@tool
extends SceneTree

# Load and re-save every .tscn so embedded sub-resources (inline ArrayMesh,
# etc.) are rewritten in the current Godot 4 format.

func _init() -> void:
	for path in _find("res://scenes", ".tscn"):
		var res = ResourceLoader.load(path, "", ResourceLoader.CACHE_MODE_IGNORE)
		if res is PackedScene:
			if ResourceSaver.save(res, path) == OK:
				print("RESAVED ", path)
	quit()

func _find(dir_path: String, ext: String) -> Array:
	var result := []
	var dir = DirAccess.open(dir_path)
	if dir == null:
		return result
	dir.list_dir_begin()
	var name = dir.get_next()
	while name != "":
		if name != "." and name != "..":
			var sub = dir_path + "/" + name
			if dir.current_is_dir():
				result.append_array(_find(sub, ext))
			elif name.ends_with(ext):
				result.append(sub)
		name = dir.get_next()
	return result