Clean code naming convention

sources/gardens/gardens.gd

@@ -1,16 +1,16 @@
 extends Control
+class_name Gardens
+
 signal minigame_layout_opened()
 
 # Namespace
-const LookAndLearn: = preload("res://sources/look_and_learn/look_and_learn.gd")
+const KALULU: = preload("res://sources/minigames/base/kalulu.gd")
-const MinigameLayout: = preload("res://sources/gardens/minigame_layout.gd")
-const Kalulu: = preload("res://sources/minigames/base/kalulu.gd")
 
-const garden_scene: PackedScene = preload("res://resources/gardens/garden.tscn")
+const GARDEN_SCENE: PackedScene = preload("res://resources/gardens/garden.tscn")
-const look_and_learn_scene: PackedScene = preload("res://sources/look_and_learn/look_and_learn.tscn")
+const LOOK_AND_LEARN_SCENE: PackedScene = preload("res://sources/look_and_learn/look_and_learn.tscn")
-const flower_fvx: PackedScene = preload("res://sources/gardens/flower_particle.tscn")
+const FLOWER_FVX: PackedScene = preload("res://sources/gardens/flower_particle.tscn")
 
-const garden_size: int = 2400
+const GARDEN_SIZE: int = 2400
 
 @export_category("Layout")
 @export var gardens_layout: GardensLayout:
@@ -46,7 +46,7 @@ const garden_size: int = 2400
 @onready var minigame_background: TextureRect = %MinigameBackground
 @onready var minigame_background_center: TextureRect = %MinigameBackgroundCenter
 @onready var lock: Control = %Lock
-@onready var kalulu: Kalulu = %Kalulu
+@onready var kalulu: KALULU = %Kalulu
 @onready var kalulu_button: CanvasItem = %KaluluButton
 
 @onready var intro_speech: AudioStreamMP3 = Database.load_external_sound(Database.get_kalulu_speech_path("gardens_screen", "intro"))
@@ -238,9 +238,9 @@ func _ready() -> void:
 			Logger.error("Gardens: initialisation: transition_data exists but does not contains the needed current_garden_index")
 			starting_garden = 0
 	
-	scroll_container.scroll_horizontal = garden_size * starting_garden
+	scroll_container.scroll_horizontal = GARDEN_SIZE * starting_garden
 	@warning_ignore("integer_division")
-	scroll_beginning_garden = scroll_container.scroll_horizontal / garden_size
+	scroll_beginning_garden = scroll_container.scroll_horizontal / GARDEN_SIZE
 	
 	current_garden = garden_parent.get_child(starting_garden)
 	
@@ -285,7 +285,7 @@ func _ready() -> void:
 					play_animation = true
 				
 				if play_animation:
-					var fvfx: FlowerVFX = flower_fvx.instantiate()
+					var fvfx: FlowerVFX = FLOWER_FVX.instantiate()
 					current_garden.flower_controls[flower_ind].add_child(fvfx)
 					fvfx.anchor_bottom = 0.5
 					fvfx.anchor_top = 0.5
@@ -346,14 +346,14 @@ func _ready() -> void:
 			# Check if we need to scroll to the next garden
 			if is_last_lesson_of_garden:
 				@warning_ignore("integer_division")
-				scroll_beginning_garden = scroll_container.scroll_horizontal / garden_size
+				scroll_beginning_garden = scroll_container.scroll_horizontal / GARDEN_SIZE
-				var target_scroll: int = scroll_beginning_garden * garden_size + garden_size
+				var target_scroll: int = scroll_beginning_garden * GARDEN_SIZE + GARDEN_SIZE
 				var tween: Tween = create_tween()
 				tween.set_ease(Tween.EASE_IN_OUT)
 				tween.tween_property(scroll_container, "scroll_horizontal", target_scroll, 4)
 				
 				@warning_ignore("integer_division")
-				scroll_beginning_garden = target_scroll / garden_size
+				scroll_beginning_garden = target_scroll / GARDEN_SIZE
 				
 				current_garden = garden_parent.get_child(scroll_beginning_garden)
 			
@@ -571,7 +571,7 @@ func add_gardens() -> void:
 	var current_lesson_count: int = 0
 	var garden_index: int = 0
 	for garden_layout: GardenLayout in gardens_layout.gardens:
-		var garden: Garden = garden_scene.instantiate()
+		var garden: Garden = GARDEN_SCENE.instantiate()
 		garden_parent.add_child(garden)
 		garden.garden_index = garden_index
 		garden_index += 1
@@ -649,7 +649,7 @@ func _on_lesson_button_pressed() -> void:
 		current_garden_index = current_garden.garden_index,
 		look_and_learn_completed = false
 	}
-	get_tree().change_scene_to_packed(look_and_learn_scene)
+	get_tree().change_scene_to_packed(LOOK_AND_LEARN_SCENE)
 
 
 func _on_minigame_button_pressed(minigame_scene: PackedScene, minigame_number: int) -> void:
@@ -675,21 +675,21 @@ func _on_scroll_container_gui_input(event: InputEvent) -> void:
 	if event.is_action_pressed("left_click"):
 		is_scrolling = true
 		@warning_ignore("integer_division")
-		scroll_beginning_garden = scroll_container.scroll_horizontal / garden_size
+		scroll_beginning_garden = scroll_container.scroll_horizontal / GARDEN_SIZE
 		if scroll_tween:
 			scroll_tween.stop()
 			scroll_tween = null
 	elif event.is_action_released("left_click"):
 		is_scrolling = false
-		var shift_value: int = scroll_container.scroll_horizontal - scroll_beginning_garden * garden_size
+		var shift_value: int = scroll_container.scroll_horizontal - scroll_beginning_garden * GARDEN_SIZE
-		var target_scroll: int = scroll_beginning_garden * garden_size
+		var target_scroll: int = scroll_beginning_garden * GARDEN_SIZE
 		var is_garden_changed: bool = false
 		if shift_value < - 400:
-			target_scroll -= garden_size
+			target_scroll -= GARDEN_SIZE
 			is_garden_changed = true
 			left_audio_stream_player.play()
 		elif shift_value > 400:
-			target_scroll += garden_size
+			target_scroll += GARDEN_SIZE
 			is_garden_changed = true
 			right_audio_stream_player.play()
 		scroll_tween = create_tween()
@@ -698,12 +698,12 @@ func _on_scroll_container_gui_input(event: InputEvent) -> void:
 		scroll_tween.tween_property(scroll_container, "scroll_horizontal", target_scroll, 1)
 		if is_garden_changed:
 			@warning_ignore("integer_division")
-			current_garden = garden_parent.get_child(target_scroll / garden_size)
+			current_garden = garden_parent.get_child(target_scroll / GARDEN_SIZE)
 			current_garden.pop_animation()
 		
 		await scroll_tween.finished
 		@warning_ignore("integer_division")
-		scroll_beginning_garden = scroll_container.scroll_horizontal / garden_size
+		scroll_beginning_garden = scroll_container.scroll_horizontal / GARDEN_SIZE
 		
 	if is_scrolling and event is InputEventMouseMotion:
 		var motion_event: InputEventMouseMotion = event

sources/gardens/gardens_edit_tool.gd

@@ -1,9 +1,9 @@
-extends "res://sources/gardens/gardens.gd"
+extends Gardens
 
-const max_lesson_number: int = 80
+const MAX_LESSON_NUMBER: int = 80
-const garden_textures_nb: int = 20
+const GARDEN_TEXTURES_NB: int = 20
-const flower_types_nb: int = 5
+const FLOWER_TYPES_NB: int = 5
-const gardens_layout_resource_path: String = "res://resources/gardens/gardens_layout.tres"
+const GARDENS_LAYOUT_RESOURCE_PATH: String = "res://resources/gardens/gardens_layout.tres"
 
 
 var dragging_element: Variant
@@ -15,16 +15,16 @@ func _ready() -> void:
 	line_particles.hide()
 	back_button.hide()
 	
-	for index: int in max_lesson_number:
+	for index: int in MAX_LESSON_NUMBER:
 		lessons[index] = index
 	
 	# Checks if a configuration exists
-	if not ResourceLoader.exists(gardens_layout_resource_path):
+	if not ResourceLoader.exists(GARDENS_LAYOUT_RESOURCE_PATH):
 		gardens_layout = GardensLayout.new()
-		gardens_layout.resource_path = gardens_layout_resource_path
+		gardens_layout.resource_path = GARDENS_LAYOUT_RESOURCE_PATH
 		_init_gardens_layout()
 	
-	gardens_layout = load(gardens_layout_resource_path)
+	gardens_layout = load(GARDENS_LAYOUT_RESOURCE_PATH)
 	set_up_click_detection()
 
 
@@ -32,7 +32,7 @@ func _init_gardens_layout() -> void:
 	# Empty the gardens configuration
 	gardens_layout.gardens.clear()
 	
-	for index: int in max_lesson_number:
+	for index: int in MAX_LESSON_NUMBER:
 		
 		var garden_layout: GardenLayout
 		
@@ -42,7 +42,7 @@ func _init_gardens_layout() -> void:
 			gardens_layout.gardens.append(garden_layout)
 			
 			@warning_ignore("integer_division")
-			garden_layout.color = (index / 4) % garden_textures_nb
+			garden_layout.color = (index / 4) % GARDEN_TEXTURES_NB
 			
 			# Add the flowers to the garden
 			for flower_i: int in 5:
@@ -181,7 +181,7 @@ func _on_flower_gui_input(event: InputEvent, garden_control_ind: int, flower_ind
 		var garden: Garden = garden_parent.get_child(garden_control_ind)
 		var flower: GardenLayout.Flower = gardens_layout.gardens[garden_control_ind].flowers[flower_ind]
 		flower.type += 1
-		if flower.type >= flower_types_nb:
+		if flower.type >= FLOWER_TYPES_NB:
 			flower.type = 0
 		garden.set_flowers(gardens_layout.gardens[garden_control_ind].flowers, Garden.FlowerSizes.LARGE)
 		ResourceSaver.save(gardens_layout, gardens_layout.resource_path)
@@ -205,7 +205,7 @@ func _on_change_flower_color_button_pressed() -> void:
 	var flowers: Array[GardenLayout.Flower] = gardens_layout.gardens[garden_ind].flowers
 	for flower: GardenLayout.Flower in flowers:
 		flower.color += 1
-		if flower.color >= garden_textures_nb:
+		if flower.color >= GARDEN_TEXTURES_NB:
 			flower.color = 0
 	gardens_layout.gardens[garden_ind].flowers = flowers
 	
@@ -222,7 +222,7 @@ func _on_change_flower_color_button_2_pressed() -> void:
 	for flower: GardenLayout.Flower in flowers:
 		flower.color -= 1
 		if flower.color < 0:
-			flower.color = garden_textures_nb - 1
+			flower.color = GARDEN_TEXTURES_NB - 1
 	gardens_layout.gardens[garden_ind].flowers = flowers
 	
 	garden.set_flowers(flowers, Garden.FlowerSizes.LARGE)

sources/gardens/minigame_layout.gd

@@ -1,4 +1,6 @@
 extends TextureRect
+class_name MinigameLayout
+
 signal pressed()
 
 @onready var icon: TextureRect = $TextureRect

sources/language_tool/gp_image_and_sound_descriptions.gd

@@ -3,7 +3,7 @@ class_name GPImageAndSoundDescriptions
 
 @onready var description_container: VBoxContainer = %DescriptionsContainer
 
-const description_line_scene: PackedScene  = preload("res://sources/language_tool/image_and_sound_gp_description.tscn")
+const DESCRIPTION_LINE_SCENE: PackedScene  = preload("res://sources/language_tool/image_and_sound_gp_description.tscn")
 
 
 func _ready() -> void:
@@ -11,8 +11,8 @@ func _ready() -> void:
 	DirAccess.make_dir_recursive_absolute(Database.base_path + Database.language + Database.look_and_learn_sounds)
 	
 	Database.db.query("SELECT * FROM GPs WHERE GPs.Exception=0")
-	for res in Database.db.query_result:
+	for res: Dictionary in Database.db.query_result:
-		var description_line: ImageAndSoundGPDescription = description_line_scene.instantiate()
+		var description_line: ImageAndSoundGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 		description_container.add_child(description_line)
 		description_line.set_gp(res)
 

sources/language_tool/gp_video_descriptions.gd

@@ -2,17 +2,17 @@ extends Control
 
 @onready var description_container: VBoxContainer = %DescriptionsContainer
 
-const description_line_scene: PackedScene = preload("res://sources/language_tool/video_gp_description.tscn")
+const DESCRIPTION_LINE_SCENE: PackedScene = preload("res://sources/language_tool/video_gp_description.tscn")
 
 
 func _ready() -> void:
-	var _description_line: VideoGPDescription = description_line_scene.instantiate()
+	var _description_line: VideoGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 	DirAccess.make_dir_recursive_absolute(Database.base_path + Database.language + Database.look_and_learn_videos)
 	_description_line.queue_free()
 	
 	Database.db.query("Select * FROM GPs WHERE GPs.Exception=0")
 	for gp in Database.db.query_result:
-		var description_line: VideoGPDescription = description_line_scene.instantiate()
+		var description_line: VideoGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 		description_container.add_child(description_line)
 		description_line.set_gp(gp)
 

sources/language_tool/image_and_sound_gp_description.gd

@@ -91,7 +91,7 @@ func set_gp(value: Dictionary) -> void:
 func _on_image_upload_button_pressed() -> void:
 	if not gp.is_empty():
 		file_dialog.filters = []
-		file_dialog.add_filter("*" + Database.image_extension, "Images")
+		file_dialog.add_filter("*" + Database.IMAGE_EXTENSION, "Images")
 		
 		for connection in file_dialog.file_selected.get_connections():
 			connection["signal"].disconnect(connection["callable"])
@@ -104,7 +104,7 @@ func _on_image_upload_button_pressed() -> void:
 func _on_sound_upload_button_pressed() -> void:
 	if not gp.is_empty():
 		file_dialog.filters = []
-		file_dialog.add_filter("*" + Database.sound_extension, "Sounds")
+		file_dialog.add_filter("*" + Database.SOUND_EXTENSION, "Sounds")
 		
 		for connection in file_dialog.file_selected.get_connections():
 			connection["signal"].disconnect(connection["callable"])

sources/language_tool/in_game_sounds.gd

@@ -6,8 +6,8 @@ func _ready() -> void:
 	DirAccess.make_dir_recursive_absolute(Database.base_path + Database.language + Database.language_sounds)
 	
 	Database.db.query("SELECT * FROM GPs WHERE GPs.Exception=0")
-	for res in Database.db.query_result:
+	for res: Dictionary in Database.db.query_result:
-		var description_line: ImageAndSoundGPDescription = description_line_scene.instantiate()
+		var description_line: ImageAndSoundGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 		description_line.get_sound_path = Database.get_gp_sound_path
 		description_line.get_image_path = get_empty_string
 		description_line.hide_image_part()
@@ -17,8 +17,8 @@ func _ready() -> void:
 		description_line.image_upload_button.hide()
 	
 	Database.db.query("SELECT * FROM Syllables WHERE Syllables.Exception=0")
-	for res in Database.db.query_result:
+	for res: Dictionary in Database.db.query_result:
-		var description_line: = description_line_scene.instantiate()
+		var description_line: ImageAndSoundGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 		description_line.get_sound_path = Database.get_syllable_sound_path
 		description_line.get_image_path = get_empty_string
 		description_line.hide_image_part()
@@ -29,8 +29,8 @@ func _ready() -> void:
 		description_line.image_upload_button.hide()
 	
 	Database.db.query("SELECT * FROM Words WHERE Words.Exception=0")
-	for res in Database.db.query_result:
+	for res: Dictionary in Database.db.query_result:
-		var description_line: = description_line_scene.instantiate()
+		var description_line: ImageAndSoundGPDescription = DESCRIPTION_LINE_SCENE.instantiate()
 		description_line.get_sound_path = Database.get_word_sound_path
 		description_line.get_image_path = get_empty_string
 		description_line.hide_image_part()

sources/language_tool/kalulu_speech.gd

@@ -17,7 +17,7 @@ extends PanelContainer
 func _ready() -> void:
 	file_dialog.access = FileDialog.ACCESS_FILESYSTEM
 	file_dialog.filters = []
-	file_dialog.add_filter("*" + Database.sound_extension, "Sounds")
+	file_dialog.add_filter("*" + Database.SOUND_EXTENSION, "Sounds")
 	
 	_set_speech_name(speech_name)
 	_set_speech_description(speech_description)

sources/language_tool/lesson_exercises.gd

@@ -1,15 +1,6 @@
 extends Control
 
-const LessonExerciceContainer: = preload("res://sources/language_tool/lesson_exercises_container.gd")
+const LESSON_EXERCICE_CONTAINER_SCENE: = preload("res://sources/language_tool/lesson_exercises_container.tscn")
-const lesson_exercice_container_scene: = preload("res://sources/language_tool/lesson_exercises_container.tscn")
-
-const exercise_types: Array[String] = [
-	"Syllable",
-	"Pairing",
-	"Words",
-	"Sentences",
-	"Boss"
-]
 
 @onready var lessons_container: VBoxContainer = %LessonsContainer
 
@@ -51,7 +42,7 @@ func _ready() -> void:
 	var sentences_by_lesson: = Database.get_sentences_by_lessons()
 	Database.db.query("Select * FROM Lessons")
 	for e in Database.db.query_result:
-		var container: LessonExerciceContainer = lesson_exercice_container_scene.instantiate()
+		var container: LessonExerciceContainer = LESSON_EXERCICE_CONTAINER_SCENE.instantiate()
 		lessons_container.add_child(container)
 		container.sentences_by_lesson = sentences_by_lesson
 		container.lesson_number = e.LessonNb

sources/language_tool/lesson_exercises_container.gd

@@ -1,4 +1,5 @@
 extends PanelContainer
+class_name LessonExerciceContainer
 
 @export var lesson_number: = -1:
 	set = _set_lesson_number

sources/language_tool/prof_tool_menu.gd

@@ -1,7 +1,7 @@
 extends Control
 
-const base_path: String = "user://language_resources/"
+const BASE_PATH: String = "user://language_resources/"
-const save_file_path: String = "user://prof_tool_save.tres"
+const SAVE_FILE_PATH: String = "user://prof_tool_save.tres"
 var save_file: ProfToolSave
 
 @onready var language_select_button: OptionButton = %LanguageSelectButton
@@ -18,11 +18,11 @@ func _ready() -> void:
 	MusicManager.stop()
 	Database.load_additional_word_list()
 	_update_add_word_list_button()
-	if not ResourceLoader.exists(save_file_path):
+	if not ResourceLoader.exists(SAVE_FILE_PATH):
 		save_file = ProfToolSave.new()
-		save_file.resource_path = save_file_path
+		save_file.resource_path = SAVE_FILE_PATH
-		ResourceSaver.save(save_file, save_file_path)
+		ResourceSaver.save(save_file, SAVE_FILE_PATH)
-	save_file = load(save_file_path)
+	save_file = load(SAVE_FILE_PATH)
 	_display_available_languages()
 	tab_container.current_tab = Globals.main_menu_selected_tab
 	tab_container.tab_changed.connect(_on_tab_container_tab_changed)
@@ -97,11 +97,11 @@ func _on_exercises_button_pressed() -> void:
 
 
 func _on_export_filename_selected(filename: String) -> void:
-	var version_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("version.txt"), FileAccess.WRITE)
+	var version_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("version.txt"), FileAccess.WRITE)
 	version_file.store_line(Time.get_datetime_string_from_system(true, false))
 	version_file.close()
 	
-	var summary_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("summary.txt"), FileAccess.WRITE)
+	var summary_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("summary.txt"), FileAccess.WRITE)
 	var sentences_by_lesson: Dictionary = Database.get_sentences_by_lessons()
 	for index: int in Database.get_lessons_count():
 		
@@ -132,7 +132,7 @@ func _on_export_filename_selected(filename: String) -> void:
 	_create_sentence_csv()
 	
 	var folder_zipper: FolderZipper = FolderZipper.new()
-	folder_zipper.compress(base_path.path_join(Database.language), filename)
+	folder_zipper.compress(BASE_PATH.path_join(Database.language), filename)
 
 #region Database integrity check
 var integrity_checking: bool = false
@@ -327,13 +327,13 @@ func file_exists_case_sensitive(path: String) -> Dictionary:
 
 func _get_available_languages() -> Array[String]:
 	var available_languages: Array[String] = []
-	var dir: DirAccess = DirAccess.open(base_path)
+	var dir: DirAccess = DirAccess.open(BASE_PATH)
 	if dir:
 		dir.list_dir_begin()
 		var file_name: String = dir.get_next()
 		while file_name != "":
 			if dir.current_is_dir():
-				if FileAccess.file_exists(base_path.path_join(file_name).path_join("language.db")):
+				if FileAccess.file_exists(BASE_PATH.path_join(file_name).path_join("language.db")):
 					available_languages.append(file_name)
 			file_name = dir.get_next()
 	return available_languages
@@ -346,7 +346,7 @@ func _on_language_select_button_item_selected(index: int) -> void:
 		return
 	
 	save_file.selected_language = language_select_button.get_item_text(index)
-	ResourceSaver.save(save_file, save_file_path)
+	ResourceSaver.save(save_file, SAVE_FILE_PATH)
 	Database.language = save_file.selected_language
 
 
@@ -354,14 +354,14 @@ func _on_validate_language_pressed() -> void:
 	if not line_edit.text:
 		return
 		
-	DirAccess.make_dir_recursive_absolute(base_path.path_join(line_edit.text))
+	DirAccess.make_dir_recursive_absolute(BASE_PATH.path_join(line_edit.text))
 	var file: FileAccess = FileAccess.open("res://model_database.db", FileAccess.READ)
-	var dest: FileAccess = FileAccess.open(base_path.path_join(line_edit.text).path_join("language.db"), FileAccess.WRITE)
+	var dest: FileAccess = FileAccess.open(BASE_PATH.path_join(line_edit.text).path_join("language.db"), FileAccess.WRITE)
 	dest.store_buffer(file.get_buffer(file.get_length()))
 	file.close()
 	dest.close()
 	save_file.selected_language = line_edit.text
-	ResourceSaver.save(save_file, save_file_path)
+	ResourceSaver.save(save_file, SAVE_FILE_PATH)
 	get_tree().reload_current_scene()
 
 
@@ -437,12 +437,12 @@ func _on_export_button_pressed() -> void:
 func _language_data_selected(file_path: String) -> void:
 	if FileAccess.file_exists(file_path):
 		var folder_unzipper: FolderUnzipper = FolderUnzipper.new()
-		folder_unzipper.extract(file_path, base_path, false)
+		folder_unzipper.extract(file_path, BASE_PATH, false)
 	get_tree().reload_current_scene()
 
 
 func _create_GP_csv() -> void:
-	var gp_list_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("gp_list.csv"), FileAccess.WRITE)
+	var gp_list_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("gp_list.csv"), FileAccess.WRITE)
 	gp_list_file.store_csv_line(["Grapheme", "Phoneme", "Type", "Exception"])
 	var query: String = "Select * FROM GPs ORDER BY GPs.Grapheme"
 	Database.db.query(query)
@@ -453,7 +453,7 @@ func _create_GP_csv() -> void:
 
 
 func _create_words_csv() -> void:
-	var gp_list_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("words_list.csv"), FileAccess.WRITE)
+	var gp_list_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("words_list.csv"), FileAccess.WRITE)
 	gp_list_file.store_csv_line(["ORTHO", "GPMATCH", "LESSON", "READING", "WRITING"])
 	var query: String = "SELECT Words.ID as WordId, Word, group_concat(Grapheme, ' ') as Graphemes, group_concat(Phoneme, ' ') as Phonemes, group_concat(GPs.ID, ' ') as GPIDs, Words.Exception, Reading, Writing 
 			FROM Words 
@@ -482,7 +482,7 @@ func _create_words_csv() -> void:
 
 
 func _create_syllable_csv() -> void:
-	var gp_list_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("syllables_list.csv"), FileAccess.WRITE)
+	var gp_list_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("syllables_list.csv"), FileAccess.WRITE)
 	gp_list_file.store_csv_line(["ORTHO", "GPMATCH", "LESSON", "READING", "WRITING"])
 	var query: String = "SELECT Syllables.ID as SyllableId, Syllable, group_concat(Grapheme, ' ') as Graphemes, group_concat(Phoneme, ' ') as Phonemes, group_concat(GPs.ID, ' ') as GPIDs, Syllables.Exception, Reading, Writing 
 			FROM Syllables 
@@ -511,7 +511,7 @@ func _create_syllable_csv() -> void:
 
 
 func _create_sentence_csv() -> void:
-	var gp_list_file: FileAccess = FileAccess.open(base_path.path_join(Database.language).path_join("sentences_list.csv"), FileAccess.WRITE)
+	var gp_list_file: FileAccess = FileAccess.open(BASE_PATH.path_join(Database.language).path_join("sentences_list.csv"), FileAccess.WRITE)
 	gp_list_file.store_csv_line(["Sentence", "Lesson"])
 	var query: String = "SELECT Sentences.ID as SentenceId, Sentence, group_concat(Word, ' ') as Words, group_concat(Word, ' ') as Words, group_concat(Words.ID, ' ') as WordIDs, Sentences.Exception 
 			FROM Sentences 
@@ -533,7 +533,7 @@ func _create_sentence_csv() -> void:
 
 
 func _on_open_folder_button_pressed() -> void:
-	OS.shell_show_in_file_manager(ProjectSettings.globalize_path(base_path))
+	OS.shell_show_in_file_manager(ProjectSettings.globalize_path(BASE_PATH))
 
 
 func _on_tab_container_tab_changed(tab: int) -> void:
@@ -542,7 +542,7 @@ func _on_tab_container_tab_changed(tab: int) -> void:
 
 #region Book Generation
 func create_book() -> void:
-	var lang_path: String = base_path.path_join(Database.language)
+	var lang_path: String = BASE_PATH.path_join(Database.language)
 	var file_names: Dictionary[String, String] = {
 		"word": "words_list.csv",
 		"syllable": "syllables_list.csv",

sources/language_tool/sentence_list_element.gd

@@ -2,7 +2,7 @@ extends "res://sources/language_tool/word_list_element.gd"
 
 signal not_found(text: String)
 
-const word_list_element_scene: = preload("res://sources/language_tool/word_list_element.tscn")
+const WORD_LIST_ELEMENT_SCENE: = preload("res://sources/language_tool/word_list_element.tscn")
 
 var words_not_founds: PackedStringArray
 
@@ -28,7 +28,7 @@ func _add_from_additional_word_list(new_text: String) -> int:
 	var new_text_clean: = new_text.to_lower()
 	for chara in punc:
 		new_text_clean = new_text_clean.replace(chara, " ")
-	var word_list_element: WordListElement = word_list_element_scene.instantiate()
+	var word_list_element: WordListElement = WORD_LIST_ELEMENT_SCENE.instantiate()
 	var all_found: = true
 	words_not_founds.clear()
 	var word_ids: Array[int] = []

sources/language_tool/tracing_builder.gd

@@ -8,7 +8,7 @@ extends Control
 @onready var save_ok: TextureRect = %SaveOk
 @onready var copy_from: MenuButton = %CopyFrom
 
-const extension: String = ".csv"
+const EXTENSION: String = ".csv"
 
 var letters: Array[String] = []
 var current_letter: int = -1
@@ -92,7 +92,7 @@ func upper_path(letter: String) -> String:
 
 
 func real_path(path: String) -> String:
-	return Database.base_path.path_join(Database.language).path_join(Database.tracing_data_folder).path_join(path) + extension
+	return Database.base_path.path_join(Database.language).path_join(Database.tracing_data_folder).path_join(path) + EXTENSION
 
 
 func _on_save_button_pressed() -> void:

sources/language_tool/video_gp_description.gd

@@ -39,7 +39,7 @@ func set_gp(p_gp: Dictionary) -> void:
 func _on_video_upload_button_pressed() -> void:
 	if not gp.is_empty():
 		file_dialog.filters = []
-		file_dialog.add_filter("*" + Database.video_extension, "Videos")
+		file_dialog.add_filter("*" + Database.VIDEO_EXTENSION, "Videos")
 		
 		for connection in file_dialog.file_selected.get_connections():
 			connection["signal"].disconnect(connection["callable"])

sources/language_tool/word_list_element.gd

@@ -6,8 +6,8 @@ signal new_GP_asked(i: int)
 signal validated()
 signal GPs_updated()
 
-const gp_list_button_scene: PackedScene = preload("res://sources/language_tool/gp_list_button.tscn")
+const GP_LIST_BUTTON_SCENE: PackedScene = preload("res://sources/language_tool/gp_list_button.tscn")
-const plus_button_scene: PackedScene = preload("res://sources/language_tool/plus_button.tscn")
+const PLUS_BUTTON_SCENE: PackedScene = preload("res://sources/language_tool/plus_button.tscn")
 
 @export var table: String = "Words"
 @export var table_graph_column: String = "Word"
@@ -101,14 +101,14 @@ func set_graphemes_edit(p_gp_ids: Array[int]) -> void:
 
 
 func add_gp_list_button(gp_id: int, ind_gp_id: int) -> void:
-	var gp_list_button: GPListButton = gp_list_button_scene.instantiate()
+	var gp_list_button: GPListButton = GP_LIST_BUTTON_SCENE.instantiate()
 	gp_list_button.set_gp_list(sub_elements_list)
 	graphemes_edit_container.add_child(gp_list_button)
 	graphemes_edit_container.move_child(gp_list_button, 2 * ind_gp_id)
 	gp_list_button.select_id(gp_id)
 	gp_list_button.gp_selected.connect(_on_gp_list_button_selected.bind(gp_list_button))
 	gp_list_button.new_selected.connect(_on_gp_list_button_new_selected.bind(gp_list_button))
-	var plus_button: PlusButton = plus_button_scene.instantiate()
+	var plus_button: PlusButton = PLUS_BUTTON_SCENE.instantiate()
 	plus_button.size = Vector2(50, 50)
 	graphemes_edit_container.add_child(plus_button)
 	graphemes_edit_container.move_child(plus_button, 2 * ind_gp_id + 1)

sources/look_and_learn/letter_segment.gd

@@ -3,9 +3,6 @@ class_name LetterSegment
 
 signal finished()
 
-const TracingPath: = preload("res://sources/look_and_learn/tracing_path.gd")
-const TracingEffects: = preload("res://sources/look_and_learn/tracing_effects.gd")
-
 @onready var tracing_path: TracingPath = $TracingPath
 @onready var tracing_effects: TracingEffects = $TracingEffects
 @onready var complete_particles: GPUParticles2D = $CompleteParticles
@@ -43,7 +40,7 @@ func _process(_delta: float) -> void:
 		tracing_effects.stop()
 
 
-func _on_CompleteAudioStreamPlayer_finished() -> void:
+func _on_complete_audio_stream_player_finished() -> void:
 	tracing_effects.stop()
 	complete_particles.emitting = false
 	finished.emit()

sources/look_and_learn/letter_segment.tscn

@@ -52,4 +52,4 @@ stream = ExtResource("5")
 
 [connection signal="demo_finished" from="TracingPath" to="." method="_on_tracing_path_demo_finished"]
 [connection signal="finished" from="TracingPath" to="." method="_on_tracing_path_finished"]
-[connection signal="finished" from="CompleteAudioStreamPlayer" to="." method="_on_CompleteAudioStreamPlayer_finished"]
+[connection signal="finished" from="CompleteAudioStreamPlayer" to="." method="_on_complete_audio_stream_player_finished"]

sources/look_and_learn/look_and_learn.gd

@@ -1,7 +1,5 @@
 extends Control
-
+class_name LookAndLearn
-const Gardens: = preload("res://sources/gardens/gardens.gd")
-const TracingManager: = preload("res://sources/look_and_learn/tracing_manager.gd")
 
 @export var lesson_nb: int = 1
 @export var current_button_pressed: int = 0

sources/look_and_learn/tracing_effects.gd

@@ -1,4 +1,5 @@
 extends Node2D
+class_name TracingEffects
 
 @onready var particles_effect: GPUParticles2D = $TracingParticles
 @onready var sound_effect: AudioStreamPlayer = $TracingAudioStreamPlayer
@@ -30,6 +31,6 @@ func stop() -> void:
 		timer.start()
 
 
-func _on_Timer_timeout() -> void:
+func _on_timer_timeout() -> void:
 	particles_effect.emitting = false
 	sound_effect.playing = false

sources/look_and_learn/tracing_effects.tscn

@@ -36,10 +36,10 @@ script = ExtResource("1_fwn5n")
 [node name="TracingParticles" type="GPUParticles2D" parent="."]
 emitting = false
 amount = 12
-process_material = SubResource("ParticleProcessMaterial_me6ey")
 texture = ExtResource("2_3m3v8")
 lifetime = 0.5
 visibility_rect = Rect2(-500, -500, 1000, 1000)
+process_material = SubResource("ParticleProcessMaterial_me6ey")
 
 [node name="TracingAudioStreamPlayer" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("3_m2u4r")
@@ -49,4 +49,4 @@ volume_db = -5.0
 wait_time = 0.2
 one_shot = true
 
-[connection signal="timeout" from="Timer" to="." method="_on_Timer_timeout"]
+[connection signal="timeout" from="Timer" to="." method="_on_timer_timeout"]

sources/look_and_learn/tracing_manager.gd

@@ -1,16 +1,16 @@
 extends Control
+class_name TracingManager
 
 signal finished()
 
-const letter_segment_class: PackedScene = preload("res://sources/look_and_learn/letter_segment.tscn")
+const LETTER_SEGMENT_CLASS: PackedScene = preload("res://sources/look_and_learn/letter_segment.tscn")
 
 @export var label_settings: LabelSettings
 
 @onready var lower_labels: HBoxContainer = %LowerLabels
 @onready var upper_labels: HBoxContainer = %UpperLabels
 
-const tracing_data_folder: String = "tracing_data/"
+const EXTENSION: String = ".csv"
-const extension: String = ".csv"
 
 func _process(_delta: float) -> void:
 	place_segments(upper_labels.get_children())
@@ -65,7 +65,7 @@ func setup_tracing(letter: String, letter_tracings: Array, parent: Control, lowe
 	parent.add_child(label)
 	
 	for points: Array in letter_tracings:
-		var segment: LetterSegment = letter_segment_class.instantiate()
+		var segment: LetterSegment = LETTER_SEGMENT_CLASS.instantiate()
 		label.add_child(segment)
 		segment.setup(points)
 
@@ -108,7 +108,7 @@ func _upper_path(letter: String) -> String:
 
 
 func _real_path(path: String) -> String:
-	return Database.base_path.path_join(Database.language).path_join(Database.tracing_data_folder).path_join(path) + extension
+	return Database.base_path.path_join(Database.language).path_join(Database.tracing_data_folder).path_join(path) + EXTENSION
 
 
 

sources/look_and_learn/tracing_path.gd

@@ -1,4 +1,5 @@
 extends Path2D
+class_name TracingPath
 
 signal finished
 signal demo_finished

sources/menus/brain/brain.gd

@@ -1,8 +1,7 @@
 @tool
 extends Control
 
-const Gardens: = preload("res://sources/gardens/gardens.gd")
+const GARDENS_SCENE: PackedScene = preload("res://sources/gardens/gardens.tscn")
-const gardens_scene: PackedScene = preload("res://sources/gardens/gardens.tscn")
 const Kalulu: = preload("res://sources/minigames/base/kalulu.gd")
 
 @export var locked_color: Color
@@ -126,7 +125,7 @@ func _on_garden_button_pressed(button_number: int) -> void:
 	audio_stream_player.play()
 	await OpeningCurtain.close()
 	
-	var gardens: Gardens = gardens_scene.instantiate()
+	var gardens: Gardens = GARDENS_SCENE.instantiate()
 	gardens.starting_garden = button_number
 	get_tree().root.add_child(gardens)
 	get_tree().current_scene = gardens

sources/minigames/base/base_minigame.gd

@@ -2,9 +2,6 @@
 extends Control
 class_name Minigame
 
-const Gardens: = preload("res://sources/gardens/gardens.gd")
-const Fireworks: = preload("res://sources/utils/fx/fireworks.gd")
-
 enum Type {
 	jellyfish,
 	crabs,

sources/minigames/caterpillar/berry.gd

@@ -1,4 +1,5 @@
 extends Area2D
+class_name Berry
 
 signal pressed(gp: Dictionary)
 

sources/minigames/caterpillar/branch.gd

@@ -1,15 +1,12 @@
 @tool
 extends Node2D
+class_name Branch
 
 signal branch_pressed()
 signal berry_pressed(gp: Dictionary)
 
-# Namespace
+const LEAF_SCENE: PackedScene = preload("res://sources/minigames/caterpillar/leaf.tscn")
-const Leaf: = preload("res://sources/minigames/caterpillar/leaf.gd")
+const BERRY_SCENE: PackedScene = preload("res://sources/minigames/caterpillar/berry.tscn")
-const Berry: = preload("res://sources/minigames/caterpillar/berry.gd")
-
-const leaf_scene: PackedScene = preload("res://sources/minigames/caterpillar/leaf.tscn")
-const berry_scene: PackedScene = preload("res://sources/minigames/caterpillar/berry.tscn")
 
 @onready var leaves: Node2D = $Leaves
 @onready var berries: Node2D = $Berries
@@ -32,7 +29,7 @@ func _ready() -> void:
 	# Adds some leaves from start
 	var pos: float = -leaves.position.x + velocity * randf_range(0,2)
 	while pos < 0:
-		var leaf: Leaf = leaf_scene.instantiate()
+		var leaf: Leaf = LEAF_SCENE.instantiate()
 		leaves.add_child(leaf)
 		leaf.position.x = pos
 		pos = pos + velocity * randf_range(2, 5)
@@ -54,7 +51,7 @@ func _process(delta: float) -> void:
 
 
 func spawn_berry(gp: Dictionary, is_distractor: bool) -> void:
-	var berry : Berry = berry_scene.instantiate()
+	var berry : Berry = BERRY_SCENE.instantiate()
 	berries.add_child(berry)
 	berry.gp = gp
 	berry.is_distractor = is_distractor
@@ -76,7 +73,7 @@ func _on_button_pressed() -> void:
 
 
 func _on_leaf_timer_timeout() -> void:
-	var leaf: Leaf = leaf_scene.instantiate()
+	var leaf: Leaf = LEAF_SCENE.instantiate()
 	leaves.add_child(leaf)
 	
 	leaf_timer.wait_time = randf_range(2.0, 5.0)

sources/minigames/caterpillar/caterpillar.gd

@@ -1,10 +1,6 @@
 @tool
 extends Node2D
-
+class_name Caterpillar
-# Namespace
-const CaterpillarHead: = preload("res://sources/minigames/caterpillar/caterpillar_head.gd")
-const CaterpillarBody: = preload("res://sources/minigames/caterpillar/caterpillar_body.gd")
-const Berry: = preload("res://sources/minigames/caterpillar/berry.gd")
 
 signal berry_eaten(berry: Berry)
 

sources/minigames/caterpillar/caterpillar_body.gd

@@ -1,5 +1,6 @@
 @tool
 extends Node2D
+class_name CaterpillarBody
 
 @onready var animated_sprite: AnimatedSprite2D = $AnimatedSprite2D
 @onready var label: Label = $Label

sources/minigames/caterpillar/caterpillar_head.gd

@@ -1,5 +1,6 @@
 @tool
 extends Node2D
+class_name CaterpillarHead
 
 @onready var animated_sprite: AnimatedSprite2D = $AnimatedSprite2D
 @onready var audio_stream_player: CaterpillarAudioStreamPlayer = $CaterpillarAudioStreamPlayer

sources/minigames/caterpillar/caterpillar_minigame.gd

@@ -1,12 +1,7 @@
 @tool
 extends WordsMinigame
 
-# Namespace
+const BRANCH_SCENE: PackedScene = preload("res://sources/minigames/caterpillar/branch.tscn")
-const Caterpillar: = preload("res://sources/minigames/caterpillar/caterpillar.gd")
-const Branch: = preload("res://sources/minigames/caterpillar/branch.gd")
-const Berry: = preload("res://sources/minigames/caterpillar/berry.gd")
-
-const branch_scene: PackedScene = preload("res://sources/minigames/caterpillar/branch.tscn")
 
 
 class DifficultySettings:
@@ -50,7 +45,7 @@ func _setup_minigame() -> void:
 	# Spawn the right amount of branches
 	var branch_size: float = branches_zone.size.y / (settings.branches + 1)
 	for index: int in settings.branches:
-		var branch: Branch = branch_scene.instantiate()
+		var branch: Branch = BRANCH_SCENE.instantiate()
 		branch.velocity = settings.velocity
 		branches_zone.add_child(branch)
 		branch.set_position(Vector2(0, branch_size * (index+1)))

sources/minigames/caterpillar/leaf.gd

@@ -1,4 +1,5 @@
 extends Node2D
+class_name Leaf
 
 func _on_visible_on_screen_notifier_2d_screen_exited() -> void:
 	queue_free()

sources/minigames/penguin/penguin.gd

@@ -1,8 +1,6 @@
 extends Node2D
 class_name Penguin
 
-# Namespace
-const Snowball: = preload("res://sources/minigames/penguin/snowball.gd")
 
 const snowball_scene: PackedScene = preload("res://sources/minigames/penguin/snowball.tscn")
 

sources/minigames/penguin/snowball.gd

@@ -1,4 +1,5 @@
 extends Path2D
+class_name Snowball
 
 @onready var path_follow: PathFollow2D = $PathFollow2D
 @onready var sprite: Sprite2D = $PathFollow2D/Sprite2D

sources/utils/autoloads/database.gd

@@ -15,11 +15,10 @@ const look_and_learn_sounds: String = "/look_and_learn/sounds/"
 const look_and_learn_videos: String = "/look_and_learn/video/"
 const language_sounds: String = "/language_sounds/"
 const kalulu_folder: String = "/kalulu/"
-const tracing_data_folder: String = "tracing_data/"
 const additional_word_list_path: String = "word_list.csv"
-const video_extension: String = ".ogv"
+const VIDEO_EXTENSION: String = ".ogv"
-const image_extension: String = ".png"
+const IMAGE_EXTENSION: String = ".png"
-const sound_extension: String = ".mp3"
+const SOUND_EXTENSION: String = ".mp3"
 
 var language: String:
 	set(value):
@@ -539,31 +538,31 @@ func get_gp_name(gp: Dictionary) -> String:
 
 
 func get_gp_look_and_learn_image_path(gp: Dictionary) -> String:
-	return base_path + language + look_and_learn_images + get_gp_name(gp) + image_extension
+	return base_path + language + look_and_learn_images + get_gp_name(gp) + IMAGE_EXTENSION
 
 
 func get_gp_look_and_learn_sound_path(gp: Dictionary) -> String:
-	return base_path + language + look_and_learn_sounds + get_gp_name(gp) + sound_extension
+	return base_path + language + look_and_learn_sounds + get_gp_name(gp) + SOUND_EXTENSION
 
 
 func get_gp_look_and_learn_video_path(gp: Dictionary) -> String:
-	return base_path + language + look_and_learn_videos + get_gp_name(gp) + video_extension
+	return base_path + language + look_and_learn_videos + get_gp_name(gp) + VIDEO_EXTENSION
 
 
 func get_gp_sound_path(gp: Dictionary) -> String:
-	return base_path + language + language_sounds + Database.get_gp_name(gp) + sound_extension
+	return base_path + language + language_sounds + Database.get_gp_name(gp) + SOUND_EXTENSION
 
 
 func get_syllable_sound_path(syllable: Dictionary) -> String:
-	return base_path + language + language_sounds + syllable.Grapheme + sound_extension
+	return base_path + language + language_sounds + syllable.Grapheme + SOUND_EXTENSION
 
 
 func get_word_sound_path(word: Dictionary) -> String:
-	return base_path + language + language_sounds + word.Word + sound_extension
+	return base_path + language + language_sounds + word.Word + SOUND_EXTENSION
 
 
 func get_kalulu_speech_path(speech_category: String, speech_name: String) -> String:
-	return base_path + language + language_sounds + kalulu_folder + speech_category + "_" + speech_name + sound_extension
+	return base_path + language + language_sounds + kalulu_folder + speech_category + "_" + speech_name + SOUND_EXTENSION
 
 
 func load_external_sound(path: String) -> AudioStreamMP3:

sources/utils/fx/fireworks.gd

@@ -1,9 +1,9 @@
 extends Node
+class_name Fireworks
 
 signal finished()
 
-const Rocket: = preload("res://sources/utils/fx/rocket.gd")
+const ROKCET_SCENE: PackedScene = preload("res://sources/utils/fx/rocket.tscn")
-const rocket_scene: PackedScene = preload("res://sources/utils/fx/rocket.tscn")
 
 @export var number_of_rockets: int = 25
 
@@ -30,7 +30,7 @@ func _on_FireDelayTimer_timeout() -> void:
 	var start_node: Node2D = starts[randi() % starts.size()]
 	var end_node: Node2D = ends[randi() % ends.size()]
 	
-	var rocket: Rocket = rocket_scene.instantiate()
+	var rocket: Rocket = ROKCET_SCENE.instantiate()
 	rockets.add_child(rocket)
 	rocket.start(start_node.global_position, end_node.global_position + Vector2(randf_range(-25.0, 25.0), randf_range(-25.0, 25.0)))
 	

sources/utils/fx/rocket.gd

@@ -1,4 +1,5 @@
 extends Path2D
+class_name Rocket
 
 @export var spread_angle: float = PI/8.0
 @export var segments: int = 5