#!/usr/bin/env python3
"""
Start DaemonControl GUI

Launches the full GUI application with:
- Main window with tabs (Dashboard, Jobs, History)
- System tray integration
- Job management
"""

import sys
from pathlib import Path

# Add project root to path
project_root = Path(__file__).parent
sys.path.insert(0, str(project_root))

from PyQt6.QtWidgets import QApplication, QSystemTrayIcon
from gui import SystemTrayApp
from core import setup_logger


def check_system_tray_available() -> bool:
    """Check if system tray is available.

    Returns:
        True if system tray is supported, False otherwise
    """
    if not QSystemTrayIcon.isSystemTrayAvailable():
        print("=" * 70)
        print("WARNING: System Tray Not Available")
        print("=" * 70)
        print()
        print("Your desktop environment does not support system tray icons.")
        print("The GUI will start, but the system tray icon will not be visible.")
        print()
        print("To enable system tray:")
        print("  1. Install AppIndicator extension (GNOME)")
        print("  2. Use KDE Plasma, XFCE, or Cinnamon desktop")
        print()
        return False

    return True


def main():
    """Main entry point"""
    logger = setup_logger('gui')
    logger.info("Starting DaemonControl GUI...")

    try:
        # Create QApplication
        app = QApplication(sys.argv)

        # Don't quit when windows are closed (tray keeps running)
        app.setQuitOnLastWindowClosed(False)

        # Check system tray (just warn, don't fail)
        tray_available = check_system_tray_available()

        print("=" * 70)
        print("  DaemonControl - Full GUI Mode")
        print("=" * 70)
        print()
        print("Starting DaemonControl GUI...")
        print()
        print("Features:")
        print("  📊 Dashboard      - Overview and statistics")
        print("  ⚙️  Jobs          - Manage scheduled jobs")
        print("  📜 History        - View execution logs")
        if tray_available:
            print("  🔔 System Tray    - Background control")
        print()
        print("Use File → Exit or system tray → Exit to quit")
        print()

        # Create system tray app (includes main window)
        tray_app = SystemTrayApp()

        if tray_available:
            tray_app.show()

        # Show main window on startup (different from tray-only mode)
        tray_app.show_main_window()

        logger.info("GUI started successfully")

        # Run application event loop
        sys.exit(app.exec())

    except KeyboardInterrupt:
        logger.info("GUI interrupted by user")
        print("\nShutdown requested by user")
        sys.exit(0)
    except Exception as e:
        logger.error(f"GUI startup failed: {e}", exc_info=True)
        print(f"\nERROR: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)


if __name__ == '__main__':
    main()