/// <summary>
/// Saves a new Product
/// </summary>
/// <param name="product">JSON object containing the Product data</param>
/// <returns>Number of records affected</returns>
/// <exception cref="InvalidOperationException">Throws an exception when there is already a Product with a given Product ID</exception>
public int SaveProduct(JSON_Models.Product product)
{
//Obtaining the Model to be saved
Models.Product productModel = new Models.Product()
{
ProductNumber = int.Parse(product.ProductNumber),
Title = product.Title,
Price = decimal.Parse(product.Price),
DateCreated = DateTime.Parse(product.DateCreated)
};
int records = 0;
bool productExist = false;
using (var model = new WebshopEntities())
{
productExist = model.Products.Any(p => p.ProductNumber == productModel.ProductNumber);
if (!productExist)
{
model.Products.Add(productModel);
records = model.SaveChanges();
}
else
{
throw new InvalidOperationException(string.Format("There is already a Product with Product Number: {0}", productModel.ProductNumber));
}
}
return(records);
}
/// <summary>
/// Obtains the list of all Products
/// </summary>
/// <returns>List of JSON objects representing a Product</returns>
public List <JSON_Models.Product> GetProducts()
{
List <JSON_Models.Product> products;
using (var model = new WebshopEntities())
{
products = (from product in model.Products
select new JSON_Models.Product()
{
ProductNumber = product.ProductNumber.ToString(),
Title = product.Title,
Price = product.Price.ToString(),
DateCreated = product.DateCreated.ToString()
}).ToList();
}
return(products);
}
public BaseDAO()
{
context = new WebshopEntities();
}
