Created .env file for mongodb connection string

[ramdeniakki]

import dotenv from "dotenv";
import mongoose, { model, Schema } from "mongoose";

dotenv.config();

if (!process.env.MONGODB_URI) {
throw new Error("MONGODB_URI is not defined in the .env file.");
}

// Connect to MongoDB
mongoose
.connect(process.env.MONGODB_URI, {
useNewUrlParser: true,
useUnifiedTopology: true,
} as mongoose.ConnectOptions)
.then(() => {
console.log("Successfully connected to MongoDB.");
})
.catch((error) => {
console.error("Error connecting to MongoDB:", error);
process.exit(1);
});

//User schema
const UserSchema = new Schema({
username: { type: String, unique: true },
password: String,
});

export const UserModel = model("User", UserSchema);

// Content schema
const ContentSchema = new Schema({
title: String,
link: String,
tags: [{ type: mongoose.Types.ObjectId, ref: "Tag" }],
type: String,
userId: { type: mongoose.Types.ObjectId, ref: "User", required: true },
});

export const ContentModel = model("Content", ContentSchema);

// Link schema
const LinkSchema = new Schema({
hash: String,
userId: { type: mongoose.Types.ObjectId, ref: "User", required: true, unique: true },
});

export const LinkModel = model("Links", LinkSchema);