android模拟加班

我的设想是让其他人体验加班的感觉。

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    <TextView
        android:id="@+id/tip"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="加班到夜里你很困了，想喝点东西提神。"/>
    <Button
        android:id="@+id/btn1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="200dp"
        android:text="冲奶粉"/>
    <Button
        android:id="@+id/btn2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="200dp"
        android:text="咖啡"/>
    <Button
        android:id="@+id/btn3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="200dp"
        android:text="可乐"/>
    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/work"/>

</LinearLayout>

package com.example.myapplication5;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class NightActivity extends AppCompatActivity {

    private Button btn1;
    private Button btn2;
    private Button btn3;
    private TextView tip;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_night);

        btn1 = findViewById(R.id.btn1);
        btn2 = findViewById(R.id.btn2);
        btn3 = findViewById(R.id.btn3);
        tip = findViewById(R.id.tip);
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sleep();
            }
        });
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                good();
            }
        });
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sleep();
            }
        });
    }
    //ask
    //文字提示：选择喝什么东西？
    //按钮：3个
    void ask(){
        tip.setText("加班到夜里你很困了，想喝点东西提神。");
        btn1.setText("冲奶粉");
        btn2.setText("咖啡");
        btn3.setText("可乐");
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sleep();
            }
        });
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                good();
            }
        });
        btn3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sleep();
            }
        });
        btn1.setVisibility(View.VISIBLE);
        btn2.setVisibility(View.VISIBLE);
        btn3.setVisibility(View.VISIBLE);

    }

    //困
    //文字提示：你越来越困
    //按钮：1个，继续
    void sleep(){
        tip.setText("你越来越困。");
        btn1.setText("继续");
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                ask();
            }
        });
        btn1.setVisibility(View.VISIBLE);
        btn2.setVisibility(View.INVISIBLE);
        btn3.setVisibility(View.INVISIBLE);
    }

    //文字提示：你感觉好多了。
    //按钮：0个
    void good(){
        tip.setText("你感觉更精神了。");
        btn1.setVisibility(View.INVISIBLE);
        btn2.setVisibility(View.INVISIBLE);
        btn3.setVisibility(View.INVISIBLE);
    }
}