elsa-core/samples/Sample03/Program.cs
2019-07-07 14:20:42 +02:00

47 lines
1.6 KiB
C#

using System;
using System.Threading.Tasks;
using Elsa.Activities.Console.Activities;
using Elsa.Activities.Console.Extensions;
using Elsa.Core.Expressions;
using Elsa.Core.Extensions;
using Elsa.Models;
using Elsa.Services;
using Microsoft.Extensions.DependencyInjection;
namespace Sample03
{
/// <summary>
/// A minimal workflows program defined as data (workflow definition) and Console activities.
/// </summary>
class Program
{
static async Task Main(string[] args)
{
// Setup a service collection.
var services = new ServiceCollection()
.AddWorkflows()
.AddConsoleActivities()
.BuildServiceProvider();
// Define a workflow as data so we can store it somewhere (file, database, etc.).
var workflowDefinition = new WorkflowDefinition
{
Activities = new[]
{
new ActivityDefinition<WriteLine>("activity-1", new { TextExpression = new PlainTextExpression("Hello world!")}),
new ActivityDefinition<WriteLine>("activity-2", new { TextExpression = new PlainTextExpression("Goodbye cruel world...")})
},
Connections = new []
{
new ConnectionDefinition("activity-1", "activity-2"),
}
};
// Invoke the workflow.
var invoker = services.GetService<IWorkflowInvoker>();
await invoker.InvokeAsync(workflowDefinition);
Console.ReadLine();
}
}
}