CodeSense AI - VS Code Extension

An intelligent AI-powered code reviewer and assistant built directly into VS Code.

Features

• 🤖 Multi-Provider AI Support - Works with Google Gemini and OpenAI
• 💬 Interactive Chat Interface - Beautiful chat UI with conversation history
• 🔒 Secure API Key Storage - Keys stored securely using VS Code Secrets
• 🛠️ Code Operations - Read, write, create, and delete files with AI assistance
• 📁 Directory Management - Create folders and manage project structure
• ⚡ Terminal Integration - Run commands directly from the AI assistant
• 📝 Conversation History - Save and reload past conversations
• 🎨 Dark Theme UI - Beautiful gradient design that matches VS Code
• 🔄 Diff Visualization - Side-by-side code comparison for AI-suggested changes

Installation

From Source

1. Clone this repository:

   git clone https://github.com/KumarAyushh/CodeSense.git
   cd CodeSense
   

2. Install dependencies:

   npm install
   

3. Press F5 in VS Code to launch the Extension Development Host

From VSIX (Coming Soon)

Install directly from the Visual Studio Marketplace (when published).

Usage

1. Open the Extension

   • Click on the CodeSense icon in the Activity Bar (left sidebar)

2. Configure API Key

   • Select your AI provider (Google Gemini or OpenAI)
   • Enter your API key (stored securely)
   • Keys are encrypted and never leave your machine

3. Start Chatting

   • Ask questions about your code
   • Request code reviews
   • Generate new features
   • Get help with debugging

Supported AI Providers

• ✅ Google Gemini (fully implemented)
• ✅ OpenAI (GPT-4o and GPT-4o-mini)
• 🚧 Anthropic Claude (coming soon)
• 🚧 Groq (coming soon)

Get API Keys

• Google Gemini: Get API Key
• OpenAI: Get API Key

Features in Detail

Code Analysis

• Read and analyze files in your workspace
• Understand project structure
• Review code quality and suggest improvements

File Operations

• Create new files with AI-generated content
• Modify existing files
• Delete files (with confirmation)
• Create directory structures

Terminal Commands

• Execute shell commands
• Install packages
• Run build scripts
• Manage git operations

Conversation Management

• Auto-save conversations
• Load previous chats
• Delete unwanted history
• Context-aware responses (20 message history)

Diff Visualization

• Automatic side-by-side comparison when AI modifies existing code
• Visual changes display with green additions and red deletions
• One-click review before accepting AI changes
• Native VS Code diff viewer - familiar interface
• Auto-cleanup of temporary diff files (1 hour expiration)

When you ask AI to fix or modify code, CodeSense automatically opens the diff view with the title "CodeSense: AI Suggested Changes" showing exactly what changed.

Configuration

The extension stores settings securely:

• ai_provider - Selected AI provider
• ai_api_key - Your API key (encrypted)

No manual configuration files needed!

Development

Project Structure

CodeSense/
├── src/
│   ├── extension.js          # Extension entry point
│   ├── ChatViewProvider.js   # Webview UI and logic
│   └── diffUtil.js           # Diff visualization utility
├── media/
│   ├── icon.svg              # Extension icon
│   ├── main.js               # Webview frontend
│   └── style.css             # Webview styles
├── index.js                  # Agent tool functions
├── MultiProviderAgent.js     # AI provider abstraction
└── package.json              # Extension manifest

Running Locally

1. Install dependencies:

   npm install
   

2. Open in VS Code:

   code .
   

3. Press F5 to launch Extension Development Host

4. Open any workspace and test the extension

Standalone CLI Mode

The agent can also run standalone (outside VS Code):

# Set your API key
echo "GEMINI_API_KEY=your_key_here" > .env

# Run the agent
node index.js

Contributing

Contributions are welcome! Please:

1. Fork the repository
2. Create a feature branch
3. Commit your changes
4. Push to the branch
5. Open a Pull Request

Security

• API keys are stored using VS Code's secure secret storage
• Keys are never transmitted except to the official AI provider APIs
• No telemetry or data collection
• All processing happens locally

License

MIT License - see LICENSE file for details

Troubleshooting

Extension not activating

• Ensure you're using VS Code 1.80.0 or later
• Check the Output panel (Help → Toggle Developer Tools → Console)

API key not saving

• Restart VS Code after entering the key
• Check VS Code's secret storage permissions

AI not responding

• Verify your API key is correct
• Check your internet connection
• Ensure you have API quota remaining

Roadmap

• [ ] Support for Anthropic Claude
• [ ] Support for Groq
• [ ] Multi-file refactoring
• [ ] Custom prompt templates
• [ ] Export conversations to markdown
• [ ] Settings UI for customization

Author

Created with ❤️ by [Kumar Ayush]

Acknowledgments

• Google Gemini API
• OpenAI API
• VS Code Extension API