<?php

/**
 * 文件功能：用户等级权限验证中间件
 *
 * @author   ChatRoom Laravel
 *
 * @version  1.0.0
 */

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Symfony\Component\HttpFoundation\Response;

class LevelRequired
{
    /**
     * Handle an incoming request.
     * 校验当前登录用户的等级是否大于或等于要求等级。
     *
     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
     * @param  int  $level  要求达到的最低等级 (例如 15 为室主)
     */
    public function handle(Request $request, Closure $next, int $level): Response
    {
        if (! Auth::check()) {
            return redirect()->route('home');
        }

        $user = Auth::user();

        if ($user->user_level < $level) {
            if ($request->expectsJson()) {
                return response()->json(['message' => '权限不足', 'status' => 'error'], 403);
            }

            abort(403, '权限不足，无法执行此操作。');
        }

        return $next($request);
    }
}