/**
 * 微信AccessToken库。
 *
 * author:lyr
 * since: 2016/11/25.
 */
"use strict";

let log = require('../../util/log');
let ImDb = require('../mysql/db/im.db');

class WeChatTokenRepo {
    constructor() {
    }

    /**
     * 获取微信AccessToken
     *
     * @param handler 回调函数
     */
    static findOne(handler) {
        ImDb.execQuery({
            "sql": "select access_token, expires_in, add_timestamp from wechat_access_tokens order by add_timestamp desc limit 0, 1"
            , "handler": handler
        });
    };

    /**
     * 保存AccessToken
     *
     * @param accessToken 微信AccessToken
     * @param expireIn
     * @param createTime
     * @param handler 回调函数
     */
    static save(accessToken, expireIn, createTime, handler) {
        ImDb.execQuery({
            "sql": "insert into wechat_access_tokens (access_token, expires_in, add_timestamp) values (?,?,?)"
            , "args": [accessToken, expireIn, createTime.getTime()]
            , "handler": handler
        });
    }
}

module.exports = WeChatTokenRepo;