<?php

namespace app\api\controller;

use app\common\controller\Api;
use app\common\library\Ems;
use app\common\library\Sms;
use fast\Random;
use think\Config;
use think\Validate;

use think\Db;
use miniprogram\wxBizDataCrypt;

/**
 * 会员接口
 */
class User extends Api
{
    protected $noNeedLogin = ['login', 'mobilelogin', 'register', 'resetpwd', 'changeemail', 'changemobile', 'third', 'getUserOpenid','wxMiniProgramLogin'];
    protected $noNeedRight = '*';

    public function _initialize()
    {
        parent::_initialize();

        if (!Config::get('fastadmin.usercenter')) {
            $this->error(__('User center already closed'));
        }

    }

    /**
     * 会员中心
     */
    public function index()
    {
        $this->success('', ['welcome' => $this->auth->nickname]);
    }

    /**
     * 会员登录
     *
     * @ApiMethod (POST)
     * @param string $account  账号
     * @param string $password 密码
     */
    public function login()
    {
        $account = $this->request->post('account');
        $password = $this->request->post('password');
        if (!$account || !$password) {
            $this->error(__('Invalid parameters'));
        }
        $ret = $this->auth->login($account, $password);
        if ($ret) {
            $data = ['userinfo' => $this->auth->getUserinfo()];
            $this->success(__('Logged in successful'), $data);
        } else {
            $this->error($this->auth->getError());
        }
    }

    /**
     * 手机验证码登录
     *
     * @ApiMethod (POST)
     * @param string $mobile  手机号
     * @param string $captcha 验证码
     */
    public function mobilelogin()
    {
        $mobile = $this->request->post('mobile');
        $captcha = $this->request->post('captcha');
        if (!$mobile || !$captcha) {
            $this->error(__('Invalid parameters'));
        }
        if (!Validate::regex($mobile, "^1\d{10}$")) {
            $this->error(__('Mobile is incorrect'));
        }
        if (!Sms::check($mobile, $captcha, 'mobilelogin')) {
            $this->error(__('Captcha is incorrect'));
        }
        $user = \app\common\model\User::getByMobile($mobile);
        if ($user) {
            if ($user->status != 'normal') {
                $this->error(__('Account is locked'));
            }
            //如果已经有账号则直接登录
            $ret = $this->auth->direct($user->id);
        } else {
            $ret = $this->auth->register($mobile, Random::alnum(), '', $mobile, []);
        }
        if ($ret) {
            Sms::flush($mobile, 'mobilelogin');
            $data = ['userinfo' => $this->auth->getUserinfo()];
            $this->success(__('Logged in successful'), $data);
        } else {
            $this->error($this->auth->getError());
        }
    }

    /**
     * 注册会员
     *
     * @ApiMethod (POST)
     * @param string $username 用户名
     * @param string $password 密码
     * @param string $email    邮箱
     * @param string $mobile   手机号
     * @param string $code     验证码
     */
    public function register()
    {
        $username = $this->request->post('username');
        $password = $this->request->post('password');
        $email = $this->request->post('email');
        $mobile = $this->request->post('mobile');
        $code = $this->request->post('code');
        if (!$username || !$password) {
            $this->error(__('Invalid parameters'));
        }
        if ($email && !Validate::is($email, "email")) {
            $this->error(__('Email is incorrect'));
        }
        if ($mobile && !Validate::regex($mobile, "^1\d{10}$")) {
            $this->error(__('Mobile is incorrect'));
        }
        $ret = Sms::check($mobile, $code, 'register');
        if (!$ret) {
            $this->error(__('Captcha is incorrect'));
        }
        $ret = $this->auth->register($username, $password, $email, $mobile, []);
        if ($ret) {
            $data = ['userinfo' => $this->auth->getUserinfo()];
            $this->success(__('Sign up successful'), $data);
        } else {
            $this->error($this->auth->getError());
        }
    }

    /**
     * 退出登录
     * @ApiMethod (POST)
     */
    public function logout()
    {
        if (!$this->request->isPost()) {
            $this->error(__('Invalid parameters'));
        }
        $this->auth->logout();
        $this->success(__('Logout successful'));
    }

    /**
     * 修改会员个人信息
     *
     * @ApiMethod (POST)
     * @param string $avatar   头像地址
     * @param string $username 用户名
     * @param string $nickname 昵称
     * @param string $bio      个人简介
     */
    public function profile()
    {
        $user = $this->auth->getUser();
        $username = $this->request->post('username');
        $nickname = $this->request->post('nickname');
        $bio = $this->request->post('bio');
        $avatar = $this->request->post('avatar', '', 'trim,strip_tags,htmlspecialchars');
        if ($username) {
            $exists = \app\common\model\User::where('username', $username)->where('id', '<>', $this->auth->id)->find();
            if ($exists) {
                $this->error(__('Username already exists'));
            }
            $user->username = $username;
        }
        if ($nickname) {
            $exists = \app\common\model\User::where('nickname', $nickname)->where('id', '<>', $this->auth->id)->find();
            if ($exists) {
                $this->error(__('Nickname already exists'));
            }
            $user->nickname = $nickname;
        }
        $user->bio = $bio;
        $user->avatar = $avatar;
        $user->save();
        $this->success();
    }

    /**
     * 修改邮箱
     *
     * @ApiMethod (POST)
     * @param string $email   邮箱
     * @param string $captcha 验证码
     */
    public function changeemail()
    {
        $user = $this->auth->getUser();
        $email = $this->request->post('email');
        $captcha = $this->request->post('captcha');
        if (!$email || !$captcha) {
            $this->error(__('Invalid parameters'));
        }
        if (!Validate::is($email, "email")) {
            $this->error(__('Email is incorrect'));
        }
        if (\app\common\model\User::where('email', $email)->where('id', '<>', $user->id)->find()) {
            $this->error(__('Email already exists'));
        }
        $result = Ems::check($email, $captcha, 'changeemail');
        if (!$result) {
            $this->error(__('Captcha is incorrect'));
        }
        $verification = $user->verification;
        $verification->email = 1;
        $user->verification = $verification;
        $user->email = $email;
        $user->save();

        Ems::flush($email, 'changeemail');
        $this->success();
    }

    /**
     * 修改手机号
     *
     * @ApiMethod (POST)
     * @param string $mobile  手机号
     * @param string $captcha 验证码
     */
    public function changemobile()
    {
        $user = $this->auth->getUser();
        $mobile = $this->request->post('mobile');
        $captcha = $this->request->post('captcha');
        if (!$mobile || !$captcha) {
            $this->error(__('Invalid parameters'));
        }
        if (!Validate::regex($mobile, "^1\d{10}$")) {
            $this->error(__('Mobile is incorrect'));
        }
        if (\app\common\model\User::where('mobile', $mobile)->where('id', '<>', $user->id)->find()) {
            $this->error(__('Mobile already exists'));
        }
        $result = Sms::check($mobile, $captcha, 'changemobile');
        if (!$result) {
            $this->error(__('Captcha is incorrect'));
        }
        $verification = $user->verification;
        $verification->mobile = 1;
        $user->verification = $verification;
        $user->mobile = $mobile;
        $user->save();

        Sms::flush($mobile, 'changemobile');
        $this->success();
    }

    /**
     * 第三方登录
     *
     * @ApiMethod (POST)
     * @param string $platform 平台名称
     * @param string $code     Code码
     */
    public function third()
    {
        $url = url('user/index');
        $platform = $this->request->post("platform");
        $code = $this->request->post("code");
        $config = get_addon_config('third');
        if (!$config || !isset($config[$platform])) {
            $this->error(__('Invalid parameters'));
        }
        $app = new \addons\third\library\Application($config);
        //通过code换access_token和绑定会员
        $result = $app->{$platform}->getUserInfo(['code' => $code]);
        if ($result) {
            $loginret = \addons\third\library\Service::connect($platform, $result);
            if ($loginret) {
                $data = [
                    'userinfo'  => $this->auth->getUserinfo(),
                    'thirdinfo' => $result
                ];
                $this->success(__('Logged in successful'), $data);
            }
        }
        $this->error(__('Operation failed'), $url);
    }

    /**
     * 重置密码
     *
     * @ApiMethod (POST)
     * @param string $mobile      手机号
     * @param string $newpassword 新密码
     * @param string $captcha     验证码
     */
    public function resetpwd()
    {
        $type = $this->request->post("type");
        $mobile = $this->request->post("mobile");
        $email = $this->request->post("email");
        $newpassword = $this->request->post("newpassword");
        $captcha = $this->request->post("captcha");
        if (!$newpassword || !$captcha) {
            $this->error(__('Invalid parameters'));
        }
        //验证Token
        if (!Validate::make()->check(['newpassword' => $newpassword], ['newpassword' => 'require|regex:\S{6,30}'])) {
            $this->error(__('Password must be 6 to 30 characters'));
        }
        if ($type == 'mobile') {
            if (!Validate::regex($mobile, "^1\d{10}$")) {
                $this->error(__('Mobile is incorrect'));
            }
            $user = \app\common\model\User::getByMobile($mobile);
            if (!$user) {
                $this->error(__('User not found'));
            }
            $ret = Sms::check($mobile, $captcha, 'resetpwd');
            if (!$ret) {
                $this->error(__('Captcha is incorrect'));
            }
            Sms::flush($mobile, 'resetpwd');
        } else {
            if (!Validate::is($email, "email")) {
                $this->error(__('Email is incorrect'));
            }
            $user = \app\common\model\User::getByEmail($email);
            if (!$user) {
                $this->error(__('User not found'));
            }
            $ret = Ems::check($email, $captcha, 'resetpwd');
            if (!$ret) {
                $this->error(__('Captcha is incorrect'));
            }
            Ems::flush($email, 'resetpwd');
        }
        //模拟一次登录
        $this->auth->direct($user->id);
        $ret = $this->auth->changepwd($newpassword, '', true);
        if ($ret) {
            $this->success(__('Reset password successful'));
        } else {
            $this->error($this->auth->getError());
        }
    }

    /**
     * 获取用户openid
     */
    public function getUserOpenid() {
        // code值
        $code = $this->request->param('code');
        if (!$code) {
            $this->error(__('Invalid parameters'));
        }

        $config = config('wxMiniProgram');
        $getopenid = 'https://api.weixin.qq.com/sns/jscode2session?appid='.$config['appid'].'&secret='.$config['secret'].'&js_code='.$code.'&grant_type=authorization_code';
        $openidInfo = $this->getJson($getopenid);
        if(!isset($openidInfo['openid'])) {
            $this->error('用户openid获取失败',$openidInfo);
        }
        //  获取的结果存入数据库
        $find = Db::name('user_sessionkey')->where(['openid'=>$openidInfo['openid']])->find();
        if($find) {
            $update = [];
            $update['sessionkey'] = $openidInfo['session_key'];
            $update['createtime'] = time();
            $res = Db::name('user_sessionkey')->where(['openid'=>$openidInfo['openid']])->update($update);
        } else {
            $insert = [];
            $insert['sessionkey'] = $openidInfo['session_key'];
            $insert['openid'] = $openidInfo['openid'];
            $insert['unionid'] = isset($openidInfo['unionid']) ? $openidInfo['unionid'] : '';
            $insert['createtime'] = time();
            $res = Db::name('user_sessionkey')->insertGetId($insert);
        }

        if($res !== false) {
            $this->success('获取成功',$openidInfo);
        } else {
            $this->error('获取失败');
        }

    }

    /**
     * 微信小程序登录
     */
    public function wxMiniProgramLogin() {
        $openid        = $this->request->request('openid');// openid值
        $encryptedData = $this->request->request('encryptedData');// 加密数据
        $iv            = $this->request->request('iv');// 加密算法
        $signature     = $this->request->request('signature');// 签名验证
        $rawData       = $this->request->request('rawData');// 签名验证
        $logintype     = 2;// 登录方式:1=手机号,2=微信授权openid

        if (!$openid || !$encryptedData || !$iv) {
            $this->error(__('Invalid parameters'));
        }

        // 获取openid和sessionkey
        $config = config('wxMiniProgram');
        $openidInfo = Db::name('user_sessionkey')->where(['openid'=>$openid])->find();
        $openid = $openidInfo['openid'];
        $session_key = $openidInfo['sessionkey'];

//        // 数据签名校验
//        $signature2 = sha1($rawData . $session_key);
//        if ($signature != $signature2) {
//            $this->error(__('数据签名验证失败'));
//        }

        // 根据加密数据和加密算法获取用户信息
        $pc = new WXBizDataCrypt($config['appid'], $session_key);
        $data = '';
        $errCode = $pc->decryptData(urldecode($encryptedData), $iv, $data);
        if ($errCode != 0) {
            $this->error('解密失败',['code'=>$errCode]);
        }

        $data = json_decode($data,true);
        // 用户登录逻辑 === 开始
        if($logintype == 1) { // 手机号登录
            /*$userInfo = Db::name('user')->where(["mobile"=>$data["purePhoneNumber"]])->find();
            // 用户信息不存在时使用
            $extend = ["mobile"=>$data["purePhoneNumber"]];*/
        } else { // 微信授权openid登录
            $userInfo = Db::name('user')->where(['mini_openid'=>$openid])->find();
            // 用户信息不存在时使用
            $extend = [
                'mini_openid'    => $openid,
                'nickname'  => $data['nickName'],
                'avatar'    => $data['avatarUrl'],
                //'gender'    => $data['gender']==1 ? 1 : 0,
                'mini_sessionkey'=> $session_key,
                'unionid'   => $openidInfo['unionid'],
                //'mobile' => $data['purePhoneNumber'],
            ];
        }
        // 判断用户是否已经存在
        if($userInfo) { // 登录
            Db::name('user')->where('id',$userInfo['id'])->update(['logintime'=>time()]);
            $res = $this->auth->direct($userInfo['id']);
        } else { // 注册
            // 先随机一个用户名,随后再变更为u+数字id
            $username = '';
            $password = '';

            /*Db::startTrans();
            try {*/
            // 默认注册一个会员
            $result = $this->auth->register($username, $password, '','', $extend);
            if (!$result) {
                $this->error("注册失败！");
            }

            /*     Db::commit();
             } catch (PDOException $e) {
                 Db::rollback();
                 $this->auth->logout();
                 return false;
             }*/

            // 写入登录Cookies和Token
            $res = $this->auth->direct($this->auth->id);
        }
        $userInfo = $this->userInfo('return');
        if($res) {
            $this->success("登录成功！",$userInfo);
        } else {
            $this->error("登录失败！");
        }

    }

    /**
     * json 请求
     * @param $url
     * @return mixed
     */
    private function getJson($url){
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $output = curl_exec($ch);
        curl_close($ch);
        return json_decode($output, true);
    }
}