public async Task <IEnumerable <BookingRepresentation> > ListPendingAsync(string user)
{
ConditionalValue <List <BookingRecord> > result;
var dictionary = await stateManager.GetUserBookingsAsync();
using (var transaction = stateManager.CreateTransaction())
{
result = await dictionary.TryGetValueAsync(transaction, user);
await transaction.CommitAsync();
}
return(result.HasValue
? result.Value.Where(booking => booking.CanceledOn == null && booking.CheckedInOn == null).Select(booking => booking.ToRepresentation()).ToList()
: new List <BookingRepresentation>());
}
public async Task SaveChangesAsync()
{
var bookingsDictionary = await stateManager.GetAllBookingsAsync();
var userBookingsDictionary = await stateManager.GetUserBookingsAsync();
var eventsDictionary = addedEvents.Any() ? await stateManager.GetAllReliableEventsAsync() : null;
using (var transaction = stateManager.CreateTransaction())
{
foreach (var addedRecord in addedRecords)
{
await bookingsDictionary.AddAsync(transaction, addedRecord.Id, addedRecord);
var userBookings = await userBookingsDictionary.GetOrAddAsync(transaction, addedRecord.User, new List <Models.BookingRecord>());
userBookings.Add(addedRecord);
await userBookingsDictionary.SetAsync(transaction, addedRecord.User, userBookings);
}
foreach (var updatedRecord in updatedRecords)
{
await bookingsDictionary.SetAsync(transaction, updatedRecord.Id, updatedRecord);
var userBookings = (await userBookingsDictionary.TryGetValueAsync(transaction, updatedRecord.User, LockMode.Update)).Value;
var existingBooking = userBookings.First(b => b.Id == updatedRecord.Id);
userBookings.Remove(existingBooking);
userBookings.Add(updatedRecord);
await userBookingsDictionary.SetAsync(transaction, updatedRecord.User, userBookings);
}
foreach (var addedEvent in addedEvents)
{
await eventsDictionary.AddAsync(transaction, addedEvent.Id, addedEvent);
}
await transaction.CommitAsync();
}
}