Code re-factorings and formatting in EventBus projects

src/BuildingBlocks/EventBus/EventBus/Abstractions/IDynamicIntegrationEventHandler.cs

@@ -1,8 +1,4 @@
-using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions;
-using System;
-using System.Collections.Generic;
-using System.Text;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
 
 namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions
 {

src/BuildingBlocks/EventBus/EventBus/Abstractions/IEventBus.cs

@@ -1,8 +1,7 @@
-using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
-using System;
-
-namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions
+namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions
 {
+	using IntegrationEvent = Events.IntegrationEvent;
+
 	public interface IEventBus
 	{
 		void Publish(IntegrationEvent @event);

src/BuildingBlocks/EventBus/EventBus/Abstractions/IIntegrationEventHandler.cs

@@ -1,10 +1,11 @@
-using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
-using System.Threading.Tasks;
+using Task = System.Threading.Tasks.Task;
 
 namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions
 {
+	using IntegrationEvent = Events.IntegrationEvent;
+
 	public interface IIntegrationEventHandler<in TIntegrationEvent> : IIntegrationEventHandler
-        where TIntegrationEvent: IntegrationEvent
+	   where TIntegrationEvent : IntegrationEvent
 	{
 		Task Handle(TIntegrationEvent @event);
 	}

src/BuildingBlocks/EventBus/EventBus/Events/IntegrationEvent.cs

@@ -1,4 +1,5 @@
-using System;
+using DateTime = System.DateTime;
+using Guid = System.Guid;
 
 namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events
 {

src/BuildingBlocks/EventBus/EventBus/IEventBusSubscriptionsManager.cs

@@ -2,10 +2,11 @@
 using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
 using System;
 using System.Collections.Generic;
-using static Microsoft.eShopOnContainers.BuildingBlocks.EventBus.InMemoryEventBusSubscriptionsManager;
 
 namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 {
+	using static InMemoryEventBusSubscriptionsManager;
+
 	public interface IEventBusSubscriptionsManager
 	{
 		bool IsEmpty { get; }

src/BuildingBlocks/EventBus/EventBus/InMemoryEventBusSubscriptionsManager.cs

@@ -3,8 +3,6 @@ using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Reflection;
-using System.Text;
 
 namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 {
@@ -28,9 +26,7 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 
 		public void AddDynamicSubscription<TH>(string eventName)
 		    where TH : IDynamicIntegrationEventHandler 
-        {
-            DoAddSubscription(typeof(TH), eventName, isDynamic: true);
-        }
+			=> DoAddSubscription(typeof(TH), eventName, isDynamic: true);
 
 		public void AddSubscription<T, TH>()
 		    where T : IntegrationEvent
@@ -103,10 +99,7 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 		}
 
 		public IEnumerable<SubscriptionInfo> GetHandlersForEvent<T>() where T : IntegrationEvent
-        {
-            var key = GetEventKey<T>();
-            return GetHandlersForEvent(key);
-        }
+			=> GetHandlersForEvent(GetEventKey<T>());
 		public IEnumerable<SubscriptionInfo> GetHandlersForEvent(string eventName) => _handlers[eventName];
 
 		private void RaiseOnEventRemoved(string eventName)
@@ -121,42 +114,24 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 
 		private SubscriptionInfo FindDynamicSubscriptionToRemove<TH>(string eventName)
 		    where TH : IDynamicIntegrationEventHandler 
-        {
-            return DoFindSubscriptionToRemove(eventName, typeof(TH));
-        }
+			=> DoFindSubscriptionToRemove(eventName, typeof(TH));
 
 
 		private SubscriptionInfo FindSubscriptionToRemove<T, TH>()
 			where T : IntegrationEvent
 			where TH : IIntegrationEventHandler<T> 
-        {
-            var eventName = GetEventKey<T>();
-            return DoFindSubscriptionToRemove(eventName, typeof(TH));
-        }
+			=> DoFindSubscriptionToRemove(GetEventKey<T>(), typeof(TH));
 
 		private SubscriptionInfo DoFindSubscriptionToRemove(string eventName, Type handlerType) 
-        {
-            if (!HasSubscriptionsForEvent(eventName))
-            {
-                return null;
-            }
-
-            return _handlers[eventName].SingleOrDefault(s => s.HandlerType == handlerType);
-
-        }
+			=> !HasSubscriptionsForEvent(eventName) ? null : _handlers[eventName].SingleOrDefault(s => s.HandlerType == handlerType);
 
 		public bool HasSubscriptionsForEvent<T>() where T : IntegrationEvent
-        {
-            var key = GetEventKey<T>();
-            return HasSubscriptionsForEvent(key);
-        }
+			=> HasSubscriptionsForEvent(GetEventKey<T>());
 		public bool HasSubscriptionsForEvent(string eventName) => _handlers.ContainsKey(eventName);
 
 		public Type GetEventTypeByName(string eventName) => _eventTypes.SingleOrDefault(t => t.Name == eventName);
 
 		public string GetEventKey<T>() 
-        {
-            return typeof(T).Name;
-        }
+			=> typeof(T).Name;
 	}
 }

src/BuildingBlocks/EventBus/EventBus/SubscriptionInfo.cs

@@ -7,7 +7,7 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus
 		public class SubscriptionInfo
 		{
 			public bool IsDynamic { get; }
-            public Type HandlerType{ get; }
+			public Type HandlerType { get; }
 
 			private SubscriptionInfo(bool isDynamic, Type handlerType)
 			{