public AuctionController(InBidEntities entities)
{
InBidEntities = entities;
}
//Override IsValid
protected override ValidationResult IsValid(object value,ValidationContext validationContext)
{
//Get PropertyInfo Object
InBidEntities = new InBidEntities();
var basePropertyInfo = validationContext.ObjectType.GetProperty(_basePropertyName);
var AuctionId = (int)basePropertyInfo.GetValue(validationContext.ObjectInstance, null);
var basePropertyInfoStartPrice = validationContext.ObjectType.GetProperty(_basePropertyStartPrice);
var StartPrice = (decimal)basePropertyInfoStartPrice.GetValue(validationContext.ObjectInstance, null);
var ChangeCurrentPrice = (Decimal)value;
// InBidEntities.SaveChanges();
var auction = InBidEntities.Auctions.Where(x => x.AuctionId == AuctionId).SingleOrDefault();
decimal MinJump = auction.MinJump;
decimal CurrentPrice = auction.CurrentPrice;
decimal AuctionStartPrice = auction.StartPrice;
bool Direction = auction.Direction;
var offers = InBidEntities.Offers.Where(x => x.AuctionId == AuctionId);
if (offers.Count() > 0)
{
if (Direction) //aukcja w dół
{
if ((ChangeCurrentPrice == 0)&&(StartPrice==0))
{
return null;
}
//edycja oferty
if (ChangeCurrentPrice > 0)
{
//za mała zmiana Zmiana obecnej ceny jest miniejsza od minimalnego skoku
if ((CurrentPrice - ChangeCurrentPrice < MinJump) || (CurrentPrice < ChangeCurrentPrice))
{
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
if (StartPrice > 0)
{
//za mała oferta Wartość Oferty nie spełna warunków aukcji
ChangeCurrentPrice = StartPrice;
if ((CurrentPrice - ChangeCurrentPrice < MinJump) || (CurrentPrice < ChangeCurrentPrice))
{
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
}
//dodawanie oferty
else
{
if ((ChangeCurrentPrice == 0) && (StartPrice == 0))
{
return null;
}
//edycja oferty
if (ChangeCurrentPrice > 0)
{
//za mała zmiana Zmiana obecnej ceny jest miniejsza od minimalnego skoku
if ((-(CurrentPrice - ChangeCurrentPrice) < MinJump) || (CurrentPrice > ChangeCurrentPrice))
{
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
if (StartPrice > 0)
{
//za mała oferta Wartość Oferty nie spełna warunków aukcji
ChangeCurrentPrice = StartPrice;
if ((-(CurrentPrice - ChangeCurrentPrice) < MinJump) || (CurrentPrice > ChangeCurrentPrice))
{
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
}
}
else //dodawanie pierwzej oferty
{
if (Direction) //aukcja malejąca
{
ChangeCurrentPrice = StartPrice;
if ((CurrentPrice - ChangeCurrentPrice < 0) || (ChangeCurrentPrice > AuctionStartPrice) )
{
//dodawanie pierwszej oferty mnijeszej od aktualnej ceny
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
else //aukcja rosnąca
{
ChangeCurrentPrice = StartPrice;
if ((-(CurrentPrice - ChangeCurrentPrice) < 0) || (ChangeCurrentPrice < AuctionStartPrice))
{
//dodawanie pierwszej oferty wiekszej od aktualnej ceny
var message = FormatErrorMessage(validationContext.DisplayName);
return new ValidationResult(message);
}
}
}
//Actual comparision
//Default return - This means there were no validation error
return null;
}
public OfferController(InBidEntities entities)
{
InBidEntities = entities;
}