NEVERBE-POS

NEVERBE-POS is a web-based Point of Sale (POS) system designed to streamline sales processes for businesses. It offers a user-friendly interface for managing products, processing transactions, and generating invoices.

Features

• Product Management: Add, edit, and delete products with details such as name, variant, size, and price.
• Sales Processing: Efficiently handle customer orders with real-time calculations of totals, taxes, and discounts.
• Invoice Generation: Automatically generate and print invoices for completed transactions.
• Cash Drawer Integration: Open the cash drawer directly from the application.
• Responsive Design: Accessible on various devices, including tablets and desktops.

Technologies Used

• Frontend: React.js, Next.js, Tailwind CSS
• Backend: Node.js, Express.js
• Database: Firebase Firestore
• Printing: ESC/POS commands for thermal printers
• Styling: Tailwind CSS for responsive design

Installation

1. Clone the Repository:

   git clone https://github.com/HewageNKM/NEVERBE-POS.git
   cd NEVERBE-POS

2. Install Dependencies:

   npm install

3. Set Environment Variables:
4. Configure Environment Variables: Create a .env.local file in the root directory and add your Firebase configuration:

   NEXT_PUBLIC_FIREBASE_API_KEY=YOUR_FIREBASE_API_KEY
   NEXT_PUBLIC_FIREBASE_AUTH_DOMAIN=YOUR_FIREBASE_AUTH_DOMAIN
   NEXT_PUBLIC_FIREBASE_PROJECT_ID=YOUR_FIREBASE_PROJECT_ID
   NEXT_PUBLIC_FIREBASE_STORAGE_BUCKET=YOUR_FIREBASE_STORAGE_BUCKET
   NEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID=YOUR_FIREBASE_MESSAGING_SENDER_ID
   NEXT_PUBLIC_FIREBASE_APP_ID=YOUR_FIREBASE_APP_ID
   NEXT_PUBLIC_FIREBASE_MEASUREMENT_ID=YOUR_FIREBASE_MEASUREMENT_ID

5. Run the Application:
6. Start the development server:

   npm run dev

7. Open http://localhost:3000 to view it in the browser.

Usage

• Adding Products: Navigate to the product management section to add new products with necessary details.
• Processing Sales: Use the sales interface to add items to the cart, apply discounts, and complete transactions.
• Printing Invoices: Ensure a compatible thermal printer is connected for invoice printing.
• Opening Cash Drawer: Utilize the cash drawer function to open the drawer when needed.
• Printer Integration
• NEVERBE-POS supports thermal printers using ESC/POS commands. Ensure your printer is compatible and connected to the system. For detailed setup instructions, refer to the Print Server Documentation.

Contributing

Contributions are welcome! Please fork the repository and create a pull request with your changes. Ensure that your code adheres to the project's coding standards and includes appropriate tests.

License

This project is licensed under the MIT License. See the LICENSE file for details.

Acknowledgements

• React.js
• Next.js
• Tailwind CSS
• Firebase
• ESC/POS Printing