纠结每天吃什么?

随机一个吧

package com.hwd.campus.trade.biz.controller;

import javafx.application.Application;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;

import java.util.Random;

/**
 * @author hhs
 * @title MenuApp
 * @date 2023-12-02 11:30
 * @description TODO
 */
public class MenuApp extends Application {
    private String[] menu = {"麻辣香锅", "盖饭", "饺子", "拉条子", "蘸水面", "刀削面", "魏家凉皮", "米线", "麻辣拌"};
    private Label mondayLabel, tuesdayLabel, wednesdayLabel, thursdayLabel, fridayLabel;

    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("点餐---吧");

        Button generateButton = new Button("生成菜单");
        generateButton.setOnAction(event -> generateMenu());

        HBox buttonBox = new HBox(10);
        buttonBox.setAlignment(Pos.CENTER);
        buttonBox.getChildren().add(generateButton);

        mondayLabel = new Label();
        tuesdayLabel = new Label();
        wednesdayLabel = new Label();
        thursdayLabel = new Label();
        fridayLabel = new Label();

        BorderPane root = new BorderPane();
        root.setTop(buttonBox);
        root.setCenter(createMenuLabels());

        primaryStage.setScene(new Scene(root, 800, 200));
        primaryStage.show();
    }

    private void generateMenu() {
        Random random = new Random();
        String[] weekMenu = new String[5];
        weekMenu[0] = menu[random.nextInt(menu.length)];
        weekMenu[1] = menu[random.nextInt(menu.length)];
        while (weekMenu[1].equals(weekMenu[0])) {
            weekMenu[1] = menu[random.nextInt(menu.length)];
        }
        weekMenu[2] = menu[random.nextInt(menu.length)];
        while (weekMenu[2].equals(weekMenu[0]) || weekMenu[2].equals(weekMenu[1])) {
            weekMenu[2] = menu[random.nextInt(menu.length)];
        }
        weekMenu[3] = menu[random.nextInt(menu.length)];
        while (weekMenu[3].equals(weekMenu[0]) || weekMenu[3].equals(weekMenu[1]) || weekMenu[3].equals(weekMenu[2])) {
            weekMenu[3] = menu[random.nextInt(menu.length)];
        }
        weekMenu[4] = menu[random.nextInt(menu.length)];
        while (weekMenu[4].equals(weekMenu[0]) || weekMenu[4].equals(weekMenu[1]) || weekMenu[4].equals(weekMenu[2]) || weekMenu[4].equals(weekMenu[3])) {
            weekMenu[4] = menu[random.nextInt(menu.length)];
        }

        mondayLabel.setText("周一：" + weekMenu[0]);
        tuesdayLabel.setText("周二：" + weekMenu[1]);
        wednesdayLabel.setText("周三：" + weekMenu[2]);
        thursdayLabel.setText("周四：" + weekMenu[3]);
        fridayLabel.setText("周五：" + weekMenu[4]);
    }

    private HBox createMenuLabels() {
        HBox menuLabels = new HBox(50);
        menuLabels.setAlignment(Pos.CENTER);
        menuLabels.getChildren().addAll(mondayLabel, tuesdayLabel, wednesdayLabel, thursdayLabel, fridayLabel);
        return menuLabels;
    }
}