public ActionResult UpdateReceipt(int receiptId, [FromBody] TransactionListDto[] transactionListDtos)
{
if (transactionListDtos == null || !transactionListDtos.Any())
{
return(BadRequest());
}
var receipt = context.Receipts.Find(receiptId);
if (receipt == null)
{
return(BadRequest());
}
var originalTransactionsDtos = transactionControllerLogic.GetTransactionsByReceiptId(receiptId);
var receiptTransactions = context.Transactions.Where(t => t.ReceiptId == receiptId);
var serviceIds = originalTransactionsDtos.Select(t => t.ServiceId).Concat(transactionListDtos.Select(t => t.ServiceId)).Distinct();
foreach (var serviceId in serviceIds)
{
// var originalDto = originalTransactionsDtos.Select ((t) => (t.ServiceId, t.Count)).FirstOrDefault ((_tuple) => _tuple.ServiceId == serviceId);
var(ServiceId, Count) = originalTransactionsDtos.Select((t) => (t.ServiceId, t.Count)).FirstOrDefault((_tuple) => _tuple.ServiceId == serviceId);
var newDto = transactionListDtos.Select((t) => (t.ServiceId, t.Count)).FirstOrDefault((_tuple) => _tuple.ServiceId == serviceId);
var delta = newDto.Count - Count;
List <int> removedTransactionIds = new List <int> ();
if (delta == 0)
{
continue;
}
else if (delta > 0)
{
for (int i = 0; i < delta; i++)
{
context.Transactions.Add(new Transaction {
ReceiptId = receiptId, ServiceId = serviceId
});
}
}
else if (delta < 0)
{
for (int i = delta; i < 0; i++)
{
var transactionToRemove = receiptTransactions.First(t => t.ServiceId == serviceId && !removedTransactionIds.Any(usedId => usedId == t.Id));
removedTransactionIds.Add(transactionToRemove.Id);
context.Transactions.Remove(transactionToRemove);
}
}
}
receipt.ModifyDate = DateTime.Now;
context.Receipts.Update(receipt);
context.SaveChanges();
return(Ok());
}
public ActionResult <TransactionListDto[]> GetTransactions([FromBody] Receipt receipt)
{
if (receipt == null)
{
return(BadRequest());
}
return(transactionControllerLogic.GetTransactionsByReceiptId(receipt.Id));
}
