public override async Task <List <PayPalTransaction> > GetCombinedUpdatedAndExistingAsync(IMyConfiguration configuration, TextWriter writer, FileDate lastCacheFileInfo, DateTime from, DateTime to)
{
// we have to combine two files:
// the original cache file and the new transactions file
await writer.WriteLineAsync(string.Format("Finding PayPal transactions from {0:yyyy-MM-dd} to {1:yyyy-MM-dd}", from, to));
var newPayPalTransactions = await PayPal.GetPayPalTransactionsAsync(configuration, writer, from, to);
var originalPayPalTransactions = Utils.ReadCacheFile <PayPalTransaction>(lastCacheFileInfo.FilePath);
// copy all the original PayPal transactions into a new file, except entries that are
// from the from date or newer
var updatedPayPalTransactions = originalPayPalTransactions.Where(p => p.Timestamp < from).ToList();
// and add the new transactions to beginning of list
updatedPayPalTransactions.InsertRange(0, newPayPalTransactions);
return(updatedPayPalTransactions);
}
public override async Task <List <PayPalTransaction> > GetListAsync(IMyConfiguration configuration, TextWriter writer, DateTime from, DateTime to)
{
await writer.WriteLineAsync(string.Format("Finding PayPal transactions from {0:yyyy-MM-dd} to {1:yyyy-MM-dd}", from, to));
return(await PayPal.GetPayPalTransactionsAsync(configuration, writer, from, to));
}