diff --git a/src/app/api/auth/q58/route.ts b/src/app/api/auth/q58/route.ts
index 07eb483..32ef508 100644
--- a/src/app/api/auth/q58/route.ts
+++ b/src/app/api/auth/q58/route.ts
@@ -11,7 +11,13 @@ const clientSecret = process.env.DISCOURSE_SECRET as string;
 
 export async function POST(_req: Request) {
   const nonce = WordArray.random(16).toString();
-  const return_url = `${hostUrl}/authorize`;
+
+  // 检查是否存在 OAuth 状态
+  const oauthState = cookies().get("oauth_state");
+  const return_url = oauthState
+    ? `${hostUrl}/authorize` // 如果存在 OAuth 状态，重定向到 authorize 页面
+    : `${hostUrl}/dashboard`; // 否则重定向到仪表板
+
   const sso = btoa(`nonce=${nonce}&return_sso_url=${return_url}`);
   const sig = hmacSHA256(sso, clientSecret).toString(Hex);