/*
 * Author: CHEN Yongyuan (Walter) 1930006025 from OOP(1007)
 * Date: 2022-04-24
 * Description: Car class
 */

public class Car extends Vehicle {

	/**
	 * Car can not fly.
	 *
	 * @return false
	 */
	@Override
	public boolean canFly() {
		return false;
	}

	/**
	 * Constructor.
	 *
	 * @param speedLimit The speed limit of the car.
	 * @param speed      the speed of the car.
	 * @thorws BadSpeedSetting if speedLimit or speed is negative. Or if the speed
	 *         is greater than the speed limit.
	 */
	public Car(int speedLimit, int speed) throws BadSpeedSetting {
		super(speedLimit, speed);
	}

	/**
	 * Constructor. Default speed limit is 120.
	 *
	 * @param speed the speed of the car.
	 * @thorws BadSpeedSetting if speed is negative. Or if the speed is greater than
	 *         the speed limit 120.
	 */
	public Car(int speed) throws BadSpeedSetting {
		this(120, speed);
	}

	/**
	 * Test.
	 */
	public static void testCar() {
		try {
			Car c1;
			try {
				c1 = new Car(-1, -1);
			} catch (BadSpeedSetting e) {
				System.out.println(e.getMessage().equals("Speed cannot be negative!"));
			}
			try {
				c1 = new Car(120, -1);
			} catch (BadSpeedSetting e) {
				System.out.println(e.getMessage().equals("Speed cannot be negative!"));
			}
			try {
				c1 = new Car(120, 121);
			} catch (BadSpeedSetting e) {
				System.out.println(e.getMessage().equals("Speed cannot be greater than speed limit!"));
			}
			c1 = new Car(120, 100);
			System.out.println(c1.getSpeed() == 100);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(10) == 110);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(10) == 120);
			System.out.println(c1.canFly() == false);
			try {
				c1.accelerate(10);
			} catch (ExceedSpeedLimit e) {
				System.out.println(e.getMessage().equals(
						"Current speed is 120. Accelerate 10 will exceed the speed limit!"));
			}
			System.out.println(c1.accelerate(-20) == 100);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(-20) == 80);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(-20) == 60);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(-20) == 40);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(-20) == 20);
			System.out.println(c1.canFly() == false);
			System.out.println(c1.accelerate(-20) == 0);
			System.out.println(c1.canFly() == false);
			try {
				c1.accelerate(-20);
			} catch (NotEnoughSpeed e) {
				System.out.println(e.getMessage()
						.equals("Current speed is 0, not enough speed to decelerate!"));
			}

			Car c2 = new Car(100);
			System.out.println(c2.getSpeed() == 100);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(10) == 110);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(10) == 120);
			System.out.println(c2.canFly() == false);
			try {
				c2.accelerate(10);
			} catch (ExceedSpeedLimit e) {
				System.out.println(e.getMessage().equals(
						"Current speed is 120. Accelerate 10 will exceed the speed limit!"));
			}
			System.out.println(c2.accelerate(-20) == 100);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(-20) == 80);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(-20) == 60);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(-20) == 40);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(-20) == 20);
			System.out.println(c2.canFly() == false);
			System.out.println(c2.accelerate(-20) == 0);
			System.out.println(c2.canFly() == false);
			try {
				c2.accelerate(-20);
			} catch (NotEnoughSpeed e) {
				System.out.println(e.getMessage()
						.equals("Current speed is 0, not enough speed to decelerate!"));
			}
		} catch (Exception e) {
			System.out.println("Error uncatched exception: " + e.getMessage());
		}
	}
}