Flixa - Chat with PDFs using AI

Flixa is a modern web application that allows users to upload PDFs and have interactive conversations about their content using AI. Built with Next.js and featuring full Persian (Farsi) language support.

Features

• 📄 PDF Upload & Processing
• 💬 AI-powered chat interface
• 🔍 RAG (Retrieval Augmented Generation) for contextual responses
• 🔐 User authentication
• 🌙 Dark mode support
• 🇮🇷 Full Persian (RTL) language support
• 📱 Responsive design

Tech Stack

• Framework: Next.js 14
• Authentication: NextAuth.js
• Database: PostgreSQL with Drizzle ORM
• AI/ML: OpenAI API
• Styling: Tailwind CSS
• Storage: Vercel Blob Storage
• Deployment: Vercel
• Package Manager: pnpm

Getting Started

Prerequisites

• Node.js 18+
• pnpm
• PostgreSQL database
• OpenAI API key

Installation

1. Clone the repository:

git clone https://github.com/rezashahnazar/flixa.git
cd flixa

2. Install dependencies:

pnpm install

3. Create a .env.local file:

# Database
POSTGRES_URL=your_postgres_connection_string

# OpenAI
OPENAI_API_KEY=your_openai_api_key

# Auth
NEXTAUTH_URL=http://localhost:3000
NEXTAUTH_SECRET=your_nextauth_secret

# Vercel Blob
BLOB_READ_WRITE_TOKEN=your_blob_token

4. Run database migrations:

pnpm tsx migrate.ts

5. Start the development server:

pnpm dev

Project Structure

• /app - Next.js app router pages and API routes
• /components - Reusable React components
• /lib - Utility functions and configurations
• /drizzle - Database schema and migrations
• /public - Static assets
• /styles - Global styles and Tailwind configuration

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This project is licensed under the Apache License 2.0 - see the LICENSE file for details.

Contact

• Author: Reza Shahnazar
• Email: reza.shahnazar@gmail.com
• GitHub: @rezashahnazar

Acknowledgments

• Built with Next.js
• AI powered by OpenAI
• Deployed on Vercel