I have the following error : UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node…
when running the app and testing the /signup route the data gets written to the db and i can console.log it from the database/models.js file, but in the routes/index.js file it returns "Something went wrong." and postman shows nothing, not…
This is my current code to find all entries from MongoDB atlas. const { MongoClient } = require("mongodb"); const client = new MongoClient(url); const dbName = "Chats"; const db = client.db(dbName); const col = db.collection("Users"); app.post('/chat/enter', (req, res) => {…
I have 2 collection: Category and book Book: const mongoose = require('mongoose'); // eslint-disable-next-line camelcase const mongoose_delete = require('mongoose-delete'); const { Schema } = mongoose; const SchemaTypes = mongoose.Schema.Types; const Book = new Schema({ name: { type: String }, price:…
I am using mongodb and I am having challenges saving. My Schema is const transaction = new Schema({ sender: { type: ObjectId, default: null, transaction_type: { type: String, enum: transaction_types, default: null } }, recipient: { type: ObjectId, default: null,…
I am still new to Node JS. I am trying to make a book directory using Node JS and Mongo DB. Every time I press the delete button to delete a book it shows me this error CastError: Cast to…
Learning about the concept of microservices in Nodejs, I have set up two microservices auth and users, both standalone and running on different ports. The auth service handles user creation and log-in users using a username and password. This works…
I am a building a web-app where people have 10 coins by default, and when they click a buy button, it reduces the number of coins by 10 with each click. The schema for users is like this: const mongoose…
for storage space issues i cannot save images in server so i had to store it in cloudinary and for seo purposes I had to serve it from my domain not cloudinary's so i thought to get img files from…
I want to retrieve a user's chats with corresponding users from a different collection in NodeJS and MongoDB. The nature of NodeJS gives me a bad feeling that running the following code will block or decrease performance of my app.…