Whatsapp Validation App

This application allows users to validate a list of phone numbers is registered on whatsapp via an external API from PushWa.com. It provides real-time feedback to users, indicating whether each number is valid or invalid, and also includes a progress indicator. The application is built using Node.js, Express, and Socket.IO, with a Bootstrap front-end.

Features

• Real-time validation of phone numbers.
• Removes any symbols from the numbers, retaining only digits.
• Uses Socket.IO for real-time communication between the client and server.
• Displays progress in the format X/Y, where X is the number of processed numbers and Y is the total input numbers.
• Option to copy valid and invalid numbers to the clipboard.
• Separate data for each user – no user can see the data submitted by others.
• Responsive design using Bootstrap.

Prerequisites

• Node.js (v14.x or later)
• npm (comes with Node.js)

Getting Started

1. Clone the Repository

git clone https://github.com/IrfanMaulana00/whatsapp-validation.git
cd whatsapp-validation

2. Install dependencies:

npm install

3. Setup your token

• Connect your device to Pushwa.com
• Copy your token
• Save your token in .env

PUSHWA_TOKEN="xxxx"

4. Start the server:

npm start

The app will run at http://localhost:3000.

Usage

• Enter phone numbers in the "List Nomor" textarea (one number per line).
• Click Submit to validate the numbers.
• Results will appear in the "Result Valid" or "Result Invalid" textareas.
• Use the Copy Valid and Copy Invalid buttons to copy results to the clipboard.
• The progress is shown as X/Y, where X is the number processed and Y is the total.

License

This project is licensed under the MIT License.