public Int32 insertArticleComponent(Models.MstArticleComponent component)
        {
            try
            {
                Data.MstArticleComponent newComponent = new Data.MstArticleComponent();
                newComponent.ArticleId          = component.ArticleId;
                newComponent.ComponentArticleId = component.ComponentArticleId;
                newComponent.Quantity           = component.Quantity;
                newComponent.Particulars        = component.Particulars;

                db.MstArticleComponents.InsertOnSubmit(newComponent);
                db.SubmitChanges();

                return(newComponent.Id);
            }
            catch
            {
                return(0);
            }
        }
        public Int32 insertArticleComponent(Models.MstArticleComponent component)
        {
            try
            {
                Data.MstArticleComponent newComponent = new Data.MstArticleComponent();
                newComponent.ArticleId = component.ArticleId;
                newComponent.ComponentArticleId = component.ComponentArticleId;
                newComponent.Quantity = component.Quantity;
                newComponent.Particulars = component.Particulars;

                db.MstArticleComponents.InsertOnSubmit(newComponent);
                db.SubmitChanges();

                return newComponent.Id;
            }
            catch
            {
                return 0;
            }
        }
        public HttpResponseMessage AddItemComponent(Entities.MstArticleComponent objItemComponent, String itemId)
        {
            try
            {
                var currentUser = from d in db.MstUsers
                                  where d.UserId == User.Identity.GetUserId()
                                  select d;

                if (currentUser.Any())
                {
                    var currentUserId = currentUser.FirstOrDefault().Id;

                    var userForms = from d in db.MstUserForms
                                    where d.UserId == currentUserId &&
                                    d.SysForm.FormName.Equals("ItemDetail")
                                    select d;

                    if (userForms.Any())
                    {
                        if (userForms.FirstOrDefault().CanAdd)
                        {
                            var item = from d in db.MstArticles
                                       where d.Id == Convert.ToInt32(itemId) &&
                                       d.ArticleTypeId == 1
                                       select d;

                            if (item.Any())
                            {
                                if (!item.FirstOrDefault().IsLocked)
                                {
                                    Data.MstArticleComponent newItemComponent = new Data.MstArticleComponent
                                    {
                                        ArticleId          = Convert.ToInt32(itemId),
                                        ComponentArticleId = objItemComponent.ComponentArticleId,
                                        Quantity           = objItemComponent.Quantity,
                                        Particulars        = objItemComponent.Particulars
                                    };

                                    db.MstArticleComponents.InsertOnSubmit(newItemComponent);
                                    db.SubmitChanges();

                                    return(Request.CreateResponse(HttpStatusCode.OK));
                                }
                                else
                                {
                                    return(Request.CreateResponse(HttpStatusCode.BadRequest, "You cannot add new component if the current item detail is locked."));
                                }
                            }
                            else
                            {
                                return(Request.CreateResponse(HttpStatusCode.NotFound, "These current item details are not found in the server. Please add new item first before proceeding."));
                            }
                        }
                        else
                        {
                            return(Request.CreateResponse(HttpStatusCode.BadRequest, "Sorry. You have no rights to add new component in this item detail page."));
                        }
                    }
                    else
                    {
                        return(Request.CreateResponse(HttpStatusCode.BadRequest, "Sorry. You have no access in this item detail page."));
                    }
                }
                else
                {
                    return(Request.CreateResponse(HttpStatusCode.BadRequest, "Theres no current user logged in."));
                }
            }
            catch (Exception e)
            {
                Debug.WriteLine(e);
                return(Request.CreateResponse(HttpStatusCode.InternalServerError, "Something's went wrong from the server."));
            }
        }