private void workUpdate()
        {
            // Get general variables
            int workId = Int32.Parse(hdfWorkId.Value.Trim());
            int projectId = Int32.Parse(hdfCurrentProjectId.Value.Trim());
            int assetId = Int32.Parse(hdfAssetId.Value.Trim());
            int companyId = Int32.Parse(hdfCompanyId.Value.Trim());
            string workType = hdfWorkType.Value.Trim();

            // Update comments for rehab assessment
            // Get original variables
            WorkGateway workGateway = new WorkGateway();
            workGateway.LoadByWorkId(workId, companyId);

            string originalWorkType = workGateway.GetWorkTypeOriginal(workId);
            int? originalLibraryCategoriesId = workGateway.GetLibraryCategoriesIdOriginal(workId);
            string originalComment = workGateway.GetCommentsOriginal(workId);
            string originalHistory = workGateway.GetHistoryOriginal(workId);

            //Get all new rehab assessment comments
            RehabAssessmentCommentDetailsGateway rehabAssessmentCommentDetailsGateway = new RehabAssessmentCommentDetailsGateway(rehabAssessmentTDS);
            rehabAssessmentCommentDetailsGateway.LoadAllByWorkIdWorkType(workId, companyId, workType);
            RehabAssessmentCommentDetails rehabAssessmentCommentDetails = new RehabAssessmentCommentDetails(rehabAssessmentCommentDetailsGateway.Data);
            string newComment = rehabAssessmentCommentDetails.GetAllRehabAssessmentComments(workId, companyId, rehabAssessmentCommentDetailsGateway.Table.Rows.Count, "\n");

            Work work = new Work(null);
            work.UpdateDirect(workId, projectId, assetId, originalWorkType, originalLibraryCategoriesId, false, companyId, originalComment, originalHistory, workId, projectId, assetId, originalWorkType, originalLibraryCategoriesId, false, companyId, newComment, originalHistory);

            // Update comments for full length lining
            int workIdFll = Int32.Parse(hdfWorkIdFll.Value.Trim());

            if (workIdFll != 0)
            {
                WorkGateway workGatewayForFll = new WorkGateway();
                workGatewayForFll.LoadByWorkId(workIdFll, companyId);

                string originalWorkTypeForFll = workGatewayForFll.GetWorkTypeOriginal(workIdFll);
                int? originalLibraryCategoriesIdForFll = workGatewayForFll.GetLibraryCategoriesIdOriginal(workIdFll);
                string originalCommentForFll = workGatewayForFll.GetCommentsOriginal(workIdFll);
                string originalHistoryForFll = workGatewayForFll.GetHistoryOriginal(workIdFll);

                //Get all new fulllengthlining comments
                FullLengthLiningCommentDetailsGateway fullLengthLiningCommentDetailsGateway = new FullLengthLiningCommentDetailsGateway();
                fullLengthLiningCommentDetailsGateway.LoadAllByWorkIdWorkType(workIdFll, companyId, "Full Length Lining");
                FullLengthLiningCommentDetails fullLengthLiningCommentDetails = new FullLengthLiningCommentDetails(fullLengthLiningCommentDetailsGateway.Data);
                string newCommentForFll = fullLengthLiningCommentDetails.GetAllFullLengthLiningComments(workIdFll, companyId, fullLengthLiningCommentDetailsGateway.Table.Rows.Count, "\n");

                // Save comments
                Work workForFll = new Work(null);
                workForFll.UpdateDirect(workIdFll, projectId, assetId, originalWorkTypeForFll, originalLibraryCategoriesIdForFll, false, companyId, originalCommentForFll, originalHistoryForFll, workIdFll, projectId, assetId, originalWorkTypeForFll, originalLibraryCategoriesIdForFll, false, companyId, newCommentForFll, originalHistoryForFll);
            }
        }
        protected void grdComments_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if ((e.Row.RowType == DataControlRowType.DataRow) && ((e.Row.RowState == DataControlRowState.Normal) || ((e.Row.RowState == DataControlRowState.Alternate))))
            {
                if (((Label)e.Row.FindControl("lblUserId")).Text != "")
                {
                    int loginId = Int32.Parse(hdfLoginId.Value);
                    bool adminPermission = bool.Parse(hdfAdminPermission.Value);
                    int rowUserId = Int32.Parse(((Label)e.Row.FindControl("lblUserId")).Text);

                    if ((loginId == rowUserId) || (adminPermission))
                    {
                        e.Row.FindControl("ibtnDelete").Visible = true;
                        e.Row.FindControl("ibtnEdit").Visible = true;
                    }
                    else
                    {
                        e.Row.FindControl("ibtnDelete").Visible = false;
                        e.Row.FindControl("ibtnEdit").Visible = false;
                    }
                }
            }

            if ((e.Row.RowType == DataControlRowType.DataRow) && ((e.Row.RowState == DataControlRowState.Edit) || (e.Row.RowState == (DataControlRowState.Edit | DataControlRowState.Alternate))))
            {
                int workId = Int32.Parse(((Label)e.Row.FindControl("lblWorkID")).Text.Trim());
                int refId = Int32.Parse(((Label)e.Row.FindControl("lblRefID")).Text.Trim());

                RehabAssessmentCommentDetailsGateway rehabAssessmentCommentDetailsGateway = new RehabAssessmentCommentDetailsGateway(rehabAssessmentTDS);
                string type = rehabAssessmentCommentDetailsGateway.GetType(workId, refId);

                ((DropDownList)e.Row.FindControl("ddlTypeEdit")).SelectedValue = type;
            }
        }
        // ////////////////////////////////////////////////////////////////////////
        // EVENTS
        //
        protected void Page_Load(object sender, EventArgs e)
        {
            // Register client scripts
            this.RegisterClientScripts();

            if (!IsPostBack)
            {
                // Security check
                if (!(Convert.ToBoolean(Session["sgLFS_CWP_REHABASSESSMENT_VIEW"]) && Convert.ToBoolean(Session["sgLFS_CWP_REHABASSESSMENT_EDIT"])))
                {
                    Response.Redirect("./../../error_page.aspx?error=" + "You are not authorized to view this page. Contact your system administrator.");
                }

                // Validate query string
                if (((string)Request.QueryString["source_page"] == null) || ((string)Request.QueryString["client_id"] == null) || ((string)Request.QueryString["project_id"] == null) || ((string)Request.QueryString["work_id"] == null) || ((string)Request.QueryString["asset_id"] == null))
                {
                    Response.Redirect("./../../error_page.aspx?error=" + "Invalid query string in ra_comments.aspx");
                }

                // Tag Page
                hdfCompanyId.Value = Session["companyID"].ToString();
                hdfCurrentProjectId.Value = Request.QueryString["project_id"].ToString();
                hdfCurrentClientId.Value = Request.QueryString["client_id"].ToString();
                hdfLoginId.Value = Convert.ToInt32(Session["loginID"]).ToString();
                hdfAdminPermission.Value = Convert.ToBoolean(Session["sgLFS_CWP_REHABASSESSMENT_ADMIN"]).ToString();
                hdfWorkType.Value = "Rehab Assessment";
                hdfWorkId.Value = Request.QueryString["work_id"].ToString();
                hdfAssetId.Value = Request.QueryString["asset_id"].ToString();
                hdfUpdate.Value = "yes";

                // Prepare initial data
                Session.Remove("rehabAssessmentCommentDetailsDummy");

                // ... Names for UserList
                string workType = hdfWorkType.Value.Trim();
                int companyId = Int32.Parse(hdfCompanyId.Value);

                LoginGateway loginGateway = new LoginGateway();
                loginGateway.LoadByLoginId(Convert.ToInt32(hdfLoginId.Value),companyId);
                hdfCreatedBy.Value = loginGateway.GetLastName(Convert.ToInt32(hdfLoginId.Value), companyId) + " " + loginGateway.GetFirstName(Convert.ToInt32(hdfLoginId.Value), companyId);
                hdfCreationDateTime.Value = DateTime.Now.ToString();

                // If coming from
                // ... ra_summary.aspx or ra_edit.aspx
                if (Request.QueryString["source_page"] == "ra_summary.aspx" || Request.QueryString["source_page"] == "ra_edit.aspx")
                {
                    StoreNavigatorState();
                    ViewState["update"] = Request.QueryString["update"];

                    // For RA
                    rehabAssessmentTDS = (RehabAssessmentTDS)Session["rehabAssessmentTDS"];

                    int assetId = Int32.Parse(hdfAssetId.Value.Trim());
                    int currentProjectId = Int32.Parse(hdfCurrentProjectId.Value.Trim());
                    int workId = Int32.Parse(hdfWorkId.Value.Trim());

                    if (workId != 0)
                    {
                        // ... update comments
                        RehabAssessmentCommentDetailsGateway rehabAssessmentCommentDetailsGateway = new RehabAssessmentCommentDetailsGateway(rehabAssessmentTDS);
                        rehabAssessmentCommentDetailsGateway.LoadAllByWorkIdWorkType(workId, companyId, workType);

                        RehabAssessmentCommentDetails rehabAssessmentCommentDetails = new RehabAssessmentCommentDetails(rehabAssessmentCommentDetailsGateway.Data);
                        rehabAssessmentCommentDetails.UpdateForProcess();
                    }

                    // For FLL
                    int workIdFll = GetWorkId(currentProjectId, assetId, "Full Length Lining", companyId);
                    hdfWorkIdFll.Value = workIdFll.ToString();

                    if (workIdFll != 0)
                    {
                        // ... update comments
                        FullLengthLiningCommentDetailsGateway fullLengthLiningCommentDetailsGateway = new FullLengthLiningCommentDetailsGateway();
                        fullLengthLiningCommentDetailsGateway.LoadAllByWorkIdWorkType(workIdFll, companyId, "Full Length Lining");

                        FullLengthLiningCommentDetails fullLengthLiningCommentDetails = new FullLengthLiningCommentDetails(fullLengthLiningCommentDetailsGateway.Data);
                        fullLengthLiningCommentDetails.UpdateForProcess();
                    }

                    // ... Store datasets
                    Session["rehabAssessmentTDS"] = rehabAssessmentTDS;
                    Session["rehabAssessmentCommentDetails"] = rehabAssessmentTDS.CommentDetails;
                }
            }
            else
            {
                // Restore datasets
                rehabAssessmentTDS = (RehabAssessmentTDS)Session["rehabAssessmentTDS"];
                rehabAssessmentCommentDetails = rehabAssessmentTDS.CommentDetails;
            }
        }
        /// <summary>
        /// Save all comments to database (direct)
        /// </summary>
        /// <param name="originalWorkId">originalWorkId</param>
        /// <param name="companyId">companyId</param>        
        public void Save(int originalWorkId, int companyId)
        {
            RehabAssessmentTDS rehabAssessmentCommentDetailsChanges = (RehabAssessmentTDS)Data.GetChanges();

            if (rehabAssessmentCommentDetailsChanges.CommentDetails.Rows.Count > 0)
            {
                RehabAssessmentCommentDetailsGateway rehabAssessmentCommentDetailsGateway = new RehabAssessmentCommentDetailsGateway(rehabAssessmentCommentDetailsChanges);

                foreach (RehabAssessmentTDS.CommentDetailsRow row in (RehabAssessmentTDS.CommentDetailsDataTable)rehabAssessmentCommentDetailsChanges.CommentDetails)
                {
                    // Insert new comment
                    if ((!row.Deleted) && (!row.InDatabase))
                    {
                        WorkComments workComments = new WorkComments(null);
                        int? libraryFilesId = null; if (!row.IsLIBRARY_FILES_IDNull()) libraryFilesId = row.LIBRARY_FILES_ID;

                        workComments.InsertDirect(row.WorkID, row.RefID, row.Type, row.Subject, row.UserID, row.DateTime_, row.Comment, libraryFilesId, row.Deleted, row.COMPANY_ID, row.WorkType);
                    }

                    // Update comment
                    if ((!row.Deleted) && (row.InDatabase))
                    {
                        int workId = row.WorkID;
                        int refId = row.RefID;
                        bool originalDeleted = false;
                        int originalCompanyId = companyId;

                        // original values
                        string originalType = rehabAssessmentCommentDetailsGateway.GetTypeOriginal(workId, refId);
                        string originalSubject = rehabAssessmentCommentDetailsGateway.GetSubjectOriginal(workId, refId);
                        int originalUserId = rehabAssessmentCommentDetailsGateway.GetUserIdOriginal(workId, refId);
                        DateTime? originalDateTime = null; if (rehabAssessmentCommentDetailsGateway.GetDateTime_Original(workId, refId) != null) originalDateTime = rehabAssessmentCommentDetailsGateway.GetDateTime_Original(workId, refId);
                        string originalComment = rehabAssessmentCommentDetailsGateway.GetCommentOriginal(workId, refId);
                        int? originalLibraryFilesId = null; if (rehabAssessmentCommentDetailsGateway.GetLIBRARY_FILES_IDOriginal(workId, refId) != null) originalLibraryFilesId = rehabAssessmentCommentDetailsGateway.GetLIBRARY_FILES_IDOriginal(workId, refId);
                        string originalWorkType = rehabAssessmentCommentDetailsGateway.GetWorkTypeOriginal(workId, refId);

                        // new values
                        string newType = rehabAssessmentCommentDetailsGateway.GetType(workId, refId);
                        string newSubject = rehabAssessmentCommentDetailsGateway.GetSubject(workId, refId);
                        string newComment = rehabAssessmentCommentDetailsGateway.GetComment(workId, refId);
                        int? newLibraryFilesId = null; if (rehabAssessmentCommentDetailsGateway.GetLIBRARY_FILES_IDOriginal(workId, refId) != null) originalLibraryFilesId = rehabAssessmentCommentDetailsGateway.GetLIBRARY_FILES_ID(workId, refId);

                        WorkComments workComments = new WorkComments(null);
                        workComments.UpdateDirect(workId, refId, originalType, originalSubject, originalUserId, originalDateTime, originalComment, originalLibraryFilesId, originalDeleted, originalCompanyId, originalWorkType, workId, refId, newType, newSubject, originalUserId, originalDateTime, newComment, newLibraryFilesId, originalDeleted, originalCompanyId, originalWorkType);
                    }

                    // Deleted comment
                    if ((row.Deleted) && (row.InDatabase))
                    {
                        WorkComments workComments = new WorkComments(null);
                        workComments.DeleteDirect(row.WorkID, row.RefID, row.COMPANY_ID);
                    }

                }
            }
        }