posts.js

const { default: mongoose } = require("mongoose");
const { Schema } = mongoose;

 main()
.then(() => console.log("Connection Successful"))
.catch((err) => console.log(err));

async function main() {
    await mongoose.connect("mongodb://127.0.0.1:27017/relationDemo");
}

const userSchema = new Schema({
    username: String,
    email: String,
});

const postSchema = new Schema({
    content: String,
    likes: Number,
    user: {
        type: Schema.Types.ObjectId,
        ref: "User"
    },
});

const User = mongoose.model("User", userSchema);
const Post = mongoose.model("Post", postSchema);


const getData = async () => {
    let result = await Post.findOne({}).populate("user", "username");
    console.log(result);
};

getData();
// const addData = async () => {
//     let user = await User.findOne({ username: "rahulkumar" });


    // let user1 = new User({
    //     username: "rahulkumar",
    // });

    // let post1 = new Post({
    //     content: "Hello World!",
    //     likes: 7,
    // });

    // post1.user = user1;

    // await user1.save();
    // await post1.save();

//     let post2 = new Post({
//         content: "Bye-Bye :)",
//         likes: 23,
//     });

//     post2.user = user;
//     await post2.save();
// };
//     console.log("Data saved");
// };

// addData();

// const del = async () => {
//     await Post.findByIdAndDelete("6abfd8eccc66d253b551475e");
// };

// del();