♻️ Refactor NATS message handling

This commit is contained in:
2025-08-21 18:47:23 +08:00
parent 4d1972bc99
commit d92220b4bc
2 changed files with 20 additions and 8 deletions

View File

@@ -3,6 +3,7 @@ using DysonNetwork.Pusher.Email;
using DysonNetwork.Pusher.Notification;
using DysonNetwork.Shared.Proto;
using DysonNetwork.Shared.Registry;
using Google.Protobuf;
using NATS.Client.Core;
namespace DysonNetwork.Pusher.Services;
@@ -36,14 +37,23 @@ public class QueueBackgroundService(
{
logger.LogInformation("Queue consumer started");
await foreach (var msg in nats.SubscribeAsync<QueueMessage>(
await foreach (var msg in nats.SubscribeAsync<byte[]>(
QueueName,
queueGroup: QueueGroup,
cancellationToken: stoppingToken))
{
try
{
await ProcessMessageAsync(msg, stoppingToken);
var message = GrpcTypeHelper.ConvertByteStringToObject<QueueMessage>(ByteString.CopyFrom(msg.Data));
if (message is not null)
{
await ProcessMessageAsync(msg, message, stoppingToken);
}
else
{
await msg.ReplyAsync(cancellationToken: stoppingToken);
logger.LogWarning($"Invalid message format for {msg.Subject}");
}
}
catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
{
@@ -59,10 +69,10 @@ public class QueueBackgroundService(
}
}
private async ValueTask ProcessMessageAsync(NatsMsg<QueueMessage> msg, CancellationToken cancellationToken)
private async ValueTask ProcessMessageAsync(NatsMsg<byte[]> rawMsg, QueueMessage message,
CancellationToken cancellationToken)
{
using var scope = serviceProvider.CreateScope();
var message = msg.Data;
logger.LogDebug("Processing message of type {MessageType}", message.Type);
@@ -83,7 +93,7 @@ public class QueueBackgroundService(
break;
}
await msg.ReplyAsync();
await rawMsg.ReplyAsync(cancellationToken: cancellationToken);
}
catch (Exception ex)
{

View File

@@ -1,4 +1,5 @@
using System.Text.Json;
using DysonNetwork.Shared.Proto;
using NATS.Client.Core;
namespace DysonNetwork.Pusher.Services;
@@ -20,7 +21,8 @@ public class QueueService(INatsConnection nats)
Body = body
})
};
await nats.PublishAsync(QueueName, message);
var rawMessage = GrpcTypeHelper.ConvertObjectToByteString(message).ToByteArray();
await nats.PublishAsync(QueueName, rawMessage);
}
public async Task EnqueuePushNotification(Notification.Notification notification, Guid userId, bool isSavable = false)
@@ -34,8 +36,8 @@ public class QueueService(INatsConnection nats)
TargetId = userId.ToString(),
Data = JsonSerializer.Serialize(notification)
};
await nats.PublishAsync(QueueName, message);
var rawMessage = GrpcTypeHelper.ConvertObjectToByteString(message).ToByteArray();
await nats.PublishAsync(QueueName, rawMessage);
}
}