public async Task HandleAsync(AgendaItemAssignedToAgendaSlot @event)
{
var attendableEvent = await _attendableEventsRepository.GetAsync(@event.AgendaItemId);
if (attendableEvent is not null)
{
return;
}
var slot = await _agendasApiClient.GetRegularAgendaSlotAsync(@event.AgendaItemId);
if (slot is null)
{
throw new AttendableEventNotFoundException(@event.AgendaItemId);
}
if (!slot.ParticipantsLimit.HasValue)
{
return;
}
attendableEvent = new AttendableEvent(@event.AgendaItemId, slot.AgendaItem.ConferenceId, slot.From, slot.To);
var slotPolicy = _slotPolicyFactory.Get(slot.AgendaItem.Tags.ToArray());
var slots = slotPolicy.Generate(slot.ParticipantsLimit.Value);
attendableEvent.AddSlots(slots);
await _attendableEventsRepository.AddAsync(attendableEvent);
}
public async Task HandleAsync(AttendEvent command)
{
var attendableEvent = await _attendableEventsRepository.GetAsync(command.Id);
if (attendableEvent is null)
{
throw new AttendableEventNotFoundException(command.Id);
}
var participant = await _participantsRepository
.GetAsync(attendableEvent.ConferenceId, command.ParticipantId);
if (participant is null)
{
throw new ParticipantNotFoundException(attendableEvent.ConferenceId, command.ParticipantId);
}
attendableEvent.Attend(participant);
await _participantsRepository.UpdateAsync(participant);
await _attendableEventsRepository.UpdateAsync(attendableEvent);
}