OpenTween.TweenMain.ShowFriendship C# (CSharp) Method

        internal async Task ShowFriendship(string id)
        {
            using (var inputName = new InputTabName())
            {
                inputName.FormTitle = "Show Friendships";
                inputName.FormDescription = Properties.Resources.FRMessage1;
                inputName.TabName = id;

                if (inputName.ShowDialog(this) != DialogResult.OK)
                    return;
                if (string.IsNullOrWhiteSpace(inputName.TabName))
                    return;

                id = inputName.TabName.Trim();
            }

            bool isFollowing, isFollowed;

            using (var dialog = new WaitingDialog(Properties.Resources.ShowFriendshipText1))
            {
                var cancellationToken = dialog.EnableCancellation();

                try
                {
                    var task = this.twitterApi.FriendshipsShow(this.twitterApi.CurrentScreenName, id);
                    var friendship = await dialog.WaitForAsync(this, task);

                    isFollowing = friendship.Relationship.Source.Following;
                    isFollowed = friendship.Relationship.Source.FollowedBy;
                }
                catch (WebApiException ex)
                {
                    if (!cancellationToken.IsCancellationRequested)
                        MessageBox.Show($"Err:{ex.Message}(FriendshipsShow)");
                    return;
                }

                if (cancellationToken.IsCancellationRequested)
                    return;
            }

            string result = "";
            if (isFollowing)
            {
                result = Properties.Resources.GetFriendshipInfo1 + System.Environment.NewLine;
            }
            else
            {
                result = Properties.Resources.GetFriendshipInfo2 + System.Environment.NewLine;
            }
            if (isFollowed)
            {
                result += Properties.Resources.GetFriendshipInfo3;
            }
            else
            {
                result += Properties.Resources.GetFriendshipInfo4;
            }
            result = id + Properties.Resources.GetFriendshipInfo5 + System.Environment.NewLine + result;
            MessageBox.Show(result);
        }