refactor(admin): 移除多身份绑定与切换 —— 只剩运营端/园区端单一身份登录

- 登录后直接以运营端进入(不再多身份选择弹窗/端口身份过滤)
- 移除顶栏「切换身份」(IdentitySwitcher); 侧边/路由仍按 operator 域
- 园区端(园区账密)登录保持不变

src/components/layout/AppShell.tsx

@@ -16,12 +16,11 @@ import {
   DropdownMenuSeparator,
   DropdownMenuTrigger,
 } from "@/components/ui/dropdown-menu";
-import { hasPermission } from "@/lib/rbac";
 
 export function AppShell() {
-  const { role, user, identities, currentIdentity, selectIdentity, logout } = useAuth();
+  const { role, user, logout } = useAuth();
   const groups = navForRole(role);
-  const roleLabel = currentIdentity?.name || role || "未选择";
+  const roleLabel = role || "运营";
 
   return (
     <div className="flex min-h-screen">
@@ -77,7 +76,6 @@ export function AppShell() {
             当前身份：
             <span className="ml-1 font-medium text-foreground">{roleLabel}</span>
           </div>
-          <IdentitySwitcher identities={identities} current={currentIdentity} onSelect={selectIdentity} />
         </header>
         <main className="p-6">
           <Outlet />
@@ -121,41 +119,3 @@ function UserMenu({
     </DropdownMenu>
   );
 }
-
-function IdentitySwitcher({
-  identities,
-  current,
-  onSelect,
-}: {
-  identities: { id: string; name?: string; role: string }[];
-  current: { id: string } | null;
-  onSelect: (id: string) => void;
-}) {
-  if (!identities || identities.length <= 1) return null;
-  return (
-    <DropdownMenu>
-      <DropdownMenuTrigger asChild>
-        <Button variant="outline" size="sm" className="gap-1.5">
-          切换身份
-          <ChevronsUpDown className="h-3.5 w-3.5 opacity-60" />
-        </Button>
-      </DropdownMenuTrigger>
-      <DropdownMenuContent align="end" className="w-56">
-        <DropdownMenuLabel>选择端口身份</DropdownMenuLabel>
-        <DropdownMenuSeparator />
-        {identities.map((i) => (
-          <DropdownMenuItem
-            key={i.id}
-            disabled={i.id === current?.id || !hasPermission(undefined, i.role)}
-            onSelect={() => onSelect(i.id)}
-          >
-            <span className="truncate">
-              {i.name || i.role}
-              <span className="ml-1 text-muted-foreground">({i.role})</span>
-            </span>
-          </DropdownMenuItem>
-        ))}
-      </DropdownMenuContent>
-    </DropdownMenu>
-  );
-}

src/pages/login/index.tsx

@@ -10,7 +10,7 @@ import { Label } from "@/components/ui/label";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { QRCodeSVG } from "@rc-component/qrcode";
 import { Loader2, ShieldCheck, Lock, Smartphone, QrCode } from "lucide-react";
-import type { Identity, LoginResponse } from "@/types";
+import type { LoginResponse } from "@/types";
 
 /** 二维码轮询登录（微信扫码 / 小程序扫码共用） */
 function PollingQr({
@@ -91,7 +91,7 @@ function PollingQr({
 }
 
 export default function LoginPage() {
-  const { isAuthed, login, loginWithResponse, selectIdentity } = useAuth();
+  const { isAuthed, login, loginWithResponse } = useAuth();
   const navigate = useNavigate();
   const [mode, setMode] = React.useState<"platform" | "park">("platform");
   const [pmode, setPmode] = React.useState<"account" | "sms" | "miniprogram">("account");
@@ -101,20 +101,17 @@ export default function LoginPage() {
   const [smsCode, setSmsCode] = React.useState("");
   const [smsCountdown, setSmsCountdown] = React.useState(0);
   const [smsStub, setSmsStub] = React.useState("");
-  const [pendingIds, setPendingIds] = React.useState<Identity[]>([]);
   const [error, setError] = React.useState<string | null>(null);
   const [loading, setLoading] = React.useState(false);
 
-  if (isAuthed && pendingIds.length === 0) return <Navigate to="/" replace />;
+  if (isAuthed) return <Navigate to="/" replace />;
   if (isParkUser()) return <Navigate to="/park" replace />;
 
-  /** 平台登录结果统一处理：只保留运营(operator)角色身份 */
+  /** 平台登录结果：登录即以运营端进入（单一身份，无需选择/切换身份） */
   async function applyPlatformResult(res: LoginResponse | null) {
     if (!res) return;
     clearParkAuth();
-    const operatorIds = (res?.identities ?? []).filter((i) => i.role === "operator");
-    if (operatorIds.length > 1) setPendingIds(operatorIds);
-    else navigate("/", { replace: true });
+    navigate("/", { replace: true });
   }
 
   async function onAccountSubmit(e: React.FormEvent) {
@@ -168,41 +165,6 @@ export default function LoginPage() {
     } finally { setLoading(false); }
   }
 
-  async function onPick(id: string) {
-    setLoading(true);
-    try {
-      await selectIdentity(id);
-      navigate("/", { replace: true });
-    } catch (err) {
-      setError(err instanceof Error ? err.message : "切换身份失败");
-    } finally {
-      setLoading(false);
-    }
-  }
-
-  if (pendingIds.length > 0) {
-    return (
-      <Centered>
-        <Card className="w-full max-w-sm">
-          <CardHeader>
-            <CardTitle className="text-lg">选择登录身份</CardTitle>
-            <CardDescription>该账号拥有多个端口身份，请选择进入</CardDescription>
-          </CardHeader>
-          <CardContent className="space-y-2">
-            {pendingIds.map((i) => (
-              <Button key={i.id} variant="outline" className="w-full justify-between" onClick={() => onPick(i.id)} disabled={loading}>
-                <span>
-                  {i.name || i.role}
-                  <span className="ml-1 text-muted-foreground">({i.role})</span>
-                </span>
-              </Button>
-            ))}
-          </CardContent>
-        </Card>
-      </Centered>
-    );
-  }
-
   return (
     <Centered>
       <Card className="w-full max-w-sm">