added documentation for Rent

Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/popups/RepayMortage.java

@@ -28,20 +28,43 @@ import java.util.Set;
 import java.util.stream.Collectors;
 
 /**
- * RepayMortage is a popup which appears when a player clicks on the "Repay Mortage"-button in the BuildingAdminMenu
+ * RepayMortage is a popup that appears when a player selects the "Repay Mortgage" option
+ * in the Building Administration Menu.
+ * <p>
+ * This popup allows the player to select mortgaged properties and repay their mortgages,
+ * showing the total cost of the repayment. Includes options to confirm or cancel the repayment.
+ * </p>
  */
 public class RepayMortage extends Dialog {
+    /** Reference to the Monopoly application instance. */
     private final MonopolyApp app;
+
+    /** Main container for the mortgage repayment menu. */
     private final Container repayMortageContainer;
+
+    /** Background container providing a border for the popup. */
     private final Container backgroundContainer;
-    private TextField selectionDisplay; // TextField to display selections
+
+    /** Text field to display selected properties. */
+    private TextField selectionDisplay;
+
+    /** Reference to track property selections in the dropdown menu. */
     private VersionedReference<Set<Integer>> selectionRef;
+
+    /** Dropdown menu for selecting mortgaged properties. */
     private Selector<String> propertySelector;
+
+    /** Set of selected properties for mortgage repayment. */
     private Set<String> selectedProperties = new HashSet<>();
 
+    /** Label displaying the total repayment cost. */
     private Label cost = new Label("0", new ElementId("label-Text"));
 
-
+    /**
+     * Constructs the RepayMortage popup for handling mortgage repayment.
+     *
+     * @param app the Monopoly application instance
+     */
     public RepayMortage(MonopolyApp app) {
         super(app.getDialogManager());
         this.app = app;
@@ -154,6 +177,7 @@ public class RepayMortage extends Dialog {
 
         return dropdownContainer;
     }
+
     /**
      * Retrieves the list of properties owned by the current player.
      *
@@ -170,6 +194,11 @@ public class RepayMortage extends Dialog {
                            .collect(Collectors.toList());
     }
 
+    /**
+     * Updates the UI based on selection changes in the dropdown menu.
+     *
+     * @param delta the time elapsed since the last update
+     */
     @Override
     public void update(float delta) {
         if(selectionRef.update()) {
@@ -178,7 +207,9 @@ public class RepayMortage extends Dialog {
     }
 
     /**
-     * Handles property selection changes.
+     * Handles changes in the property selection and updates the total repayment cost.
+     *
+     * @param playerProperties the dropdown menu for selecting properties
      */
     private void onDropdownSelectionChanged(Selector<String> playerProperties) {
         String selected = playerProperties.getSelectedItem();
@@ -201,7 +232,7 @@ public class RepayMortage extends Dialog {
     }
 
     /**
-     * Schließt das Menü und entfernt die GUI-Elemente.
+     * Closes the popup and removes its associated GUI elements.
      */
     @Override
     public void close() {
@@ -210,6 +241,9 @@ public class RepayMortage extends Dialog {
         super.close();
     }
 
+    /**
+     * Opens the settings menu when the escape key is pressed.
+     */
     @Override
     public void escape() {
         new SettingsMenu(app).open();