// assign user to project public string SaveAssignUser(AssignUser assignUser) { if (projectGateway.IsUserAlreadyAssigned(assignUser)) { return("Already Assigned"); } else { int rowsAffected = projectGateway.SaveAssignUser(assignUser); if (rowsAffected > 0) { return("Assigned Successfull"); } else { return("Assigned Failed"); } } }