Merge pull request #123 from H-Hive/feature/notification

fix: 알림 변경3

src/main/java/com/HHive/hhive/domain/notification/controller/NotificationController.java

@@ -8,6 +8,7 @@
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.DeleteMapping;
@@ -37,11 +38,10 @@ public ResponseEntity<CommonResponse> sendNotification(
     }
 
 
-    @GetMapping(value = "/{userId}/get")
+    @GetMapping(value = "/{userId}/get",produces = MediaType.TEXT_EVENT_STREAM_VALUE)
     public ResponseEntity<SseEmitter> handleNotifications(
             @PathVariable(name = "userId") Long userId
     ) {
-
         SseEmitter emitter = notificationService.addSseEmitter(userId);
 
         return ResponseEntity.ok(emitter);

src/main/java/com/HHive/hhive/domain/notification/service/NotificationService.java

@@ -40,7 +40,12 @@ public class NotificationService {
 
 
     public SseEmitter addSseEmitter(Long userId) {
-        SseEmitter emitter = new SseEmitter(600000L);
+        SseEmitter emitter = new SseEmitter(300000L);
+        try {
+            emitter.send(SseEmitter.event().name("connect").data("connect"));
+        } catch (Exception e) {
+            System.err.println("연결 실패");
+        }
         emitterRepository.add(userId, emitter);
         emitter.onCompletion(() -> {
             emitterRepository.remove(userId);