extends Node

const BASE_NODE_PATH := "res://classes/deck/nodes/"

# Dictionary[node_type, NodeDescriptor]
var nodes: Dictionary = {}


func _init() -> void:
	var dir := DirAccess.open(BASE_NODE_PATH)
	dir.list_dir_begin()
	var current_file := dir.get_next()
	while current_file != "":
		print(current_file)
		if current_file.ends_with(".gd"):
#			var f := FileAccess.open(BASE_NODE_PATH.path_join(current_file), FileAccess.READ)
			var script_path := BASE_NODE_PATH.path_join(current_file)
			var node: DeckNode = load(script_path).new() as DeckNode
			var descriptor := NodeDescriptor.new(script_path, node.name, node.description, node.aliases)
			nodes[node.node_type] = descriptor
		current_file = dir.get_next()


func instance_node(type: String) -> DeckNode:
	if !nodes.has(type):
		return null

	return load(nodes[type]["script_path"]).new()


class NodeDescriptor:
	var name: String
	var description: String
	var aliases: String

	var script_path: String


	func _init(p_script_path: String, p_name: String, p_description: String, p_aliases: Array[String]) -> void:
		script_path = p_script_path

		name = p_name
		description = p_description
		aliases = p_aliases.reduce(
			func(accum, el) -> void:
				accum += el
		, "")