mirror of https://github.com/dapr/dotnet-sdk.git
77 lines
2.5 KiB
C#
77 lines
2.5 KiB
C#
// ------------------------------------------------------------------------
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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 WorkflowExternalInteraction.Activities;
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using WorkflowExternalInteraction.Workflows;
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var builder = Host.CreateDefaultBuilder(args).ConfigureServices(services =>
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{
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services.AddDaprWorkflow(options =>
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{
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options.RegisterWorkflow<DemoWorkflow>();
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options.RegisterActivity<ApproveActivity>();
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options.RegisterActivity<RejectActivity>();
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});
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});
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using var host = builder.Build();
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await host.StartAsync();
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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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await daprWorkflowClient.ScheduleNewWorkflowAsync(nameof(DemoWorkflow), instanceId, instanceId);
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bool enterPressed = false;
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Console.WriteLine("Press [ENTER] within the next 10 seconds to approve this workflow");
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using (var cts = new CancellationTokenSource())
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{
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var inputTask = Task.Run(() =>
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{
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if (Console.ReadKey().Key == ConsoleKey.Enter)
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{
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Console.WriteLine("Approved");
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enterPressed = true;
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cts.Cancel(); //Cancel the delay task if Enter is pressed
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}
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});
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try
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{
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await Task.Delay(TimeSpan.FromSeconds(10), cts.Token);
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}
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catch (TaskCanceledException)
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{
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// Task was cancelled because Enter was pressed
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}
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}
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if (enterPressed)
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{
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await daprWorkflowClient.RaiseEventAsync(instanceId, "Approval", true);
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}
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else
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{
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Console.WriteLine("Rejected");
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}
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await daprWorkflowClient.WaitForWorkflowCompletionAsync(instanceId);
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var state = await daprWorkflowClient.GetWorkflowStateAsync(instanceId);
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Console.WriteLine($"Workflow state: {state.RuntimeStatus}");
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