Vanish-Ink

A full-stack service for sharing code snippets, text, and files that automatically vanish after a set period.

Built with a React frontend and Spring Boot backend, VanishInk provides a seamless experience for secure, temporary content sharing.

Frontend (React) → Backend (Spring Boot) → Database (MySQL)
       ↑                    ↓
       └────→ Cloudinary (File Storage)

✨ Features

Core Functionality🔥

• Instant Sharing: Generate unique, shareable links with one click
• Multiple Content Types: Support for text, code, images, and files
• Smart Expiration: Automatically deletes content after configurable durations
• One-Time Links: "Burn after reading" option for sensitive information

User Experience🍀

• QR Code Generation: Quick mobile sharing with generated QR codes
• Responsive Design
• Copy Functionality: One-click copy for both links and content
• Syntax Highlighting: Beautifully formatted code with language detection

Advanced Features⚡

• Multiple File Upload: Upload and share multiple files simultaneously
• File Management: Intuitive interface for adding/removing files before submission
• Custom Expiration Times: Flexible duration settings (minutes, hours, days, weeks)
• Real-time Validation: Client and server-side input validation
• Automatic Cleanup: Scheduled database maintenance

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🛠️ Tech Stack

Frontend

• React.js
• QR Code generation
• CSS3

Backend

• Spring Boot
• Spring Data JPA with Hibernate
• MySQL Database
• Cloudinary API Integration for file storage
• Scheduled tasks with Spring Scheduler

Deployment

• Vercel.com for Frontend
• Render.com for Backend
• MySQL managed database (h2 database temporarily)
• Cloudinary CDN for file storage

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🚀 How It Works

1. Create → Paste text/code or upload files, add title, set expiration time
2. Share → Copy the unique link or scan QR code
3. Access → Recipients view content before expiration
4. Vanish → Content automatically deleted after expiration or first view

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🗂️ Database Schema

Vanish Table

• id, vanish_id (unique 8-char identifier)
• title, content (text), content_type (TEXT/FILE/IMAGE)
• created_at, expires_at, is_one_time
• file_url (for backward compatibility)

FileMetadata Table

• id, original_file_name, file_url (Cloudinary)
• file_size, file_type, vanish_id (foreign key)

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