save system (not load)

saves.json

@@ -0,0 +1,14 @@
+{
+    "1658608215536": {
+        "health": 100,
+        "state": "bottomfloor",
+        "inventory": [],
+        "version": 1
+    },
+    "1658608520186": {
+        "health": 100,
+        "state": "bottomfloor",
+        "inventory": [],
+        "version": 1
+    }
+}

src/main/java/hugone/Area.java

@@ -4,6 +4,7 @@
 import java.awt.Point;
 import java.awt.Rectangle;
 import java.awt.event.KeyEvent;
+import java.io.IOException;
 import java.util.ArrayList;
 
 import org.json.JSONArray;
@@ -54,12 +55,17 @@ public Area(String id) throws JSONException {
     JSONArray furnituredata = data.getJSONArray("furniture");
     for (int i = 0; i < furnituredata.length(); i++) {
       JSONObject furn = furnituredata.getJSONObject(i);
-      Furniture furni = new Furniture(furn, this);
-      this.furniture.add(furni);
+      switch (furn.getString("objectid")) {
+        case "exit":
+          this.furniture.add(new Exit(furn, this));
+        break;
+        case "save":
+          this.furniture.add(new Savepoint(furn, this));
+        break;
+        default:
+          this.furniture.add(new Furniture(furn, this));
+      }
     }
-
-    JSONObject exitdata = data.getJSONObject("exit");
-    this.furniture.add(new Exit(exitdata, this));
   }
 
   public void init() {
@@ -150,18 +156,18 @@ public String getNext() {
 
 class Furniture implements InteractableObject {
   public final String id;
-  protected Area area;
+  protected final Area area;
   private Image image;
   private String item;
-  private Dialogues dialogue;
+  protected Dialogues dialogue;
   private Rectangle pos;
   private boolean collide;
   private boolean interacted = false;
 
   public Furniture(JSONObject data, Area area) throws JSONException {
     this.area = area;
 
-    this.id = data.has("objectid") ? data.getString("objectid") : null;
+    this.id = data.getString("objectid");
     this.item = data.has("item") ? data.getString("item") : null;
     this.collide = data.has("collide") ? data.getBoolean("collide") : true;
     if (data.has("dialogue")) {
@@ -176,6 +182,14 @@ public Furniture(JSONObject data, Area area) throws JSONException {
     this.pos = new Rectangle(location.getInt(0), location.getInt(1), dimension.getInt(0), this.image.getHeight());
   }
 
+  protected Furniture(String id, Rectangle pos, Image image, boolean collide, Area area) {
+    this.id = id;
+    this.pos = pos;
+    this.image = image;
+    this.collide = collide;
+    this.area = area;
+  }
+
   public boolean collidesWith(Rectangle r) {
     return this.collide && this.pos.intersects(r);
   }
@@ -205,4 +219,26 @@ public void onInteraction() {
       this.area.setDialogue(App.story.getDialogue("cant_exit"));
     }
   }
+}
+
+class Savepoint extends Furniture {
+  public Savepoint(JSONObject data, Area area) {
+    super(data.getString("objectid"), new Rectangle(
+      data.getJSONArray("location").getInt(0),
+      data.getJSONArray("location").getInt(1),
+      10, 10
+    ), Constants.SAVEICON, true, area);
+    this.dialogue = Constants.SAVEDIALOGUE;
+  }
+
+  @Override
+  public void onInteraction() {
+    try {
+      App.story.save();
+      this.area.setDialogue(this.dialogue);
+    } catch (IOException e) {
+      e.printStackTrace();
+      System.exit(0);
+    }
+  }
 }

src/main/java/hugone/Character.java

@@ -26,7 +26,15 @@ public class Character {
 
   protected int health = -1;
   protected Rectangle pos = new Rectangle();
-  public final HashMap<MoveState, MoveState> movemap = new HashMap<MoveState, MoveState>();
+  public static final HashMap<MoveState, MoveState> movemap = new HashMap<MoveState, MoveState>();
+  static {
+    movemap.put(MoveState.STOP, MoveState.STOP);
+    movemap.put(MoveState.MOVE0, MoveState.MOVE1);
+    movemap.put(MoveState.MOVE1, MoveState.MOVE2);
+    movemap.put(MoveState.MOVE2, MoveState.MOVE0);
+    movemap.put(MoveState.RUN1, MoveState.RUN2);
+    movemap.put(MoveState.RUN2, MoveState.RUN1);
+  }
 
   private MoveState lastmovestate = MoveState.STOP;
 
@@ -67,22 +75,15 @@ public Character(String id) throws JSONException {
           }
         }
       }
+      Image eximg = this.directions.get(Direction.UP).get(MoveState.STOP);
+      int h = Constants.CHARACTERSIZE;
+      if (eximg != null) h = eximg.getHeight();
+      this.pos = new Rectangle(0,0,Constants.CHARACTERSIZE,h);
     }
-    Image eximg = this.directions.get(Direction.UP).get(MoveState.STOP);
-    int h = Constants.CHARACTERSIZE;
-    if (eximg != null) h = eximg.getHeight();
-    this.pos = new Rectangle(0,0,Constants.CHARACTERSIZE,h);
 
     if (data.has("health")) {
       this.health = data.getInt("health");
     }
-
-    movemap.put(MoveState.STOP, MoveState.STOP);
-    movemap.put(MoveState.MOVE0, MoveState.MOVE1);
-    movemap.put(MoveState.MOVE1, MoveState.MOVE2);
-    movemap.put(MoveState.MOVE2, MoveState.MOVE0);
-    movemap.put(MoveState.RUN1, MoveState.RUN2);
-    movemap.put(MoveState.RUN2, MoveState.RUN1);
   }
 
   protected void setName(String name) {

src/main/java/hugone/Constants.java

@@ -4,6 +4,8 @@
 import java.awt.Graphics2D;
 import java.awt.event.KeyEvent;
 
+import hugone.util.Image;
+
 public class Constants {
     public static enum GameState {
         MENU,
@@ -85,6 +87,8 @@ public static interface Feature {
     public static final double FPS = REFRESHRATE; // 60.0 usually
     public static final double TPS = 20.0;
 
+    public static final Image SAVEICON = new Image("save.png");
+    public static final Dialogues SAVEDIALOGUE = new Dialogues("save");
     public class Battle {
         public static final int MINNOTEMOVE = 2;
         public static final int HITMARGIN = 150;

src/main/java/hugone/Player.java

@@ -24,7 +24,6 @@ public class Player extends Character {
   private boolean spacedown = false;
 
   public ArrayList<String> inventory = new ArrayList<String>();
-  public int money;
   // private ArrayList<Character> followers = new ArrayList<Character>();
 
   public Player(String name) throws JSONException {
@@ -86,11 +85,6 @@ public void reccieveKeyPress(KeyEvent e, KeyPress p) {
 
   public void render(Graphics2D g) {
     super.render(this.direction, this.movestate, g);
-    // MoveState ms = this.movestate;
-    // for (Character c : this.followers.toArray(new Character[]{})) {
-    //   ms = movemap.get(ms);
-    //   c.render(this.direction, ms, g);
-    // }
   }
 
   public boolean spaceDown() {
@@ -123,7 +117,7 @@ public void moveLoop() {
     } // dont move while stopped
 
     if (Math.round(this.framenum % (this.sprinting ? 1.4 : 2)) == 0L)
-      this.movestate = super.movemap.get(this.movestate); // update the move state
+      this.movestate = Character.movemap.get(this.movestate); // update the move state
     this.framenum++;
 
     Rectangle goal = this.facingTowards(true);
@@ -146,6 +140,5 @@ public void stopMovement() {
   public void respawn() {
     this.health = 100;
     this.inventory = new ArrayList<String>();
-    this.money -= 10;
   }
 }

src/main/java/hugone/Story.java

@@ -1,13 +1,16 @@
 package hugone;
 
+import java.io.IOException;
 import java.util.HashMap;
 import java.util.Scanner;
 
 import org.json.JSONException;
 import org.json.JSONObject;
+import org.json.JSONTokener;
 
 import hugone.Constants.Feature;
 import hugone.Constants.GameState;
+import hugone.util.Utils;
 
 public class Story {
   public Player player;
@@ -21,6 +24,7 @@ public class Story {
 
   private String current; // id of current
   public String checkpoint; // id of last died
+  public final int version;
 
   public final JSONObject data;
 
@@ -32,6 +36,7 @@ public Story(String filename) {
     }
     s.close();
     this.data = new JSONObject(out);
+    this.version = this.data.getInt("version");
   }
 
   public void init() throws JSONException {
@@ -125,4 +130,19 @@ public Feature getCurrent() {
         return null;
     }
   }
+
+  private static final String savedir = "saves.json";
+  public void save() throws IOException {
+    JSONObject out = new JSONObject()
+      .put("health",this.player.health)
+      .put("inventory",this.player.inventory)
+      .put("state",this.current)
+      .put("checkpoint",this.checkpoint)
+      .put("version",this.version);
+    String filecontent = Utils.readFile(savedir);
+    JSONObject savedata = filecontent == null ? new JSONObject() : new JSONObject(new JSONTokener(filecontent));
+    savedata.put(""+System.currentTimeMillis(), out);
+    if (Utils.writeFile(savedir, savedata.toString())) return;
+    throw new IOException("Could not save game data.");
+  }
 }

src/main/java/hugone/util/Utils.java

@@ -1,6 +1,10 @@
 package hugone.util;
 
 import java.awt.event.KeyEvent;
+import java.io.FileInputStream;
+import java.io.FileWriter;
+import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
 import java.awt.Rectangle;
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -125,4 +129,22 @@ public static double expoDelta(double cur, double goal) {
       return goal; // snap
     return (int) (cur + (goal - cur) * mul);
   }
+
+  public static String readFile(String filepath) {
+    try (InputStream s = new FileInputStream(filepath)) {
+      return new String(s.readAllBytes(), StandardCharsets.UTF_8);
+    } catch (Exception e) {
+      return null;
+    }
+  }
+
+  public static boolean writeFile(String filepath, String toWrite) {
+    try (FileWriter writer = new FileWriter(filepath)) {
+      writer.write(toWrite);
+      writer.close();
+      return true;
+    } catch (Exception e) {
+      return false;
+    }
+  }
 }

src/main/resources/story.json

@@ -69,6 +69,12 @@
     }
   },
   "characters": {
+    "SYSTEM": {
+      "name": "System",
+      "emotions": {
+        "HAPPY": "SYSTEM_HAPPY.png"
+      }
+    },
     "PLAYER": {
       "name": "mc",
       "health": 100,
@@ -165,19 +171,26 @@
           "collide": true,
           "dialogue": "explore_closet_1",
           "item": "wallet"
+        },
+        {
+          "objectid": "exit",
+          "image": "door_1.png",
+          "location": [
+            200,
+            300
+          ],
+          "dimensions": [
+            50,
+            100
+          ]
+        },
+        {
+          "objectid": "save",
+          "location": [
+            400, 400
+          ]
         }
-      ],
-      "exit": {
-        "location": [
-          200,
-          300
-        ],
-        "dimensions": [
-          50,
-          100
-        ],
-        "image": "door_1.png"
-      }
+      ]
     }
   },
   "battles": {
@@ -231,6 +244,16 @@
           "textbox": "textbox.png"
         }
       ]
+    },
+    "save": {
+      "lines": [{
+        "character": "SYSTEM",
+        "emotion": "HAPPY",
+        "line": "Game Saved!",
+        "audio": "saved.wav",
+        "textbox": "saved.png"
+      }]
     }
-  }
+  },
+  "version": 1
 }