user.dao.js

​

const client = require(".");

const users = client.db("testdb").collection("users");

​

const save = async user => {

    return await users.insertOne(user);

} 

​

const pushToCartById = async (id, item) => {

    return await users.updateOne({id}, {$push : {cart: item}});

}

​

const pushToWishlistById = async (id, item) => {

    return await users.updateOne({id}, {$push : {wishlist: item}});

}

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const findById = async (id) => {

    return await users.findOne({id});

}

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const findByUsernameAndPassword = async (username, password) => {

    return await users.findOne({username, password});

}

​

module.exports = {

    save,

    pushToCartById,

    pushToWishlistById,

    findById,

    findByUsernameAndPassword

}