backend/dao/db.js

const sequelize = require("./dbConnect")
const userModel = require("./model/userModel")
const expressModel = require("./model/expressModel")
const md5 = require("md5")
const {
    getRandomExpressId
} = require("../utils/tools")
//将数据模型和表进行同步
async function test() {
    await sequelize.sync({
        alter: true
    })

    //将需要数据的表初始化
    const userCount = await userModel.count()
    if (!userCount) {
        //需要初始化
        await userModel.create({
            loginId: "test",
            loginPwd: md5("123")
        })

        console.log("用户数据初始化完毕")
    }

    const expressCount = await expressModel.count()
    if (!expressCount) {
        expressModel.bulkCreate([{
            expressId: getRandomExpressId(),
            senderCity: "深圳市",
            senderName: "冰凉凉1",
            receiverCity: "福州市",
            receiverName: "叶丽丽",
            isSigned: 1,
            signedTime: "2024-10-24 11:58"
        }, {
            expressId: getRandomExpressId(),
            senderCity: "深圳市",
            senderName: "冰凉凉2",
            receiverCity: "福州市",
            receiverName: "叶丽丽",
            isSigned: 1,
            signedTime: "2024-10-24 11:58"
        }, {
            expressId: getRandomExpressId(),
            senderCity: "深圳市",
            senderName: "冰凉凉3",
            receiverCity: "福州市",
            receiverName: "叶丽丽",
            isSigned: 1,
            signedTime: "2024-10-24 11:58"
        }])
        console.log("express初始化完成")
    }

    console.log("数据库数据准备完成")
}
test()