ldc-com-app-bo/app/Http/Middleware/RestrictTenantAccess.php

<?php

namespace App\Http\Middleware;

use App\Models\Tenant;
use Closure;
use Illuminate\Http\Request;

class RestrictTenantAccess
{
    /**
     * Handle an incoming request.
     *
     * @param \Illuminate\Http\Request                                                         $request
     * @param \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response) $next
     * @return \Symfony\Component\HttpFoundation\Response
     * @phpcs:disable Squiz.Commenting.FunctionComment.IncorrectTypeHint
     */
    public function handle(Request $request, Closure $next): \Symfony\Component\HttpFoundation\Response
    {
        /** @var \App\Models\User|null $user */
        $user = \auth('backend')->user();
        if ($user) {
            if (
                !$request->routeIs(['bo.dashboard', 'bo.users.*', 'bo.tenants.*']) &&
                $request->tenant &&
                !\in_array($request->tenant, Tenant::get()->pluck('id')->toArray())
            ) {
                // @phpstan-ignore argument.type
                abort('404');
            }
            if (Tenant::count() && $request->routeIs(['bo.tenants.*', 'bo.users.*']) && $user->can('isAdmin')) {
                $tenant = Tenant::first()->getKey();
                tenancy()->initialize($tenant);
                return $next($request);
            }
            if (
                Tenant::count() && ($request->routeIs('bo.dashboard')
                    || $request->routeIs('bo.users.edit', $user->getKey()))
            ) {
                $tenant = ($user->tenants->count()) ? $user->tenants->first() : Tenant::first()->getKey();
                tenancy()->initialize($tenant);
                return $next($request);
            }
        } //end if
        return $next($request);
    }
}