JavaAdventureRepo/src/main/java/cz/davza/studentadventure/rooms/ClassroomRoom.java

package cz.davza.studentadventure.rooms;

import cz.davza.studentadventure.Items.StickyNote;
import cz.davza.studentadventure.base.RoomBase;
import cz.davza.studentadventure.objects.CommandResult;
import cz.davza.studentadventure.objects.GameData;
import cz.davza.studentadventure.objects.Player;
/**
 * A university lecture hall. Entry requires the player to be carrying a book.
 *
 * <p>If the player attempts to enter without a {@code book} in their inventory,
 * the professor blocks them at the door and inflicts a stress penalty.
 * Sleeping in class is allowed but carries a {@code 30%} chance of a game-over.</p>
 *
 * @see cz.davza.studentadventure.commands.SleepCommand
 */
public class ClassroomRoom extends RoomBase {
    /** Creates the classroom room. */
    public ClassroomRoom(GameData gameContext) {
        super("Classroom",
                "classroom",
                "Rows of seats face a whiteboard. The professor drones on at the front. " +
                        "Several students look just as tired as you.",
                10);
        getItems().Add(new StickyNote("Computer lab password: " + gameContext.getComputerPassword()), 1);
        allowedCommands.add("sleep");
    }
    /**
     * {@inheritDoc}
     *
     * <p>Checks the player's inventory for a {@code book}. If none is found,
     * prints a refusal message, applies a stress penalty, and cancels the room
     * change via {@code context.getMap().setNextRoom(null)}.</p>
     *
     * @return
     */
    @Override
    public CommandResult onEnter(GameData context) {
        Player player = context.getPlayer();
        boolean hasBook = player.getInventory().GetByItemCode("book") != null;

        if (!hasBook) {
            player.getStress().increase(15);
            context.getMap().setNextRoom(null);
            return CommandResult.failed(
                    "The professor stops you at the door.\n" +
                            "\"No textbook? Get out of my classroom!\"\n" +
                            "Stress +15. " + player.getStress());
        }

        return CommandResult.success("");
    }
}