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WhitWaldoWhitWaldo
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Merge branch 'master' into workflow-example-sub
Signed-off-by: Whit Waldo <whit.waldo@innovian.net>
2 parents ce692d6 + 74a9811 commit 0154fc1

7 files changed

Lines changed: 211 additions & 1 deletion

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‎all.sln‎

Lines changed: 8 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -121,6 +121,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dapr.Common.Test", "test\Da
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WorkflowSubworkflow", "examples\Workflow\WorkflowSubworkflow\WorkflowSubworkflow.csproj", "{FD3E9371-3134-4235-8E80-32226DFB4B1F}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WorkflowAsyncOperations", "examples\Workflow\WorkflowAsyncOperations\WorkflowAsyncOperations.csproj", "{00359961-0C50-4BB1-A794-8B06DE991639}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dapr.Messaging.Test", "test\Dapr.Messaging.Test\Dapr.Messaging.Test.csproj", "{4E04EB35-7FD2-4FDB-B09A-F75CE24053B9}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dapr.Messaging", "src\Dapr.Messaging\Dapr.Messaging.csproj", "{0EAE36A1-B578-4F13-A113-7A477ECA1BDA}"
@@ -323,6 +325,10 @@ Global
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{FD3E9371-3134-4235-8E80-32226DFB4B1F}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{FD3E9371-3134-4235-8E80-32226DFB4B1F}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{FD3E9371-3134-4235-8E80-32226DFB4B1F}.Release|Any CPU.Build.0 = Release|Any CPU
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{00359961-0C50-4BB1-A794-8B06DE991639}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{00359961-0C50-4BB1-A794-8B06DE991639}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{00359961-0C50-4BB1-A794-8B06DE991639}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{00359961-0C50-4BB1-A794-8B06DE991639}.Release|Any CPU.Build.0 = Release|Any CPU
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{4E04EB35-7FD2-4FDB-B09A-F75CE24053B9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{4E04EB35-7FD2-4FDB-B09A-F75CE24053B9}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{4E04EB35-7FD2-4FDB-B09A-F75CE24053B9}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -334,7 +340,7 @@ Global
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{290D1278-F613-4DF3-9DF5-F37E38CDC363}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{290D1278-F613-4DF3-9DF5-F37E38CDC363}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{290D1278-F613-4DF3-9DF5-F37E38CDC363}.Release|Any CPU.ActiveCfg = Release|Any CPU
337-
{290D1278-F613-4DF3-9DF5-F37E38CDC363}.Release|Any CPU.Build.0 = Release|Any CPU
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{290D1278-F613-4DF3-9DF5-F37E38CDC363}.Release|Any CPU.Build.0 = Release|Any CP
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{C8BB6A85-A7EA-40C0-893D-F36F317829B3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{C8BB6A85-A7EA-40C0-893D-F36F317829B3}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{C8BB6A85-A7EA-40C0-893D-F36F317829B3}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -404,6 +410,7 @@ Global
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{B445B19C-A925-4873-8CB7-8317898B6970} = {27C5D71D-0721-4221-9286-B94AB07B58CF}
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{CDB47863-BEBD-4841-A807-46D868962521} = {DD020B34-460F-455F-8D17-CF4A949F100B}
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{FD3E9371-3134-4235-8E80-32226DFB4B1F} = {BF3ED6BF-ADF3-4D25-8E89-02FB8D945CA9}
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{00359961-0C50-4BB1-A794-8B06DE991639} = {BF3ED6BF-ADF3-4D25-8E89-02FB8D945CA9}
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{4E04EB35-7FD2-4FDB-B09A-F75CE24053B9} = {DD020B34-460F-455F-8D17-CF4A949F100B}
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{0EAE36A1-B578-4F13-A113-7A477ECA1BDA} = {27C5D71D-0721-4221-9286-B94AB07B58CF}
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{290D1278-F613-4DF3-9DF5-F37E38CDC363} = {0EF6EA64-D7C3-420D-9890-EAE8D54A57E6}

‎examples/Workflow/WorkflowAsyncOperations/Activities/NotifyWarehouseActivity.cs‎

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// ------------------------------------------------------------------------
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// Copyright 2024 The Dapr Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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using Dapr.Workflow;
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using WorkflowAsyncOperations.Models;
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namespace WorkflowAsyncOperations.Activities;
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internal sealed class NotifyWarehouseActivity : WorkflowActivity<Transaction, object?>
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{
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/// <summary>
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/// Override to implement async (non-blocking) workflow activity logic.
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/// </summary>
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/// <param name="context">Provides access to additional context for the current activity execution.</param>
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/// <param name="input">The deserialized activity input.</param>
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/// <returns>The output of the activity as a task.</returns>
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public override async Task<object?> RunAsync(WorkflowActivityContext context, Transaction input)
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{
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//Contact the warehouse to ship the product
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await Task.Delay(TimeSpan.FromSeconds(8));
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return null;
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}
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}

‎examples/Workflow/WorkflowAsyncOperations/Activities/ProcessPaymentActivity.cs‎

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// ------------------------------------------------------------------------
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// Copyright 2024 The Dapr Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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using Dapr.Workflow;
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using WorkflowAsyncOperations.Models;
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namespace WorkflowAsyncOperations.Activities;
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internal sealed class ProcessPaymentActivity : WorkflowActivity<Transaction, object?>
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{
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/// <summary>
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/// Override to implement async (non-blocking) workflow activity logic.
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/// </summary>
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/// <param name="context">Provides access to additional context for the current activity execution.</param>
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/// <param name="input">The deserialized activity input.</param>
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/// <returns>The output of the activity as a task.</returns>
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public override async Task<object?> RunAsync(WorkflowActivityContext context, Transaction input)
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{
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//Confirm payment with processor
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await Task.Delay(TimeSpan.FromSeconds(10));
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return null;
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}
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}

‎examples/Workflow/WorkflowAsyncOperations/Models/Transaction.cs‎

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// ------------------------------------------------------------------------
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// Copyright 2024 The Dapr Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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namespace WorkflowAsyncOperations.Models;
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internal sealed record Transaction(decimal Value)
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{
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public Guid CustomerId { get; init; } = Guid.NewGuid();
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}

‎examples/Workflow/WorkflowAsyncOperations/Program.cs‎

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// ------------------------------------------------------------------------
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// Copyright 2024 The Dapr Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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using Dapr.Workflow;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using WorkflowAsyncOperations.Activities;
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using WorkflowAsyncOperations.Models;
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using WorkflowAsyncOperations.Workflows;
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var builder = Host.CreateDefaultBuilder(args).ConfigureServices(services =>
22+
{
23+
services.AddDaprWorkflow(options =>
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{
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options.RegisterWorkflow<DemoWorkflow>();
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options.RegisterActivity<ProcessPaymentActivity>();
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options.RegisterActivity<NotifyWarehouseActivity>();
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});
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});
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var host = await builder.StartAsync();
32+
33+
await using var scope = host.Services.CreateAsyncScope();
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var daprWorkflowClient = scope.ServiceProvider.GetRequiredService<DaprWorkflowClient>();
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var instanceId = $"demo-workflow-{Guid.NewGuid().ToString()[..8]}";
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var transaction = new Transaction(16.58m);
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await daprWorkflowClient.ScheduleNewWorkflowAsync(nameof(DemoWorkflow), instanceId, transaction);
39+
40+
//Poll for status updates every second
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var status = await daprWorkflowClient.GetWorkflowStateAsync(instanceId);
42+
do
43+
{
44+
Console.WriteLine($"Current status: {status.RuntimeStatus}, step: {status.ReadCustomStatusAs<string>()}");
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status = await daprWorkflowClient.GetWorkflowStateAsync(instanceId);
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} while (!status.IsWorkflowCompleted);
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Console.WriteLine($"Workflow completed - {status.ReadCustomStatusAs<string>()}");

‎examples/Workflow/WorkflowAsyncOperations/WorkflowAsyncOperations.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net6.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.Extensions.Hosting" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\..\src\Dapr.Workflow\Dapr.Workflow.csproj" />
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</ItemGroup>
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</Project>

‎examples/Workflow/WorkflowAsyncOperations/Workflows/DemoWorkflow.cs‎

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// ------------------------------------------------------------------------
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// Copyright 2024 The Dapr Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
5+
// You may obtain a copy of the License at
6+
// http://www.apache.org/licenses/LICENSE-2.0
7+
// Unless required by applicable law or agreed to in writing, software
8+
// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
10+
// See the License for the specific language governing permissions and
11+
// limitations under the License.
12+
// ------------------------------------------------------------------------
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using Dapr.Workflow;
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using WorkflowAsyncOperations.Activities;
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using WorkflowAsyncOperations.Models;
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namespace WorkflowAsyncOperations.Workflows;
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internal sealed class DemoWorkflow : Workflow<Transaction, bool>
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{
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/// <summary>
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/// Override to implement workflow logic.
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/// </summary>
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/// <param name="context">The workflow context.</param>
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/// <param name="input">The deserialized workflow input.</param>
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/// <returns>The output of the workflow as a task.</returns>
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public override async Task<bool> RunAsync(WorkflowContext context, Transaction input)
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{
30+
try
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{
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//Submit the transaction to the payment processor
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context.SetCustomStatus("Processing payment...");
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await context.CallActivityAsync(nameof(ProcessPaymentActivity), input);
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//Send the transaction details to the warehouse
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context.SetCustomStatus("Contacting warehouse...");
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await context.CallActivityAsync(nameof(NotifyWarehouseActivity), input);
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context.SetCustomStatus("Success!");
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return true;
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}
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catch
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{
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//If anything goes wrong, return false
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context.SetCustomStatus("Something went wrong");
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return false;
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}
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}
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}
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