extends Node
class_name BaseTrack

var _default = null
var _tracks = null
var _autoload = null

func get_tracks():
	if not _tracks and not _autoload:
		return []
	
	var tracks = []
	
	if _autoload:
		var dir = DirAccess.open(_autoload.path)
	
		if dir:
			dir.list_dir_begin()
			var file_name = dir.get_next()
			
			while file_name != "":
				if not dir.current_is_dir() and not file_name.ends_with(".import"):
					var track_name = file_name.rsplit(".", true, 1)[0]
					var regex = RegEx.new()
					regex.compile(_autoload.pattern)
					var result = regex.search(track_name)
					if result:
						track_name = result.get_string()
					
					tracks.push_back({
						"name": track_name,
						"track": "%s/%s" % [_autoload.path, file_name]
					})
				
				file_name = dir.get_next()
	
	if _tracks:
		for track in _tracks:
			var filter = tracks.filter(func(a): return a.track == track.track)
			
			if filter.size() == 0:
				# Does not exist as an autoload
				tracks.push_back(track)
			else:
				# Exists as an overload, override all keys
				var found_track = filter[0]
				
				for key in found_track:
					track[key] = found_track[key]
	
	for track in tracks:
		for key in _default:
			if not track.has(key):
				track[key] = _default[key]
	
	return tracks