package de.skate702.craftingkeys.util;

import net.minecraft.client.gui.screens.Screen;
import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen;
import net.minecraft.world.inventory.Slot;

/**
 * This class provides methods to interact with the Mouse and key input.
 */
public class InputUtil {

    /**
     * Saves the last Key that was Pressed
     */
    private static int lastKeyDown = -1;

    /**
     * Private Constructor, Utility Class.
     */
    private InputUtil() {
    }

    /**
     * Returns the Slot at the current Mouse Position. [FROM GUICONTAINER]
     *
     * @param screen The (Inventory) Container to work with.
     * @return Returns the slot (or null)
     */
    public static Slot getSlotAtMousePosition(Screen screen) {
        if (screen instanceof AbstractContainerScreen) {
            return ((AbstractContainerScreen) screen).getSlotUnderMouse();
        } else {
            Logger.debug("getSlotAtMousePosition(gui)", "guiContainer == null");
            return null;
        }
    }

    /**
     * Returns, if the current KeyValue is the same
     *
     * @param currentKey the new input value, saved in the method
     * @return True, if these are the same keys
     */
    public static boolean isSameKey(int currentKey) {

        boolean returnValue = false;

        if (lastKeyDown == currentKey && currentKey != -1) {
            returnValue = true;
        }

        lastKeyDown = currentKey;
        return returnValue;

    }
}