/// <summary>
/// Validates that the quantity of the line item is less than the limit. Throws an exception
/// if it is not.
/// </summary>
/// <param name="product">The product of the line item to validate</param>
/// <param name="qty">The quantity of the line item</param>
private void ValidateQuantityBelowLimit(BusinessProduct product, int qty)
{
if (qty > maxQuantity)
{
throw new BusinessOrderException($"[!] {product} of quantity {qty} item has a quantity greater than {maxQuantity}");
}
}
/// <summary>
/// Validates the quantity of the line item is greater than zero. Throws an exception if it
/// is not.
/// </summary>
/// <param name="product">The product of the line item to validate</param>
/// <param name="qty">The quantity of the line item</param>
private void ValidateQuantityGreaterThanZero(BusinessProduct product, int qty)
{
if (qty <= 0)
{
throw new BusinessOrderException($"[!] {product} of quantity {qty} item does not have a quantity greater than 0");
}
}
/// <summary>
/// Decrements the stock of the inventory of this location.
/// </summary>
/// <param name="bProduct">The product to decrement</param>
/// <param name="qty">The amount of the product to decrement</param>
public void DecrementStock(BusinessProduct bProduct, int qty)
{
Log.Information($"Decrementing stock of location {Id} of product {bProduct} with quantity {qty}");
if (!inventory.Keys.Any(p => p.Id == bProduct.Id))
{
throw new BusinessLocationException($"[!] Location does not have {bProduct} in stock");
}
BusinessProduct selectedProduct = inventory.Keys.Where(p => p.Id == bProduct.Id).FirstOrDefault();
if (qty > inventory[selectedProduct])
{
throw new BusinessLocationException($"[!] Location {Id} does not have {selectedProduct} with {qty} stock, only has {inventory[selectedProduct]} in stock");
}
inventory[selectedProduct] -= qty;
}
/// <summary>
/// Adds a product to this location's inventory.
/// </summary>
/// <param name="bProduct">The product to add</param>
/// <param name="stock">The quantity of the product to add</param>
public void AddProduct(BusinessProduct bProduct, int stock)
{
inventory.Add(bProduct, stock);
}