User Methoden hinzugefügt

Bibliotheksverwaltung/src/DomainLayer/User.java

@@ -1,47 +1,64 @@
 package DomainLayer;
 
-public abstract class User {
-	private String cardNumber;
-	private String name;
-	private double fees;
+import java.util.ArrayList;
+import java.util.List;
 
-	public User(String cardNumber, String name) {
-		this.cardNumber = cardNumber;
+public abstract class User {
+    private String id;
+    private String name;
+    private double outstandingFees; // Ausstehende Gebühren
+    private List<Medium> borrowedMedia;
+
+    public User(String id, String name, double annualFee) {
+        this.id = id;
         this.name = name;
-		this.fees = 0.0;
+        this.outstandingFees = 0.0;
+        this.borrowedMedia = new ArrayList<>();
     }
 
-	// Getter und Setter
-	public String getCardNumber() {
-		return cardNumber;
+    public String getId() {
+        return id;
     }
 
     public String getName() {
         return name;
     }
 
-	public double getFees() {
-		return fees;
+    public double getOutstandingFees() {
+        return outstandingFees;
     }
 
-	public void addFees(double amount) {
-		this.fees += amount;
+    public void addFee(double fee) {
+        this.outstandingFees += fee;
     }
 
     public void payFees(double amount) {
-		this.fees -= amount;
+        if (amount > outstandingFees) {
+            System.out.println("Der Betrag übersteigt die ausstehenden Gebühren.");
+            return;
+        }
+        outstandingFees -= amount;
+        System.out.println("Zahlung von " + amount + "€ erfolgreich. Verbleibende Gebühren: " + outstandingFees + "€.");
     }
 
-	public abstract double calculateAnnualFee();
-}
+    public List<Medium> getBorrowedMedia() {
+        return borrowedMedia;
+    }
 
-class AdultUser extends User {
-	public AdultUser(String cardNumber, String name) {
-		super(cardNumber, name);
+    public void borrowMedium(Medium medium) {
+        borrowedMedia.add(medium);
+    }
+
+    public void returnMedium(Medium medium) {
+        borrowedMedia.remove(medium);
     }
 
     @Override
-	public double calculateAnnualFee() {
-		return 50.0;
+    public String toString() {
+        return "Benutzer{" +
+                "ID='" + id + '\'' +
+                ", Name='" + name + '\'' +
+                ", Ausstehende Gebühren=" + outstandingFees +
+                '}';
     }
 }