package org.model;

/*
 * Abstract base class for all vehicles.
 * This class DOES NOT implement Serviceable.
 * Service behavior will be defined in concrete subclasses.
 */

public abstract class Vehicle {

    private String brand;
    private String model;
    private int year;
    private double mileage;

    public Vehicle(String brand, String model, int year, double mileage) {
        this.brand = brand;
        this.model = model;
        this.year = year;
        this.mileage = mileage;
    }

    // TODO: Create getters for all fields
    public String getBrand() {
        return brand;
    }
    public String getModel(){
        return model;
    }
    public int getYear(){
        return year;
    }
    public double getMileage() {
        return mileage;
    }

    // TODO: Implement addMileage(double km)
    // If km is negative → print error
    // Otherwise increase mileage
    public double addMileage(double km)
    {
        if (km<0)
        {
            System.out.println("error");
            return mileage;
        }
        mileage+=km*0.621371;
        return mileage;
    }

    // TODO: Declare abstract method getEnergyType()
    public abstract String getEnergyType();

    public void basicInfo() {
        System.out.println(
                year + " " + brand + " " + model +
                        " | Mileage: " + mileage +
                        " | Energy: " + getEnergyType()
        );
    }

    public abstract void showDetails();
    public abstract void performService();
    public abstract boolean needsService();
}