public void UpdateUserCart(Cart updatedUserCart)
{
Directory.CreateDirectory(_cartsXmlPath);
var userCartPath = $"{_cartsXmlPath + updatedUserCart.UserId}.xml";
XmlSerializerTool.InsertSerializedObject(userCartPath, updatedUserCart);
}
public Cart GetUserCart(int userId)
{
Directory.CreateDirectory(_cartsXmlPath);
var userCartPath = $"{_cartsXmlPath + userId}.xml";
if (!File.Exists(userCartPath))
{
throw new Exception(MessageResource.UnavailableUserCart);
}
return(XmlSerializerTool.DeserializeObjectList <Cart>(userCartPath));
}
public void IncreaseProductQuantity(int productId, int countToIncrease)
{
var products = GetAllProducts().ToList();
var product = products.SingleOrDefault(x => x.Id == productId);
if (product == null)
{
throw new Exception(MessageResource.UnavailableProduct);
}
product.Count += countToIncrease;
XmlSerializerTool.InsertSerializedObject(_productsXmlPath, products);
}
public static bool WriteLicense(LocalLicenseData licData, string fileName)
{
try
{
string tmp = Path.GetTempFileName();
XmlSerializerTool <LocalLicenseData> bs = new XmlSerializerTool <LocalLicenseData>();
bs.ToFile(licData, tmp);
CryptoHelp.EncryptFile(tmp, fileName, "a89sd8jkk34dm%^%1239");
return(true);
}
catch (Exception)
{
return(false);
}
}
public void DecreaseProductQuantity(int productId, int countToDecrease)
{
var products = GetAllProducts().ToList();
var product = products.SingleOrDefault(x => x.Id == productId);
if (product == null)
{
throw new Exception(MessageResource.UnavailableProduct);
}
if (product.Count < countToDecrease)
{
throw new Exception(MessageResource.AddToCartWithAnOutOfStockItemError);
}
product.Count -= countToDecrease;
XmlSerializerTool.InsertSerializedObject(_productsXmlPath, products);
}
public static LocalLicenseData ReadLicense(string fileName)
{
try
{
if (!File.Exists(fileName))
{
return(null);
}
string tmp = Path.GetTempFileName();
CryptoHelp.DecryptFile(fileName, tmp, "a89sd8jkk34dm%^%1239");
XmlSerializerTool <LocalLicenseData> bs = new XmlSerializerTool <LocalLicenseData>();
LocalLicenseData licData = (LocalLicenseData)bs.FromFile(tmp);
return(licData);
}
catch (Exception e)
{
return(null);
}
}
/// <summary>
/// 序列化测试
/// </summary>
public static void SerializerTest()
{
WriteLine();
WriteColorText("SerializerTest", ConsoleColor.Green);
WriteColorText("--------------------------------------------------------------------------------------------------------------------", ConsoleColor.Yellow);
WriteLine($"Xml序列化:");
Student z_san = new()
{
Name = "张三",
Sex = "女",
Age = 23
};
var z_san_str = XmlSerializerTool.ToXml(z_san);
WriteColorText(XmlSerializerTool.FormatXML(z_san_str), ConsoleColor.Magenta);
WriteLine("Binary序列化:");
Student li_si = new()
{
Name = "李四",
Sex = "男",
Age = 25
};
var li_si_str = BinarySerializerTool.ToBinary(li_si);
WriteColorText(li_si_str, ConsoleColor.Magenta);
WriteLine($"Xml反序列化:");
var z_s = XmlSerializerTool.FromXml <Student>(z_san_str);
z_s.ToConsole();
WriteLine("Binary反序列化:");
var lis = BinarySerializerTool.FromBinary <Student>(li_si_str);
lis.ToConsole();
WriteColorText("--------------------------------------------------------------------------------------------------------------------", ConsoleColor.Yellow);
WriteColorText("SerializerTest Complete", ConsoleColor.Green);
WriteLine();
}
}
}
public IList <Product> GetAllProducts()
{
var products = XmlSerializerTool.DeserializeObjectList <ProductsCollection>(_productsXmlPath).Products;
return(products.Where(x => x.Count > 0).ToList()); //return only available products that has stocks
}
