laravel-admin-permission-optimize/src/Middleware/Permission.php

<?php

namespace Hugh\AdminPermissionOptimize\Middleware;

use Encore\Admin\Auth\Permission as Checker;
use Encore\Admin\Facades\Admin;
use Illuminate\Http\Request;

class Permission extends \Encore\Admin\Middleware\Permission
{
    /**
     * Handle an incoming request.
     *
     * @param \Illuminate\Http\Request $request
     * @param \Closure                 $next
     * @param array                    $args
     *
     * @return mixed
     */
    public function handle(Request $request, \Closure $next, ...$args)
    {
        if (config('admin.check_route_permission') === false) {
            return $next($request);
        }
        $user = Admin::user();
        if (!$user || !empty($args) || $this->shouldPassThrough($request)) {
            return $next($request);
        }

        if ($this->checkRoutePermission($request)) {
            return $next($request);
        }
        if (!$user->roles->pluck('permissions')->flatten()->merge($user->permissions)->unique('id')->first(function ($permission) use ($request) {
            return $permission->shouldPassThrough($request);
        })) {
            Checker::error();
        }

        return $next($request);
    }
}