update

app/middleware/CheckAdmin.php

@@ -0,0 +1,19 @@
+<?php
+declare (strict_types=1);
+
+namespace app\middleware;
+
+
+class CheckAdmin
+{
+    public function handle($request, \Closure $next)
+    {
+        if (!request()->islogin) {
+            if ($request->isAjax() || !$request->isGet()) {
+                return json(['code'=>-1, 'msg'=>'未登录'])->code(401);
+            }
+            return redirect((string)url('/admin/login'));
+        }
+        return $next($request);
+    }
+}