godot-shooter / files / items / LevelItemGenerator.gd

LevelItemGenerator.gd

1	class_name LevelItemGenerator
2
3	const Utils = preload("res://utils/Utils.gd")
4	var generated_count: int = 0
5	var simultaneous_count: int = 1
6
7	var item_count: int
8	var creator_name: String
9	var instance_object: Object
10	var group_name: String
11
12	func _init(count, creator, instance, group, sim_count = 1) -> void:
13	item_count = count
14	creator_name = creator
15	group_name = group
16	instance_object = instance
17	simultaneous_count = sim_count
18
19	# runs the generator, returns is_done, a boolean
20	func run(node: Node) -> bool:
21	var items = node.get_tree().get_nodes_in_group(group_name)
22	var generated_enough = generated_count == item_count
23	var finished = generated_enough && items.size() == 0
24	if finished:
25	return true
26	if generated_enough:
27	return true
28	var should_add = items.size() < simultaneous_count
29	if should_add:
30	var item: Node = funcref(instance_object, creator_name).call_func()
31	item.add_to_group(group_name)
32	node.add_child(item)
33	generated_count += 1
34	var is_done = not should_add
35	return is_done