Feat: Made it possible to sell max stocks

If attempting to sell more than currently held, the system simply sells every share

src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/engine/Exchange.java

@@ -208,7 +208,7 @@ public Transaction sell(final Share share, final Player player)
    *
    * @throws IllegalArgumentException if any parameter is null, or if player does not have enough shares.
    * */
-  public List<Transaction> sell(final BigDecimal amount, final String stockSymbol, final Player player)
+  public List<Transaction> sell(BigDecimal amount, final String stockSymbol, final Player player)
           throws IllegalArgumentException {
     if (amount == null || player == null || !Validator.NOT_EMPTY.isValid(stockSymbol)) {
       throw new IllegalArgumentException("Invalid sell!");
@@ -221,7 +221,7 @@ public List<Transaction> sell(final BigDecimal amount, final String stockSymbol,
       BigDecimal totalOwned = player.getPortfolio().getTotalSharesBySymbol(stockSymbol);
 
       if (amount.compareTo(totalOwned) > 0) {
-        throw new IllegalArgumentException("Not enough shares!");
+        amount = totalOwned;
       }
       ArrayList<Transaction> transactions = new ArrayList<>();
       BigDecimal remainingToSell = amount;

src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/view/widgets/dashboard/DashBoardView.java

@@ -115,6 +115,7 @@ protected void initLayout() {
     HBox header = new HBox(20);
     header.setAlignment(Pos.CENTER_LEFT);
 
+
     // Stock Identity (The gray pill)
     VBox stockIdentity = new VBox(5);
     selectedStockLabel = new Label("APL");
@@ -182,6 +183,10 @@ protected void initLayout() {
     grid.add(qtySection, 0, 0, 6,1);
     grid.add(tradeBtns, 0, 1, 6, 1);
 
+    HBox.setHgrow(stockIdentity, Priority.ALWAYS);
+    HBox.setHgrow(priceStats, Priority.ALWAYS);
+    HBox.setHgrow(grid, Priority.ALWAYS);
+
     header.getChildren().addAll(stockIdentity, priceStats, grid);
 
     Region spacer = new Region();