Add ConfirmOrderStockIntegrationEventHandler and OrderStockConfirmedIntegrationEvent/OrderStockNotConfirmedIntegrationEvent

src/Services/Catalog/Catalog.API/IntegrationEvents/EventHandling/ConfirmOrderStockIntegrationEventHandler.cs

@@ -0,0 +1,33 @@
+using Catalog.API.IntegrationEvents;
+
+namespace Microsoft.eShopOnContainers.Services.Catalog.API.IntegrationEvents.EventHandling
+{
+    using BuildingBlocks.EventBus.Abstractions;
+    using System.Threading.Tasks;
+    using BuildingBlocks.EventBus.Events;
+    using Infrastructure;
+
+    using Events;
+
+    public class ConfirmOrderStockIntegrationEventHandler : IIntegrationEventHandler<ConfirmOrderStockIntegrationEvent>
+    {
+        private readonly CatalogContext _catalogContext;
+        private readonly ICatalogIntegrationEventService _catalogIntegrationEventService;
+
+        public ConfirmOrderStockIntegrationEventHandler(CatalogContext catalogContext,
+            ICatalogIntegrationEventService catalogIntegrationEventService)
+        {
+            _catalogContext = catalogContext;
+            _catalogIntegrationEventService = catalogIntegrationEventService;
+        }
+
+        public async Task Handle(ConfirmOrderStockIntegrationEvent @event)
+        {
+            IntegrationEvent integrationEvent = new OrderStockConfirmedIntegrationEvent(@event.OrderId);
+
+            //TODO: Check the stock products units
+
+            await _catalogIntegrationEventService.PublishThroughEventBusAsync(integrationEvent);
+        }
+    }
+}

src/Services/Catalog/Catalog.API/IntegrationEvents/Events/ConfirmOrderStockIntegrationEvent.cs

@@ -0,0 +1,30 @@
+namespace Microsoft.eShopOnContainers.Services.Catalog.API.IntegrationEvents.Events
+{
+    using BuildingBlocks.EventBus.Events;
+    using System.Collections.Generic;
+
+    public class ConfirmOrderStockIntegrationEvent : IntegrationEvent
+    {
+        public int OrderId { get; }
+        public IEnumerable<OrderStockItem> OrderStockItem { get; }
+
+        public ConfirmOrderStockIntegrationEvent(int orderId,
+            IEnumerable<OrderStockItem> orderStockItem)
+        {
+            OrderId = orderId;
+            OrderStockItem = orderStockItem;
+        }
+    }
+
+    public class OrderStockItem
+    {
+        public int ProductId { get; }
+        public int Units { get; }
+
+        public OrderStockItem(int productId, int units)
+        {
+            ProductId = productId;
+            Units = units;
+        }
+    }
+}

src/Services/Catalog/Catalog.API/IntegrationEvents/Events/OrderStockConfirmedIntegrationEvent.cs

@@ -0,0 +1,11 @@
+namespace Microsoft.eShopOnContainers.Services.Catalog.API.IntegrationEvents.Events
+{
+    using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
+
+    public class OrderStockConfirmedIntegrationEvent : IntegrationEvent
+    {
+        public int OrderId { get; }
+
+        public OrderStockConfirmedIntegrationEvent(int orderId) => OrderId = orderId;
+    }
+}

src/Services/Catalog/Catalog.API/IntegrationEvents/Events/OrderStockNotConfirmedIntegrationEvent.cs

@@ -0,0 +1,34 @@
+using System.Collections.Generic;
+
+namespace Microsoft.eShopOnContainers.Services.Catalog.API.IntegrationEvents.Events
+{
+    using BuildingBlocks.EventBus.Events;
+
+    public class OrderStockNotConfirmedIntegrationEvent : IntegrationEvent
+    {
+        public int OrderId { get; }
+
+        public IEnumerable<ConfirmedOrderStockItem> OrderStockItem { get; }
+
+        public OrderStockNotConfirmedIntegrationEvent(int orderId, 
+            IEnumerable<ConfirmedOrderStockItem> orderStockItem)
+        {
+            OrderId = orderId;
+            OrderStockItem = orderStockItem;
+        }
+
+        public class ConfirmedOrderStockItem
+        {
+            public int ProductId { get; }
+            public int Units { get; }
+            public bool Confirmed { get; }
+
+            public ConfirmedOrderStockItem(int productId, int units, bool confirmed)
+            {
+                ProductId = productId;
+                Units = units;
+                Confirmed = confirmed;
+            }
+        }
+    }
+}

src/Services/Catalog/Catalog.API/Model/CatalogItem.cs

@@ -14,6 +14,8 @@ namespace Microsoft.eShopOnContainers.Services.Catalog.API.Model
 
         public string PictureUri { get; set; }
 
+        public int Stock { get; set; }
+
         public int CatalogTypeId { get; set; }
 
         public CatalogType CatalogType { get; set; }