Shopping Cart Application

This is a simple e-commerce application with a Go backend and React frontend.

Backend Setup

1. Navigate to the backend directory:

cd backend

2. Install dependencies:

go mod download

3. Run the server:

go run main.go

The server will start on http://localhost:8080

Frontend Setup

1. Navigate to the frontend directory:

cd frontend

2. Install dependencies:

npm install

3. Start the development server:

npm start

The frontend will start on http://localhost:3000

API Endpoints

User Endpoints

• POST /users - Create a new user
• GET /users - List all users
• POST /users/login - Login with username and password

Item Endpoints

• POST /items - Create a new item
• GET /items - List all items

Cart Endpoints (Protected)

• POST /carts - Add item to cart
• GET /carts - List all carts
• GET /carts/me - Get current user's cart

Order Endpoints (Protected)

• POST /orders - Create order from cart
• GET /orders - List all orders
• GET /orders/me - Get current user's orders

Testing the Application

1. First, create a new user using the /users endpoint
2. Login using the /users/login endpoint to get a token
3. Use the token in the Authorization header for protected endpoints
4. Create some items using the /items endpoint
5. Add items to cart using the /carts endpoint
6. Create an order using the /orders endpoint

Frontend Features

1. Login Screen

   • Enter username and password
   • Shows alert on invalid credentials

2. Items List Screen

   • Displays all available items
   • Click on an item to add it to cart
   • Checkout button to create order
   • Cart button to view current cart items
   • Order History button to view past orders

Demo

https://drive.google.com/file/d/1va_XY3xdq1PARRdsZNvghwwxdIAot0F9/view?usp=sharing