show level name, best time, and thumbnail (#3)

now thumbnails need to be made

index.tscn

@@ -45,14 +45,15 @@ func set_main_menu():
 	main_menu.connect(\"request_play_level\", start_level)
 	add_child(main_menu)
 
-func start_level(level_scene: PackedScene) -> void:
+func start_level(level: Level) -> void:
 	if is_instance_valid(current_level):
 		current_level.queue_free()
 	if is_instance_valid(main_menu):
 		main_menu.queue_free()
 	
-	current_level = level_scene.instantiate()
+	current_level = level
 	add_child(current_level)
+	
 	current_level.connect(\"completed\", finish_current_level)
 	current_level.connect(\"ring_collected\", func():
 		gui_rings.remaining_rings = len(current_level.rings) - current_level.finished_rings_count

levels/forest/level.tscn

@@ -10,8 +10,18 @@
 [sub_resource type="GDScript" id="GDScript_mqwxc"]
 script/source = "extends Level
 
+var cycle := 0
+
 func _init() -> void:
 	self.id = \"forest\"
+	self.thumbnail = load(\"res://levels/forest/thumbnail.png\")
+
+func _process(_delta: float) -> void:
+	var moving_ring: Ring = $Rings/Ring18
+	if !moving_ring.collected:
+		if moving_ring.position.y < 55 or moving_ring.position.y > 65:
+			cycle += 1
+		moving_ring.position.y += 0.5 if cycle % 2 else -0.5
 
 func _on_player_velocity_change(new_velocity: float) -> void:
 	self.velocity = new_velocity

levels/forest/thumbnail.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dhyxogc13hnbe"
+path="res://.godot/imported/thumbnail.png-6909560b6205778a3cb325a584af7ca5.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://levels/forest/thumbnail.png"
+dest_files=["res://.godot/imported/thumbnail.png-6909560b6205778a3cb325a584af7ca5.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

levels/level.gd

@@ -6,13 +6,16 @@ signal completed
 
 ## Lowercase, spaceless name of the level
 var id: String
+var thumbnail: CompressedTexture2D
 var music: Music
-var velocity: float = 0.0
 var rings: Array[Ring] = []
 var finished_rings_count: int = 0
+var velocity: float = 0.0
+
+func _init() -> void:
+	assert(len(id) > 0, self.name + " has no id!")
 
 func _ready() -> void:
-	assert(len(id) > 0, self.name + " has no id!")
 	var children = get_children()
 	for child in children:
 		if is_instance_of(child, Music):

menus/main/level_selection_menu.tscn

@@ -5,19 +5,56 @@ script/source = "extends Control
 
 signal request_play_level
 
+@onready var carousel := $VBoxContainer/Selection/Carousel
+@onready var label_time := $VBoxContainer/Presentation/MarginContainer/VBoxContainer/BestTime
 const levels = [
-	preload(\"res://levels/base/level.tscn\"),
+	\"res://levels/base/level.tscn\",
-	preload(\"res://levels/forest/level.tscn\"),
+	\"res://levels/forest/level.tscn\",
-	preload(\"res://levels/night/level.tscn\"),
+	\"res://levels/night/level.tscn\",
 ]
-var selected_level := -1
+var loaded_level: Level
 
 func _ready() -> void:
+	var placeholders := carousel.get_children()
+	for placeholder in placeholders:
+		placeholder.queue_free()
+	
 	for i in len(levels):
 		var btn := Button.new()
 		btn.text = \"Level \" + str(i + 1)
-		btn.connect(\"pressed\", func(): request_play_level.emit(levels[i]))
+		btn.connect(\"pressed\", func(): prepare_level(levels[i]))
-		$VBoxContainer/Carousel.add_child(btn)
+		carousel.add_child(btn)
+
+func prepare_level(level_scene_path: String):
+	if is_instance_valid(loaded_level):
+		loaded_level.queue_free()
+	
+	ResourceLoader.load_threaded_request(level_scene_path)
+	var level_scene = ResourceLoader.load_threaded_get(level_scene_path)
+	loaded_level = level_scene.instantiate()
+	$VBoxContainer/Presentation/Thumbnail.texture = loaded_level.thumbnail
+	$VBoxContainer/Presentation/MarginContainer/VBoxContainer/LevelName.text = \"The \" + loaded_level.id.capitalize()
+	$VBoxContainer/Presentation.show()
+	$VBoxContainer/MarginContainer/PlayButton.show()
+	display_file_data(SaveFiles.read(SaveFiles.selected_file))
+
+func display_file_data(data: Variant) -> void:
+	label_time.text = \"Best time: \"
+	var property_name := loaded_level.id + \"_best_time\"
+	if data.has(property_name) and data[property_name] is float:
+		var seconds: float = data[property_name]
+		var minutes: int = floor(seconds / 60)
+		label_time.text += (\"%0*d\" % [2, minutes]) + \":\" + (\"%0*.3f\" % [6, seconds - (minutes * 60)])
+	else:
+		label_time.text += \"00:00.000\"
+
+func _on_play_button_pressed() -> void:
+	if is_instance_valid(loaded_level):
+		request_play_level.emit(loaded_level)
+
+func seconds_to_readable(seconds: float) -> String:
+	var minutes: int = floor(seconds / 60)
+	return (\"%0*d\" % [2, minutes]) + \":\" + (\"%0*.3f\" % [6, seconds - (minutes * 60)])
 "
 
 [node name="LevelSelectionMenu" type="Control"]
@@ -37,6 +74,62 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 
-[node name="Carousel" type="HBoxContainer" parent="VBoxContainer"]
+[node name="Selection" type="ScrollContainer" parent="VBoxContainer"]
+custom_minimum_size = Vector2(0, 50)
+layout_mode = 2
+
+[node name="Carousel" type="HBoxContainer" parent="VBoxContainer/Selection"]
+layout_mode = 2
+size_flags_horizontal = 3
+theme_override_constants/separation = 10
+alignment = 1
+
+[node name="Placeholder1" type="Button" parent="VBoxContainer/Selection/Carousel"]
+layout_mode = 2
+theme_override_constants/icon_max_width = 150
+text = "Placeholder"
+
+[node name="Placeholder2" type="Button" parent="VBoxContainer/Selection/Carousel"]
+layout_mode = 2
+text = "Placeholder"
+
+[node name="Placeholder3" type="Button" parent="VBoxContainer/Selection/Carousel"]
+layout_mode = 2
+text = "Placeholder"
+
+[node name="Presentation" type="HBoxContainer" parent="VBoxContainer"]
+visible = false
+layout_mode = 2
+
+[node name="Thumbnail" type="TextureRect" parent="VBoxContainer/Presentation"]
+custom_minimum_size = Vector2(150, 150)
+layout_mode = 2
+expand_mode = 1
+stretch_mode = 4
+
+[node name="MarginContainer" type="MarginContainer" parent="VBoxContainer/Presentation"]
+layout_mode = 2
+theme_override_constants/margin_left = 5
+
+[node name="VBoxContainer" type="VBoxContainer" parent="VBoxContainer/Presentation/MarginContainer"]
 layout_mode = 2
 alignment = 1
+
+[node name="LevelName" type="Label" parent="VBoxContainer/Presentation/MarginContainer/VBoxContainer"]
+layout_mode = 2
+text = "Placeholder"
+
+[node name="BestTime" type="Label" parent="VBoxContainer/Presentation/MarginContainer/VBoxContainer"]
+layout_mode = 2
+text = "Best time: 00:00.000"
+
+[node name="MarginContainer" type="MarginContainer" parent="VBoxContainer"]
+layout_mode = 2
+theme_override_constants/margin_top = 15
+
+[node name="PlayButton" type="Button" parent="VBoxContainer/MarginContainer"]
+visible = false
+layout_mode = 2
+text = "Play!"
+
+[connection signal="pressed" from="VBoxContainer/MarginContainer/PlayButton" to="." method="_on_play_button_pressed"]

menus/main/main_menu.tscn

@@ -38,7 +38,7 @@ func start() -> void:
 const res_level_selection_menu = preload(\"res://menus/main/level_selection_menu.tscn\")
 func level_selection() -> void:
 	var level_selection_menu := res_level_selection_menu.instantiate()
-	level_selection_menu.connect(\"request_play_level\", func(level: PackedScene): request_play_level.emit(level))
+	level_selection_menu.connect(\"request_play_level\", func(level: Level): request_play_level.emit(level))
 	$Menus/Panel3.change_menu(level_selection_menu)
 	rotate_cube_to(180)