NestJS CRUD API

This project is a simple REST API built using NestJS, Mongoose, and MongoDB. The API allows for basic CRUD (Create, Read, Update, Delete) operations on items stored in a MongoDB collection.

Features

• Create Item: Add a new item to the database.
• Read Item: Retrieve all items or a single item by ID.
• Update Item: Update an item by ID.
• Delete Item: Remove an item by ID.

Requirements

Before running this project, make sure you have the following installed:

• Node.js (v14 or higher)
• MongoDB (local or remote)

Installations

1. Clone the repository

git clone https://github.com/your-repo/nestjs-crud-api.git
cd nestjs-crud-api

2. Install dependencies

npm install

3. Set up your MongoDB connection: In app.module.ts, ensure that the MongoDB connection string is correct:

MongooseModule.forRoot('mongodb://localhost:27017/nestjs-tutorial');

Change the URI to your MongoDB instance if necessary.

4. Start the development server:

npm run start:dev

The API will be running at http://localhost:3000.

API Endpoints

Refer to the Postman documentation for detailed information on each endpoint here

Error Handling

1. 404 Not Found: Returned when an item is not found with the given ID.
2. 400 Bad Request: Returned when the ID format is invalid.