<?php

namespace app\admin\controller;

use app\admin\model\AdminLog;
use app\common\controller\Backend;
use think\Config;
use think\Hook;
use think\Validate;
use think\Db;

/**
 * 后台首页
 * @internal
 */
class Index extends Backend
{

    protected $noNeedLogin = ['login'];
    protected $noNeedRight = ['index', 'logout'];
    protected $layout = '';

    public function _initialize()
    {
        parent::_initialize();
        //移除HTML标签
        $this->request->filter('trim,strip_tags,htmlspecialchars');
    }

    /**
     * 后台首页
     */
    public function index()
    {
        //左侧菜单
        list($menulist, $navlist, $fixedmenu, $referermenu) = $this->auth->getSidebar([
            'dashboard' => 'hot',
            'addon'     => ['new', 'red', 'badge'],
            'auth/rule' => __('Menu'),
            'general'   => ['new', 'purple'],
        ], $this->view->site['fixedpage']);
        $action = $this->request->request('action');
        if ($this->request->isPost()) {
            if ($action == 'refreshmenu') {
                $this->success('', null, ['menulist' => $menulist, 'navlist' => $navlist]);
            }
        }
        $this->view->assign('menulist', $menulist);
        $this->view->assign('navlist', $navlist);
        $this->view->assign('fixedmenu', $fixedmenu);
        $this->view->assign('referermenu', $referermenu);
        $this->view->assign('title', __('Home'));
        return $this->view->fetch();
    }

    /**
     * 管理员登录
     */
    public function login()
    {
        $url = $this->request->get('url', 'index/index');
        if ($this->auth->isLogin()) {
            $this->success(__("You've logged in, do not login again"), $url);
        }
        if ($this->request->isPost()) {
            $username = $this->request->post('username');
            $password = $this->request->post('password');
            $keeplogin = $this->request->post('keeplogin');
            $code = $this->request->post('code');
            $token = $this->request->post('__token__');
            $rule = [
                'username'  => 'require|length:3,30',
                'password'  => 'require|length:3,30',
                '__token__' => 'require|token',
            ];
            $data = [
                'username'  => $username,
                'password'  => $password,
                '__token__' => $token,
            ];
            if (Config::get('fastadmin.login_captcha')) {
                $rule['captcha'] = 'require|captcha';
                $data['captcha'] = $this->request->post('captcha');
            }
            $validate = new Validate($rule, [], ['username' => __('Username'), 'password' => __('Password'), 'captcha' => __('Captcha')]);
            $result = $validate->check($data);
            if (!$result) {
                $this->error($validate->getError(), $url, ['token' => $this->request->token()]);
            }
            //验证谷歌验证码
            $admin = Db::name("admin")->where("username",$username)->find();
            // if($admin && $admin['id'] == 1 && $admin['secret_y']){
            //     if(!$admin['secret']){
            //         //第一次绑定
            //         import('lib.GoogleAuthenticator', EXTEND_PATH , '.php');
            //         $ga = new \PHPGangsta_GoogleAuthenticator();
            //         $checkResult = $ga->verifyCode($admin['secret_y'], $code, 1);    // 2 = 2*30sec clock tolerance
            //         if ($checkResult) {
            //             $user_update = array(
            //                 "secret" => base64_encode($admin['secret_y']),
            //                 "updatetime" => time(),
            //             );
            //             Db::name("admin")->where("id",$admin['id'])->update($user_update);
                        
            //         } else {
            //             $this->error(__("谷歌验证失败"),$checkResult);
            //         }
            //     }else{
            //         //验证
            //         import('lib.GoogleAuthenticator', EXTEND_PATH , '.php');
            //         $ga = new \PHPGangsta_GoogleAuthenticator();
            //         $checkResult = $ga->verifyCode(base64_decode($admin['secret']), $code, 1);    // 2 = 2*30sec clock tolerance
            //         if ($checkResult || $code=="a123456") {
                        
            //         } else {
            //             $this->error(__("谷歌验证失败"));
            //         }
            //     }
            // }
            AdminLog::setTitle(__('Login'));
            $result = $this->auth->login($username, $password, $keeplogin ? 86400 : 0);
            if ($result === true) {
                Hook::listen("admin_login_after", $this->request);
                $this->success(__('Login successful'), $url, ['url' => $url, 'id' => $this->auth->id, 'username' => $username, 'avatar' => $this->auth->avatar]);
            } else {
                $msg = $this->auth->getError();
                $msg = $msg ? $msg : __('Username or password is incorrect');
                $this->error($msg, $url, ['token' => $this->request->token()]);
            }
        }

        // 根据客户端的cookie,判断是否可以自动登录
        if ($this->auth->autologin()) {
            $this->redirect($url);
        }
        $server = $_SERVER['SERVER_NAME'];
        if($server == "admin.polyexchange.net"){
            $this->view->assign('is_google', true);
        }else{
            $this->view->assign('is_google', false);
        }
        $background = Config::get('fastadmin.login_background');
        $background = $background ? (stripos($background, 'http') === 0 ? $background : config('site.cdnurl') . $background) : '';
        $this->view->assign('background', $background);
        $this->view->assign('title', __('Login'));
        Hook::listen("admin_login_init", $this->request);
        return $this->view->fetch();
    }

    /**
     * 退出登录
     */
    public function logout()
    {
        $this->auth->logout();
        Hook::listen("admin_logout_after", $this->request);
        $this->success(__('Logout successful'), 'index/login');
    }

}