public ProductFullModel GetProductById(
[ValueProvider(typeof(HeaderValueProviderFactory <string>))] string sessionKey, int id)
{
var context = new StoreContext();
using (context)
{
var user = UsersController.GetUserBySessionKey(sessionKey);
if (user == null)
{
throw new ArgumentException("There is no user with such sessionKey!");
}
var productById = context.Products.FirstOrDefault(p => p.ProductId == id);
var newProductModel = new ProductFullModel()
{
ProductId = productById.ProductId,
Price = productById.Price,
Category = productById.Category.CategoryName,
DateOfCreation = productById.DateOfCreation,
Description = productById.Description,
Manufacturer = productById.Manufacturer,
ProductName = productById.ProductName,
Quantity = productById.Quantity
};
return(newProductModel);
}
}
public HttpResponseMessage PutProductByAdmin(
[ValueProvider(typeof(HeaderValueProviderFactory <string>))] string sessionKey, ProductFullModel product)
{
var responseMsg = this.PerformOperationAndHandleExceptions(
() =>
{
var context = new StoreContext();
using (context)
{
var user = UsersController.GetUserBySessionKey(sessionKey);
if (user == null)
{
throw new ArgumentException("There is no user with such sessionKey!");
}
if (!CheckUserIsAdmin(user.UserId))
{
throw new ArgumentException("You are not admin");
}
var productToUpdate = context.Products.FirstOrDefault(p => p.ProductId == product.ProductId);
productToUpdate.DateOfCreation = product.DateOfCreation;
productToUpdate.Description = product.Description;
productToUpdate.Manufacturer = product.Manufacturer;
productToUpdate.Price = product.Price;
productToUpdate.Quantity = product.Quantity;
productToUpdate.ProductName = product.ProductName;
context.SaveChanges();
var productModel = new ProductFullModel()
{
ProductId = productToUpdate.ProductId,
ProductName = productToUpdate.ProductName,
Price = productToUpdate.Price,
Category = productToUpdate.Category.CategoryName,
DateOfCreation = productToUpdate.DateOfCreation,
Description = productToUpdate.Description,
Manufacturer = productToUpdate.Manufacturer,
Quantity = productToUpdate.Quantity
};
var response =
this.Request.CreateResponse(HttpStatusCode.OK, productModel);
return(response);
}
});
return(responseMsg);
}
public HttpResponseMessage PutProduct(
[ValueProvider(typeof(HeaderValueProviderFactory <string>))] string sessionKey, int id)
{
var responseMsg = this.PerformOperationAndHandleExceptions(
() =>
{
var context = new StoreContext();
using (context)
{
var user = context.Users.Where(usr => usr.SessionKey == sessionKey).FirstOrDefault();
if (user == null)
{
throw new ArgumentException("There is no user with such sessionKey!");
}
var productToUpdate = context.Products.FirstOrDefault(p => p.ProductId == id);
productToUpdate.Quantity--;
user.Products.Add(productToUpdate);
context.SaveChanges();
var productModel = new ProductFullModel()
{
ProductId = productToUpdate.ProductId,
ProductName = productToUpdate.ProductName,
Price = productToUpdate.Price,
Category = productToUpdate.Category.CategoryName,
DateOfCreation = productToUpdate.DateOfCreation,
Description = productToUpdate.Description,
Manufacturer = productToUpdate.Manufacturer,
Quantity = productToUpdate.Quantity
};
var response =
this.Request.CreateResponse(HttpStatusCode.OK, productModel);
return(response);
}
});
return(responseMsg);
}
private List <ProductFullModel> Parse(IHtmlDocument document)
{
var productList = new List <ProductFullModel>();
var products = document.QuerySelectorAll(_storeParserProvider.GetTagCatalog());
foreach (var itemProd in products)
{
var product = new ProductFullModel();
var nameTag = itemProd.QuerySelectorAll("a").FirstOrDefault(x => x.ClassName != null && x.ClassName.Contains("product-name"));
string name = nameTag?.TextContent.Trim();
if (name == null)
{
continue;
}
product.Name = name;
var imageUrlParent = itemProd.QuerySelector(_storeParserProvider.GetTagParentImage());
string imageUrl = imageUrlParent?.Children.FirstOrDefault(u => u.TagName.Contains("IMG"))?.Attributes.FirstOrDefault(u => u.LocalName == "data-original")?.Value.Trim();
if (imageUrl == null)
{
continue;
}
product.ImageSource = imageUrl;
var priceTag = itemProd.QuerySelector(_storeParserProvider.GetTagPrice());
if (priceTag == null)
{
priceTag = itemProd.QuerySelector(_storeParserProvider.GetTagNewPrice());
}
string price = priceTag?.TextContent.Trim().Replace(" ", string.Empty);
if (price == null)
{
continue;
}
decimal number = 0M;
var priceWithoutSpaceStr = Regex.Replace(price, ReqularErxpressionConstants.SelectInvisibleSpace, "");
if (decimal.TryParse(priceWithoutSpaceStr, out number))
{
product.Price = number;
}
var currencyTag = itemProd.QuerySelector(_storeParserProvider.GetTagCurrency());
if (currencyTag == null)
{
currencyTag = itemProd.QuerySelector(_storeParserProvider.GetTagNewCurrency());
}
string currency = currencyTag?.TextContent.Trim();
if (name == null)
{
continue;
}
product.Currency = currency;
var desctiptionTag = itemProd.QuerySelector(_storeParserProvider.GetTagDescription());
string description = desctiptionTag?.TextContent.Trim();
if (description == null)
{
continue;
}
product.Descriptions = description;
productList.Add(product);
}
return(productList);
}
