Merge pull request #241 from prgrms-web-devcourse-final-project/refactor/liveResponse

refactor: 낙찰자 닉네임 response에 반환

Author: lh922

src/main/java/devut/buzzerbidder/domain/liveitem/dto/response/AuctionEndMessage.java

@@ -6,9 +6,10 @@ public record AuctionEndMessage(
     String liveItemName,
     String result,
     Long winnerId,
-    Integer finalPrice
+    Integer finalPrice,
+    String winnerNickname
 ) {
-    public AuctionEndMessage(Long liveItemId, String liveItemName, String result, Long winnerId, Integer finalPrice) {
-        this("AUCTION_END", liveItemId, liveItemName, result, winnerId, finalPrice);
+    public AuctionEndMessage(Long liveItemId, String liveItemName, String result, Long winnerId, Integer finalPrice, String winnerNickname) {
+        this("AUCTION_END", liveItemId, liveItemName, result, winnerId, finalPrice, winnerNickname);
     }
 }

src/main/java/devut/buzzerbidder/domain/liveitem/event/LiveAuctionEndedEvent.java

@@ -6,7 +6,8 @@ public record LiveAuctionEndedEvent(
     Long sellerUserId,
     boolean success,
     Long winnerUserId,
-    Integer finalPrice
+    Integer finalPrice,
+    String winnerNickname
 ) {
 
 }

src/main/java/devut/buzzerbidder/domain/liveitem/service/LiveItemService.java

@@ -677,6 +677,7 @@ public void endAuction(Long itemId) {
 
         boolean success = currentBidderIdStr != null && !currentBidderIdStr.isEmpty();
         Long winnerId = success ? Long.parseLong(currentBidderIdStr) : null;
+        String winnerNickname = success ? userService.findById(winnerId).getNickname() : null;
         Integer finalPrice = success ? Integer.parseInt(maxBidPriceStr) : liveItem.getInitPrice().intValue();
 
         eventPublisher.publishEvent(
@@ -686,7 +687,8 @@ public void endAuction(Long itemId) {
                 liveItem.getSellerUserId(),
                 success,
                 winnerId,
-                finalPrice
+                finalPrice,
+                winnerNickname
             )
         );
 
@@ -696,7 +698,8 @@ public void endAuction(Long itemId) {
             liveItem.getName(),
             success,
             winnerId,
-            finalPrice
+            finalPrice,
+            winnerNickname
         );
 
         Long nextItemId = liveItemRepository

src/main/java/devut/buzzerbidder/domain/liveitem/service/LiveItemWebSocketService.java

@@ -43,10 +43,10 @@ public void broadcastAuctionStart(Long auctionRoomId, Long liveItemId,
      * @param finalPrice    낙찰가 (유찰시 null)
      */
     public void broadcastAuctionEnd(Long auctionRoomId, Long liveItemId,
-        String liveItemName, boolean success, Long winnerId, Integer finalPrice) {
+        String liveItemName, boolean success, Long winnerId, Integer finalPrice, String winnerNickname) {
         // 전송할 메시지 구조
         String result = success ? "SUCCESS" : "FAILED";
-        AuctionEndMessage message = new AuctionEndMessage(liveItemId, liveItemName, result, winnerId, finalPrice);
+        AuctionEndMessage message = new AuctionEndMessage(liveItemId, liveItemName, result, winnerId, finalPrice, winnerNickname);
 
         String destination = AUCTION_PREFIX + auctionRoomId;