path-game/src/pathgame/gameplay/menu/OptionMenu.java

package pathgame.gameplay.menu;

import java.io.File;
import java.io.FileOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import me.hammerle.snuviengine.api.Key;
import pathgame.gameplay.Keys;

public class OptionMenu extends BaseMenu {
    private final MenuButton[] options;

    public OptionMenu(int id, int mainId, Keys keys) {
        super(id);
        int menuLength = keys.keys.length;
        options = new MenuButton[menuLength + 1];
        for(int i = 0; i < menuLength; ++i) {
            options[i] = getButton(keys.keyNames[i], keys, keys.keys[i]);
        }
        options[menuLength] = new MenuButton("Back to Main Menu", (gamestate) -> {
            File f = new File("resources/config.bin");
            try(DataOutputStream writer = new DataOutputStream(new FileOutputStream(f))) {
                for(int i = 0; i < keys.keys.length; ++i) {
                    writer.writeInt(keys.keys[i].getKey());
                }
            } catch(IOException ex) {
            }
            setReturnId(mainId);
        });
    }

    private MenuButton getButton(String name, Keys keys, Key key) {
        return new MenuButton(name, (gamestate) -> {
            keys.rebind(key);
        });
    }

    /**
     * Returns the options of the OptionMenu
     *
     * @return the options of the OptionMenu
     */
    @Override
    public MenuButton[] getOptions() {
        return options;
    }

    /**
     * Returns if this is the OptionMenu
     *
     * @return if this is the OptionMenu
     */
    @Override
    public boolean isOptionMenu() {
        return true;
    }
}