feat: 增加可信应用免登录接入

ai_knowledge_base_v2/apps/user-client/src/App.vue

@@ -9,7 +9,7 @@ import MessageList, { type DisplayMessage } from "./components/MessageList.vue";
 import PersonalCenterDialog from "./components/PersonalCenterDialog.vue";
 import SessionDrawer from "./components/SessionDrawer.vue";
 import SessionQuota from "./components/SessionQuota.vue";
-import { ApiError, api, clearToken, getToken, streamChat } from "./services/api";
+import { ApiError, api, clearToken, getToken, saveToken, streamChat } from "./services/api";
 import type { ChatMessage as ApiMessage, ChatSession, PeriodicReport, PracticeReviewResult, ShareDraft, TeacherHelpCard, UserProfile } from "./types/api";
 
 const user = ref<UserProfile | null>(null);
@@ -48,7 +48,32 @@ const activeAbortController = ref<AbortController | null>(null);
 let toastTimer: number | null = null;
 let settlementPollVersion = 0;
 
-onMounted(async () => {
+onMounted(bootstrap);
+
+async function bootstrap() {
+  const search = new URLSearchParams(window.location.search);
+  const ssoCode = search.get("sso_code")?.trim() || "";
+  if (ssoCode) {
+    search.delete("sso_code");
+    const query = search.toString();
+    window.history.replaceState({}, "", `${window.location.pathname}${query ? `?${query}` : ""}${window.location.hash}`);
+    statusText.value = "正在完成免登录";
+    try {
+      const result = await api.exchangeSso(ssoCode);
+      saveToken(result.token);
+      if (result.returnUrl) window.sessionStorage.setItem("ai-kb-sso-return-url", result.returnUrl);
+      user.value = result.user;
+      await loadSessions();
+      statusText.value = "已连接大本营答疑服务";
+    } catch (error) {
+      clearUserState();
+      showToast(error instanceof Error ? `免登录失败：${error.message}` : "免登录失败，请重新进入或使用手机号登录");
+    } finally {
+      booting.value = false;
+    }
+    return;
+  }
+
   if (!getToken()) {
     booting.value = false;
     statusText.value = "请先登录";
@@ -63,7 +88,7 @@ onMounted(async () => {
   } finally {
     booting.value = false;
   }
-});
+}
 
 onBeforeUnmount(() => {
   settlementPollVersion += 1;