package art.servers.controller;

import art.library.model.devices.Device;
import art.servers.Shared;
import java.util.HashMap;



public class FactoryController extends Thread
{
    public HashMap<ControllerDevice, Long> timestamps = new HashMap<ControllerDevice, Long>();
            
            
    public FactoryController()
    {
        super();
        this.setName("Factory controller");
    }
    

    public void run()
    {
        while (true)
        {
            try
            {
                // Add controllers 

                for (Device device : Shared.model.getDevices())
                {
                    if (Shared.existsDeviceController(device) == false)
                    {
                        ControllerDevice controller = addController(device);
                        timestamps.put(controller, device.getLastTimestampInformationUpdate());
                    }
                }
            }
            catch (Exception e)
            {
            }

            try
            {
                // Remove controllers 

                for (Controller controller : Shared.lcontroller)
                {
                    if (controller instanceof ControllerDevice)
                    {
                        Device device = ((ControllerDevice)controller).getDevice();

                        if (Shared.model.existsDevice(device.getIdentifier()) == false)
                        {
                            removeController((ControllerDevice)controller);
                        }
                        else if ((Long)timestamps.get(controller) != device.getLastTimestampInformationUpdate())
                        {
                            // Information has changed, we delete controller and will be executed again
                            // May be some changes in connections changed
                            removeController((ControllerDevice)controller);
                        }
                    }
                }
            }
            catch (Exception e)
            {
            }
            
                
            try
            {
                sleep(5000);
            }
            catch (Exception e)
            {
            }
                
        }
    }
         
    
    public ControllerDevice addController(Device device) 
    {
        return null;
    }
    
    

    public void removeController(ControllerDevice controller)
    {
        try
        {
            timestamps.remove(controller);
            controller.close();
            Shared.lcontroller.remove(controller);
            
            if (Shared.window != null)
            {
                Device device = controller.getDevice();
                Shared.window.getArticPanel().removeTab(Shared.getMessage(device.information.name));
            }
        }
        catch (Exception e)
        {
        }
    }
    
    
        
}