Full-Stack-Agentic-AI

📌 Features

Agentic AI Code Search – Search codebases using natural language queries.

Context-Aware Navigation – Understands repository structure & dependencies.

Full Stack Code Analysis – Works with frontend, backend, and database layers.

AI-Powered Documentation – Auto-generates explanations for code snippets & modules.

Feature Discovery Mode – Find where a specific functionality is implemented.

VS Code Integration – Native UI experience inside VS Code editor.

Multiple Code Repositories Support – Switch between projects effortlessly.

🛠️ Tech Stack Layer Technologies Used Frontend React, TailwindCSS, TypeScript Backend Node.js, Express.js AI Layer OpenAI GPT-4o / GPT-5 API, LangChain Database PostgreSQL (code metadata), Pinecone/Weaviate (vector DB) Extension API VS Code Extension API Deployment Vercel (frontend), Railway/Render (backend) 📂 Folder Structure . ├── extension/ # VS Code extension source code ├── backend/ # Node.js + Express API ├── frontend/ # React + Tailwind UI (Webview) ├── scripts/ # Data ingestion & indexing scripts ├── docs/ # Documentation & architecture diagrams └── README.md

⚙️ Installation & Setup 1️⃣ Clone the Repository git clone https://github.com/your-username/agentic-ai-vscode-extension.git cd agentic-ai-vscode-extension

2️⃣ Install Dependencies cd backend && npm install cd ../frontend && npm install cd ../extension && npm install

3️⃣ Configure Environment Variables

Create a .env file in backend/ with:

OPENAI_API_KEY=your_openai_key DATABASE_URL=postgres_connection_string VECTOR_DB_URL=pinecone/weaviate_endpoint

4️⃣ Run the Development Servers

Backend

cd backend && npm run dev

Frontend

cd ../frontend && npm run dev

VS Code Extension

cd ../extension && npm run watch

💡 Usage

Open VS Code & load your project.

Open the AI Code Search panel from the sidebar.

Enter a natural language query (e.g., "Where is user authentication handled?").

View results with highlighted matches & AI-generated explanations.

Click on any result to jump directly to the file and line number.

📊 Architecture Diagram [ VS Code Extension ] | v [ React Webview UI ] <--> [ Node.js Backend API ] | v [ Vector DB (Pinecone) + PostgreSQL ] <--> [ OpenAI GPT + LangChain ]

🛠️ Future Improvements

Offline AI Mode using local LLMs.

Refactoring Suggestions for improving legacy code.

Integration with GitHub/GitLab APIs for live repo analysis.

Advanced Semantic Search using hybrid BM25 + embeddings.

🤝 Contributing

Pull requests are welcome! Please open an issue first to discuss major changes.

📜 License

MIT License – feel free to use and modify with attribution.