update

mec-im/src/main/java/com/ym/controller/RoomController.java

@@ -95,7 +95,7 @@ public class RoomController{
     @RequestMapping(value = "/display", method = RequestMethod.POST)
     public Object display(@RequestBody ReqDisplayData data)
             throws ApiException, Exception {
-        boolean result = roomService.display(data.getRoomId(), data.getType(), data.getUri());
+        boolean result = roomService.display(data.getRoomId(), data.getType(), data.getUri(),data.getUserId());
         return new BaseResponse<>(result);
     }
 

mec-im/src/main/java/com/ym/service/Impl/RoomServiceImpl.java

@@ -579,7 +579,7 @@ public class RoomServiceImpl implements RoomService {
     }
 
     @Override
-    public Boolean display(String roomId, int type, String uri) throws ApiException, Exception {
+    public Boolean display(String roomId, int type, String uri, String targetUserId) throws ApiException, Exception {
         SysUser authUser = sysUserFeignService.queryUserInfo();
         String userId = authUser.getId().toString();
         log.info("display in room: {}, type = {}, uri = {}", roomId, type, uri);
@@ -627,11 +627,16 @@ public class RoomServiceImpl implements RoomService {
             DisplayMessage displayMessage = new DisplayMessage(display);
             imHelper.publishMessage(userId, roomId, displayMessage);
             log.info("change display to screen: roomId={}, display={}", roomId, display);
+        } else if (displayEnum.equals(DisplayEnum.STUDENT)) {
+            display += "?userId=" + targetUserId + "?uri=" + uri;
+            roomDao.updateDisplayByRid(roomId, display);
+            DisplayMessage displayMessage = new DisplayMessage(display);
+            imHelper.publishMessage(targetUserId, roomId, displayMessage);
+            log.info("change display to screen: roomId={}, display={}", roomId, display);
         } else {
             display += "?userId=" + userId + "?uri=" + uri;
 //            CheckUtils.checkArgument(uri != null, "uri must't be null");
 //            CheckUtils.checkArgument(whiteboardDao.findByRidAndWbid(roomId, uri).size() > 0, "whiteboard not exist");
-
             roomDao.updateDisplayByRid(roomId, display);
             DisplayMessage displayMessage = new DisplayMessage(display);
             imHelper.publishMessage(userId, roomId, displayMessage);

mec-im/src/main/java/com/ym/service/RoomService.java

@@ -23,7 +23,7 @@ public interface RoomService {
 
 
     //only teacher
-    public Boolean display(String roomId, int type, String uri) throws ApiException, Exception;
+    public Boolean display(String roomId, int type, String uri, String userId) throws ApiException, Exception;
 
     public String createWhiteBoard(String roomId) throws ApiException, Exception;