public async Task Handle(Message message, CancellationToken cancellationToken)
{
if (message.UserProperties.TryGetValue(eventTypeMessagePropertyKey, out var eventType))
{
if (eventType.ToString().Equals(typeof(RoomAdded).Name, System.StringComparison.InvariantCultureIgnoreCase))
{
var roomAddedEvent = JsonConvert.DeserializeObject <RoomAdded>(Encoding.Default.GetString(message.Body));
//translate the inventory event to reservations related event for use by event handlers within reservations
var roomTypeAvailabilityIncreased = new RoomTypeAvailabilityIncreased(roomAddedEvent.HotelId, roomAddedEvent.RoomType, 1);
await _bus.Publish(new EventData
{
EventType = roomTypeAvailabilityIncreased.GetType().Name,
Event = roomTypeAvailabilityIncreased,
Metadata = new Metadata()
});
}
}
}
private async Task OnRoomTypeAvailabilityIncreased(IDenormalizerContext <RoomTypeAvailabilityReadModel> ctx, RoomTypeAvailabilityIncreased @event)
{
var roomTypeAvailability = await ctx.Repository.GetByKeys(@event.Id.ToString(), @event.RoomType, new CancellationToken());
if (roomTypeAvailability == null)
{
roomTypeAvailability = new RoomTypeAvailabilityReadModel {
HotelId = @event.Id, RoomType = @event.RoomType, Amount = @event.Amount
};
}
else
{
roomTypeAvailability.Amount += @event.Amount;
}
await ctx.Repository.Save(roomTypeAvailability, new CancellationToken());
}
