extends Node
class_name DialogicAnimaResources

const BASE_PATH: = "res://addons/dialogic/Nodes/Anima/animations/"

static func get_animation_script(animation_name:String):




	var resource_file = get_animation_script_with_path(animation_name)
	if resource_file:
		return load(resource_file).new()

	printerr("No animation found with name: ", animation_name)

	return null


static func get_animation_script_with_path(animation_name:String)->String:
	if not animation_name.ends_with(".gd"):
		animation_name += ".gd"

	animation_name = from_camel_to_snack_case(animation_name)

	for file_name in get_available_animations():
		if file_name is String and file_name.ends_with(animation_name):
			return file_name

	return ""


static func get_available_animations()->Array:
	var list = _get_animations_list()
	var filtered: = []

	for file in list:
		if file.find(".gd.") < 0:
			filtered.push_back(file.replace(".gdc", ".gd"))

	return filtered


static func _get_animations_list()->Array:
	var files = _get_scripts_in_dir(BASE_PATH)
	var filtered: = []

	files.sort()
	return files

static func _get_scripts_in_dir(path:String, files:Array = [])->Array:
	var dir = Directory.new()
	if dir.open(path) != OK:
		return files

	dir.list_dir_begin()
	var file_name = dir.get_next()

	while file_name != "":
		if file_name != "." and file_name != "..":
			if dir.current_is_dir():
				_get_scripts_in_dir(path + file_name + "/", files)
			else :
				files.push_back(path + file_name)

		file_name = dir.get_next()

	return files

static func from_camel_to_snack_case(string:String)->String:
	var result = PoolStringArray()
	var is_first_char = true

	for character in string:
		if character == character.to_lower() or is_first_char:
			result.append(character.to_lower())
		else :
			result.append("_" + character.to_lower())

		is_first_char = false

	return result.join("").replace(" ", "_")