 [ext_resource type="Script" path="res://logic-scenes/main menu/main_menu.gd" id="2_rm576"]
 [ext_resource type="PackedScene" uid="uid://gmxenhavh1lp" path="res://logic-scenes/main menu/video_settings.tscn" id="3_f0dcd"]
 [ext_resource type="Texture2D" uid="uid://d3ewjumh0b0g6" path="res://logic-scenes/main menu/logo.png" id="3_xb2np"]
@@ -10,6 +10,8 @@
 [ext_resource type="PackedScene" uid="uid://dxwqkxq6qjk7i" path="res://logic-scenes/main menu/gameplay_settings.tscn" id="6_p7ypt"]
 [ext_resource type="PackedScene" uid="uid://chal0ioagspx0" path="res://logic-scenes/main menu/content_settings.tscn" id="7_pnd48"]
 [ext_resource type="Script" path="res://logic-scenes/main menu/save_game_list.gd" id="8_o0cpj"]
+[ext_resource type="Script" path="res://dev-util/savegame.gd" id="11_cspq7"]
+[ext_resource type="Texture2D" uid="uid://bk5ja14r7r6i4" path="res://import/interface-elements/empty_save_slot.png" id="12_6qu04"]
 
 [sub_resource type="StyleBoxEmpty" id="StyleBoxEmpty_njt06"]
 
@@ -247,6 +249,105 @@ _data = {
 "vanish": SubResource("Animation_a3iyq")
 }
 
+[sub_resource type="Resource" id="Resource_civda"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-10_16:20:34"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72857e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_ny8h2"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-11_15:37:47"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72865e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_eypce"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-12_00:52:41"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72869e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_0aleq"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_00:20:28"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72903e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_yamni"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_01:04:19"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72903e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_ofqsy"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_01:25:54"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72903e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_775qv"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_01:41:58"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72904e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_epdda"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_02:39:09"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72904e+09
+is_save_file_valid = false
+
+[sub_resource type="Resource" id="Resource_idh7b"]
+script = ExtResource("11_cspq7")
+filepath = ""
+unique_save_name = "frame_of_mind_2024-10-16_02:46:05"
+current_room = 0
+mementos_complete = 0
+board_state = {}
+thumbnail = ExtResource("12_6qu04")
+last_saved = 1.72904e+09
+is_save_file_valid = false
+
 [node name="Main Menu" type="Panel"]
 anchors_preset = 15
 anchor_right = 1.0
@@ -396,6 +497,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("8_o0cpj")
+saves = Array[ExtResource("11_cspq7")]([SubResource("Resource_civda"), SubResource("Resource_ny8h2"), SubResource("Resource_eypce"), SubResource("Resource_0aleq"), SubResource("Resource_yamni"), SubResource("Resource_ofqsy"), SubResource("Resource_775qv"), SubResource("Resource_epdda"), SubResource("Resource_idh7b")])
 
 [node name="ScrollContainer" type="ScrollContainer" parent="."]
 layout_mode = 0