Add websocket test

pom.xml

@@ -69,6 +69,10 @@
             <groupId>org.springframework</groupId>
             <artifactId>spring-messaging</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-websocket</artifactId>
+        </dependency>
 
 
     </dependencies>

src/main/java/edu/uchicago/mpcs/topics/WebSocketConfig.java

+package edu.uchicago.mpcs.topics;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.messaging.simp.config.MessageBrokerRegistry;
+import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
+import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
+import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;
+
+/**
+ * Created by Bright on 2018-11-30.
+ */
+@Configuration
+@EnableWebSocketMessageBroker
+public class WebSocketConfig implements  WebSocketMessageBrokerConfigurer
+{
+
+    @Override
+    public void configureMessageBroker(MessageBrokerRegistry config)
+    {
+        config.enableSimpleBroker("/item/list");
+//        config.setApplicationDestinationPrefixes("/app");
+    }
+
+    @Override
+    public void registerStompEndpoints(StompEndpointRegistry registry)
+    {
+        registry.addEndpoint("/item/list");
+    }
+
+}
\ No newline at end of file

src/main/java/edu/uchicago/mpcs/topics/controller/ItemController.java

@@ -5,6 +5,8 @@ import edu.uchicago.mpcs.topics.auction.Status;
 import edu.uchicago.mpcs.topics.db.ItemRepository;
 import edu.uchicago.mpcs.topics.db.SearchRepository;
 import edu.uchicago.mpcs.topics.service.ItemService;
+import org.springframework.messaging.handler.annotation.MessageMapping;
+import org.springframework.messaging.handler.annotation.SendTo;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
@@ -71,4 +73,10 @@ public class ItemController
     {
         return searchRepository.findAllByDescriptionContains(q);
     }
+
+    @SendTo("/list")
+    public Item webSocketUpdateItem(Item item)
+    {
+        return item;
+    }
 }
\ No newline at end of file

src/main/java/edu/uchicago/mpcs/topics/service/BidService.java

@@ -3,6 +3,7 @@ package edu.uchicago.mpcs.topics.service;
 import edu.uchicago.mpcs.topics.auction.Bid;
 import edu.uchicago.mpcs.topics.auction.Item;
 import edu.uchicago.mpcs.topics.auction.Status;
+import edu.uchicago.mpcs.topics.controller.ItemController;
 import edu.uchicago.mpcs.topics.db.BidRepository;
 import edu.uchicago.mpcs.topics.db.ItemRepository;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -17,13 +18,15 @@ import java.util.Optional;
 @Service
 public class BidService
 {
-    private final BidRepository bidRepository;
-    private final ItemRepository itemRepository;
+    private BidRepository bidRepository;
+    private ItemRepository itemRepository;
+    private ItemController itemController;
 
-    public BidService(BidRepository bidRepository, ItemRepository itemRepository)
+    public BidService(BidRepository bidRepository, ItemRepository itemRepository, ItemController itemController)
     {
         this.bidRepository = bidRepository;
         this.itemRepository = itemRepository;
+        this.itemController = itemController;
     }
 
     public Bid addBid(Bid bid)
@@ -42,6 +45,10 @@ public class BidService
             itemToUpdate.setStatus(Status.HASBID);
             itemRepository.save(itemToUpdate);
 
+            //websocket update item
+
+            itemController.webSocketUpdateItem(itemToUpdate);
+
             //set highestBidder
 
             return bidRepository.save(bid);