public MainViewModel()
{
SaleCards = XMLParser.GetAllSaleCards();
ChoosedCard = new SaleCardModel();
UpdateWindow = new Command(arg => UpdateWindowMethod());
}
public ShowAllCardsViewModel()
{
//ClickCommand = new Command(arg => ClickMethod());
SaleCard = new SaleCardModel { Discount=15, Surname="", Name="", Number=0, Balance=0};
SaleCards = XMLParser.GetAllSaleCards();
xmlp = new XMLParser();
}
public ShowBalanceViewModel()
{
ClickCommand = new Command(arg => findBalance());
SaleCard = new SaleCardModel { Discount=15, Name="", Surname="",Number=0, Balance=0 };
SaleCards = XMLParser.GetAllSaleCards();
xmlp = new XMLParser();
}
public void AddSaleCard(SaleCardModel SaleCard)
{
XDocument doc = XDocument.Load(file);
XElement card = new XElement("SaleCard",
new XElement("discount", SaleCard.Discount),
new XElement("number", SaleCard.Number),
new XElement("surname", SaleCard.Surname),
new XElement("name", SaleCard.Name),
new XElement("balance", SaleCard.Balance));
doc.Root.Add(card);
doc.Save(file);
}
private void ClickMethod()
{
// MessageBox.Show("This is click command");
foreach (SaleCardModel card in SaleCards)
{
if (card.Number.ToString().Equals(SaleCard.Number.ToString()))
{
MessageBox.Show("Данная карта уже существует");
return;
}
}
SaleCardModel newCard = new SaleCardModel(SaleCard.Number, SaleCard.Surname, SaleCard.Name);
xmlp.AddSaleCard(newCard);
MessageBox.Show("Карта была успешно зарегистрирована");
}
public static List<SaleCardModel> GetAllSaleCards()
{
XDocument doc = XDocument.Load(file);
List<SaleCardModel> SaleCards = new List<SaleCardModel>();
XNode node = doc.Root.FirstNode;
while (node != null)
{
if (node.NodeType == System.Xml.XmlNodeType.Element)
{
SaleCardModel SaleCard = new SaleCardModel();
XElement el = (XElement)node;
SaleCard.Number = Int32.Parse(el.Element("number").Value);
SaleCard.Surname = el.Element("surname").Value;
SaleCard.Name = el.Element("name").Value;
SaleCard.Balance = Single.Parse(el.Element("balance").Value);
SaleCards.Add(SaleCard);
}
node = node.NextNode;
}
return SaleCards;
}