<?php
/**
 * ApiBaseController.php UTF-8
 * api基类
 *
 * @date    : 2017/11/15 16:44
 *
 * @license 这不是一个自由软件，未经授权不许任何使用和传播。
 * @author  : wuyonghong <wyh@huosdk.com>
 * @version : HUOSDK 8.0
 */

namespace api\common\controller;

use think\Db;
use think\exception\HttpResponseException;
use think\exception\HuoException;
use think\exception\ValidateException;
use think\Lang;
use think\Loader;
use think\Request;
use think\Response;

class ApiBaseController {
    //token
    protected $token = '';
    //设备类型
    protected $device_type = '';
    //用户 id
    protected $mem_id = 0;
    // 语言
    protected $lang = 'en';
    //用户
    protected $user;
    /* 返回类型 */
    protected $response_type = 'json';
    //用户类型
    protected $user_type;
    protected $allowed_device_types = ['mobile', 'android', 'iphone', 'ipad', 'web', 'pc', 'mac', 'wxapp'];
    /**
     * @var \think\Request Request实例
     */
    protected $request;
    // 验证失败是否抛出异常
    protected $fail_exception = false;
    // 是否批量验证
    protected $batch_validate = false;
    /**
     * 前置操作方法列表
     *
     * @var array $before_action_list
     * @access protected
     */
    protected $before_action_list = [];

    /**
     * 架构函数
     *
     * @param Request $request Request对象
     *
     * @access public
     */
    public function __construct(Request $request = null) {
        if (is_null($request)) {
            $request = Request::instance();
        }
//        Request::instance()->root(cmf_get_root() . '/');
        Lang::setAllowLangList(['en', 'ar']);
        $this->request = $request;
//        $this->response_type = Config::get('default_return_type');
        $this->_initLang();
        // 用户验证初始化
        $this->_initUser();
        // 控制器初始化
        $this->_initialize();
        // 前置操作方法
        if ($this->before_action_list) {
            foreach ($this->before_action_list as $method => $options) {
                if (is_numeric($method)) {
                    $this->beforeAction($options);
                } else {
                    $this->beforeAction($method, $options);
                }
            }
        }
    }

    // 初始化
    protected function _initialize() {
    }

    private function _initLang() {
        $_lang = $this->request->header('HS-Lang/s', 'en-us');
        $this->lang = $_lang;
        config('default_lang', $this->lang);
    }

    private function _initUser() {
        $_token = $this->request->header('HS-Token/s', '');
        $_device_type = $this->request->header('HS-Device-Type/s', '');
        if (empty($_token)) {
            return;
        }
        if (empty($_device_type)) {
            return;
        }
        if (!in_array($_device_type, $this->allowed_device_types)) {
            return;
        }
        $this->token = $_token;
        $this->device_type = $_device_type;
        $_mem_id = $this->getMemIdByToken($_token, $_device_type);
        if (!empty($_mem_id)) {
            $this->mem_id = $_mem_id;
        }
    }

    /**
     * @param $token
     * @param $device_type
     *
     * @return array|bool|false|\PDOStatement|string|\think\Model
     */
    public function getMemIdByToken($token, $device_type) {
        if (empty($token) || empty($device_type)) {
            return 0;
        }
        $_mem_id = Db::name('mem_token')
                     ->where(['token' => $this->token, 'device_type' => $this->device_type])
                     ->value('mem_id');
        if (empty($_mem_id)) {
            return 0;
        }

        return $_mem_id;
    }

    /**
     * 前置操作
     *
     * @access protected
     *
     * @param string $method  前置操作方法名
     * @param array  $options 调用参数 ['only'=>[...]] 或者['except'=>[...]]
     */
    protected function beforeAction($method, $options = []) {
        if (isset($options['only'])) {
            if (is_string($options['only'])) {
                $options['only'] = explode(',', $options['only']);
            }
            if (!in_array($this->request->action(), $options['only'])) {
                return;
            }
        } elseif (isset($options['except'])) {
            if (is_string($options['except'])) {
                $options['except'] = explode(',', $options['except']);
            }
            if (in_array($this->request->action(), $options['except'])) {
                return;
            }
        }
        call_user_func([$this, $method]);
    }

    /**
     * 设置验证失败后是否抛出异常
     *
     * @access protected
     *
     * @param bool $fail 是否抛出异常
     *
     * @return $this
     */
    protected function validateFailException($fail = true) {
        $this->fail_exception = $fail;

        return $this;
    }

    /**
     * 验证数据
     *
     * @access protected
     *
     * @param array        $data     数据
     * @param string|array $validate 验证器名或者验证规则数组
     * @param array        $message  提示信息
     * @param bool         $batch    是否批量验证
     * @param mixed        $callback 回调方法（闭包）
     *
     * @return array|string|true
     * @throws ValidateException
     */
    protected function validate($data, $validate, $message = [], $batch = false, $callback = null) {
        if (is_array($validate)) {
            $_valid_class = Loader::validate();
            $_valid_class->rule($validate);
        } else {
            if (strpos($validate, '.')) {
                // 支持场景
                list($validate, $scene) = explode('.', $validate);
            }
            $_valid_class = Loader::validate($validate);
            if (!empty($scene)) {
                $_valid_class->scene($scene);
            }
        }
        // 是否批量验证
        if ($batch || $this->batch_validate) {
            $_valid_class->batch(true);
        }
        if (is_array($message)) {
            $_valid_class->message($message);
        }
        if ($callback && is_callable($callback)) {
            call_user_func_array($callback, [$_valid_class, &$data]);
        }
        if (!$_valid_class->check($data)) {
            if ($this->fail_exception) {
                throw new ValidateException($_valid_class->getError());
            } else {
                return $_valid_class->getError();
            }
        } else {
            return true;
        }
    }

    /**
     * 操作成功跳转的快捷方法
     *
     * @access protected
     *
     * @param mixed $msg    提示信息
     * @param mixed $data   返回的数据
     * @param array $header 发送的Header信息
     *
     * @param int   $code   返回码
     *
     * @return void
     */
    protected function success($msg = '', $data = '', $code = 200, array $header = []) {
        if (empty($data)) {
            $data = null;
        }
        $result = [
            'code' => $code,
            'msg'  => $msg,
            'data' => $data,
        ];
        $type = $this->getResponseType();
        $header['Access-Control-Allow-Origin'] = '*';
        $header['Access-Control-Allow-Headers'] = 'X-Requested-With,Content-Type,HS-Device-Type,HS-Token,HS-Lang';
        $header['Access-Control-Allow-Methods'] = 'GET,POST,PATCH,PUT,DELETE,OPTIONS';
        $response = Response::create($result, $type)->header($header);
        throw new HttpResponseException($response);
    }

    /**
     * 操作错误跳转的快捷方法
     *
     * @access protected
     *
     * @param mixed $msg    提示信息,若要指定错误码,可以传数组,格式为['code'=>您的错误码,'msg'=>'您的错误消息']
     * @param mixed $data   返回的数据
     * @param array $header 发送的Header信息
     *
     * @param int   $code
     *
     * @return void
     */
    protected function error($msg = '', $data = '', $code = 400, array $header = []) {
        if (empty($data)) {
            $data = null;
        }
        $result = [
            'code' => $code,
            'msg'  => $msg,
            'data' => $data,
        ];
        $type = $this->getResponseType();
        $header['Access-Control-Allow-Origin'] = '*';
        $header['Access-Control-Allow-Headers'] = 'X-Requested-With,Content-Type,HS-Device-Type,HS-Token,HS-Lang';
        $header['Access-Control-Allow-Methods'] = 'GET,POST,PATCH,PUT,DELETE,OPTIONS';
        $response = Response::create($result, $type)->header($header);
        throw new HttpResponseException($response);
    }

    /**
     * 获取当前的response 输出类型
     *
     * @access protected
     * @return string
     */
    protected function getResponseType() {
        return $this->response_type;
    }

    /**
     * 获取当前登录用户的id
     *
     * @return int
     */
    public function getMemId() {
        if (empty($this->mem_id)) {
//            $this->error(lang('NO_LOGIN'), '', 1002);
        }
        $this->mem_id = rand(1, 10);

        return $this->mem_id;
    }
}