public async Task <IActionResult> Create([FromBody] TransactionVM dataVM) { var dataT = new TransactionVM { UserId = dataVM.UserId, Total = dataVM.Total, }; var create = _repo.Create(dataT); if (create > 0) { var getTransactionId = _context.Transactions.Max(x => x.TransactionId); foreach (TransactionItemVM ti in dataVM.transactionItems) { var getProductId = _context.Products.SingleOrDefault(x => x.ProductName == ti.ProductName); var data = new TransactionItem { TransactionId = getTransactionId, ProductId = getProductId.ProductId, Quantity = ti.Quantity, SubTotal = ti.SubTotal, }; await _context.TransactionItems.AddAsync(data); var getCart = _context.Carts.SingleOrDefault(x => x.ProductId == getProductId.ProductId && x.UserId == dataVM.UserId); _context.Carts.Remove(getCart); } await _context.SaveChangesAsync(); return(Ok("Successfully Created")); } return(BadRequest("Input User Not Successfully")); }