Add utility strings, update game state with drone count and points calculation.

utility/game_state.gd

@@ -1,7 +1,9 @@
 class_name GameStateManager extends Node
 
+var level_timer : float = 0.0
+
+var level_started : bool = false
 var level_complete : bool = false
-var level_complete_time : float = 0.0
 
 var gathered_nectar : int = 0 :
 	get:
@@ -13,13 +15,37 @@ var gathered_nectar : int = 0 :
 
 @export var required_nectar : int = 100
 @export var level_par : int = 2
-@export var level_text : String = ""
+@export var drones_used : int = 0
+
+var level_points : int = 0 :
+	get:
+		return required_nectar * 100 - round(level_timer) * 10 - drones_used * 100
+
+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
+		if diff > 0:
+			return -diff * 100
+		else:
+			return 0
+
+func _process(delta):
+	if level_started and !level_complete:
+		level_timer += delta
 
 func add_nectar():
 	gathered_nectar += 1
 
+func add_drone():
+	drones_used += 1
+
+func remove_drone():
+	drones_used -= 1
+
 func game_start():
-	pass
+	level_started = true
 
 func game_win():
 	Log.pr("Game win")

utility/utility_strings.gd

@@ -0,0 +1,37 @@
+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 formatted : String = "%02d:%02d:%02d" % [m, s, ms]
+
+	return formatted
+
+####
+## Formats the given number with commas every 3 digits.	
+####
+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))
+
+	for digit in number_string:
+		formatted_number += digit
+        
+		var counter := 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).
+		if counter >= 2 and counter % 3 == 1:
+			formatted_number += ","
+            
+		index += 1
+    
+	return formatted_number
+
+func float_to_percentage(value: float) -> String:
+	return "%d%%" % int(value * 100)