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Update tutorials #88

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merged 4 commits into from
Nov 5, 2021
Merged

Update tutorials #88

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2c46987
Update Getting Started and Aggregates tutorial.
jakhog Nov 4, 2021
2a29166
Update Projections sample
jakhog Nov 5, 2021
bb9d0d4
Update Embeddings tutorial
jakhog Nov 5, 2021
2396642
Fix indent in Projections tutorial
jakhog Nov 5, 2021
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7 changes: 4 additions & 3 deletions Samples/Tutorials/Aggregates/Kitchen.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ namespace Kitchen
[AggregateRoot("01ad9a9f-711f-47a8-8549-43320f782a1e")]
public class Kitchen : AggregateRoot
{
int _counter;
int _ingredients = 2;

public Kitchen(EventSourceId eventSource)
: base(eventSource)
Expand All @@ -20,11 +20,12 @@ public Kitchen(EventSourceId eventSource)

public void PrepareDish(string dish, string chef)
{
if (_ingredients <= 0) throw new Exception("We have run out of ingredients, sorry!");
Apply(new DishPrepared(dish, chef));
Console.WriteLine($"Kitchen Aggregate {EventSourceId} has applied {_counter} {typeof(DishPrepared)} events");
Console.WriteLine($"Kitchen {EventSourceId} prepared a {dish}, there are {_ingredients} ingredients left.");
}

void On(DishPrepared @event)
=> _counter++;
=> _ingredients--;
}
}
5 changes: 3 additions & 2 deletions Samples/Tutorials/Aggregates/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,14 +2,15 @@
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
// Sample code for the tutorial at https://dolittle.io/tutorials/getting-started/csharp/

using System.Threading.Tasks;
using Dolittle.SDK;
using Dolittle.SDK.Tenancy;

namespace Kitchen
{
class Program
{
public static void Main()
public static async Task Main()
{
var client = Client
.ForMicroservice("f39b1f61-d360-4675-b859-53c05c87c0e6")
Expand All @@ -21,7 +22,7 @@ public static void Main()
builder.Register<Kitchen>())
.Build();

client
await client
.AggregateOf<Kitchen>("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9", _ => _.ForTenant(TenantId.Development))
.Perform(kitchen => kitchen.PrepareDish("Bean Blaster Taco", "Mr. Taco"));

Expand Down
19 changes: 11 additions & 8 deletions Samples/Tutorials/Embeddings/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
// Sample code for the tutorial at https://dolittle.io/tutorials/embeddings/

using System;
using System.Linq;
using System.Threading.Tasks;
using Dolittle.SDK;
using Dolittle.SDK.Tenancy;
Expand Down Expand Up @@ -41,15 +42,17 @@ await client.Embeddings
.Update(updatedEmployee.Name, updatedEmployee);
Console.WriteLine($"Updated {updatedEmployee.Name}.");

var mrTaco = client.Embeddings
var mrTaco = await client.Embeddings
.ForTenant(TenantId.Development)
.Get<Employee>("Mr. Taco");
var allEmployees = client.Embeddings
.ForTenant(TenantId.Development)
.GetAll<Employee>();
var employeeKeys = client.Embeddings
.Get<Employee>("Mr. Taco")
.ConfigureAwait(false);
Console.WriteLine($"Mr. Taco is now working at {mrTaco.State.Workplace}");

var allEmployeeNames = await client.Embeddings
.ForTenant(TenantId.Development)
.GetKeys<Employee>();
.GetKeys<Employee>()
.ConfigureAwait(false);
Console.WriteLine($"All current employees are {string.Join(",", allEmployeeNames)}");

await client.Embeddings
.ForTenant(TenantId.Development)
Expand All @@ -60,4 +63,4 @@ await client.Embeddings
await Task.Delay(TimeSpan.FromSeconds(1)).ConfigureAwait(false);
}
}
}
}
9 changes: 5 additions & 4 deletions Samples/Tutorials/GettingStarted/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,14 +2,15 @@
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
// Sample code for the tutorial at https://dolittle.io/tutorials/getting-started/csharp/

using System.Threading.Tasks;
using Dolittle.SDK;
using Dolittle.SDK.Tenancy;

namespace Kitchen
{
class Program
{
public static void Main()
public static async Task Main()
{
var client = Client
.ForMicroservice("f39b1f61-d360-4675-b859-53c05c87c0e6")
Expand All @@ -21,15 +22,15 @@ public static void Main()

var preparedTaco = new DishPrepared("Bean Blaster Taco", "Mr. Taco");

client.EventStore
await client.EventStore
.ForTenant(TenantId.Development)
.Commit(eventsBuilder =>
eventsBuilder
.CreateEvent(preparedTaco)
.FromEventSource("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9"));
.FromEventSource("Dolittle Tacos"));

// Blocks until the EventHandlers are finished, i.e. forever
client.Start().Wait();
}
}
}
}
19 changes: 0 additions & 19 deletions Samples/Tutorials/Projections/DishHandler.cs
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This file was deleted.

10 changes: 4 additions & 6 deletions Samples/Tutorials/Projections/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,8 +17,6 @@ public async static Task Main()
.ForMicroservice("f39b1f61-d360-4675-b859-53c05c87c0e6")
.WithEventTypes(eventTypes =>
eventTypes.Register<DishPrepared>())
.WithEventHandlers(builder =>
builder.RegisterEventHandler<DishHandler>())
.WithProjections(builder => {
builder.RegisterProjection<DishCounter>();
Expand All @@ -38,19 +36,19 @@ public async static Task Main()

await eventStore.Commit(_ =>
_.CreateEvent(new DishPrepared("Bean Blaster Taco", "Mr. Taco"))
.FromEventSource("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9"))
.FromEventSource("Dolittle Tacos"))
.ConfigureAwait(false);
await eventStore.Commit(_ =>
_.CreateEvent(new DishPrepared("Bean Blaster Taco", "Mrs. Tex Mex"))
.FromEventSource("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9"))
.FromEventSource("Dolittle Tacos"))
.ConfigureAwait(false);
await eventStore.Commit(_ =>
_.CreateEvent(new DishPrepared("Avocado Artillery Tortilla", "Mr. Taco"))
.FromEventSource("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9"))
.FromEventSource("Dolittle Tacos"))
.ConfigureAwait(false);
await eventStore.Commit(_ =>
_.CreateEvent(new DishPrepared("Chili Canon Wrap", "Mrs. Tex Mex"))
.FromEventSource("bfe6f6e4-ada2-4344-8a3b-65a3e1fe16e9"))
.FromEventSource("Dolittle Tacos"))
.ConfigureAwait(false);

await Task.Delay(TimeSpan.FromSeconds(1)).ConfigureAwait(false);
Expand Down