ajout du déblocage/évolutions des plantes (#89) et fix divers

common/game_data/scripts/game_data.gd

@@ -21,7 +21,6 @@ func _init():
 @export var truck_data : TruckData = TruckData.new()
 
 func set_default_unlocked():
-	unlocked_plant_types = all_plant_types()
 	unlocked_plant_mutations = all_plant_mutations()
 	unlocked_machines = all_machines()
 
@@ -39,6 +38,25 @@ func reset_all():
 	reset_player()
 	reset_truck()
 
+	unlocked_plant_types = []
+
+func unlock_plant_type(new_plant_type : PlantType):
+	if not is_plant_type_unlocked(new_plant_type):
+		unlocked_plant_types.append(new_plant_type.duplicate_deep())
+
+func get_locked_plant_types() -> Array[PlantType]:
+	var locked_plant_type : Array[PlantType] = []
+
+	for pt in GameInfo.game_data.all_plant_types():
+		if not is_plant_type_unlocked(pt):
+			locked_plant_type.append(pt)
+
+	return locked_plant_type
+
+func is_plant_type_unlocked(new_plant_type : PlantType):
+	return unlocked_plant_types.find_custom(
+			func (upt : PlantType): return new_plant_type.name == upt.name
+		) != -1
 
 
 func all_plant_types() -> Array[PlantType]: