Fix/90 chatting

src/main/java/com/sptp/backend/common/config/WebSocketConfig.java

@@ -23,7 +23,7 @@ public void configureMessageBroker(MessageBrokerRegistry registry) {
     @Override
     public void registerStompEndpoints(StompEndpointRegistry registry) {
         registry.addEndpoint("/ws-connection")
-                .setAllowedOrigins("*")
+                .setAllowedOrigins("http://localhost:3000", "http://localhost:8080")
                 .withSockJS(); // websocket 미지원 브라우저를 위해 추가
     }
 }

src/main/java/com/sptp/backend/message/web/MessageController.java

@@ -3,6 +3,7 @@
 import com.sptp.backend.jwt.service.dto.CustomUserDetails;
 import com.sptp.backend.message.service.MessageService;
 import com.sptp.backend.message.web.dto.MessageRequest;
+import com.sptp.backend.message.web.dto.MessageResponse;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.messaging.handler.annotation.MessageMapping;
@@ -23,7 +24,12 @@ public class MessageController {
     @MessageMapping("/send")
     public void chat(@Valid MessageRequest messageRequest, @AuthenticationPrincipal CustomUserDetails userDetails) {
         messageService.saveMessage(userDetails.getMember().getId(), messageRequest);
+        MessageResponse messageResponse = MessageResponse.builder()
+                .chatRoomId(messageRequest.getChatRoomId())
+                .message(messageRequest.getMessage())
+                .build();
+
         simpMessagingTemplate.convertAndSend("/queue/chat-rooms/" + messageRequest.getChatRoomId(),
-                messageRequest.getMessage());
+                messageResponse);
     }
 }

src/main/java/com/sptp/backend/message/web/dto/MessageResponse.java

@@ -0,0 +1,18 @@
+package com.sptp.backend.message.web.dto;
+
+import lombok.*;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.NotNull;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class MessageResponse {
+
+    private Long chatRoomId;
+
+    private String message;
+}