public void InsertAccount(Account account)
{
if (account is null)
{
throw new ArgumentNullException(nameof(account));
}
_dbContext.Accounts.Add(account);
_dbContext.SaveChanges();
}
public void InsertTransaction(Transaction transaction)
{
if (transaction is null)
{
throw new ArgumentNullException(nameof(transaction));
}
_dbContext.Transactions.Add(transaction);
_dbContext.SaveChanges();
}