var express = require('express');
var router = express.Router();
var mysql = require('../model/mysql');
const _mysqluser = ["172.16.12.5", "registration"]; //用戶數據庫信息

//const _mysqluser = ["183.36.25.93", "registration"]; //用戶數據庫信息
const crypto = require('crypto');

router.route('/user').post(async function (req, res) {
    const signUpData = [];
    const reqData = req.body;
    const uuid = crypto.randomUUID();

    let userData = JSON.parse(reqData.user);
    await mysql.usselect([_mysqluser[0], _mysqluser[1], "select_registration_user", reqData.idCard], function (r) {
        if (r[0] && r[0][0] && r[0][0]['count(id)'] != 0) {
            res.send({ status: 'error', message: '选手报名失败，选手身份证号已存在' });
        } else {
            const insertUserPromises = userData.map(item => {
                return new Promise((resolve, reject) => {
                    const userList = [];
                    userList.unshift(_mysqluser[0], _mysqluser[1], "insert_registration_users", item.name, item.gender, item.ethnicity, item.birthdate, item.email, item.id_number, item.group, item.grade, item.school, item.schoolRegion, item.phone, uuid);
                    mysql.usselect(userList, function (data) {
                        // 可以根据 data 判断是否插入成功
                        if (data != 0) {
                            resolve(data);
                        } else {
                            reject(data);
                        }
                    });
                });
            });

            signUpData.unshift(_mysqluser[0], _mysqluser[1], "insert_registrations", reqData.uploadUrl, "", reqData.type, reqData.idCard);
            Promise.all(insertUserPromises).then(() => {
                // 所有用户插入完成后再插入报名数据
                mysql.usselect(signUpData, function (data) {
                    if (data != 0) {
                        res.send({ status: 'ok', message: '选手报名成功' });
                    } else {
                        res.send({ status: 'error', message: '选手报名失败' });
                    }
                });
            }).catch(error => {
                console.error("error", error);
                res.send({ status: 'error', message: '选手报名失败，选手身份证号已存在' });
            });
        }
    })
    
    
});

router.route('/update').post(async function (req, res) {
    const { url, id_number } = req.body;
    const queryList = [_mysqluser[0], _mysqluser[1], "update_registration",url, id_number];
    mysql.usselect(queryList, function (data) {
        console.log(data);
        if (data == 1) {
            res.send({ status: 'ok', message: '报名信息更新成功' });
        } else {
            res.send({ status: 'error', message: '未找到报名信息' });
        }
    });
});



module.exports = router;