dev add

src/main/java/ru/soune/nocopy/dto/MessageCode.java

@@ -12,6 +12,7 @@ public enum MessageCode {
     DUPLICATE_FILE_UPLOAD(2, "Duplicate file upload"),
     FILE_DOWNLOAD_ERROR(2, "File download error"),
     USER_NOT_VERIFIED(2, "User not verified"),
+    PERMISSION_NOT_FOUND(2, "Permission not found"),
     USER_NOT_FOUND(2, "User not found"),
     FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD(2, "Not correct field"),
     IMAGE_FOUND_ERROR(2, "Image found error"),

src/main/java/ru/soune/nocopy/handler/LoginRequestHandler.java

@@ -50,6 +50,16 @@ public class LoginRequestHandler implements RequestHandler {
                     MessageCode.USER_NOT_VERIFIED.getDescription(), loginAnswer);
         }
 
+        if (!user.canLogin()) {
+            LoginAnswer loginAnswer = new LoginAnswer();
+
+            loginAnswer.setFieldErrors(Arrays.asList(Map.of(
+                    "login_permission", "not found")));
+
+            return new BaseResponse(request.getMsgId(), MessageCode.PERMISSION_NOT_FOUND.getCode(),
+                    MessageCode.PERMISSION_NOT_FOUND.getDescription(), loginAnswer);
+        }
+
         AuthToken authToken = authService.login(loginRequest);
         String token = authToken.getToken();