<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2018/2/26/026
 * Time: 11:16
 */

namespace backend\server;

use yii\base\Model;
use Yii;
use common\models\User as Users;

class User extends Model
{
    public $loginErrorNum = 5;     //错误最大次数
    public $loginErrorTime = 900;  //密码输入错误缓存时间为900秒

    public function Login()
    {
        $model = $this->UserModel();
        $model->load(Yii::$app->request->post(), '');
        if (!$model->validate()) return $model->errors;
        $UserRow = $model->findUserName();
        if ($UserRow->status != 1) return '该账号已被禁用，请联系管理员恢复。';

        if ($UserRow == null) return '账号或密码错误！';
        if ($UserRow->password != md5(md5($model->password))) {
            $pwd = $this->PasswordErrorNum($UserRow);
            if ($pwd === false) return '密码错误次数超过限制！';
            return '你输入的密码有误，还可输入次数为：' . $pwd;
        }

        $tokenVal = $this->EditToken($UserRow);
        $UserRow->token = $tokenVal;
        $UserRow->login_time = $_SERVER['REQUEST_TIME'];
        $UserRow->login_num = $UserRow->login_num + 1;
        $UserRow->save();
        Yii::$app->session['user_info'] = ['user' => $UserRow->user,
            'token' => $tokenVal,
            'uid' => $UserRow->uid,
            'name' => $UserRow->name,
            'status' => $UserRow->status
        ];
        return true;
    }

    public function Signup()
    {
        $model = $this->UserModel();
        $model->scenario = 'Signup';
        $model->load(Yii::$app->request->post('data'), '');
        if (!$model->validate()) return $model->errors;

        $model->token = md5(uniqid());
        $model->password = md5(md5($model->password));
        if ($model->insert(false) == true) {
            return true;
        }
    }

    /*
     * 密码错误次数记录
     * */
    protected function PasswordErrorNum($obj)
    {
        $cache = Yii::$app->cache;
        $cacheName = Yii::$app->params['cacheKey']['user_pwd'] . $obj->user;
        $num = 1;
        $UserCache = $cache->get($cacheName);
        if ($UserCache === false) {
            $data = ['num' => $num, 'time' => $_SERVER['REQUEST_TIME']]; //初始化错误次数
            $cache->set($cacheName, $data, $this->loginErrorTime);
        } else {

            if ($UserCache['num'] == 5) return false;
            $UserCache['num'] = $UserCache['num'] + 1;
            $UserCache['time'] = $_SERVER['REQUEST_TIME'];
            $cache->set($cacheName, $UserCache, $this->loginErrorTime);
            $num = $UserCache['num'];
        }
        return $this->loginErrorNum - $num;
    }


    /*
     * 修改唯一登录标识
     * */
    protected function EditToken($obj)
    {
        $cache = Yii::$app->cache;
        $cacheName = Yii::$app->params['cacheKey']['user_token'] . $obj->user;
        $val = md5(uniqid());
        $token = $cache->set($cacheName, $val);
        return $val;
    }


    public function Userlist()
    {
        $model = $this->UserModel();
        $arr = [];
        $rows = $model->getList(Yii::$app->request->post());
        if ($rows == null) return false;
        $arr['count'] = $model->Total();
        foreach ($rows as &$val) {
            $val['create_at'] = date('Y-m-d H:i', $val['create_at']);
            $val['login_time'] = date('Y-m-d H:i', $val['login_time']);
//                $val['status'] = Yii::$app->params['state'][$val['status']];
        }
        $arr['data'] = $rows;
        return $arr;
    }

    public function UserRoleFilter()
    {
        $role = new \common\models\UserRole();
        $roleRows = $role->getList([]);

        $roleUser = new \common\models\UserUr();

        $uid = $roleUser->getList(Yii::$app->request->get('uid'));

        if ($uid != null) {
            $uid = array_column($uid, 'rid');

            foreach ($roleRows['data'] as &$val) {
                if (in_array($val['id'], $uid)) {
                    $val['checked'] = 'checked';
                }
            }
        }
        return $roleRows['data'];
    }

    //修改用户信息
    public function UserSaveForm()
    {
        $model = $this->UserModel();
        $row = $model->Authenticator(Yii::$app->request->post('data'));
        if (is_array($row)) return $row;
        $UserRow = $row->findById(Yii::$app->request->post('data')['uid']);
        if ($UserRow != null) {
            if ($UserRow->password != $row->password) {
                $row->password = md5(md5($row->password));
            }

            $UserModel = \backend\base\Help::SetAttr(Yii::$app->request->post('data'), $row, $UserRow);

            if ($UserModel->save(false) == true) return true;
        }
    }

    //修改密码
    public function PasswordSave()
    {

        $input = Yii::$app->request->post('data');
        $arr = [];
        $model = $this->UserModel();
        if (!preg_match(Yii::$app->params['match']['password'], $input['pwd'], $arr) || !preg_match(Yii::$app->params['match']['password'], $input['repassword'], $arr) || !preg_match(Yii::$app->params['match']['password'], $input['password'], $arr)) {
//                $model->addError('password','');
//                return $model->errors;
            return '密码格式不正确';
        }

        $userModel = $model->findById(Yii::$app->session['user_info']['uid']);

        if ($userModel != null) {
            if ($model->setPassword($input['password']) == $userModel->password) {
                return '旧密码不能和新密码一致';
            }


            if ($model->setPassword($input['pwd']) == $userModel->password) {
                $userModel->password = $model->setPassword($input['password']);
                if ($userModel->update(false) == true) {
                    unset(Yii::$app->session['user_info']);
                    return true;
                }
            } else {
                return '请输入正确的旧密码';
            }
        }
    }


    protected function UserModel()
    {
        return new Users();
    }

    public function Usersetstatus()
    {
        $input = Yii::$app->request->post();
        $model = $this->UserModel();
        $rows = $model->findById($input['id']);
        $rows->status = $input['status'];
        if ($rows->update()) return true;
        return false;
    }
}