/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2013 AlgorithmX2
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package appeng.api.implementations.tiles;

import javax.annotation.Nullable;

import net.minecraft.item.Item;

import appeng.api.networking.IGridHost;
import appeng.api.storage.cells.CellState;
import appeng.api.storage.cells.ICellContainer;
import appeng.api.util.IOrientable;

public interface IChestOrDrive extends ICellContainer, IGridHost, IOrientable {

    /**
     * @return how many slots are available. Chest has 1, Drive has 10.
     */
    int getCellCount();

    /**
     * @param slot slot index
     *
     * @return status of the slot, one of the above indices.
     */
    CellState getCellStatus(int slot);

    /**
     * @return if the device is online you should check this before providing any
     *         other information.
     */
    boolean isPowered();

    /**
     * @param slot slot index
     *
     * @return is the cell currently blinking to show activity.
     */
    boolean isCellBlinking(int slot);

    /**
     * Returns the item of the cell in the given slot or null.
     */
    @Nullable
    Item getCellItem(int slot);

}
