Example of a Virtual Pet

VirtualPet.java

public class VirtualPet
{
  /* 
   * Activity 3
   * @author (your name)
   * @version (a version number or a date)
   * 
   * enter code for instance variables, constructor, 
   * getName, and toString methods
   * 
   **/
  public VirtualPet(String str)
  {
 
  }
  public String getName(){
      return "";
  }
}

VirtualPetRunner.java

import java.util.Scanner;
 
//Activity 3
 
/* remove comment for part C
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
*/
 
public class VirtualPetRunner
{
// Prints menu and returns user choice
 public static int getChoice(Scanner input)
 {
   int selection = 0;
   while (selection < 1 || selection > 4)
   {
     System.out.println("------Virtual Pet Menu------");
     System.out.println("1. Get Pet Information");
     System.out.println("2. Feed Pet" );
     System.out.println("3. Play with Pet" );
     System.out.println("4. Quit" );
     System.out.print("Enter your choice ..... ");
     selection = input.nextInt();
   }
   return selection;
  }
 
  // Displays a picture of the pet
  public static void printPet(String emo)
  {
    System.out.println(" /\\_/\\");  
    System.out.println("( o.o )"); 
    System.out.println(" > " + emo + " <");
  }
 
  public static void main(String[] args) 
  {
    // CHANGE THIS VARIABLE VALUE TO TEST AT A DIFFERENT SPEED
    final int INTERVAL_IN_SECONDS = 10;
 
    // Sets up Scanner for user input
    Scanner input = new Scanner(System.in);
 
    VirtualPet myPet = new VirtualPet("Coco");
 
    /*  Remove comment for part C
    // Sets up a ScheduledExecutorService object that will call updateStatus
    // every 1 minute.
    ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
    scheduler.scheduleAtFixedRate(() -> { myPet.updateStatus(); },  
             INTERVAL_IN_SECONDS, INTERVAL_IN_SECONDS, TimeUnit.SECONDS);
    */
 
    System.out.println(myPet);
    printPet("ᵔ");
 
    int choice = getChoice(input);
    while (choice != 4)
    {
      if (choice == 1)
      {
        System.out.println(myPet);
      }
      else if (choice == 2)
      {   /* remove comment for part B
        myPet.feed();
        System.out.println("\n\nYou have fed " + myPet.getName());
      */
      }
      else if (choice == 3)
      {   /* remove comment for part C
        myPet.play();
        System.out.println("\n\nYou have played with " + myPet.getName());
        */                     
       }
       /* remove comment for part B
       if (myPet.getEnergyLevel() >= 5  && myPet.getHappinessLevel() >= 5)
       {
         printPet("ᵕ");
       }
       else
       {
         printPet("ᵔ");
       }
       */
 
       System.out.println(myPet.getName().toUpperCase());
       choice = getChoice(input);
     }
     /* remove comment for part C
     scheduler.shutdown();
     */
  }
}

Food.java

public class Food
{
  /* enter code for instance variables, constructor,
     and accessor methods
  **/
}

Game.java

/**
 * A Game object is created with parameters that define the name of the game, 
 * the increase in happiness level, and the amount of weight lost 
 * when the game is played. 
 * 
 * The Game class should have a constructor with the following header: 
 * public Game(String name, int happinessIncr, int weightDecr). 
 * 
 * The Game class also has accessor methods for all instance variables 
 * and a method boolean isWinner() that has a 50% chance of returning true 
 * and a 50% chance of returning false. 
 * Write the complete Game class, including the constructor 
 * and any required instance variables and their accessor method 
 * and the method isWinner(). 
 */
public class Game
{
  /**
   * Activity 3 Part B
   * @author (your name)
   * @version (a version number or a date)
   */
  public Game (String name, int happinessIncr, int weightDecr){
 
  }
  public boolean isWinner(){
      return false;
  }
}

VirtualPet4Runner.java

import java.util.Scanner;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
 
public class VirtualPetRunner4
{
    // Prints out menu and returns user choice
    public static int getChoice(Scanner input)
    {
      int selection = 0;
      while (selection < 1 || selection > 4)
      {
         System.out.println("------Virtual Pet Menu------");
         System.out.println("1. Get Pet Information");
         System.out.println("2. Feed Pet" );
         System.out.println("3. Play with Pet" );
         System.out.println("4. Quit" );
         System.out.print("Enter your choice ..... ");
         selection = input.nextInt();
      }
      return selection;
    }
 
    // Prints out food options and returns user choice
    public static int getPantry(Scanner input)
    {   
      int selection = 0;
      while (selection < 1 || selection > 5)
      {
        System.out.println("------Pantry Inventory------");
        System.out.println("1. Apple");
        System.out.println("2. Cupcake" );
        System.out.println("3. Broccoli" );
        System.out.println("4. Potato");
        System.out.println("5. Return to Menu" );
        selection = input.nextInt();
      }
      return selection;
 
    }
 
     // Prints out game options and returns user choice
    public static int getGame(Scanner input)
    {
      int selection = 0;
      while (selection < 1 || selection > 4)
      {
        System.out.println("------Game Options------");
        System.out.println("1. Coin Toss");
        System.out.println("2. Hoop Jumping" );
        System.out.println("3. Simon Says" );
        System.out.println("4. Return to Menu" );
        selection = input.nextInt();
      }
      return selection;
    }
 
   // Displays a picture of the pet
    public static void printPet(String emo)
    {
        System.out.println(" /\\_/\\");  
        System.out.println("( o.o )"); 
        System.out.println(" > " + emo + " <");
    }
 
    public static void main(String[] args) 
    {
        // CHANGE THIS VARIABLE VALUE TO TEST AT A DIFFERENT SPEED
        final int INTERVAL_IN_SECONDS = 10;
 
        // Sets up Scanner for user input
        Scanner input = new Scanner(System.in);
 
        VirtualPet4 myPet = new VirtualPet4("Coco");
 
        // Instantiates Food objects
        Food apple = new Food("Apple", 2, 1, 1); 
        Food cupcake = new Food("Cupcake", 1, 2, 2);
        Food broccoli = new Food("Broccoli", 3, -1, 1);
        Food potato = new Food("Potato", 2, 0, 2);
 
        // Instantiates Game objects
        Game coinToss = new Game("Coin Toss", 1, 0);
        Game hoopJumping = new Game("Hoop Jumping", 2, 2);
        Game simonSays = new Game("Simon Says", 1, 2);
 
        // Sets up a ScheduledExecutorService object that will call updateStatus
        // every 1 minute.
        ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
        scheduler.scheduleAtFixedRate(() -> { myPet.updateStatus(); }, 0, INTERVAL_IN_SECONDS, TimeUnit.SECONDS);
 
        System.out.println(myPet);
        printPet("ᵔ");
 
        int choice = getChoice(input);        
        while (choice != 4)
        {
            if(choice == 1)
            {
              System.out.println(myPet);
            }
            else if (choice == 2)
            {
                System.out.println("Select a food option from the pantry.");
                int food = getPantry(input);
                Food f = null;
                if (food == 1)
                  f = apple;
                else if (food == 2)
                  f = cupcake;
                else if (food == 3)
                  f = broccoli;
                else if (food == 4)
                  f = potato;
                if (f != null)
                {
                  myPet.feed(f);
                  System.out.println("\n\nYou have fed " + myPet.getName() 
                                        + " 1 " + f.getName());
                }
            }
            else if (choice == 3)
            {
                System.out.println("Select a game to play.");
                int game = getGame(input);
                Game g = null;
                if (game == 1)
                  g = coinToss;
                else if (game == 2)
                  g = hoopJumping;
                else if (game == 3)
                  g = simonSays;
                if (g != null)
                {
                  boolean hasWon = myPet.play(g);
                  System.out.println("\n\nYou have played " + g.getName() 
                                        + " with " + myPet.getName());
                  if (hasWon)
                     System.out.println(myPet.getName() + " has won!");
                  else
                     System.out.println(myPet.getName() + " has lost!");
                }
            }
            if (myPet.getEnergyLevel() >= 5  && myPet.getHappinessLevel() >= 5)
                printPet("ᵕ");
            else
                printPet("ᵔ");
            System.out.println(myPet.getName().toUpperCase());
            choice = getChoice(input);
        }
        scheduler.shutdown();
    }
}