#pragma warning disable 8618
public EventConsumer(
IEventDeserializer eventDeserializer,
EventConsumerConfig config,
ILogger <EventConsumer <TAggregate, TAggregateId, TDeserializer> > logger)
{
_eventDeserializer = eventDeserializer;
_logger = logger;
var aggregateType = typeof(TAggregate);
var consumerConfig = new ConsumerConfig
{
GroupId = config.ConsumerGroup,
BootstrapServers = config.KafkaConnectionString,
AutoOffsetReset = AutoOffsetReset.Earliest,
EnablePartitionEof = true
};
var consumerBuilder = new ConsumerBuilder <TAggregateId, string>(consumerConfig);
var keyDeserializerFactory = new KeyDeserializerFactory();
consumerBuilder.SetKeyDeserializer(keyDeserializerFactory.Create <TDeserializer, TAggregateId>());
_eventConsumer = consumerBuilder.Build();
var topicName = $"{config.TopicBaseName}-{aggregateType.Name}";
_eventConsumer.Subscribe(topicName);
}
public static IServiceCollection AddKafkaEventProducer <TAggregate, TAggregateId>(
this IServiceCollection services,
EventConsumerConfig configuration)
where TAggregate : class, IAggregate <TAggregateId>
where TAggregateId : class, IAggregateId
{
return(services.AddSingleton <IEventProducer <TAggregate, TAggregateId> >(
ctx =>
{
var logger = ctx.GetRequiredService <ILogger <EventProducer <TAggregate, TAggregateId> > >();
return new EventProducer <TAggregate, TAggregateId>(
configuration.TopicBaseName,
configuration.KafkaConnectionString,
logger);
}));
}
