public static AccountSnapshot Make(IEnumerable <Transaction> transactions, Account account)
{
var snapshot = new AccountSnapshot(account.Id);
AnonymousAccountSnapshot.Make(snapshot, transactions);
return(snapshot);
}
//----------------------------------------------------------------------------------------------
public static AnonymousAccountSnapshot Make(AnonymousAccountSnapshot snapshot,
IEnumerable <AnonymousTransaction> transactions)
{
// Make certain it's really an AnonymousTransaction, and not some derived class.
snapshot.History = transactions.Select(t => new AnonymousTransaction(t))
.OrderBy(a => a.Timestamp)
.ToList();
snapshot.Balance = snapshot.History.Where(t => ((t.TransactionType != ETransactionType.Credit) ||
(t.TransactionType != ETransactionType.Debit)))
.Sum(t => (t.TransactionType == ETransactionType.Credit) ? t.Amount : (-t.Amount));
snapshot.Timestamp = ((snapshot.History.Any()) ? snapshot.History.Last().Timestamp : DateTime.UtcNow);
return(snapshot);
}
