namespace RadicadeServer.RecNet.Rooms
{
	public static class SceneLocations
	{
		public const string MakerRoom = "a75f7547-79eb-47c6-8986-6767abcb4f92";

		public const string Dorm = "76d98498-60a1-430c-ab76-b54a29b7a163";

		private static readonly HashSet<string> KnownBadValues = new(StringComparer.OrdinalIgnoreCase)
		{
			"unknown",
			"none",
			"null",
		};

		public static bool IsValid(string? unitySceneId)
		{
			if (string.IsNullOrWhiteSpace(unitySceneId))
				return false;

			var trimmed = unitySceneId.Trim();
			if (KnownBadValues.Contains(trimmed))
				return false;

			return Guid.TryParse(trimmed, out _);
		}

		public static string ResolveFallback(IEnumerable<string?> candidateUnitySceneIds, bool isDorm)
		{
			foreach (var id in candidateUnitySceneIds)
			{
				if (IsValid(id))
					return id!.Trim();
			}

			return isDorm ? Dorm : MakerRoom;
		}
	}
}