---
title: mona
emoji: 🤖
colorFrom: blue
colorTo: purple
sdk: gradio
sdk_version: 5.34.2
app_file: app.py
pinned: false
---
# MONA Dashboard

MONA (Monitoring & Analytics) is a comprehensive Streamlit dashboard application for data visualization, monitoring, and analytics.

## 🚀 Features

- **Interactive Dashboard**: Real-time data visualization with multiple chart types
- **Data Upload & Analysis**: Support for CSV, Excel, JSON, and Parquet files
- **Real-time Monitoring**: Live system metrics and performance tracking
- **Configurable Settings**: Customizable themes, layouts, and preferences
- **Error Handling**: Robust error management and logging
- **Data Storage**: In-memory and session-based data persistence

## 📁 Project Structure

```
mona/
├── app.py                 # Main application entry point
├── requirements.txt       # Python dependencies
├── README.md             # Project documentation
├── pages/
│   ├── dashboard.py      # Main dashboard page
│   └── settings.py       # Settings and configuration page
└── utils/
    ├── config.py         # Configuration management
    ├── storage.py        # Data storage utilities
    ├── error_handling.py # Error handling and decorators
    └── logging.py        # Logging utilities
```

## 🛠️ Installation

1. Clone or download the project files
2. Install dependencies:
   ```bash
   pip install -r requirements.txt
   ```
3. Run the application:
   ```bash
   streamlit run app.py
   ```

## 📊 Usage

### Dashboard Features

1. **Overview Tab**: 
   - Key metrics and KPIs
   - Trend analysis charts
   - Category distribution visualizations

2. **Analytics Tab**:
   - Date range filtering
   - Multiple chart types (Line, Bar, Scatter, Area, Histogram)
   - Customizable metrics selection

3. **Data Upload Tab**:
   - File upload support (CSV, Excel, JSON)
   - Data preview and summary
   - Basic analytics on uploaded data

4. **Real-time Tab**:
   - Live system monitoring
   - Performance metrics (CPU, Memory, Network)
   - System status indicators
   - Event logs

### Settings Configuration

- **General Settings**: Application name, performance parameters
- **Display Settings**: Themes, chart types, layout preferences
- **Data Settings**: File size limits, supported formats, cache settings
- **System Settings**: Configuration management, debug options

## 🔧 Configuration

The application uses a configuration system with the following defaults:

- **Max Data Points**: 1000
- **Refresh Interval**: 30 seconds
- **Default Chart**: Line chart
- **Theme**: Light mode
- **File Size Limit**: 10MB
- **Supported Formats**: CSV, Excel, JSON, Parquet

Configuration can be modified through the Settings page or environment variables.

## 🗄️ Data Storage

The application supports two storage types:

1. **Memory Storage**: Temporary storage for the current session
2. **Session Storage**: Streamlit session state persistence

Data is automatically managed and can be cleared through the Settings page.

## 🚨 Error Handling

The application includes comprehensive error handling:

- **Data Exceptions**: Validation and processing errors
- **UI Exceptions**: Interface and rendering errors
- **File Operations**: Upload and processing errors
- **Configuration Errors**: Settings and validation errors

All errors are logged and displayed to users with appropriate messages.

## 📝 Logging

Logging is configured with:

- **Log Level**: INFO (configurable)
- **Format**: Timestamp, Logger Name, Level, Message
- **Output**: Console/stdout
- **Functions**: `log_error`, `log_info`, `log_warning`, `log_debug`

## 🔒 Security Notes

- File uploads are limited by size and type
- No persistent file storage on server
- Session-based data isolation
- Input validation and sanitization

## 🐛 Troubleshooting

### Common Issues

1. **Import Errors**: Ensure all dependencies are installed via `requirements.txt`
2. **File Upload Issues**: Check file size limits and supported formats
3. **Performance Issues**: Adjust max data points in settings
4. **Memory Issues**: Clear storage regularly or reduce data cache timeout

### Debug Mode

Enable debug mode in General Settings to:
- View detailed error information
- Access session state data
- See configuration details
- Enable developer options

## 🤝 Contributing

To contribute to this project:

1. Report bugs through issues
2. Suggest features and improvements
3. Submit pull requests with fixes
4. Follow the existing code structure and style

## 📄 License

This project is open source and available under standard terms.

## 🔄 Version History

- **v1.0.0**: Initial release with core dashboard functionality
- Bug fixes and feature updates as needed

## 📞 Support

For support and questions:
- Check the troubleshooting section
- Review error logs in debug mode
- Ensure all dependencies are properly installed