private void btnAddCutomerToProductClickHandler(object sender, RoutedEventArgs e)
{
var f = new CustomersSelectionWindow(this);
f.ShowDialog();
var selectedCustomer = f.GetSelectedCustomer();
if (selectedCustomer == null)
{
//this.ShowError("Необходимо выбрать минимум одного покупателя из списка.");
return;
}
var order = new Order
{
Amount = 0,
CustomerId = selectedCustomer.Id,
Date = DateTime.Now,
InitialVkCommentId = 0,
ProductId = m_product.Id,
Comment = ""
};
var caw = new ChangeAmountWindow(this, order);
caw.ShowDialog();
m_bgworker = new BackgroundWorker();
m_bgworker.DoWork += (o, args) =>
{
var ord = args.Argument as Order;
var ordersRepo = Core.Repositories.DbManger.GetInstance().GetOrderRepository();
try
{
var allProductOrders = ordersRepo.GetOrdersForProduct(m_product);
if (allProductOrders.Any(productOrder => productOrder.CustomerId == ord.CustomerId))
{
throw new BgWorkerException("Указанный покупатель уже заказывал данный товар!");
}
}
catch (BgWorkerException)
{
throw;
}
catch (Exception)
{
throw new BgWorkerException("Не удалось получить данные из БД");
}
try
{
ordersRepo.Add(order);
}
catch (Exception)
{
throw new BgWorkerException("Не удалось сохранить информацию о заказе в БД");
}
args.Result = new ProductCustomerListViewItem(order, selectedCustomer);
};
m_bgworker.RunWorkerCompleted += (o, args) =>
{
if (args.Error != null)
{
this.ShowError(args.Error.Message);
return;
}
var item = (ProductCustomerListViewItem) args.Result;
m_lvi.OrderedAmount += item.SourceOrderInfo.Amount;
lvOrderItems.Items.Add(item);
};
m_bgworker.RunWorkerAsync(order);
}
private void EventSetter_OnHandler(object sender, MouseButtonEventArgs e)
{
if (!(sender is ListViewItem)) return;
var lvi = ((sender as ListViewItem).Content) as OrderListViewItem;
if (lvi == null)
return;
var caw = new ChangeAmountWindow(this, lvi.SourceOrder);
caw.ShowDialog();
if (caw.GetResult() == ChangeAmountWindow.Result.Changed)
{
// save changes
var db = Core.Repositories.DbManger.GetInstance();
var repo = db.GetOrderRepository();
try
{
repo.Update(lvi.SourceOrder);
}
catch (Exception exception)
{
this.ShowError(String.Format("Ошибка: Не удалось сохранить изменения. ({0})", exception.GetType().Name));
}
}
}
private void ListViewItem_MouseDoubleClick(object sender, MouseButtonEventArgs e)
{
if ((e.Source as ListViewItem) == null) return;
if ((e.Source as ListViewItem).Content is ProductCustomerListViewItem)
{
var lviObj = (e.Source as ListViewItem).Content as ProductCustomerListViewItem;
var oldAmount = lviObj.SourceOrderInfo.Amount;
var f = new ChangeAmountWindow(this, lviObj.SourceOrderInfo);
f.ShowDialog();
if (f.GetResult() == ChangeAmountWindow.Result.Changed)
{
// save changes
var db = Core.Repositories.DbManger.GetInstance();
var repo = db.GetOrderRepository();
try
{
repo.Update(lviObj.SourceOrderInfo);
}
catch (Exception exception)
{
this.ShowError(String.Format("Ошибка: Не удалось сохранить изменения. ({0})", exception.GetType().Name));
}
m_lvi.OrderedAmount += (lviObj.SourceOrderInfo.Amount - oldAmount);
}
}
}
