public static async Task DoReadActionOnCurrentTournamentForMemberAsync(
this TournamentsManager manager, IUser user, Func <IReadOnlyTournamentState, Task> action)
{
Result <Task> result = manager.TryReadActionOnCurrentTournament(action);
if (result.Success)
{
await result.Value;
return;
}
IDMChannel channel = await user.GetOrCreateDMChannelAsync();
await channel.SendMessageAsync(BotStrings.UnableToPerformCommand(result.ErrorMessage));
}
