<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Support\Facades\Redis;
use Tymon\JWTAuth\Exceptions\JWTException;
use Tymon\JWTAuth\Exceptions\TokenExpiredException;
use Tymon\JWTAuth\Exceptions\TokenInvalidException;
use Tymon\JWTAuth\Facades\JWTAuth;

class JwtAuthMiddleware
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request $request
     * @param  \Closure $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {

        try {
            $token = JWTAuth::getToken();
            if(empty($token)){
                $error = [
                    'message' => 'token is required',
                    'code' => 401,
                ];
                return response()->json($error)->setStatusCode(401);
            }
            $data = JWTAuth::decode($token)['user'];
            //检测token是否存在黑名单中
            if(Redis::zscore('blacklist_token', $token->get())){
                $error = [
                    'message' => 'token in blacklist',
                    'code' => 401,
                ];
                return response()->json($error)->setStatusCode(401);
            }
            if ($data->sign !== md5($data->uid . config('customer.jwt_secret'))) {
                $error = [
                    'message' => 'request is not allow',
                    'code' => 401,
                ];
                return response()->json($error);
            }
        } catch (TokenExpiredException $e) {
            $error = [
                'message' => 'Token is Expired',
                'code' => 401,
            ];
            return response()->json($error)->setStatusCode(401);
        } catch (TokenInvalidException $e) {
            $error = [
                'message' => $e->getMessage(),
                'code' => 401,
            ];
            return response()->json($error)->setStatusCode(401);
        } catch (JWTException $e) {
            $error = [
                'message' => $e->getMessage(),
                'code' => 401,
            ];

            return response()->json($error)->setStatusCode(401);
        }catch (\Exception $e){
            $error = [
                'message' => $e->getMessage(),
                'code' => 401,
            ];
            return response()->json($error)->setStatusCode(401);
        }
        return $next($request);
    }
}