Ordering. Fixed async/await misuses

src/Services/Ordering/Ordering.API/Application/Commands/CancelOrderCommandHandler.cs

@@ -22,6 +22,7 @@ namespace Ordering.API.Application.Commands
         /// customer executes cancel order from app
         /// </summary>
         /// <param name="command"></param>
+        /// <param name="cancellationToken"></param>
         /// <returns></returns>
         public async Task<bool> Handle(CancelOrderCommand command, CancellationToken cancellationToken)
         {
@@ -32,7 +33,7 @@ namespace Ordering.API.Application.Commands
             }
 
             orderToUpdate.SetCancelledStatus();
-            return await _orderRepository.UnitOfWork.SaveEntitiesAsync();
+            return await _orderRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken);
         }
     }
 

src/Services/Ordering/Ordering.API/Application/Commands/IdentifiedCommandHandler.cs

@@ -37,6 +37,7 @@ namespace Microsoft.eShopOnContainers.Services.Ordering.API.Application.Commands
         /// just enqueues the original inner command.
         /// </summary>
         /// <param name="message">IdentifiedCommand which contains both original command & request ID</param>
+        /// <param name="cancellationToken"></param>
         /// <returns>Return value of inner command or default value if request same ID was found</returns>
         public async Task<R> Handle(IdentifiedCommand<T, R> message, CancellationToken cancellationToken)
         {
@@ -51,7 +52,7 @@ namespace Microsoft.eShopOnContainers.Services.Ordering.API.Application.Commands
                 try
                 {
                     // Send the embeded business command to mediator so it runs its related CommandHandler 
-					var result = await _mediator.Send(message.Command);
+                    var result = await _mediator.Send(message.Command, cancellationToken);
                     return result;
                 }
                 catch

src/Services/Ordering/Ordering.API/Application/Commands/ShipOrderCommandHandler.cs

@@ -22,6 +22,7 @@ namespace Ordering.API.Application.Commands
         /// administrator executes ship order from app
         /// </summary>
         /// <param name="command"></param>
+        /// <param name="cancellationToken"></param>
         /// <returns></returns>
         public async Task<bool> Handle(ShipOrderCommand command, CancellationToken cancellationToken)
         {
@@ -32,7 +33,7 @@ namespace Ordering.API.Application.Commands
             }
 
             orderToUpdate.SetShippedStatus();
-            return await _orderRepository.UnitOfWork.SaveEntitiesAsync();
+            return await _orderRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken);
         }
     }
 

src/Services/Ordering/Ordering.Infrastructure/OrderingContext.cs

@@ -30,7 +30,6 @@ namespace Microsoft.eShopOnContainers.Services.Ordering.Infrastructure
         {
             _mediator = mediator ?? throw new ArgumentNullException(nameof(mediator));
 
-
             System.Diagnostics.Debug.WriteLine("OrderingContext::ctor ->" + this.GetHashCode());
         }
 
@@ -57,7 +56,7 @@ namespace Microsoft.eShopOnContainers.Services.Ordering.Infrastructure
 
             // After executing this line all the changes (from the Command Handler and Domain Event Handlers) 
             // performed throught the DbContext will be commited
-            var result = await base.SaveChangesAsync();
+            var result = await base.SaveChangesAsync(cancellationToken);
 
             return true;
         }