<?php

namespace App\Http\Middleware;

use App\Client\SiteUser;
use Closure;
use EasyWeChat\Foundation\Application;
use Cookie;

class CrmUser
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        $uid = Cookie::get('crm_user_id');
        if ($uid) {
            $channel_id = Cookie::get('crm_channel_id');
            $this->setUserGlobal($uid, $channel_id);
        } else {
            $openid = $request->get('openid');
            $params = $request->except('_url');
            if (empty($openid)) {
                $url = url()->current() . '?' . http_build_query($params);
                $params['redirect_url'] = urlencode($url);
                $app = new Application($this->auth($params));
                return $app->oauth->redirect();
            } else {
                $site_user = new SiteUser($openid);
                $user = $site_user->getChannelUser();
                Cookie::queue('crm_user_id', $user[0], env('U_COOKIE_EXPIRE'));
                Cookie::queue('crm_channel_id', $user[1], env('U_COOKIE_EXPIRE'));
                $this->setUserGlobal($user[0], $user[1]);
            }
        }
        return $next($request);
    }

    private function setUserGlobal($uid, $channel_id)
    {
        $user = app()->make('user');
        $user->id = $uid;
        $user->channel_id = $channel_id;
    }

    private function auth($param)
    {
        $param['appid'] = 'wx9d389a73b88bbeae';
        $options = [
            'app_id' => 'wx9d389a73b88bbeae',
            'secret' => '2f6594bb595dfa256b5512e43a32a3d3',
            'oauth' => [
                'scopes' => ['snsapi_base'],
                'callback' => env('AUTH_CALLBACK_URL') . '?' . http_build_query($param),
            ],
        ];
        return $options;
    }
}