OpenTween.TweenMain.doReTweetOfficial C# (CSharp) Method

        private async Task doReTweetOfficial(bool isConfirm)
        {
            //公式RT
            if (this.ExistCurrentPost)
            {
                if (!_curPost.CanRetweetBy(this.twitterApi.CurrentUserId))
                {
                    if (this._curPost.IsProtect)
                        MessageBox.Show("Protected.");

                    _DoFavRetweetFlags = false;
                    return;
                }
                if (_curList.SelectedIndices.Count > 15)
                {
                    MessageBox.Show(Properties.Resources.RetweetLimitText);
                    _DoFavRetweetFlags = false;
                    return;
                }
                else if (_curList.SelectedIndices.Count > 1)
                {
                    string QuestionText = Properties.Resources.RetweetQuestion2;
                    if (_DoFavRetweetFlags) QuestionText = Properties.Resources.FavoriteRetweetQuestionText1;
                    switch (MessageBox.Show(QuestionText, "Retweet", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question))
                    {
                        case DialogResult.Cancel:
                        case DialogResult.No:
                            _DoFavRetweetFlags = false;
                            return;
                    }
                }
                else
                {
                    if (!this._cfgCommon.RetweetNoConfirm)
                    {
                        string Questiontext = Properties.Resources.RetweetQuestion1;
                        if (_DoFavRetweetFlags) Questiontext = Properties.Resources.FavoritesRetweetQuestionText2;
                        if (isConfirm && MessageBox.Show(Questiontext, "Retweet", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.Cancel)
                        {
                            _DoFavRetweetFlags = false;
                            return;
                        }
                    }
                }

                var statusIds = new List<long>();
                foreach (int idx in _curList.SelectedIndices)
                {
                    PostClass post = GetCurTabPost(idx);
                    if (post.CanRetweetBy(this.twitterApi.CurrentUserId))
                        statusIds.Add(post.StatusId);
                }

                await this.RetweetAsync(statusIds);
            }
        }