//================================================================================
public decimal GetAveragePrice(long transactionId, TransactionActionType actionType, long goodId, long unitId)
{
using (var dbContext = new InventoryDbContext())
{
var transactionItems = dbContext.TransactionItems.Where(
ti =>
ti.Transaction.Action == (byte)actionType &&
ti.TransactionId == transactionId && ti.GoodId == goodId &&
ti.Transaction.Status == (byte)TransactionStatus.FullPriced);
if (transactionItems == null || transactionItems.Count() == 0)
throw new ObjectNotFound("FullPricedTransactionItems", transactionId);
var transactionItemPrices = transactionItems.SelectMany(ti => ti.TransactionItemPrices);
var totalTransactionQuantity = transactionItemPrices.Sum(tip => tip.QuantityAmount.Value);
var totalTransactionPrice = transactionItemPrices.Sum(tip => tip.QuantityAmount.Value * tip.FeeInMainCurrency.Value);
return totalTransactionPrice / totalTransactionQuantity;
}
}
private AwardsTransaction(TransactionActionType type, decimal price)
{
Action = type;
Price = price;
}