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♻️ Better event broadcast status changes

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This commit is contained in:
LittleSheep
2026-01-02 15:08:02 +08:00
parent c588b6f234
commit eeb583d78d
2 changed files with 100 additions and 54 deletions
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63
DysonNetwork.Pass/Startup/BroadcastEventHandler.cs
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@@ -1,6 +1,7 @@
using System.Text.Json;
using DysonNetwork.Pass.Account;
using DysonNetwork.Pass.Wallet;
using DysonNetwork.Shared.Cache;
using DysonNetwork.Shared.Models;
using DysonNetwork.Shared.Proto;
using DysonNetwork.Shared.Queue;
@@ -18,6 +19,16 @@ public class BroadcastEventHandler(
IServiceProvider serviceProvider
) : BackgroundService
{
private static bool StatusesEqual(SnAccountStatus a, SnAccountStatus b)
{
return a.Attitude == b.Attitude &&
a.IsOnline == b.IsOnline &&
a.IsCustomized == b.IsCustomized &&
a.Label == b.Label &&
a.IsInvisible == b.IsInvisible &&
a.IsNotDisturb == b.IsNotDisturb;
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
var paymentTask = HandlePaymentEventsAsync(stoppingToken);
@@ -159,26 +170,33 @@ public class BroadcastEventHandler(
{
var evt =
GrpcTypeHelper.ConvertByteStringToObject<WebSocketConnectedEvent>(ByteString.CopyFrom(msg.Data));
if (evt is null) continue;
logger.LogInformation("Received WebSocket connected event for user {AccountId}, device {DeviceId}",
evt.AccountId, evt.DeviceId);
await using var scope = serviceProvider.CreateAsyncScope();
var accountEventService = scope.ServiceProvider.GetRequiredService<AccountEventService>();
var cache = scope.ServiceProvider.GetRequiredService<ICacheService>();
var previous = await cache.GetAsync<SnAccountStatus>($"account:status:prev:{evt.AccountId}");
var status = await accountEventService.GetStatus(evt.AccountId);
await nats.PublishAsync(
AccountStatusUpdatedEvent.Type,
ByteString.CopyFromUtf8(JsonSerializer.Serialize(new AccountStatusUpdatedEvent
{
AccountId = evt.AccountId,
Status = status,
UpdatedAt = SystemClock.Instance.GetCurrentInstant()
}, GrpcTypeHelper.SerializerOptionsWithoutIgnore)).ToByteArray()
);
if (previous != null && !StatusesEqual(previous, status))
{
await nats.PublishAsync(
AccountStatusUpdatedEvent.Type,
ByteString.CopyFromUtf8(JsonSerializer.Serialize(new AccountStatusUpdatedEvent
{
AccountId = evt.AccountId,
Status = status,
UpdatedAt = SystemClock.Instance.GetCurrentInstant()
}, GrpcTypeHelper.SerializerOptionsWithoutIgnore)).ToByteArray(),
cancellationToken: stoppingToken
);
}
logger.LogInformation("Broadcasted status update for user {AccountId}", evt.AccountId);
logger.LogInformation("Handled status update for user {AccountId} on connect", evt.AccountId);
}
catch (Exception ex)
{
@@ -204,20 +222,25 @@ public class BroadcastEventHandler(
await using var scope = serviceProvider.CreateAsyncScope();
var accountEventService = scope.ServiceProvider.GetRequiredService<AccountEventService>();
var cache = scope.ServiceProvider.GetRequiredService<ICacheService>();
var previous = await cache.GetAsync<SnAccountStatus>($"account:status:prev:{evt.AccountId}");
var status = await accountEventService.GetStatus(evt.AccountId);
await nats.PublishAsync(
AccountStatusUpdatedEvent.Type,
ByteString.CopyFromUtf8(JsonSerializer.Serialize(new AccountStatusUpdatedEvent
{
AccountId = evt.AccountId,
Status = status,
UpdatedAt = SystemClock.Instance.GetCurrentInstant()
}, GrpcTypeHelper.SerializerOptionsWithoutIgnore)).ToByteArray()
);
if (previous != null && !StatusesEqual(previous, status))
{
await nats.PublishAsync(
AccountStatusUpdatedEvent.Type,
ByteString.CopyFromUtf8(JsonSerializer.Serialize(new AccountStatusUpdatedEvent
{
AccountId = evt.AccountId,
Status = status,
UpdatedAt = SystemClock.Instance.GetCurrentInstant()
}, GrpcTypeHelper.SerializerOptionsWithoutIgnore)).ToByteArray()
);
}
logger.LogInformation("Broadcasted status update for user {AccountId}", evt.AccountId);
logger.LogInformation("Handled status update for user {AccountId} on disconnect", evt.AccountId);
}
catch (Exception ex)
{