public static int AcceptOffer(ref Selling offer, Guid userId, out int historyId)
{
if (offer == null || offer.SellingId < 0 || userId == Guid.Empty || offer.SellerId == Guid.Empty)
{
throw new ArgumentNullException();
}
DataRow row;
int res = SellingDataAdapter.AcceptOffer(offer.SellingId, userId, out historyId, out row);
if (res == 1)
{
var user = UsersFacade.GetUser(offer.SellerId);
if (user != null)
{
var msg = MessageFactory.CreateByTemplate(MessageTemplate.SellingAccepted
, userId, null, new[] { offer.Title, user.UserName });
MessageFacade.AddFromSystemUser(msg);
}
}
if (row != null)
{
offer = offer.Load<Selling>(row);
}
return res;
}
public static int ConflictOffer(ref Selling offer, Guid conflictUserId, out int historyId)
{
if (offer == null || offer.SellingId < 0 || offer.BuyerId == Guid.Empty
|| offer.SellerId == Guid.Empty || conflictUserId == Guid.Empty)
{
throw new ArgumentNullException();
}
if (conflictUserId != offer.SellerId && conflictUserId != offer.BuyerId)
{
throw new ArgumentException();
}
DataRow row;
int res = SellingDataAdapter.ConflictOffer(offer.SellingId, conflictUserId, out historyId, out row);
if (res == 1)
{
var conflictUser = UsersFacade.GetUser(conflictUserId);
var msg = MessageFactory.CreateByTemplate(MessageTemplate.SellingConflicted, offer.SellerId,
null, new[] { offer.Title, conflictUser.UserName });
//to seller
MessageFacade.AddFromSystemUser(msg);
//to buyer
msg.RecipientId = offer.BuyerId;
MessageFacade.AddFromSystemUser(msg);
}
if (row != null)
{
offer = offer.Load<Selling>(row);
}
return res;
}
public static int UpdateOfferKey(ref Selling offer, out int historyId)
{
if (offer == null || offer.SellingId < 0)
{
throw new ArgumentNullException();
}
DataRow row;
int res = SellingDataAdapter.UpdateOfferKey(offer.SellingId, GenerateKey(7), out historyId, out row);
if (row != null)
{
offer = offer.Load<Selling>(row);
}
return res;
}
public static int ConfirmOffer(ref Selling offer, out int historyId)
{
if (offer == null || offer.SellingId < 0 || offer.BuyerId == Guid.Empty || offer.SellerId == Guid.Empty)
{
throw new ArgumentNullException();
}
DataRow row;
int res = SellingDataAdapter.ConfirmOffer(offer.SellingId, GenerateKey(7)
, TransferFactory.CreateBuyerToOffer(offer.BuyerId, offer, string.Empty)
, out historyId, out row);
if (res == 1)
{
var user = UsersFacade.GetUser(offer.BuyerId);
if (user != null)
{
var msg = MessageFactory.CreateByTemplate(MessageTemplate.SellingConfirmed, offer.SellerId,
null, new[] { user.UserName, offer.Title });
MessageFacade.AddFromSystemUser(msg);
}
}
if (row != null)
{
offer = offer.Load<Selling>(row);
}
return res;
}