@tool
extends SceneTree

func _init() -> void:
	for path in _walk("res://"):
		if path.ends_with(".material") or path.ends_with(".tres") or path.ends_with(".mesh"):
			var res = ResourceLoader.load(path, "", ResourceLoader.CACHE_MODE_IGNORE)
			_check(res, path)
	quit()

func _check(res, path: String) -> void:
	if res == null: return
	if res is ShaderMaterial:
		if res.shader is VisualShader:
			print("VS: ", path)
		elif res.shader is Shader:
			pass
	if res is ArrayMesh:
		for i in range(res.get_surface_count()):
			var m = res.surface_get_material(i)
			if m is ShaderMaterial and m.shader is VisualShader:
				print("VS-embed: ", path, " surf=", i)

func _walk(p: String) -> Array:
	var out := []
	var d = DirAccess.open(p)
	if d == null: return out
	d.list_dir_begin()
	var n = d.get_next()
	while n != "":
		if n != "." and n != ".." and n != "android" and not n.begins_with("."):
			var sub = p if p.ends_with("/") else (p + "/")
			sub += n
			if d.current_is_dir():
				out.append_array(_walk(sub))
			else:
				out.append(sub)
		n = d.get_next()
	return out