KbtterWPF.MainWindow.SetUserStates C# (CSharp) Method

        private void SetUserStates()
        {
            UserState.Dispatcher.BeginInvoke(new Action(() =>
            {
                UserState.Text = "Loading...";
            }));
            if (CurrentUser == ViewingUser)
            {
                SetUserStates(UserStateKind.Me);
            }
            else
            {
                if (BlockingUsers.Exists(p => p == ViewingUser))
                {
                    SetUserStates(UserStateKind.Blocking);
                }

                Service.GetFriendshipInfo(new GetFriendshipInfoOptions { SourceId = CurrentUser.Id.ToString(), TargetId = ViewingUser.Id.ToString() }, (tclfw, res2) =>
                {
                    var fol = tclfw.Relationship.Target;
                    //フォローしてるだけ
                    //されてるだけ
                    //FF
                    var following = fol.FollowedBy;
                    var followed = fol.Following;
                    if (following && followed)
                    {
                        //相互
                        SetUserStates(UserStateKind.FFed);
                    }
                    else if (following && !followed)
                    {
                        //フォローだけ
                        SetUserStates(UserStateKind.Following);
                    }
                    else if (!following && followed)
                    {
                        //されてるだけ
                        SetUserStates(UserStateKind.Followed);
                    }
                    else
                    {
                        //赤の他人
                        SetUserStates(UserStateKind.None);
                    }
                });
            }
        }