除了energy字体颜色和output to console之外，其他都做好了

.idea/encodings.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/res/IO/environment.csv" charset="GBK" />
+  </component>
+</project>
\ No newline at end of file

.idea/misc.xml

@@ -7,5 +7,7 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_14" project-jdk-name="14" project-jdk-type="JavaSDK" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_15" default="true" project-jdk-name="openjdk-15" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
 </project>
\ No newline at end of file

.idea/vcs.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$USER_HOME$" vcs="Git" />
-    <mapping directory="$PROJECT_DIR$/../../.." vcs="Git" />
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>
 </project>
\ No newline at end of file

bagel.iml

@@ -4,6 +4,7 @@
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/res" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>

res/IO/environment.csv

-Player,650,100,2
+Player,650,100,2
 Zombie,300,200
 Sandwich,500,400
\ No newline at end of file

src/Energy.java

+public class Energy {
+    private int value;
+
+    protected Energy(int energy) {
+        this.value = energy;
+    }
+
+    protected int getEnergy() {
+        return this.value;
+    }
+
+    protected void add(int amount) {
+        this.value += amount;
+    }
+}

src/Entity.java

+import bagel.Image;
+import bagel.util.Point;
+
+public abstract class Entity extends Image {
+    private double x, y;
+
+    protected Entity(String filename, double x, double y) {
+        super(filename);
+        this.x = x;
+        this.y = y;
+    }
+
+    protected Point getPosition() {
+        return new Point(this.x, this.y);
+    }
+
+    protected double getX() {
+        return x;
+    }
+
+    protected void setX(double x) {
+        this.x = x;
+    }
+
+    protected double getY() {
+        return y;
+    }
+
+    protected void setY(double y) {
+        this.y = y;
+    }
+}
\ No newline at end of file

src/Player.java

+import bagel.Window;
+
+public class Player extends Entity{
+    private Energy energy;
+
+    protected Player(String filename, double x, double y, int energy) {
+        super(filename, x, y);
+        this.energy = new Energy(energy);
+    }
+
+    protected int getEnergy() {
+        return energy.getEnergy();
+    }
+
+    protected void updateEnergy(int amount) {
+        energy.add(amount);
+    }
+
+    protected void eat(Sandwich sandwich) {
+        sandwich.eaten();
+    }
+}

src/Sandwich.java

+public class Sandwich extends Entity{
+    private boolean eaten = false;
+
+    protected Sandwich(String filename, double x, double y) {
+        super(filename, x, y);
+    }
+
+    protected void eaten() {
+        this.eaten = true;
+    }
+
+    protected boolean isEaten() {
+        return eaten;
+    }
+}
\ No newline at end of file

src/ShadowTreasure.java

 import bagel.*;
+import bagel.util.Vector2;
 
-import java.io.BufferedReader;
-import java.io.FileReader;
-import java.io.IOException;
+import java.io.*;
 import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Scanner;
 
 
 /**
  * An example Bagel game.
  */
 public class ShadowTreasure extends AbstractGame {
+    private final Image background;
+    private Player player;
+    private Zombie zombie;
+    private Sandwich sandwich;
+    private final Font energyLevel = new Font("res/font/DejaVuSans-Bold.ttf", 20);
 
     // for rounding double number; use this to print the location of the player
     private static DecimalFormat df = new DecimalFormat("0.00");
@@ -21,13 +28,37 @@ public class ShadowTreasure extends AbstractGame {
     public ShadowTreasure() throws IOException {
         this.loadEnvironment("res/IO/environment.csv");
         // Add code to initialize other attributes as needed
+        background = new Image("res/images/background.png");
     }
 
     /**
      * Load from input file
      */
-    private void loadEnvironment(String filename){
+    private void loadEnvironment(String filename) throws FileNotFoundException {
         // Code here to read from the file and set up the environment
+        Scanner scan = new Scanner(new File(filename));
+        String[] row;
+        while (scan.hasNext()) {
+            row = scan.next().split(",",4);
+            switch (row[0]) {
+                case "Player" :
+                    this.player = new Player("res/images/player.png",
+                                            Double.parseDouble(row[1]),
+                                            Double.parseDouble(row[2]),
+                                            Integer.parseInt(row[3]));
+                    break;
+                case "Zombie" :
+                    this.zombie = new Zombie("res/images/zombie.png",
+                                             Double.parseDouble(row[1]),
+                                             Double.parseDouble(row[2]));
+                    break;
+                case "Sandwich" :
+                    this.sandwich = new Sandwich("res/images/sandwich.png",
+                                                 Double.parseDouble(row[1]),
+                                                 Double.parseDouble(row[2]));
+                    break;
+            }
+        }
     }
 
     /**
@@ -36,6 +67,47 @@ public class ShadowTreasure extends AbstractGame {
     @Override
     public void update(Input input) {
         // Logic to update the game, as per specification must go here
+        double speed = 10, x, y;
+        double playerToZombie = player.getPosition().distanceTo(zombie.getPosition());
+        double playerToSandwich = player.getPosition().distanceTo(sandwich.getPosition());
+        double distDiff = playerToZombie - playerToSandwich;
+        int energy = player.getEnergy();
+        Vector2 direction;
+
+        if (input.wasPressed(Keys.ESCAPE)) {
+            Window.close();
+
+        } else if (playerToZombie <= 50) {
+            player.updateEnergy(-3);
+            Window.close();          // terminate game if player meets zombie
+
+        } else if (playerToSandwich <= 50 && !sandwich.isEaten()) {
+            player.eat(sandwich);
+            player.updateEnergy(+5);
+
+        } else if (sandwich.isEaten() || (distDiff < 0 && energy >= 3)) {
+            // player move to zombie
+            direction = zombie.getPosition().asVector().sub(player.getPosition().asVector());
+            direction = direction.normalised();
+            player.setX(player.getX() + speed * direction.x);
+            player.setY(player.getY() + speed * direction.y);
+        } else if (distDiff >= 0 || player.getEnergy() < 3) {
+            // player move to sandwich
+            direction = sandwich.getPosition().asVector().sub(player.getPosition().asVector());
+            direction = direction.normalised();
+            player.setX(player.getX() + speed * direction.x);
+            player.setY(player.getY() + speed * direction.y);
+        }
+
+        background.draw(Window.getWidth() / 2.0, Window.getHeight() / 2.0);
+        energyLevel.drawString("energy: " + Integer.toString(player.getEnergy()),
+                                20, 760);
+        player.draw(player.getX(), player.getY());
+        zombie.draw(zombie.getX(), zombie.getY());
+        if (!sandwich.isEaten()) {
+            sandwich.draw(sandwich.getX(), sandwich.getY());
+        }
+
     }
 
 

src/Zombie.java

+public class Zombie extends Entity{
+    protected Zombie(String filename, double x, double y) {
+        super(filename, x, y);
+    }
+}
\ No newline at end of file

target/classes/IO/environment.csv

+Player,650,100,2
+Zombie,300,200
+Sandwich,500,400
\ No newline at end of file