135 save states with stock file integration

.gitignore

@@ -55,5 +55,7 @@ failsafe-reports/
 coverage/
 jacoco.exec
 
-# ====== Stock data files ======= #
-.txt
+# ====== Stock data files and save files ======= #
+*.txt
+*.json
+*.csv

src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/Main.java

@@ -8,7 +8,10 @@
 import edu.ntnu.idi.idatt2003.g40.mappe.service.SaveGameService;
 import edu.ntnu.idi.idatt2003.g40.mappe.service.StockFileManager;
 import edu.ntnu.idi.idatt2003.g40.mappe.service.StockFileParser;
+import edu.ntnu.idi.idatt2003.g40.mappe.service.event.EventData;
 import edu.ntnu.idi.idatt2003.g40.mappe.service.event.EventManager;
+import edu.ntnu.idi.idatt2003.g40.mappe.service.event.EventSubscriber;
+import edu.ntnu.idi.idatt2003.g40.mappe.service.event.EventType;
 import edu.ntnu.idi.idatt2003.g40.mappe.utils.ConfigValues;
 import edu.ntnu.idi.idatt2003.g40.mappe.utils.ThemeManager;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.ViewManager;
@@ -24,18 +27,17 @@
 import edu.ntnu.idi.idatt2003.g40.mappe.view.playgame.PlayGameView;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.settings.SettingsController;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.settings.SettingsView;
-import java.math.BigDecimal;
-import java.util.List;
-import java.util.Objects;
-
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.WidgetEnum;
-import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.financialsummary.SummaryController;
-import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.financialsummary.SummaryView;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.dashboard.DashBoardController;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.dashboard.DashBoardView;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.financialsummary.SummaryController;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.financialsummary.SummaryView;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.market.MarketController;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.market.MarketView;
-import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.*;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.GameEngineController;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.GameEngineView;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.MiniGamesController;
+import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.MiniGamesView;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.games.ClickerGame;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.games.FindStockGame;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.minigames.games.TimeInputsGame;
@@ -45,6 +47,9 @@
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.topbar.TopBarView;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.transactions.TransactionsController;
 import edu.ntnu.idi.idatt2003.g40.mappe.view.widgets.transactions.TransactionsView;
+import java.math.BigDecimal;
+import java.util.List;
+import java.util.Objects;
 import javafx.application.Application;
 import javafx.scene.Scene;
 import javafx.scene.layout.Pane;
@@ -54,23 +59,31 @@
 /**
  * Main class.
  *
- * <p>
- * Extends {@link Application}
- * </p>
+ * <p>Extends {@link Application}</p>
  *
- * <p>
- * Initializes the application through the javafx framework.
- * </p>
- */
+ * <p>Launches the javafx thread and starts the program.</p>
+ * */
 public class Main extends Application {
 
-  static void main(String[] args) {
+  /**
+   * Active {@link Exchange} object.
+   * */
+  private Exchange exchange;
+
+  /**
+   * Active {@link Player} object.
+   * */
+  private Player player;
+
+  /**
+   * Main method, launches the start javafx method.
+   *
+   * @param args standard Java parameter.
+   * */
+  public static void main(final String[] args) {
     launch(args);
   }
 
-  /**
-   * {@inheritDoc}
-   */
   @Override
   public void start(final Stage stage) throws Exception {
     Scene scene = new Scene(new Pane());
@@ -81,175 +94,156 @@ public void start(final Stage stage) throws Exception {
     stage.setWidth(ConfigValues.VIEWPORT_WIDTH.getValue());
     stage.setHeight(ConfigValues.VIEWPORT_HEIGHT.getValue());
 
-    // Register the scene with the theme manager so it can toggle dark/light.
     ThemeManager.getInstance().registerScene(scene);
 
     EventManager eventManager = new EventManager();
     ViewManager viewManager = new ViewManager(stage, eventManager);
 
-    List<Stock> stocksInFile;
+    // Loads a default file in case of misreading (fallback)
     StockFileManager fileManager = new StockFileManager("src/main/resources/sp500.csv");
-
     StockFileParser fileParser = new StockFileParser();
-    stocksInFile = fileParser.getStocksFromStrings(fileManager.readFile());
+    List<Stock> stocksInFile = fileParser.getStocksFromStrings(fileManager.readFile());
 
-    Exchange exchange = new Exchange("Exchange", stocksInFile);
-    Player player = new Player("Player 1", new BigDecimal("10000"));
+    exchange = new Exchange("Exchange", stocksInFile);
+    player = new Player("Player 1", new BigDecimal("10000"));
 
-    // Bridges the save list to the live player + exchange. Subscribes
-    // to LOAD_SAVE; mutates state; publishes STATE_RESET for widgets.
     GameStateLoader gameStateLoader = new GameStateLoader(
             player, exchange, stocksInFile, eventManager);
 
-    // Main menu
     MainMenuView mainMenuView = new MainMenuView();
     new MainMenuController(mainMenuView, eventManager);
 
-    // Play game (mellom hovedmeny og spillet)
     PlayGameView playGameView = new PlayGameView();
     SaveGameService saveGameService = new SaveGameService();
     PlayGameController playGameController =
             new PlayGameController(playGameView, eventManager, saveGameService);
     playGameController.refresh();
 
-
-    // Create game (mellom play-game og selve spillet)
     CreateGameView createGameView = new CreateGameView();
     CreateGameController createGameController =
             new CreateGameController(createGameView, eventManager, saveGameService);
-    // Refresh save-listen etter at en ny save er skrevet til disk.
     createGameController.setOnSaveCreated(playGameController::refresh);
 
-    // Settings
     SettingsView settingsView = new SettingsView();
     new SettingsController(settingsView, eventManager);
 
-    // Summary section of the top bar
     SummaryView summaryView = new SummaryView();
-    new SummaryController(summaryView, eventManager, exchange, player);
+    SummaryController summaryController =
+            new SummaryController(summaryView, eventManager, exchange, player);
 
-    // Top bar with summary section
     TopBarView topBarView = new TopBarView(summaryView);
     TopBarController topBarController = new TopBarController(topBarView, eventManager);
 
-    // Top bar without summary section
     TopBarView topBarView2 = new TopBarView();
     new TopBarController(topBarView2, eventManager);
 
-    // Dashboard (default center-view in-game - første siden du ser)
     DashBoardView dashBoardView = new DashBoardView();
-    new DashBoardController(dashBoardView,
-            eventManager,
-            player,
-            exchange,
-            stocksInFile);
+    DashBoardController dashBoardController =
+            new DashBoardController(dashBoardView, eventManager, player, exchange, stocksInFile);
 
-    // Stats page (Stats-knappen i topbaren tar deg hit)
     StatsView statsView = new StatsView();
-    new StatsController(statsView, eventManager, player, exchange);
+    StatsController statsController =
+            new StatsController(statsView, eventManager, player, exchange);
 
-    // Market page (Market-knappen tar deg hit)
     MarketView marketView = new MarketView();
-    new MarketController(marketView,
-            eventManager,
-            player,
-            exchange,
-            stocksInFile);
-
-    // In-game (Change "topBarView" to "topBarView2" if no summary section).
-    // Dashboard er default center-view.
+    MarketController marketController =
+            new MarketController(marketView, eventManager, player, exchange, stocksInFile);
+
     InGameView inGameView = new InGameView(topBarView, dashBoardView.getRootPane());
-    InGameController inGameController = new InGameController(
-            inGameView,
-            eventManager
-    );
+    InGameController inGameController = new InGameController(inGameView, eventManager);
 
-    // Transaction history page
     TransactionsView transactionsView = new TransactionsView();
     TransactionsController transactionsController = new TransactionsController(
-            transactionsView,
-            eventManager,
-            player.getTransactionArchive());
+            transactionsView, eventManager, player.getTransactionArchive());
 
     ClickerGame clickerGame = new ClickerGame();
     FindStockGame findStockGame = new FindStockGame(
-            stocksInFile.stream()
-                    .map(Stock::getSymbol)
-                    .toList()
+            stocksInFile.stream().map(Stock::getSymbol).toList()
     );
     TimeInputsGame timeInputsGame = new TimeInputsGame();
 
     GameEngineView gameEngineView = new GameEngineView();
     GameEngineController gameEngineController = new GameEngineController(
-            gameEngineView,
-            eventManager,
-            stocksInFile.getFirst()
+            gameEngineView, eventManager, stocksInFile.getFirst()
     );
 
     MiniGamesView miniGamesView = new MiniGamesView();
-    new MiniGamesController(
-            miniGamesView,
-            eventManager,
-            stocksInFile.getFirst(),
-            gameEngineView,
-            gameEngineController,
-            clickerGame,
-            inGameView,
-            findStockGame,
-            timeInputsGame
+    MiniGamesController miniGamesController =
+            new MiniGamesController(
+            miniGamesView, eventManager, stocksInFile.getFirst(), gameEngineView,
+            gameEngineController, clickerGame, inGameView, findStockGame, timeInputsGame
     );
 
-    // Wire top bar buttons til å bytte mellom dashboard / stats / market /
-    // transactions. Stats-knappen tar deg til stats-siden.
+    // Adds a generic event subscriber to the event manager
+    // that handles STATE_RESET events. These events are
+    // triggered when a new save file is loaded.
+    // We define this implementation here, because
+    // this class has the highest level overview of the application.
+    eventManager.addSubscriber(new EventSubscriber() {
+      @Override
+      public <T> void handleEvent(final EventData<T> eventData) {
+        if (eventData.data() instanceof SaveGame) {
+
+          if (createGameController.getExchange() != null && createGameController.getPlayer() != null) {
+            gameStateLoader.setExchange(createGameController.getExchange());
+
+            exchange = createGameController.getExchange();
+            player = createGameController.getPlayer();
+          } else {
+            exchange = gameStateLoader.getExchange();
+            player = gameStateLoader.getPlayer();
+          }
+
+          List<Stock> dynamicStocks = exchange.getStocks();
+
+          // Updates the various UI components that
+          // depend on an exchange, player, or list of stocks.
+          findStockGame.updateStockPool(dynamicStocks.stream().map(Stock::getSymbol).toList());
+          summaryController.handleContextUpdate(Main.this.exchange, Main.this.player);
+          dashBoardController.handleStockPoolUpdate(dynamicStocks);
+          statsController.handleContextUpdate(Main.this.exchange, Main.this.player);
+          marketController.handleStockPoolUpdate(Main.this.exchange, Main.this.player, dynamicStocks);
+
+          if (!dynamicStocks.isEmpty()) {
+            miniGamesController.setActiveStock(dynamicStocks.getFirst());
+          }
+        }
+      }
+    }, EventType.STATE_RESET);
+
     topBarController.setMarketIntegration(
-            inGameView::changeCenterView,
-            dashBoardView.getRootPane(),
-            marketView.getRootPane(),
-            statsView.getRootPane(),
-            transactionsView.getRootPane(),
-            transactionsController::refresh,
+            inGameView::changeCenterView, dashBoardView.getRootPane(), marketView.getRootPane(),
+            statsView.getRootPane(), transactionsView.getRootPane(), transactionsController::refresh,
             miniGamesView.getRootPane()
     );
 
-    // In-game settings overlay (Dark / Light theme toggle).
     InGameSettingsView inGameSettingsView = new InGameSettingsView();
     InGameSettingsController inGameSettingsController =
             new InGameSettingsController(inGameSettingsView, eventManager, inGameView);
     topBarController.setSettingsAction(inGameSettingsController::show);
 
-    // Auto-save the currently active save when the player quits back
-    // to the main menu. Silent if no save is active (i.e. the user
-    // got into the in-game scene without going through the save list).
     topBarController.setOnQuitToMainMenu(() -> {
       System.out.println("[auto-save] Quit triggered, attempting snapshot...");
       SaveGame snapshot = gameStateLoader.snapshotActiveSave();
       if (snapshot == null) {
         System.out.println("[auto-save] No active save - nothing to write.");
         return;
       }
-      System.out.println("[auto-save] Snapshot built for '" + snapshot.getName()
-              + "', balance=" + snapshot.getBalance()
-              + ", week=" + snapshot.getWeek()
-              + ", shares=" + snapshot.getOwnedShares().size()
-              + ", txns=" + snapshot.getTransactions().size());
       try {
         saveGameService.saveGame(snapshot);
         System.out.println("[auto-save] Wrote save '" + snapshot.getName() + "' to disk.");
       } catch (Exception e) {
         System.err.println("[auto-save] Failed: " + e.getMessage());
-        e.printStackTrace();
       }
     });
 
-    // Register all views
     viewManager.addView(mainMenuView);
     viewManager.addView(playGameView);
     viewManager.addView(createGameView);
     viewManager.addView(settingsView);
     viewManager.addView(inGameView);
     viewManager.setScene(mainMenuView);
 
-    // Register all widgets
     inGameController.addwidget(WidgetEnum.DASHBOARD, dashBoardView.getRootPane());
     inGameController.addwidget(WidgetEnum.MARKET, marketView.getRootPane());
     inGameController.addwidget(WidgetEnum.MINIGAMES_OVERVIEW, miniGamesView.getRootPane());
@@ -259,4 +253,4 @@ public void start(final Stage stage) throws Exception {
 
     stage.show();
   }
-}
+}