backend/src/config/database.js


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import mongoose from "mongoose";
import { DB_NAME } from './constants.js'

const connectDB = async () => {
  try {
    const connectionInstance = await mongoose.connect(
      `${process.env.MONGODB_URI}/${DB_NAME}`,
    );
    console.log(`\nMongoDB connected successfully
            ${connectionInstance.connection.host}`)
  } catch (error) {
    console.log("MongoDB connection failed", error)
    process.exit(1)
  }
}

export default connectDB