public async Task SaveEventAndMovieContextChangesAsync(Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events.IntegrationEvent evt)
{
//Use of an EF Core resiliency strategy when using multiple DbContexts within an explicit BeginTransaction():
//See: https://docs.microsoft.com/en-us/ef/core/miscellaneous/connection-resiliency
await ResilientTransaction.New(_movieContext)
.ExecuteAsync(async() =>
{
// Achieving atomicity between original catalog database operation and the IntegrationEventLog thanks to a local transaction
await _movieContext.SaveChangesAsync();
await _eventLogService.SaveEventAsync(evt, _movieContext.Database.CurrentTransaction.GetDbTransaction());
});
}
public async Task PublishThroughEventBusAsync(Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events.IntegrationEvent evt)
{
_eventBus.Publish(evt);
await _eventLogService.MarkEventAsPublishedAsync(evt);
}