重构代码并抽取基础构建库

libraries/HelloShop.DistributedLock.Dapr/DaprDistributedLock.cs

@@ -0,0 +1,25 @@
+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using Dapr.Client;
+using System.Diagnostics;
+
+namespace HelloShop.DistributedLock.Dapr
+{
+    public class DaprDistributedLock(DaprClient daprClient) : IDistributedLock
+    {
+        public async Task<IDistributedLockResult> LockAsync(string resourceId, int expiryInSeconds = default, CancellationToken cancellationToken = default)
+        {
+            expiryInSeconds = expiryInSeconds == default ? 60 : expiryInSeconds;
+
+            // The CallerMemberNameAttribute is used to get the name of the calling method.
+            string? lockOwner = new StackTrace().GetFrame(1)?.GetMethod()?.DeclaringType?.Name;
+
+#pragma warning disable CS0618
+            TryLockResponse response = await daprClient.Lock("lockstore", resourceId, lockOwner, expiryInSeconds, cancellationToken);
+#pragma warning restore CS0618
+
+            return new DaprDistributedLockResult(response);
+        }
+    }
+}

libraries/HelloShop.DistributedLock.Dapr/DaprDistributedLockExtensions.cs

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+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using Microsoft.Extensions.DependencyInjection;
+
+namespace HelloShop.DistributedLock.Dapr
+{
+    public static class DaprDistributedLockExtensions
+    {
+        public static IServiceCollection AddDaprDistributedLock(this IServiceCollection services)
+        {
+            services.AddSingleton<IDistributedLock, DaprDistributedLock>();
+
+            return services;
+        }
+    }
+}

libraries/HelloShop.DistributedLock.Dapr/DaprDistributedLockResult.cs

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+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using Dapr.Client;
+
+namespace HelloShop.DistributedLock.Dapr
+{
+#pragma warning disable CS0618
+    public class DaprDistributedLockResult(TryLockResponse tryLockResponse) : IDistributedLockResult
+#pragma warning restore CS0618
+    {
+        public async ValueTask DisposeAsync()
+        {
+            await tryLockResponse.DisposeAsync().ConfigureAwait(false);
+            GC.SuppressFinalize(this);
+        }
+    }
+}

libraries/HelloShop.DistributedLock.Dapr/HelloShop.DistributedLock.Dapr.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Dapr.AspNetCore" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\HelloShop.DistributedLock\HelloShop.DistributedLock.csproj" />
+  </ItemGroup>
+
+</Project>