public Dto_SaleNode UpdateSales(Dto_SaleNode salesNode, Dto_ClientNode clientsNode, Dto_SellerNode sellersNode, Dto_ProductNode productsNode)
{
Dto_SaleNode Head = salesNode;
LogicStoreSystem logicStoreSystem = new LogicStoreSystem();
int selectedModeSale = logicStoreSystem.selectedModeSale("venta");
int quantity;
int availableStock;
if (selectedModeSale == 1)
{
string type = "false";
Dto_Sale sale = new Dto_Sale();
sale.Product = logicStoreSystem.selectItemsForSale("producto", clientsNode, sellersNode, productsNode).Item3;
sale.Client = logicStoreSystem.selectItemsForSale("cliente", clientsNode, sellersNode, productsNode).Item1;
sale.Seller = logicStoreSystem.selectItemsForSale("vendedor", clientsNode, sellersNode, productsNode).Item2;
Console.WriteLine("\nCantidad: ");
quantity = int.Parse(Console.ReadLine());
while (type == "false")
{
availableStock = ReviewStockProducts(sale, salesNode);
if (quantity <= availableStock)
{
sale.Quantity = quantity;
type = "true";
}
else if (availableStock == 0)
{
Console.WriteLine("\nPor favor selecciona otro producto, ya que cuenta con " + availableStock + " unidades disponibles");
sale.Product = logicStoreSystem.selectItemsForSale("producto", clientsNode, sellersNode, productsNode).Item3;
Console.WriteLine("\nCantidad: ");
quantity = int.Parse(Console.ReadLine());
Console.WriteLine(" ");
}
else
{
Console.WriteLine("\nPor favor selecciona otra cantidad, el producto solo cuenta con " + availableStock + " unidades disponibles");
quantity = int.Parse(Console.ReadLine());
}
}
Dto_SaleNode newSaleNode = new Dto_SaleNode();
newSaleNode.Sale = sale;
Dto_SaleNode last = Head;
while (last.Next != null)
{
last = last.Next;
}
sale.Code = last.Sale.Code + 1;
sale.Total_Price = sale.Quantity * sale.Product.Price;
last.Next = newSaleNode;
}
return(salesNode);
}
public int ReviewStockProducts(Dto_Sale sale, Dto_SaleNode saleNode)
{
int countSales = 1;
string productName;
int productCode;
int stockProdut;
int stock = 0;
Dto_SaleNode last = saleNode;
while (last.Next != null)
{
countSales++;
last = last.Next;
}
last = saleNode;
for (int i = 0; i < countSales; i++)
{
Dto_SaleNode iteratorNode = last;
productName = saleNode.Sale.Product.Name;
productCode = saleNode.Sale.Product.Code;
stockProdut = saleNode.Sale.Product.Stock;
for (int j = 0; j < countSales; j++)
{
if (iteratorNode.Sale.Product.Name == productName)
{
stockProdut = stockProdut - iteratorNode.Sale.Quantity;
}
if (iteratorNode.Next != null)
{
iteratorNode = iteratorNode.Next;
}
}
if (saleNode.Next != null)
{
saleNode = saleNode.Next;
}
if (productCode == sale.Product.Code)
{
stock = stockProdut;
}
}
return(stock);
}
public Dto_SaleNode AddSale(Dto_Sale sale)
{
Dto_SaleNode saleNode = new Dto_SaleNode();
saleNode.Sale = sale;
if (Head == null)
{
Head = saleNode;
}
else
{
Dto_SaleNode last = Head;
while (last.Next != null)
{
last = last.Next;
}
last.Next = saleNode;
}
return(Head);
}
