'use strict';

/**
 *
 *
 * @author Mai
 * @date
 * @version
 */

const fs = require('fs');
const path = require('path');
var util = require('util');
var logPath = path.join(__dirname, 'update_ledger_his.log');
var logFile = fs.createWriteStream(logPath, { flags: 'a' });
console.log = function() {
    logFile.write(util.format.apply(null, arguments) + '\n');
    process.stdout.write(util.format.apply(null, arguments) + '\n');
};

const mysql = require('mysql');
const oss = require('ali-oss');
const config = process.argv.splice(2)[0];
if (['local', 'uat', 'default'].indexOf(config) < 0) throw `参数错误: ${config}`;
const options = require(`../config/config.${config}`)({ baseDir: __dirname + '/app', root: __dirname, name: 'calc' });

const pool = mysql.createPool(options.mysql.client);
const ossOption = {
    bucket: options.oss.clients.his.bucket,
    accessKeyId: options.oss.default.accessKeyId,
    accessKeySecret: options.oss.default.accessKeySecret,
    endpoint: options.oss.default.endpoint,
    timeout: options.oss.default.timeout,
};
const ossClient = new oss(ossOption);

const querySql = async function(sql, sqlParam) {
    return new Promise(function(resolve, reject) {
        pool.getConnection(function(err, conn) {
            if (err) {
                if (err) console.log(err);
                reject(err);
            } else {
                conn.query(sql, sqlParam, function(err, rows, fields) {
                    if (err) console.log(err);
                    // 释放连接
                    conn.release();
                    // 传递Promise回调对象
                    resolve(rows);
                });
            }
        });
    });
};

const loadDataFromOss = async function(url) {
    const File = await ossClient.get('undefined' + url);
    if (File.res.status !== 200) return '获取修订台账有误';
    return File.content;
};

const doCompleteStashStash = async function(stash) {
    const data = await loadDataFromOss(stash.filepath);
    await ossClient.put(options.stashOssPath + stash.filepath, data);
};

const doComplete = async function() {
    try {
        const stash = await querySql('Select * From zh_stage_stash');
        for (const s of stash) {
            console.log(s);
            await doCompleteStashStash(s);
        }
    } catch (err) {
        console.log(err);
    }
    pool.end();
};
doComplete();