#!/usr/bin/env python3
"""
Démonstration du système de cleanup

Montre comment le système nettoie proprement toutes les ressources.
"""

import logging
import sys
import time
from pathlib import Path

# Add current directory to path for imports
sys.path.insert(0, str(Path(__file__).parent))

from core.system import initialize_system_cleanup, shutdown_system

def main():
    """Démonstration du cleanup système."""
    print("🎯 RPA Vision V3 - System Cleanup Demo")
    print("=" * 50)
    
    # Configuration du logging pour voir les détails
    logging.basicConfig(
        level=logging.INFO,
        format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
    )
    
    print("1. Initializing system with cleanup...")
    initialize_system_cleanup()
    
    print("\n2. System is now running with automatic cleanup...")
    print("   - Memory managers registered")
    print("   - GPU resource managers registered") 
    print("   - Analytics system registered")
    print("   - Signal handlers installed")
    
    print("\n3. Simulating some work...")
    
    # Simuler du travail avec les systèmes
    try:
        from core.execution.memory_cache import get_memory_manager
        from core.gpu.gpu_resource_manager import get_gpu_resource_manager
        
        # Utiliser le memory manager
        memory_manager = get_memory_manager(enable_monitoring=False)
        print(f"   ✓ Memory manager active: {memory_manager.max_memory_mb}MB limit")
        
        # Utiliser le GPU manager
        gpu_manager = get_gpu_resource_manager()
        status = gpu_manager.get_status()
        print(f"   ✓ GPU manager active: {status.execution_mode} mode")
        
        # Simuler du travail
        time.sleep(1)
        
    except Exception as e:
        print(f"   ⚠ Some systems not available: {e}")
    
    print("\n4. Testing cleanup (Ctrl+C to trigger signal cleanup)...")
    print("   Press Ctrl+C to see signal-based cleanup in action")
    print("   Or wait 5 seconds for programmatic cleanup...")
    
    try:
        time.sleep(5)
        print("\n5. Triggering programmatic cleanup...")
        shutdown_system()
        
    except KeyboardInterrupt:
        print("\n5. Signal received! Triggering cleanup...")
        shutdown_system()
    
    print("\n✅ Cleanup demo completed!")
    print("All resources have been properly cleaned up.")

if __name__ == "__main__":
    main()