/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.integration.modules.waila.part;


import java.util.List;

import mcp.mobius.waila.api.IWailaConfigHandler;
import mcp.mobius.waila.api.IWailaDataAccessor;

import appeng.api.implementations.IPowerChannelState;
import appeng.api.parts.IPart;
import appeng.core.localization.WailaText;


/**
 * Power state provider for WAILA
 *
 * @author thatsIch
 * @version rv2
 * @since rv2
 */
public final class PowerStateWailaDataProvider extends BasePartWailaDataProvider
{
	/**
	 * Adds state to the tooltip
	 *
	 * @param part part with state
	 * @param currentToolTip to be added to tooltip
	 * @param accessor wrapper for various information
	 * @param config config settings
	 *
	 * @return modified tooltip
	 */
	@Override
	public List<String> getWailaBody( final IPart part, final List<String> currentToolTip, final IWailaDataAccessor accessor, final IWailaConfigHandler config )
	{
		if( part instanceof IPowerChannelState )
		{
			final IPowerChannelState state = (IPowerChannelState) part;

			currentToolTip.add( this.getToolTip( state.isActive(), state.isPowered() ) );
		}

		return currentToolTip;
	}

	/**
	 * Gets the corresponding tool tip for different values of {@code #isActive} and {@code #isPowered}
	 *
	 * @param isActive if part is active
	 * @param isPowered if part is powered
	 *
	 * @return tooltip of the state
	 */
	private String getToolTip( final boolean isActive, final boolean isPowered )
	{
		final String result;

		if( isActive && isPowered )
		{
			result = WailaText.DeviceOnline.getLocal();
		}
		else if( isPowered )
		{
			result = WailaText.DeviceMissingChannel.getLocal();
		}
		else
		{
			result = WailaText.DeviceOffline.getLocal();
		}

		return result;
	}
}