package test.rewolucja.energy.profile;

import java.util.Arrays;
import java.util.List;

import schedframe.resources.PowerState;
import test.rewolucja.energy.extension.EnergyExtension;
import test.rewolucja.extensions.ExtensionType;
import test.rewolucja.resources.ResourceStatus;
import test.rewolucja.resources.physical.base.ComputingResource;
import test.rewolucja.resources.physical.implementation.ComputingNode;

public class ComputingNodePowerProfile extends AbstractPowerProfile{

	protected ComputingNode computingNode;

	public ComputingNodePowerProfile(){
		powerState = PowerState.ON;
	}
	
	public void visit(ComputingNode compNode){
		computingNode = compNode;
		energyExtension = (EnergyExtension) computingNode.getExtensionList().getExtension(ExtensionType.ENERGY_EXTENSION);
	}
	
	public boolean setPowerState(PowerState state){
		if(!supportPowerState(state))
			return false;
		powerState = state;
		if(computingNode.getProcessors() != null)
		{
			for(ComputingResource child:computingNode.getProcessors()){
				child.getPowerInterface().setPowerState(state);
			}
		}
		if(state == PowerState.OFF){
			computingNode.setStatus(ResourceStatus.NOTAVAILABLE);
		}
		else if(state == PowerState.ON){
			computingNode.setStatus(ResourceStatus.FREE);
		}
		return true;
	}
	
	public double getPowerConsumption(PowerState state) {
		if(powerState == PowerState.OFF)
			return 0;
		else if(powerState == PowerState.ON)
			return 750;
		else return 500;
	}

	public boolean supportPowerState(PowerState state) {
		switch(state){
			case ON: 
				return true;
			case OFF: 
				return true;
			case SLEEP: 
				return true;
			case HIBERNATE: 
				return true;
			default: return false;
		}
	}

	public List<PowerState> getSupportedPowerStates() {
		return Arrays.asList(new PowerState[]{PowerState.ON, PowerState.OFF, PowerState.SLEEP, PowerState.HIBERNATE});
	}

	public void turnOn(){
		setPowerState(PowerState.ON);
	}
	
	public void turnOff(){
		setPowerState(PowerState.OFF);
	}

}