Added order completion feature

src/Restbucks.Client.Console/Program.cs

@@ -34,6 +34,9 @@ static void Main(string[] args)
             System.Console.ReadLine();
             var receipt = client.GetReceipt(payment.ReceiptLink);
             System.Console.WriteLine("You paid ${0} at {1} UTC", receipt.AmountPaid, receipt.PaymentDate);
+            System.Console.WriteLine("Press enter to complete order");
+            System.Console.ReadLine();
+            client.TakeCoffee(receipt.CompleteLink);
             System.Console.WriteLine("Press enter to exit");
             System.Console.ReadLine();
         }

src/Restbucks.Client.Console/RestbucksClient.cs

@@ -54,5 +54,11 @@ public ReceiptRepresentation GetReceipt(string receiptUri)
             var responseContent = responseMessage.Content.ReadAsXmlSerializable<ReceiptRepresentation>(serializer);
             return responseContent;
         }
+
+        public void TakeCoffee(string receiptUri)
+        {
+            var httpClient = new HttpClient();
+            httpClient.Delete(receiptUri);
+        }
     }
 }

src/Restbucks.Service.Tests/ReceiptResourceTests.cs

@@ -45,7 +45,9 @@ public void Initialize()
         {
             _repository = new InMemoryOrderRepository();
             var mapper = new ReceiptRepresentationMapper();
-            _sut = new ReceiptResource(new ReadReceiptActivity(_repository, mapper));
+            var orderMapper = new OrderRepresentationMapper(new ItemRepresentationMapper());
+            _sut = new ReceiptResource(new ReadReceiptActivity(_repository, mapper),
+                new CompleteOrderActivity(_repository, orderMapper));
         }
     }
 }

src/Restbucks.Service/Activities/CompleteOrderActivity.cs

@@ -0,0 +1,37 @@
+using System;
+using Restbucks.Service.Domain;
+using Restbucks.Service.Mappers;
+using Restbucks.Service.Representations;
+
+namespace Restbucks.Service.Activities
+{
+    public class CompleteOrderActivity : ICompleteOrderActivity
+    {
+        private readonly IOrderRepository _repository;
+        private readonly OrderRepresentationMapper _orderRepresentationMapper;
+
+        public CompleteOrderActivity(IOrderRepository repository, OrderRepresentationMapper orderRepresentationMapper)
+        {
+            _repository = repository;
+            _orderRepresentationMapper = orderRepresentationMapper;
+        }
+
+        public OrderRepresentation Complete(int orderId)
+        {
+            var order = _repository.FindById(orderId);
+            if (order == null)
+            {
+                throw new NoSuchOrderException(orderId);
+            }
+
+            if (order.Status != OrderStatus.Ready)
+            {
+                throw new UnexpectedOrderStateException(orderId);
+            }
+            order.Take();
+
+            var representation = _orderRepresentationMapper.GetRepresentation(order);
+            return representation;
+        }
+    }
+}

src/Restbucks.Service/Activities/ICompleteOrderActivity.cs

@@ -0,0 +1,9 @@
+using Restbucks.Service.Representations;
+
+namespace Restbucks.Service.Activities
+{
+    public interface ICompleteOrderActivity
+    {
+        OrderRepresentation Complete(int orderId);
+    }
+}

src/Restbucks.Service/Activities/ReadReceiptActivity.cs

@@ -26,6 +26,7 @@ public ReceiptRepresentation Read(int orderId, string baseUri)
             }
             var representation = _receiptMapper.GetRepresentation(order);
             representation.OrderLink = RestbucksResources.GetResourceUri<OrderResource>(baseUri, orderId.ToString());
+            representation.CompleteLink = RestbucksResources.GetResourceUri<ReceiptResource>(baseUri, orderId.ToString());
             return representation;
         }
     }

src/Restbucks.Service/Representations/ReceiptRepresentation.cs

@@ -18,5 +18,12 @@ public string OrderLink
             get { return GetLinkByRel(RestbucksRelation.Order).UnlessNull(x => x.Uri); }
             set { SetLink(RestbucksRelation.Order, value); }
         }
+
+        [XmlIgnore]
+        public string CompleteLink
+        {
+            get { return GetLinkByRel(SelfRelValue).UnlessNull(x => x.Uri); }
+            set { SetLink(SelfRelValue, value); }
+        }
     }
 }

src/Restbucks.Service/Resources/ReceiptResource.cs

@@ -13,10 +13,12 @@ namespace Restbucks.Service.Resources
     public class ReceiptResource
     {
         private readonly IReadReceiptActivity _readReceiptActivity;
+        private readonly ICompleteOrderActivity _completeOrderActivity;
 
-        public ReceiptResource(IReadReceiptActivity readReceiptActivity)
+        public ReceiptResource(IReadReceiptActivity readReceiptActivity, ICompleteOrderActivity completeOrderActivity)
         {
             _readReceiptActivity = readReceiptActivity;
+            _completeOrderActivity = completeOrderActivity;
         }
 
         [WebGet(
@@ -43,5 +45,35 @@ public ReceiptRepresentation Get(string orderId, HttpRequestMessage requestMessa
             responseMessage.StatusCode = HttpStatusCode.BadRequest;
             return null;
         }
+
+        [WebInvoke(
+            Method = "DELETE",
+            UriTemplate = "/{orderId}",
+            RequestFormat = WebMessageFormat.Xml,
+            ResponseFormat = WebMessageFormat.Xml)]
+        public OrderRepresentation Complete(string orderId, HttpRequestMessage requestMessage, HttpResponseMessage responseMessage)
+        {
+            int id;
+            if (int.TryParse(orderId, out id))
+            {
+                try
+                {
+                    var response = _completeOrderActivity.Complete(id);
+                    return response;
+                }
+                catch (NoSuchOrderException)
+                {
+                    responseMessage.StatusCode = HttpStatusCode.NotFound;
+                    return null;
+                }
+                catch (UnexpectedOrderStateException)
+                {
+                    responseMessage.StatusCode = HttpStatusCode.BadRequest;
+                    return null;
+                }
+            }
+            responseMessage.StatusCode = HttpStatusCode.BadRequest;
+            return null;
+        }
     }
 }

src/Restbucks.Service/Restbucks.Service.csproj

@@ -81,7 +81,9 @@
     </Content>
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Activities\CompleteOrderActivity.cs" />
     <Compile Include="Activities\CreateOrderActivity.cs" />
+    <Compile Include="Activities\ICompleteOrderActivity.cs" />
     <Compile Include="Activities\ICreateOrderActivity.cs" />
     <Compile Include="Activities\IReadReceiptActivity.cs" />
     <Compile Include="Activities\ReadReceiptActivity.cs" />