Refactor: Added explicit typing and void return types

- Introduced explicit typing to variables and functions across multiple scripts for better code clarity.
- Specified 'void' as the return type for functions that do not return a value.
- Removed redundant code in some scripts.

utility/game_state.gd

@@ -1,7 +1,7 @@
 class_name GameStateManager extends Node
 
 ## THIS SHOULD NOT EXIST HERE BUT I AM NOT GOING TO MAKE A NEW CLASS FOR IT RIGHT NOW
-@onready var default_cursor := preload("res://resources/cursors/pointer_a.png")
+@onready var default_cursor : Resource = preload("res://resources/cursors/pointer_a.png")
 
 var placing_drone : bool = false
 
@@ -59,13 +59,13 @@ var judge_level_par : int = 0 :
 	get:
 		## Return an amount of points based on the difference between the number of drones_used and the level_par 
 		## Using more drones than the par is bad and should result in less points 
-		var diff = drones_used - level_par
+		var diff : int = drones_used - level_par
 		if diff > 0:
 			return -diff * 100
 		else:
 			return 0
 
-func _process(delta) -> void:
+func _process(delta : float) -> void:
 	if level_started and !level_complete and !game_over:
 		level_timer += delta
 

utility/high_scores.gd

@@ -1,8 +1,8 @@
 class_name HighScores extends Node
 
-@onready var loaded_data = SaveStateResource.new()
+@onready var loaded_data : SaveStateResource = SaveStateResource.new()
 
-func save():
+func save() -> void:
 	var save_data : SaveStateResource = SaveStateResource.new()
 	
 	save_data.level_1_score = loaded_data.level_1_score
@@ -17,7 +17,7 @@ func save():
 
 	ResourceSaver.save(save_data, "user://savedata.tres")
 
-func load():
+func load() -> void:
 	var save_data : SaveStateResource = load("user://savedata.tres")
 
 	if save_data:
@@ -31,14 +31,14 @@ func load():
 		loaded_data.total_bees_killed = save_data.total_bees_killed
 		loaded_data.total_honey_collected = save_data.total_honey_collected
 
-func add_honey(honey : int):
+func add_honey(honey : int) -> void:
 	loaded_data.total_honey_collected += honey
 
-func add_dead_bees(dead : int):
+func add_dead_bees(dead : int) -> void:
 	loaded_data.total_bees_killed += dead
 
 func update_highscore(level : int, points : int) -> void:
-	var current_highscore = get_level_highscore(level)
+	var current_highscore : int = get_level_highscore(level)
 
 	if points > current_highscore:
 		match level:
@@ -56,11 +56,11 @@ func update_highscore(level : int, points : int) -> void:
 				loaded_data.level_6_score = points
 	pass
 
-func debug_save_high_score():
+func debug_save_high_score() -> void:
 	loaded_data.level_1_score = 3000
 	save()
 
-func debug_output():
+func debug_output() -> void:
 	Log.pr("High Scores", loaded_data.level_1_score)
 
 func get_level_highscore(level : int) -> int:

utility/utility_strings.gd

@@ -1,9 +1,9 @@
 class_name StringUtilities extends Node
 
 func seconds_to_hms(seconds: float) -> String:
-	var ms = fmod(seconds, 1) * 100
-	var s = fmod(seconds, 60)
-	var m = fmod(seconds, 3600) / 60
+	var ms : float = fmod(seconds, 1) * 100
+	var s : float = fmod(seconds, 60)
+	var m : float = fmod(seconds, 3600) / 60
 
 	var formatted : String = "%02d:%02d:%02d" % [m, s, ms]
 
@@ -15,14 +15,14 @@ func seconds_to_hms(seconds: float) -> String:
 func format_number(number: int) -> String:
 	# Handle negative numbers by adding the "minus" sign in advance, as we discard it
 	# when looping over the number.
-	var formatted_number := "-" if sign(number) == -1 else ""
-	var index := 0
-	var number_string := str(abs(number))
+	var formatted_number : String = "-" if sign(number) == -1 else ""
+	var index : int = 0
+	var number_string : String = str(abs(number))
 
-	for digit in number_string:
+	for digit : String in number_string:
 		formatted_number += digit
         
-		var counter := number_string.length() - index
+		var counter : int = number_string.length() - index
         
 		# Don't add a comma at the end of the number, but add a comma every 3 digits
 		# (taking into account the number's length).