public void SaveSale(SaleModel saleInfo, string cashierId)
{
// TODO: Make this SOLID/DRY/BETTER!
// Start filling in the models we will save to the DB
List <SaleDetailDBModel> details = new List <SaleDetailDBModel>();
ProductData products = new ProductData();
var taxRate = ConfigHelper.GetTaxRate();
foreach (var item in saleInfo.SaleDetails)
{
var detail = new SaleDetailDBModel
{
ProductId = item.ProductId,
Quantity = item.Quantity
};
// Get the information about this product
var productInfo = products.GetProductById(detail.ProductId);
if (productInfo == null)
{
throw new Exception($"The product Id of { detail.ProductId } could not be found.");
}
detail.PurchasePrice = (productInfo.RetailPrice * detail.Quantity);
if (productInfo.IsTaxable)
{
detail.Tax = (detail.PurchasePrice * taxRate);
}
details.Add(detail);
}
// Create the SaleModel
SaleDBModel sale = new SaleDBModel
{
CashierId = cashierId,
SubTotal = details.Sum(x => x.PurchasePrice),
Tax = details.Sum(x => x.Tax)
};
sale.Total = sale.SubTotal + sale.Tax;
// Save the SaleModel
SqlDataAccess sql = new SqlDataAccess();
sql.SaveData("dbo.spSale_Insert", sale, "RRMData");
// Get the Id from the model
sale.Id = sql.LoadData <int, dynamic>("spSale_Lookup", new { sale.CashierId, sale.SaleDate }, "RRMData").FirstOrDefault();
// Finish filling in the sale detail models
foreach (var item in details)
{
item.SaleId = sale.Id;
// Save the sale detail models
sql.SaveData("dbo.spSaleDetail_Insert", item, "RRMData");
}
}