This script is used to seed the mongodb without any seeding package

mongodbSeed.js

const mongoose = require("mongoose");
const Items = require("./models/Items");
const Categories = require("./models/Categories ");
const { faker } = require("@faker-js/faker");

// connect with mongodb
const uri = "add you mongodb uri here";
const dbOptions = {
  useNewUrlParser: true,
  useUnifiedTopology: true,
};

const DBconnection = async () => {
  try {
    await mongoose.connect(uri, dbOptions);
    console.log("connected to db successfully");
  } catch (error) {
    console.log("error", error);
  }
};

const createItem = async (name, price, stock, image_url) => {
  console.log("name", name);
  const item = new Items({
    name,
    price,
    stock,
    image_url,
  });
  try {
    await item.save();
  } catch (error) {
    console.log("inside createItem", error);
  }
};

const createCategories = async (name, description) => {
  const categoryObj = {
    name: name,
    description: description,
  };
  const category = new Categories(categoryObj);
  try {
    await category.save();
  } catch (error) {
    console.log(error);
  }
};

const addItems = async () => {
  try {
    await createItem("apples", "2", 50, "https://random/image/1.jpeg");
    await createItem("pineapple", "2", 50, "https://random/image/2.jpeg");
    await createItem("car", "20", 7, "https://random/image/car.jpeg");
    await createItem("bear", "2", 50, "https://random/image/bear.jpeg");
  } catch (error) {
    console.log("error from addItems fun: ", error);
  }
};
const addCategories = async () => {
  try {
    await createCategories("fruits", faker.lorem.lines(2));
    await createCategories("toys", faker.lorem.lines(3));
  } catch (error) {
    console.log("from addCategories: ", error);
  }
};

const seedData = async () => {
  try {
    await DBconnection();
    await Promise.all([addItems(), addCategories()]);
    console.log("database seeded successfully ");
    mongoose.connection.close();
  } catch (error) {
    console.log("error from seedData function", error);
  }
};

seedData();