private async Task <BidResponse> ValidateBid(BidRequestDto bidRequestDto)
{
var auctionItem = await _auctionRepository.GetAsync(bidRequestDto.AuctionItemId);
var lastBidItem = _bidRepository.GetLastBidByAuctionItemId(bidRequestDto.AuctionItemId);
if (auctionItem == null)
{
return(new BidResponse
{
Success = false,
Message = "Cannot find auction item."
});
}
if (bidRequestDto.Amount == 0)
{
return(new BidResponse
{
Success = false,
Message = "Bid amount is required."
});
}
if (lastBidItem != null && bidRequestDto.Amount <= lastBidItem.Amount)
{
return(new BidResponse
{
Success = false,
Message = $"Last bid amount is ${lastBidItem.Amount}. Please bid higher."
});
}
if (bidRequestDto.Amount <= auctionItem.StartPrice)
{
return(new BidResponse
{
Success = false,
Message = $"Start price for this item is ${auctionItem.StartPrice}."
});
}
if (auctionItem.EndTime < bidRequestDto.BidTime)
{
return(new BidResponse
{
Success = false,
Message = "This auction is closed."
});
}
return(new BidResponse
{
Success = true
});
}
