<?php

/**
 * sdk接口公共控制器类
 *
 */

namespace app\api\controller;

use app\common\controller\Base;
use app\common\model\App;
use think\Config;
use think\Cache;
use think\Db;
use app\common\model\PolychannelGame;
use think\Env;
use think\Request;

class Api extends Base
{

    protected $noNeedLogin = [];        // 不验证登录的接口， 例如:['index', 'login']
    protected $appInfo = '';            //游戏的app信息
    protected $input = [];              //客户端提交的参数

    protected $isApiDebug = false;        //接 口测试请求时
    protected $code_num = 0;              // 开启报错自定义code码

    protected $request_frequency_handle = ['v2.user/personalIdentity']; // 请求频率管控的路由

    protected $authKey = 'auth_key';      // token和密码 加密的key
    protected $aesKey = 'aes_key';      // 加密解密(安卓/IOS/H5)
    protected $device = 0;              // 设备来源：1=PC, 2=安卓, 3=苹果, 4=H5
    protected $version = '';            // 当前请求版本

    /**
     * 定义当前设备来源，并判断相关签名方式
     */
    protected function initDevice(){
        // 获取 header 设备号（主要针对 H5）
        $device = Request::instance()->header('device', 0, 'intval');
        if ($device > 0) {
            $this->device = $device;
            // if($device == 4){
            //     $this->aesKey = 'aes_key_h5';
            // }
        }
    }
    /**
     * 初始化操作
     */
    public function _initialize()
    {
        self::initDevice();

        //密文
        $data = file_get_contents('php://input');
        log_message('Api@_initialize.sign_input:' . $data, 'log', LOG_PATH . 'apilog/');

        $decryptStr = $this->opensslDecrypt($data, Env::get($this->aesKey)); // 解密后的明文

        $api_debug = Request::instance()->header('qmapidebug', false, 'boolval'); // 是否开启API调试模式
        // 解密后的明文为空时
        if (!$decryptStr || $api_debug == true) {
            // 设置不加密
            if ($api_debug == true) {
                $this->isApiDebug = true;
            }

            $this->input = input();
            if(count($this->input) <= 0){
                $this->jsonResult('', -111, 'API数据解密失败，请确认加密数据！');
            }
        } else {
            $params = json_decode($decryptStr, true);
            if (JSON_ERROR_NONE == json_last_error()) {
                $this->input = $params;
            } else {
                $this->jsonResult('', -112, 'API解码失败，请检查数据格式！');
            }
        }

        // 获取 body 的设备号（主要针对 安卓/IOS客户端）
        $device = $this->input('device', 0, 'intval');
        if ($device > 0 && $this->device == 0) {
            $this->device = $device;
        }

        // trace('input:' . json_encode($this->input), 'Api@_initialize.input');
        log_message("Api@_initialize.input: {$device} -- " . json_encode($this->input), 'log', LOG_PATH . 'apilog/');

        /********************* 接口签名验证    start  *********************/
        $appid = $this->input('appid');                  //游戏的appid
        if (empty($appid)) {
            $this->jsonResult('', -121, '密钥ID不能为空');
        } else {
            $appModel = new App;
            $this->appInfo = $appModel->field('id,appkey,client_appkey,gameid')->where(['id' => $appid])->find();
            if (empty($this->appInfo)) {
                $this->jsonResult('', -122, '当前应用不存在！');

            } elseif (empty($this->appInfo['appkey'])) {
                $this->jsonResult('', -123, '当前应用配置有误！');
            }
 
            //签名验证
            if (!$this->md5Verify($this->input, $this->input('sign')) && Config::get('api_debug') == false && $api_debug == false) {
                $this->jsonResult('', -124, '签名不能通过，被拒绝访问');
            }
        }
        /********************* 接口签名验证    end  *********************/
        // 母包渠道ID
        if (empty($this->input['channel_id'])) {
            $this->input['channel_id'] = Config::get('initial_channel_id');
        }

        $this->version = str_ireplace('v', '', $this->input('version'));

        // 校验登录
        $this->checkLogin();
    }

    /**
     * md5方式接口数据验签
     *
     * @param $data array 待签名数据
     * @param $sign string 签名结果
     *
     * @return boolean 验签结果
     */
    private function md5Verify($data, $sign)
    {
        $data = $this->paraFilter($data);

        ksort($data);   // 按key升序排列
        reset($data);
        
        //拼接待签名字符串
        $arg = "";
        foreach ($data as $key => $val) {
            $arg .= $key . "=" . $val;
        }

        //如果存在转义字符，那么去掉转义
        if (get_magic_quotes_gpc()) {
            $arg = stripslashes($arg);
        }

        //添加客户端appkey参数值
        $arg .= $this->appInfo['client_appkey'];

        //全部转化成小写
        $arg = mb_strtolower($arg, 'UTF-8');
        $arg = $this->romanToUppercase($arg);
        $mysgin = md5($arg);

        if (strcasecmp($mysgin, $sign) == 0){
            // trace('数据验签 - 客户端sign:' . $sign . ' - 服务端sign:' . $mysgin . ' - ' . $arg, 'Api@md5Verify.error');
            return true;
        } else {
            trace('数据验签失败 - 客户端sign:' . $sign . ' - 服务端sign:' . $mysgin . ' - ' . $arg, 'Api@md5Verify.error');
            return false;
        }
    }

    private function romanToUppercase($roman)
    {
        $uppercase = array(
            'Ⅰ', 'Ⅱ', 'Ⅲ', 'Ⅳ', 'Ⅴ', 'Ⅵ', 'Ⅶ', 'Ⅷ', 'Ⅸ', 'Ⅹ', 'Ⅺ', 'Ⅻ'
        );

        $lowercase = array(
            'ⅰ', 'ⅱ', 'ⅲ', 'ⅳ', 'ⅴ', 'ⅵ', 'ⅶ', 'ⅷ', 'ⅸ', 'ⅹ', 'ⅺ', 'ⅻ'
        );

        return str_replace($uppercase, $lowercase, $roman);
    }

    /**
     * 过滤不参与签名的参数
     *
     * @param $para array 待签名数据
     *
     * @return array
     */
    private function paraFilter($para)
    {

        $para_filter = array();
        //        while (list ($key, $val) = each ($para)) {
        foreach ($para as $key => $val) {
            if ($key == "sign") continue;
            else $para_filter[$key] = $para[$key];
        }
        return $para_filter;
    }

    /**
     * 使用openssl库进行加密
     * @param string $data 加密数据
     * @param string $key 加密用的key
     * @param string $method 加密方法
     * @return string 加密后的密文
     */
    private function opensslEncrypt($data, $key, $method = 'AES-128-ECB')
    {
        $str = openssl_encrypt($data, $method, $key);
        return $str;
    }

    /**
     * 使用openssl库进行解密
     * @param string $data 解密密文
     * @param string $key 解密用的key
     * @param string $method 解密方法
     *
     * @return string 解密后的明文
     */
    protected function opensslDecrypt($data, $key, $method = 'AES-128-ECB')
    {
        try {
            $str = openssl_decrypt($data, $method, $key);
        } catch (\Exception $e) {
            $this->jsonResult('', 0, '接口参数解密失败' . $e->getMessage() . ',请检查参数格式!');
        }

        return $str;
    }


    /**
     * 获取参数
     * @param string $key 数组index
     * @param string $default 默认值
     * @return mixed|null
     */
    protected function input($key, $default = null)
    {
        return isset($this->input[$key]) ? $this->input[$key] : ($default !== null ? $default : null);
    }

    /**
     * 校验登录
     */
    protected function checkLogin()
    {
        $controller = request()->controller();
        $action = request()->action();

        if (strpos($controller, '.') !== false) {
            list($version, $controller) = explode('.', $controller);
        }

        // 需要检验登录的操作
        if (!in_array($controller, ['register', 'sendSms', 'CheckUpdate', 'complexLogin', 'startup', 'forget', 'privacy', 'config', 'Third']) && !in_array($action, $this->noNeedLogin)) {

            $imeil = $this->input('imeil');
            if (empty($imeil)) {
                $this->jsonResult('', -131, '设备IMEI不能为空! ');
            }

            $token = $this->input('token', Request::instance()->header('token'));
            if (empty($token)) {
                $this->jsonResult('', -132, '未登录! ');
            }

            $redisImeil = Cache::store('redis')->get($token);
            if (!$redisImeil) {
                $this->jsonResult('', -133, '登陆失效,请重新登录！', 'json');
            } elseif ($redisImeil != $imeil) {
                $this->jsonResult('', -134, '您的账号已在其他设备上登录!');
            }
            try {
                $tokenStr = auth_code($token, "DECODE", Env::get($this->authKey));
                if(!$tokenStr){
                    $this->jsonResult('', -135, '登陆异常,请重新登录！', 'json');
                }

                $tokenArr = array_pad(explode('|', $tokenStr), 7, '');
                // version > 3.6.8 之后才会有 v3 标识，用于自动登录时候判断老版本的jwt_token的
                list($userid, $username, $gameid, $sub_username, $token_random, $type, $token_version) = $tokenArr; // 103487|13121711111|244|103487|1tRh9iUu|sdk|v3
                // if($this->input('device') == 4){
                //     // $userInfo = model('common/Member')->where(['userid' => $userid, 'gameid' => $gameid])->find();
                // }
            }catch (\Exception $e){
                $this->jsonResult('', -136, '登陆异常,请重新登录！!', 'json');
            }
            $redisTokenRandom = Cache::store('redis')->get('token|' . $type . '|' . $userid . '|' . $gameid);

            //redis中玩家登录安全控制的随机码不存在时
            if (!$redisTokenRandom) {
                Cache::store('redis')->rm($token);
                $this->jsonResult('', -137, '登陆异常,请重新登录！', 'json');
            } //两个token随机码不同时
            elseif ($redisTokenRandom != $token_random) {
                Cache::store('redis')->rm($token);
                $this->jsonResult('', -138, '登陆失败,请重新登录！', 'json');
            }

            $this->input['userid'] = $userid;
            $this->input['gameid'] = $gameid;
            $this->input['username'] = $username;
            $this->input['token'] = $token;
            $this->input['sub_username'] = $sub_username;
            $this->input['member_channel_id'] = getChannelId($userid, $gameid); // 当前玩家绑定的渠道
            $this->input['token_version'] = $token_version;

            $path = request()->path();
            if(in_array($path, $this->request_frequency_handle)){
                if(requestFrequencyHandle($username, $path) == false){
                    $this->jsonResult('', -138, '操作过于频繁！', 'json');
                }
            }
        }
    }

    /**
     * 重新给客户端提交的参数赋值
     *
     * @param $key :键
     * @param $value :值
     */
    public function setInput($key, $value)
    {
        $this->input[$key] = $value;
    }

    /**
     * 保存设备信息
     *
     * @param $game_id : int 游戏ID
     * @param $imei : string 游戏imei码
     * @param $platform : int    0：安卓  1：IOS
     *
     * @return boolean
     */
    protected function saveDevices($game_id, $imei, $platform)
    {
        $os_version = trim($this->input('os_version'));     //操作系统版本

        if (empty($os_version) || $platform == null || empty($this->input('phone_brand')) || empty($this->input('phone_model'))) {

            return false;
        }

        //设备信息记录不存在时
        if (!Db::table('nw_devices')->where(['game_id' => $game_id, 'imei' => $imei, 'os_version' => $os_version])->find()) {
            $devicesData['game_id'] = $game_id;
            $devicesData['platform'] = !empty($platform) ? 1 : 0;
            $devicesData['imei'] = $imei;
            $devicesData['phone_brand'] = $this->input('phone_brand');
            $devicesData['phone_model'] = $this->input('phone_model');
            $devicesData['os_version'] = $os_version;
            $devicesData['update_time'] = NOW_TIMESTAMP;
            $devicesData['create_time'] = NOW_TIMESTAMP;

            Db::table('nw_devices')->insert($devicesData);

            return true;
        }

        return false;
    }

    /**
     * 保存玩家游戏区服信息
     *
     * @param $game_id : int 游戏ID
     * @param $imei : string 游戏imei码
     * @param $platform : int    0：安卓  1：IOS
     *
     * @return boolean
     */
    protected function saveGameServer($userid, $gameid, $imeil = '', $source = 'role')
    {
        $serverid = $this->input('serverid', '', 'trim');
        $servername = $this->input('servername', '', 'trim');
        $roleid = $this->input('roleid', '', 'trim');
        $rolename = $this->input('rolename', '', 'trim');
        $viplevel = $this->input('viplevel', '', 'trim');
        $rolelevel = $this->input('rolelevel', '', 'trim');

        //游戏ID不能为空
        if (empty($gameid)) {
            return false;
        } elseif (empty($userid) || empty($servername) || empty($serverid) || empty($roleid) || empty($rolename) || empty($imeil)) {
            return false;
        }

        $memberGameInfo = model('MemberChannelGame')->where(['member_id' => $userid, 'game_id' => $gameid])->find();
        if (empty($memberGameInfo)) {
            return false;
        }

        // 修复部分仙剑的区服ID位数不对问题
        if($handleServcerId = repairRoleServerid($gameid, $serverid)){
            $serverid = $handleServcerId;
        }

        $memberGameServerInfo = model('MemberGameServer')->where(['member_id' => $userid, 'game_id' => $gameid, 'roleid' => $roleid])->find();
        if ($memberGameServerInfo) {
            $updRoleData = array();
            $updRoleData['serverid'] = $serverid;
            $updRoleData['servername'] = $servername;
            $updRoleData['roleid'] = $roleid;
            $updRoleData['rolename'] = $rolename;
            if ($rolelevel && $rolelevel <> '0') {
                $updRoleData['rolelevel'] = $rolelevel;
            }
            if ($viplevel && $viplevel <> '0') {
                $updRoleData['viplevel'] = $viplevel;
            }
            $updRoleData['last_ip'] = request()->ip();
            $updRoleData['last_imeil'] = $imeil;
            $updRoleData['update_time'] = NOW_TIMESTAMP;
            $updResult = model('MemberGameServer')->where(['member_id' => $userid, 'game_id' => $gameid, 'roleid' => $roleid])->update($updRoleData);
        } else {
            $cahce_key = md5($userid . $gameid . $serverid . $roleid);

            if(!Cache::get(':Role_add:MemberGameServer:'.$cahce_key)){
                Cache::set(':Role_add:MemberGameServer:'.$cahce_key,'1',3600);
                if ($memberGameInfo) {
                    $addRoleData = array();
                    $addRoleData['member_id'] = $memberGameInfo['member_id'];
                    $addRoleData['channel_id'] = $memberGameInfo['channel_id'];
                    $addRoleData['game_id'] = $memberGameInfo['game_id'];
                    $addRoleData['serverid'] = $serverid;
                    $addRoleData['ip'] = request()->ip();
                    $addRoleData['imeil'] = $imeil;
                    $addRoleData['create_time'] = NOW_TIMESTAMP;
                    $addRoleData['servername'] = $servername;
                    $addRoleData['roleid'] = $roleid;
                    $addRoleData['rolename'] = $rolename;
                    $addRoleData['rolelevel'] = $rolelevel;
                    $addRoleData['viplevel'] = $viplevel;
                    $addRoleData['last_ip'] = request()->ip();
                    $addRoleData['last_imeil'] = $imeil;
                    $addRoleData['update_time'] = NOW_TIMESTAMP;
                    $insertId = model('MemberGameServer')->insert($addRoleData);
                }
            }
        }
        $gameServerInfo = model('GameServer')->where(['game_id' => $gameid, 'serverid' => $serverid])->find();
        if ($gameServerInfo) {
            $updServerData = array();
            $updServerData['servername'] = $servername;
            $updServerData['update_time'] = NOW_TIMESTAMP;
            $updServerResult = model('GameServer')->where(['game_id' => $gameid, 'serverid' => $serverid])->update($updServerData);
        } else {
            $cahce_key = md5($gameid.$serverid);
            if(!Cache::get(':Role_add:GameServer:'.$cahce_key)) {
                Cache::set(':Role_add:MemberGameServer:' . $cahce_key, '1', 3600);
                $addServerData = array();
                $addServerData['game_id'] = $gameid;
                $addServerData['serverid'] = $serverid;
                $addServerData['create_time'] = NOW_TIMESTAMP;
                $addServerData['servername'] = $servername;
                $addServerData['update_time'] = NOW_TIMESTAMP;
                $insertServerId = model('GameServer')->insert($addServerData);
            }
        }

        $clientIp = request()->ip();
        if ($gameid && $serverid && $clientIp) {
            $addServerIpData = array();
            $addServerIpData['channel_id'] = $memberGameInfo['channel_id'];
            $addServerIpData['member_id'] = $memberGameInfo['member_id'];
            $addServerIpData['game_id'] = $gameid;
            $addServerIpData['serverid'] = $serverid;
            $addServerIpData['create_src'] = $source;
            $addServerIpData['create_time'] = NOW_TIMESTAMP;
            $addServerIpData['servername'] = $servername;
            $addServerIpData['ip'] = $clientIp;
            $insertServerIpId = model('GameServerIp')->insert($addServerIpData);
        }

        if ($gameid && $serverid && $imeil) {
            $addServerImeilData = array();
            $addServerImeilData['channel_id'] = $memberGameInfo['channel_id'];
            $addServerImeilData['member_id'] = $memberGameInfo['member_id'];
            $addServerImeilData['game_id'] = $gameid;
            $addServerImeilData['serverid'] = $serverid;
            $addServerImeilData['create_src'] = $source;
            $addServerImeilData['create_time'] = NOW_TIMESTAMP;
            $addServerImeilData['servername'] = $servername;
            $addServerImeilData['imeil'] = $imeil;
            try {
                $insertServerImeilId = model('GameServerImeil')->insert($addServerImeilData);
            }catch (\Exception $e){

            }
        }

        return true;
    }

    /**
     * 获取游戏配置参数（有些游戏有多个参数时需要特殊处理）
     * @param        $game_id           游戏id
     * @param        $channel_mark      渠道标识
     * @param string $data 返回的数据
     * @param string $code 返回的code
     * @param string $msg 返回的msg
     * @return mixed
     */
    public function getGameParam($game_id, $channel_mark, $data = '', $code = '0', $msg = '该游戏的验签参数还未设置')
    {
        $polyChannelGameModel = new PolychannelGame;
        $param = $polyChannelGameModel->alias('a')
            ->join('nw_channel b', 'b.id = a.channel_id')
            ->where(['a.game_id' => $game_id, 'b.mark' => $channel_mark])
            ->value('a.param');

        if (empty($param)) {
            log_message('后台渠道游戏中，用于该游戏的验签参数还未设置,game_id=' . $game_id . ',渠道标识=' . $channel_mark, 'error', LOG_PATH . '../complexPaylog/');

            $this->jsonResult($data, $code, $msg);
        }

        $param = unserialize($param);
        return $param;
    }

    /**登录验证返回的数据
     * @param        $code 1 登录验证成功  0验证失败
     * @param string $msg 登录验证提示语
     * @param array $data 需要重写的参数  key=》val   key必须和complexLogin 里的key一致
     * @param string $exparam 扩展参数
     * @return array
     */
    public function reParam($code, $msg = '', $data = [], $exparam = '')
    {
        return ['code' => $code, 'msg' => $msg, 'extparam' => $exparam, 'data' => $data];
    }


    /**
     * 返回封装后的 API json数据到客户端
     * @access protected
     * @param mixed $data 要返回的数据
     * @param int $code 返回的 code
     * @param mixed $msg 提示信息
     * @param $isExit boolean 是否强制退出,默认true
     * @return void
     *
     */
    public function jsonResult($data, $code = 0, $msg = '', $isExit = true)
    {
        $err_code = $code;
        // if($this->device != 4){
        //     if ($code >= 200) {
        //         $code = 1;
        //     } else {
        //         $code = 0;
        //     }
        // }
        if ($code > 0) {
            $code = 1;
        } else {
            $code = 0;
        }

        $result = [
            'code' => $code,
            'msg' => $msg,
            'time' => request()->server('REQUEST_TIME'),
            'data' => $data,
            'err_code' => $err_code,
        ];

        log_message('Api@jsonResult.result:'. ' code:'. $code." - result:". json_encode($result), 'log', LOG_PATH . 'apilog/');

        // debug模式下返回明文
        if ($this->isApiDebug) {
            // echo json_encode($result);
            if($err_code < 0){
                $msg .= '(err:'.$err_code.')';
            }
            $this->result($data,$code,$msg,'json');     //api debug模式下fastcgi_finish_request无法使用
        } //正式环境返回密文
        else {

            log_message('Api@jsonResultUnescape.result:'. $this->opensslEncrypt(json_encode($result, JSON_UNESCAPED_SLASHES), Env::get($this->aesKey)), 'log', LOG_PATH . 'apilog/');
            echo $this->opensslEncrypt(json_encode($result), Env::get($this->aesKey));
        }

        //为了使用fastcgi_finish_request等函数时，后续的执行能够继续生效
        if ($isExit) exit;
    }

    public function jsonResultUnescape($data, $code = 0, $msg = '', $isExit = true)
    {
        // if($this->device != 4){
        //     if ($code > 200) {
        //         $code = 1;
        //     } else {
        //         $code = 0;
        //     }
        // }
        if ($code > 0) {
            $code = 1;
        } else {
            $code = 0;
        }

        $result = [
            'code' => $code,
            'msg' => $msg,
            'time' => request()->server('REQUEST_TIME'),
            'data' => $data,
        ];

        log_message('Api@jsonResultUnescape.result:'. ' code:'. $code ." - result:". json_encode($result), 'log', LOG_PATH . 'apilog/');

        //debug模式下返回明文
        if ($this->isApiDebug) {
            echo json_encode($result, JSON_UNESCAPED_SLASHES);
            //$this->result($data,$code,$msg,'json');     //api debug模式下fastcgi_finish_request无法使用
        } //正式环境返回密文
        else {
            // log_message('Api@jsonResultUnescape.result:'. $this->opensslEncrypt(json_encode($result, JSON_UNESCAPED_SLASHES), Env::get($this->aesKey)), 'log', LOG_PATH . 'apilog/');
            echo $this->opensslEncrypt(json_encode($result, JSON_UNESCAPED_SLASHES), Env::get($this->aesKey));
        }

        //为了使用fastcgi_finish_request等函数时，后续的执行能够继续生效
        if ($isExit) exit;
    }

    /**
     * 返回封装后的 API json数据到客户端
     * @access protected
     * @param mixed  $data   要返回的数据
     * @param int    $code   返回的 code
     * @param mixed  $msg    提示信息
     * @param $isExit boolean 是否强制退出,默认true
     * @return void
     *
     */
    public function jsonResultTrue($data, $code = 0, $msg = '',$isExit=true)
    {
        // if($this->device != 4){
        //     if ($code > 0) {
        //         $code = 1;
        //     } else {
        //         $code = 0;
        //     }
        // }

        if ($code > 0) {
            $code = 1;
        } else {
            $code = 0;
        }

        $result = [
            'code' => $code,
            'msg'  => $msg,
            'time' => request()->server('REQUEST_TIME'),
            'data' => $data,
        ];

        //debug模式下返回明文
        echo json_encode($result);

        //为了使用fastcgi_finish_request等函数时，后续的执行能够继续生效
        if ($isExit) exit;
    }

    // 空方法
    public function _empty()
    {
        return "url error!";
    }

}