PhraseBot is a Flutter-based AI chatbot that provides real-time conversations using Google gemini API. It also features user authentication with Supabase for a secure and personalized experience.

• AI-Powered Chat - Uses Google Gemini API for intelligent conversations.
• Supabase Authentication - Secure login & signup with email/password.
• Real-time Messaging - Smooth conversation flow with a chatbot.
• User Profile Management - Store user data like names in Supabase.
• Flutter-based UI - Cross-platform support for Android & iOS.
• Error Handling - Manages API failures with retry mechanisms.
• Stores Chat History - Stores the chat history in Supabase.

• Flutter (Frontend Framework)
• Gemini API (AI Chatbot Backend - Google Gemini)
• Supabase (Authentication & User Management)
• Dio (HTTP requests for API integration)
• Provider (State Management)

git clone https://github.com/SubramanyaKS/phrasebot.git
cd phrasebot

flutter pub get

1. Create a free Supabase account at supabase.com.
2. Create a new project and copy the Anon Key & Project URL.
3. Enable Authentication in Supabase (Email/Password).
4. Update .env file with your Supabase credentials:

   SUPABASE_URL=https://your-project.supabase.co
   SUPABASE_ANON_KEY=your-anon-key
   GOOGLE_GEMINI_API=your-gemini-api-uri
   GEMINI_API_KEY=your-google-gemini-api-key

flutter run

• Signup with email & password.
• Login securely with Supabase authentication.
• Logout functionality.
• Password reset support.

await supabase.auth.signUp(email: email, password: password);
await supabase.auth.signInWithPassword(email: email, password: password);
await supabase.auth.signOut();

• Sends user input to Gemini API.
• Processes AI-generated responses.
• Handles API failures (503 errors) with retry logic.

Future<String> sendMessage(String message) async {
  final response = await dio.post(
    dotenv.env['GOOGLE_GEMINI_API']!,
    options: Options(headers: {"X-goog-api-key": googleAPI}),

     data: {
            "contents": [
              {
                "parts": [
                  {"text": "your answer $message"}
                ]
              }
            ]
    },
  );
  return response.data["candidates"]?[0]?["content"]?["parts"]?[0]?["text"];
}

(Include screenshots of the app UI here)

✅ Add Multi chat session Support
✅ Improve User Interface for chat Screen ✅ Improve AI response speed

This project is open-source and free to use. Feel free to contribute! 🚀

1. Fork the repo
2. Create a feature branch (git checkout -b feature-name)
3. Commit changes (git commit -m "Added new feature")
4. Push to the branch (git push origin feature-name)
5. Open a pull request 🚀

For any questions, feel free to reach out: 📧 Email: connectwithsubbu@gmail.com
🐦 Twitter: @developersubbu