/// <summary>
/// add a sale
/// </summary>
/// <param name="Sale"></param>
public static void AddSale(Sale Sale)
{
using (var model = new KreationModel())
{
model.Sales.Add(Sale);
model.SaveChanges();
}
}
/// <summary>
///
/// </summary>
/// <returns>List of saved sales</returns>
public List <Sale> GetCartList()
{
using (var model = new KreationModel())
{
Cart cart = model.Carts.FirstOrDefault(i => i.Id == this.Id);
return(cart.Sales.ToList());
}
}
/// <summary>
/// method to add a seller
/// </summary>
/// <param name="Seller"></param>
public static void AddSeller(Seller Seller)
{
using (var model = new KreationModel())
{
model.Sellers.Add(Seller);
model.SaveChanges();
}
}
/// <summary>
/// add a product
/// </summary>
/// <param name="Product"></param>
public static void AddProduct(Product Product)
{
using (var model = new KreationModel())
{
model.Products.Add(Product);
model.SaveChanges();
}
}
/// <summary>
/// method to add an auction to the website
/// </summary>
/// <param name="Auction"></param>
public static void AddAuction(Auction Auction)
{
using (var model = new KreationModel())
{
model.Auctions.Add(Auction);
model.SaveChanges();
}
}
/// <summary>
/// method to add an order to the website
/// </summary>
/// <param name="Order"></param>
public static void AddOrder(Order Order)
{
using (var model = new KreationModel())
{
model.Orders.Add(Order);
model.SaveChanges();
}
}
/// <summary>
/// method to add a review to the website
/// </summary>
/// <param name="buyer"></param>
public static void AddReview(Review Review)
{
using (var model = new KreationModel())
{
model.Reviews.Add(Review);
model.SaveChanges();
}
}
/// <summary>
/// method to add a Buyer to the website
/// </summary>
/// <param name="buyer"></param>
public static void AddBuyer(Buyer Buyer)
{
using (var model = new KreationModel())
{
model.Buyers.Add(Buyer);
model.SaveChanges();
}
}
/// <summary>
/// add a cart to the database
/// </summary>
/// <param name="Cart"></param>
public static void AddCart(Cart Cart)
{
using (var model = new KreationModel())
{
model.Carts.Add(Cart);
model.SaveChanges();
}
}
/// <summary>
/// constructor to create a cart for specific buyer
/// </summary>
/// <param name="BuyerId">integer of the buyer id</param>
public Cart(int BuyerId)
{
using (var model = new KreationModel())
{
Buyer buyer = model.Buyers.FirstOrDefault(i => i.Id == BuyerId);;
this.Buyer = buyer;
this.BuyerId = BuyerId;
}
}
/// <summary>
/// update the database in the end of the auction to store the winning bid id
/// </summary>
public void GetWinningBid()
{
using (var model = new KreationModel())
{
Auction auction = (from Auction in model.Auctions where Auction.Id == this.Id select Auction).Single();
auction.WinningBidId = this.GetCurrentHighestBidId();
model.SaveChanges();
}
}
/// <summary>
/// add a sale to a specific cart
/// </summary>
/// <param name="CartId">integer id of the cart to add sale to</param>
/// <param name="SaleId">integer id of the sale to be added</param>
public static void AddToCart(int CartId, int SaleId)
{
using (var model = new KreationModel())
{
Cart cart = model.Carts.FirstOrDefault(i => i.Id == CartId);
Sale sale = model.Sales.FirstOrDefault(i => i.Id == SaleId);
cart.Sales.Add(sale);
model.SaveChanges();
}
}
/// <summary>
/// add a bid to the auction, it checks whether the bid price is larger than the current highest bid plus
/// the minimum increment, if it is larger, add the bid to Bids table and update the current highest bid;
/// if it is less, bid will not be added to be Bids table and console will write error
/// </summary>
/// <param name="Bid"></param>
public static void AddBid(Bid Bid)
{
int AuctionId = Bid.AuctionId; //get the id of the auction that the bid is to go to
using (var model = new KreationModel())
{
int HighestBidId = model.Auctions.Where(a => a.Id == AuctionId).Single().GetCurrentHighestBidId(); //get the id of the highest bid in this auction
decimal HighestBidPrice = model.Bids.Where(b => b.Id == HighestBidId).Single().BidPrice; //get the price of the highest bid
decimal MinBid = model.Auctions.Where(a => a.Id == AuctionId).Single().MinIncrement + HighestBidPrice; //calculate the min bid price acceptable, considering the min increment
if (Bid.BidPrice >= MinBid)
{
model.Bids.Add(Bid);
model.SaveChanges();
}
else
{
System.Console.WriteLine("You need to bid more than " + MinBid + " dollars.");
}
}
}
