diff --git a/ui/src/app/core/interceptors/check.interceptor.ts b/ui/src/app/core/interceptors/check.interceptor.ts
new file mode 100644
index 0000000..802f5a4
--- /dev/null
+++ b/ui/src/app/core/interceptors/check.interceptor.ts
@@ -0,0 +1,41 @@
+import {inject, Injectable, Injector} from '@angular/core';
+import {
+  HttpRequest,
+  HttpHandler,
+  HttpEvent,
+  HttpInterceptor,
+  HttpResponse
+} from '@angular/common/http';
+import { Observable, tap } from 'rxjs';
+import { AuthConfigConsts, tokenNotExpired } from "../../mine/auth.jwt";
+
+@Injectable()
+export class CheckInterceptor implements HttpInterceptor {
+  constructor() {}
+  //从请求头获取token
+  intercept(req: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
+    const token = localStorage.getItem('token');
+    let authHeader = req.headers;
+    const authReq = req.clone({headers: authHeader});
+    return next.handle(authReq).pipe(
+      tap((event) => {
+        // 如果是 HTTP 响应
+        if (event instanceof HttpResponse) {
+          // 从响应头中获取 Authorization token
+          const authToken = event.headers.get('Authorization');
+          if (authToken && (!token || token !== authToken.replace(AuthConfigConsts.HEADER_PREFIX_BEARER, ''))) {
+            // 去掉 Bearer 前缀
+            const newToken = authToken.replace(AuthConfigConsts.HEADER_PREFIX_BEARER, '');
+            if(token != newToken) {
+              localStorage.removeItem("token")
+              localStorage.removeItem("giftCount")
+            }
+          }
+        }
+      })
+    );
+
+  }
+
+
+}