feat: SKU保存链路切换到RabbitMQ Outbox并新增独立Worker

src/Worker/TakeoutSaaS.SkuWorker/Consumers/ProductSkuSaveJobRequestedConsumer.cs

@@ -0,0 +1,44 @@
+using MassTransit;
+using Microsoft.EntityFrameworkCore;
+using TakeoutSaaS.Application.App.Products.Messaging;
+using TakeoutSaaS.Domain.Products.Enums;
+using TakeoutSaaS.Infrastructure.App.Persistence;
+using TakeoutSaaS.TenantApi.Services;
+
+namespace TakeoutSaaS.SkuWorker.Consumers;
+
+/// <summary>
+/// SKU 保存任务消费器。
+/// </summary>
+public sealed class ProductSkuSaveJobRequestedConsumer(
+    ProductSkuSaveJobRunner jobRunner,
+    TakeoutAppDbContext dbContext,
+    ILogger<ProductSkuSaveJobRequestedConsumer> logger) : IConsumer<ProductSkuSaveJobRequestedEvent>
+{
+    /// <inheritdoc />
+    public async Task Consume(ConsumeContext<ProductSkuSaveJobRequestedEvent> context)
+    {
+        var payload = context.Message;
+        logger.LogInformation(
+            "开始消费 SKU 保存任务，JobId={JobId}, TenantId={TenantId}, StoreId={StoreId}, ProductId={ProductId}, RetryAttempt={RetryAttempt}",
+            payload.JobId,
+            payload.TenantId,
+            payload.StoreId,
+            payload.ProductId,
+            context.GetRetryAttempt());
+
+        await jobRunner.ExecuteAsync(payload.JobId);
+
+        var jobStatus = await dbContext.ProductSkuSaveJobs
+            .IgnoreQueryFilters()
+            .AsNoTracking()
+            .Where(item => item.Id == payload.JobId)
+            .Select(item => item.Status)
+            .SingleOrDefaultAsync(context.CancellationToken);
+
+        if (jobStatus == ProductSkuSaveJobStatus.Failed)
+        {
+            throw new InvalidOperationException($"SKU 保存任务执行失败，JobId={payload.JobId}");
+        }
+    }
+}

src/Worker/TakeoutSaaS.SkuWorker/Program.cs

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+using MassTransit;
+using Microsoft.Extensions.Options;
+using TakeoutSaaS.Infrastructure.App.Persistence;
+using TakeoutSaaS.Infrastructure.Common.Extensions;
+using TakeoutSaaS.Module.Messaging.Options;
+using TakeoutSaaS.Module.Tenancy.Extensions;
+using TakeoutSaaS.Shared.Abstractions.Constants;
+using TakeoutSaaS.TenantApi.Services;
+using TakeoutSaaS.SkuWorker.Consumers;
+using TakeoutSaaS.Application.App.Products.Messaging;
+
+var builder = Host.CreateApplicationBuilder(args);
+
+builder.Services.AddDatabaseInfrastructure(builder.Configuration);
+builder.Services.AddPostgresDbContext<TakeoutAppDbContext>(DatabaseConstants.AppDataSource);
+builder.Services.AddTenantResolution(builder.Configuration);
+builder.Services.AddScoped<ProductSkuSaveService>();
+builder.Services.AddScoped<ProductSkuSaveJobRunner>();
+
+builder.Services.AddOptions<RabbitMqOptions>()
+    .Bind(builder.Configuration.GetSection("RabbitMQ"))
+    .ValidateDataAnnotations()
+    .ValidateOnStart();
+
+builder.Services.AddMassTransit(configurator =>
+{
+    configurator.AddConsumer<ProductSkuSaveJobRequestedConsumer>(consumerConfigurator =>
+    {
+        consumerConfigurator.UseMessageRetry(retry =>
+        {
+            retry.Exponential(
+                retryLimit: 5,
+                minInterval: TimeSpan.FromSeconds(1),
+                maxInterval: TimeSpan.FromSeconds(30),
+                intervalDelta: TimeSpan.FromSeconds(2));
+        });
+    });
+
+    configurator.UsingRabbitMq((context, cfg) =>
+    {
+        var options = context.GetRequiredService<IOptions<RabbitMqOptions>>().Value;
+        var virtualHost = string.IsNullOrWhiteSpace(options.VirtualHost) ? "/" : options.VirtualHost.Trim();
+        var virtualHostPath = virtualHost == "/" ? "/" : $"/{virtualHost.TrimStart('/')}";
+        var hostUri = new Uri($"rabbitmq://{options.Host}:{options.Port}{virtualHostPath}");
+
+        cfg.Host(hostUri, host =>
+        {
+            host.Username(options.Username);
+            host.Password(options.Password);
+        });
+
+        cfg.PrefetchCount = options.PrefetchCount;
+        cfg.ReceiveEndpoint(ProductSkuSaveJobRequestedEvent.QueueName, endpoint =>
+        {
+            endpoint.PrefetchCount = options.PrefetchCount;
+            endpoint.ConfigureConsumer<ProductSkuSaveJobRequestedConsumer>(context);
+        });
+    });
+});
+
+var app = builder.Build();
+await app.RunAsync();

src/Worker/TakeoutSaaS.SkuWorker/TakeoutSaaS.SkuWorker.csproj

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk.Worker">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="MassTransit" Version="8.5.7" />
+    <PackageReference Include="MassTransit.RabbitMQ" Version="8.5.7" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Api\TakeoutSaaS.TenantApi\TakeoutSaaS.TenantApi.csproj" />
+  </ItemGroup>
+
+</Project>

src/Worker/TakeoutSaaS.SkuWorker/appsettings.json

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+{
+  "Database": {
+    "DataSources": {
+      "AppDatabase": {
+        "Write": "Host=localhost;Port=5432;Database=takeout_app_db;Username=app_user;Password=AppUser112233",
+        "Reads": [
+          "Host=localhost;Port=5432;Database=takeout_app_db;Username=app_user;Password=AppUser112233"
+        ],
+        "CommandTimeoutSeconds": 30,
+        "MaxRetryCount": 3,
+        "MaxRetryDelaySeconds": 5
+      }
+    }
+  },
+  "Tenancy": {
+    "TenantIdHeaderName": "X-Tenant-Id",
+    "TenantCodeHeaderName": "X-Tenant-Code",
+    "RootDomain": "tenant.laosankeji.com"
+  },
+  "RabbitMQ": {
+    "Host": "localhost",
+    "Port": 5672,
+    "Username": "guest",
+    "Password": "guest",
+    "VirtualHost": "/",
+    "Exchange": "takeout.events",
+    "ExchangeType": "topic",
+    "PrefetchCount": 20
+  }
+}