From 1300a921188183ee9562abd0bdbb9635e5e5fb92 Mon Sep 17 00:00:00 2001
From: Sipke Schoorstra <sipkeschoorstra@outlook.com>
Date: Thu, 10 Nov 2022 16:24:10 +0100
Subject: [PATCH] Add ForEach sample workflow

---
 .../Elsa.Samples.LoopingWorkflows/Program.cs  |  7 ++-
 .../Workflows/ForEachWorkflow.cs              | 45 +++++++++++++++++++
 2 files changed, 50 insertions(+), 2 deletions(-)
 create mode 100644 src/samples/console/Elsa.Samples.LoopingWorkflows/Workflows/ForEachWorkflow.cs

diff --git a/src/samples/console/Elsa.Samples.LoopingWorkflows/Program.cs b/src/samples/console/Elsa.Samples.LoopingWorkflows/Program.cs
index c1a547498..119a192d8 100644
--- a/src/samples/console/Elsa.Samples.LoopingWorkflows/Program.cs
+++ b/src/samples/console/Elsa.Samples.LoopingWorkflows/Program.cs
@@ -15,5 +15,8 @@ var serviceProvider = services.BuildServiceProvider();
 // Resolve a workflow runner to run the workflow.
 var workflowRunner = serviceProvider.GetRequiredService<IWorkflowRunner>();
 
-// Run the ForWorkflow.
-await workflowRunner.RunAsync(ForWorkflow.Create());
\ No newline at end of file
+// Run the For workflow.
+await workflowRunner.RunAsync(ForWorkflow.Create());
+
+// Run the For Each workflow.
+await workflowRunner.RunAsync(ForEachWorkflow.Create());
\ No newline at end of file
diff --git a/src/samples/console/Elsa.Samples.LoopingWorkflows/Workflows/ForEachWorkflow.cs b/src/samples/console/Elsa.Samples.LoopingWorkflows/Workflows/ForEachWorkflow.cs
new file mode 100644
index 000000000..a5efb3604
--- /dev/null
+++ b/src/samples/console/Elsa.Samples.LoopingWorkflows/Workflows/ForEachWorkflow.cs
@@ -0,0 +1,45 @@
+using Elsa.Expressions.Models;
+using Elsa.Scheduling.Activities;
+using Elsa.Scheduling.Models;
+using Elsa.Workflows.Core.Activities;
+using Elsa.Workflows.Core.Models;
+using Elsa.Workflows.Core.Services;
+
+namespace Elsa.Samples.LoopingWorkflows.Workflows;
+
+public static class ForEachWorkflow
+{
+    public static IActivity Create()
+    {
+        var currentValueVariable = new Variable<string>();
+        var shoppingList = new[] { "Apples", "Bananas", "Potatoes", "Coffee", "Honey", "Rice" };
+        
+        return new Sequence
+        {
+            Variables = { currentValueVariable },
+            Activities =
+            {
+                new WriteLine("Going through the shopping list..."),
+                new ForEach(shoppingList)
+                {
+                    CurrentValue = new Output<object>(currentValueVariable),
+                    Body = new Sequence
+                    {
+                        Activities =
+                        {
+                            new WriteLine(context => $"- [ ] {currentValueVariable.Get(context)}"),
+                            new Delay
+                            {
+                                // The strategy determines whether the workflow should suspend or wait synchronously.
+                                // For console applications without a host, long-running workflows aren't supported, so we use the Blocking strategy. 
+                                Strategy = new Input<DelayBlockingStrategy>(DelayBlockingStrategy.Blocking),
+                                TimeSpan = new Input<TimeSpan>(TimeSpan.FromMilliseconds(250))
+                            }
+                        }
+                    }
+                },
+                new WriteLine("Let's not forget anything!")
+            }
+        };
+    }
+}
\ No newline at end of file