private static Func <ITransaction, bool> TransactionMetadataFilter(TransactionMetadata metadata)
{
return(transaction => transaction.Metadata.Any() &&
metadata.Any() &&
metadata.All(
transactionMetadata =>
transaction.Metadata.Contains(new KeyValuePair <string, string>(transactionMetadata.Key, transactionMetadata.Value))));
}
public ITransaction FindTransaction(TransactionMetadata metadata)
{
if (!this.TransactionExists(metadata))
{
throw new InvalidOperationException(nameof(FindTransaction));
}
return(Transactions.Single(TransactionMetadataFilter(metadata)));
}
public ITransaction FindTransaction(TransactionMetadata metadata)
{
return(_account.FindTransaction(metadata));
}
public bool TransactionExists(TransactionMetadata metadata)
{
return(Transactions.Any(TransactionMetadataFilter(metadata)));
}
public bool TransactionExists(TransactionMetadata metadata)
{
return(_account.TransactionExists(metadata));
}