/// <summary>
/// Changes the price of a specific item in the product storage.
/// </summary>
/// <param name="id">Product's key.</param>
/// <param name="price">Product's new price.</param>
public void ChangePrice(int id, decimal newPrice)
{
ValidatorClass.CheckProductById(id);
ValidatorClass.PriceValidator(newPrice);
Storage.products[id].Price = newPrice;
}
/// <summary>
/// Renames a product.
/// </summary>
/// <param name="id">Product's key.</param>
/// <param name="newName">New name for a product.</param>
public void RenameProduct(int id, string newName)
{
ValidatorClass.CheckProductById(id);
ValidatorClass.StringValidator(newName);
Storage.products[id].Name = newName;
}
/// <summary>
/// Adds product to the product storage.
/// </summary>
/// <param name="product">A product to register</param>
/// <exception cref="ArgumentNullException"></exception>
public void AddProduct(Product product, int id)
{
if (product == null)
{
throw new ArgumentNullException("Cannot add an empty product");
}
ValidatorClass.CheckIdInStorage(id);
ValidatorClass.ProductValidator(product);
Storage.products.Add(id, product);
}
/// <summary>
/// Deletes an item from the product storage.
/// </summary>
/// <param name="id">Product's key.</param>
public void DeleteProduct(int id)
{
ValidatorClass.CheckProductById(id);
Storage.products.Remove(id);
}