implement bonus task (HybeidCar.java)

src/main/java/org/model/HybridCar.java

@@ -1,4 +1,44 @@
 package org.model;
 
-public class HybridCar {
+import org.behavior.Chargeable;
+import org.behavior.Refuelable;
+
+public class HybridCar extends Car implements Chargeable, Refuelable {
+    private int batteryCapacity;
+    private double chargeLevel;
+    private double fuelLevel;
+    private String fuelType;
+
+    public HybridCar(String brand, String model, int year, double mileage,
+                     int seats, int batteryCapacity, double chargeLevel,
+                     double fuelLevel, String fuelType) {
+        super(brand, model, year, mileage, seats);
+        this.batteryCapacity = batteryCapacity;
+        this.chargeLevel = chargeLevel;
+        this.fuelLevel = fuelLevel;
+        this.fuelType = fuelType;
+    }
+
+    public boolean needsService(Vehicle v) {
+        return v.getMileage() > 10000;
+    }
+    public void performService() {
+        System.out.println("Engine oil changed and battery system checked");
+        this.chargeLevel = 100;
+        this.fuelLevel = 100;
+    }
+    public void charge(double amount) {
+        if (amount > 0 && this.chargeLevel + amount <= 100) {
+            this.chargeLevel += amount;
+        } else if (amount > 0 && this.chargeLevel + amount > 100) {
+            this.chargeLevel = 100; //if input amount causes the battery to charge pass 100%, we set it to 100%.
+        }
+    }
+    public void refuel(double amount) {
+        if (amount > 0 && this.fuelLevel + amount <= 100) {
+            this.fuelLevel += amount;
+        } else if (amount > 0 && this.fuelLevel + amount > 100) {
+            this.fuelLevel = 100; //if input amount causes the fuel to fill pass 100%, we set it to 100%.
+        }
+    }
 }