src/lib/mongodb.ts


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import mongoose from "mongoose";

const MONGODB_URI = process.env.MONGODB_URI;

async function dbConnect() {
  if (!MONGODB_URI) {
    throw new Error(
      "Please define the MONGODB_URI environment variable inside .env.local"
    );
  }

  // If the connection is already established, return
  if (mongoose.connection.readyState >= 1) {
    return;
  }

  return mongoose.connect(MONGODB_URI);
}

export default dbConnect;