my-chat_-server/odb/user.hxx

#pragma once

#include <string>
#include <cstddef>
#include <boost/date_time/posix_time/posix_time.hpp>
#include <odb/nullable.hxx>
#include <odb/core.hxx>

typedef boost::posix_time::ptime ptime;
#pragma db object table("user")
class User
{
public:
    User(){}
    //用户名--新增用户 -- 用户ID, 昵称，密码
        User(const std::string &uid, const std::string &nickname, const std::string &password):
            _user_id(uid), _nickname(nickname), _password(password){}
        //手机号--新增用户 -- 用户ID, 手机号, 随机昵称
        User(const std::string &uid, const std::string &phone):
            _user_id(uid), _nickname(uid), _phone(phone){}
        
        void user_id(const std::string &val) { _user_id = val; }
        std::string user_id() { return _user_id; }

        std::string nickname() { 
            if (_nickname) return *_nickname; 
            return std::string();
        }
        void nickname(const std::string &val) { _nickname = val; }

        std::string description() { 
            if (!_description) return std::string();
            return *_description; 
        }
        void description(const std::string &val) { _description = val; }
        
        std::string password() { 
            if (!_password) return std::string();
            return *_password; 
        }
        void password(const std::string &val) { _password = val; }

        std::string phone() { 
            if (!_phone) return std::string();
            return *_phone; 
        }
        void phone(const std::string &val) { _phone = val; }

        std::string avatar_id() { 
            if (!_avatar_id) return std::string();
            return *_avatar_id; 
        }
        void avatar_id(const std::string &val) { _avatar_id = val; }


private:
    friend class odb::access;
    #pragma db id auto
    unsigned long _id;
    #pragma db index
    std::string _user_id;
    odb::nullable<std::string> _nickname; //用户昵称，不一定存在
    #pragma db index
    odb::nullable<std::string> _description; //用户签名 不一定存在
    odb::nullable<std::string> _password; //用户密码 不一定存在
    #pragma db index
    odb::nullable<std::string> _phone; //用户手机号 不一定存在
    odb::nullable<std::string> _avatar_id; //用户头像文件id 不一定存在
};

//odb -d mysql --std c++11 --generate-query --generate-schema --profile boost/date-time person.hxx