public static string ListActiveOffers(string userInput)
{
var allOffers = new SpecialOfferRepository().GetAllOffers();
var userInputAsArray = userInput.ToUpper().Split(' ');
double discount = 0;
string message = null;
for (int i = 1; i < userInputAsArray.Length; i++)
{
if (allItems.Find(x => x.ItemName == userInputAsArray[i]) != null)
{
if (allOffers.Find(x => x.ItemOnSpecialOffer == userInputAsArray[i]) != null)
{
var currentOffer = allOffers.Find(x => x.ItemOnSpecialOffer == userInputAsArray[i]);
if (currentOffer.DependentItem == null)
{
discount = currentOffer.SpecialOfferDiscount;
TextInfo myTI = new CultureInfo("en-GB", false).TextInfo;
message += myTI.ToTitleCase(currentOffer.ItemOnSpecialOffer.ToLower()) +
" " + (discount * 100) + "% off: -" + (discount * 100) + "p";
}
}
}
}
return(message ?? "(No offers available)");
}
public List <Product> RetrieveAllProducts()
{
List <Product> listOfProducts = new List <Product>();
SpecialOfferRepository offerRepo = new SpecialOfferRepository(new SpecialOfferMssqlContext());
try
{
SqlConnection cnn = ReturnSQLConnection();
string query = "SELECT * FROM dbo.[Product]";
SqlCommand newCmd = CreateSQLCommandText(query, cnn);
SqlDataReader dr = newCmd.ExecuteReader();
while (dr.Read())
{
int productId = Convert.ToInt32(dr["ID"]);
string productName = dr["name"].ToString();
SpecialOffer offer = offerRepo.RetrieveOfferByProductID(productId);
if (offer.RetrieveOfferId() != -1)
{
SpecialOffer product = new SpecialOffer(offer.RetrieveOfferId(), offer.RetrieveOfferPrice(), productId, productName);
product.ProductAmount = Convert.ToInt32(dr["Amount"]);
product.ProductDesc = dr["Description"].ToString();
product.ProductDiscount = Convert.ToDecimal(dr["Discount_Price"]);
product.ProductPrice = Convert.ToDecimal(dr["Price"]);
product.ProductStatus = dr["Status"].ToString();
product.ImageUrl = dr["ImageURL"].ToString();
product.BtwPercentage = Convert.ToInt32(dr["BTWPercentage"]);
product.ProductInStock = Convert.ToInt32(dr["Instock"]);
product.StartTime = offer.StartTime;
product.EndTime = offer.EndTime;
listOfProducts.Add(product);
}
else
{
Product product = new Product(productId, productName);
product.ProductAmount = Convert.ToInt32(dr["Amount"]);
product.ProductDesc = dr["Description"].ToString();
product.ProductDiscount = Convert.ToDecimal(dr["Discount_Price"]);
product.ProductPrice = Convert.ToDecimal(dr["Price"]);
product.ProductStatus = dr["Status"].ToString();
product.ImageUrl = dr["ImageURL"].ToString();
product.BtwPercentage = Convert.ToInt32(dr["BTWPercentage"]);
product.ProductInStock = Convert.ToInt32(dr["Instock"]);
listOfProducts.Add(product);
}
}
cnn.Close();
}
catch (NullReferenceException e)
{
Console.WriteLine(e.Message);
}
return(listOfProducts);
}
public static double CalculateTotal(string userInput)
{
var allOffers = new SpecialOfferRepository().GetAllOffers();
var userInputAsArray = userInput.ToUpper().Split(' ');
double itemCost, discount, subTotal = 0;
int maxNumberOfTimesToAppplyDiscount = 0;
int discountApplied = 0;
for (int i = 1; i < userInputAsArray.Length; i++)
{
var currentItem = allItems.Find(x => x.ItemName == userInputAsArray[i]);
if (currentItem != null)
{
itemCost = currentItem.ItemPrice;
if (allOffers.Find(x => x.ItemOnSpecialOffer == userInputAsArray[i]) != null)
{
var currentOffer = allOffers.Find(x => x.ItemOnSpecialOffer == userInputAsArray[i]);
if (currentOffer.DependentItem == null)
{
discount = currentOffer.SpecialOfferDiscount;
subTotal += itemCost - (itemCost * discount);
}
else
{
var depItem = currentOffer.DependentItem;
string[] source = userInput.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
var itemCount = (from word in source
where word.ToLowerInvariant() == depItem.ToLowerInvariant()
select word).Count();
maxNumberOfTimesToAppplyDiscount = itemCount / currentOffer.DependentItemQuantity;
if (itemCount >= currentOffer.DependentItemQuantity && discountApplied < maxNumberOfTimesToAppplyDiscount)
{
discount = currentOffer.SpecialOfferDiscount;
subTotal += itemCost - (itemCost * discount);
discountApplied += 1;
}
else
{
subTotal += itemCost;
}
}
}
else
{
subTotal += itemCost;
}
}
}
return(subTotal);
}
public void Setup()
{
var specialOfferRepository = new SpecialOfferRepository();
var discountRepository = new DiscountRepository();
_discountService = new DiscountService(discountRepository);
_specialOfferService = new SpecialOfferService(specialOfferRepository);
_shelfItemRepository = new ShelfItemRepository();
_basketService = new BasketService(_discountService, _specialOfferService);
}
private static void Main()
{
try
{
var shelfItemRepository = new ShelfItemRepository();
var shelfItems = shelfItemRepository.GetShelfItems().ToArray();
var discountRepository = new DiscountRepository();
var discounts = discountRepository.GetActiveDiscounts().ToArray();
var specialOfferRepository = new SpecialOfferRepository();
var specialOffers = specialOfferRepository.GetActiveSpecialOffers().ToArray();
DisplayShelfItems(shelfItems, discounts, specialOffers);
IDiscountService discountService = new DiscountService(discountRepository);
ISpecialOfferService specialOfferService = new SpecialOfferService(specialOfferRepository);
using (var basketService = new BasketService(discountService, specialOfferService))
{
BasketHandler(shelfItems, basketService);
PrintCustomerReceipt(specialOffers, discounts, basketService);
}
ReadLine();
}
catch (Exception ex)
{
WriteLine("\n\n");
ILogger logger = new ConsoleLogger();
logger.LogException(ex);
ReadLine();
}
}
