Flight.java

import java.util.ArrayList;

class Flight{

	private double price;
	private String id;
	private String from;
	private String to;
	private int numAdults;
	private int numKids;
	private ArrayList<Passenger> passengerList;

	public Flight(String _id, String _from, String _to, double _price){
		this.id = _id;
		this.from = _from;
		this.to = _to;
		this.price = _price;
		this.numKids = 0;
		this.numAdults = 0;
		this.passengerList = new ArrayList<Passenger>();
	}

	public String getFlightId(){
		return this.id;
	}

	public void addPassenger(Passenger p){
		this.passengerList.add(p);

		if(p instanceof Adults){
			this.numAdults = this.numAdults + 1;
		}

		if(p instanceof Kids){
			this.numKids = this.numKids + 1;
		}

	}

	public void displayInfoFlight(){
		System.out.println(String.format("%-10s %s" , "Flight Id", " : " + this.id));
		System.out.println(String.format("%-10s %s" , "From", " : " + this.from));
		System.out.println(String.format("%-10s %s" , "To", " : " + this.to));
	}

	public void displayInfoPassengers(){
		
		System.out.println(String.format("%-10s %s%.2f%s" , "Price", " : RM",this.price,"\n"));

		if(passengerList.size() > 1){


			System.out.println(String.format("%-25s %s" , "Number of Passengers", " : " + Integer.toString(this.numKids + this.numAdults)));
			System.out.println(String.format("%-25s %s" , "Number of Adults", " : " + Integer.toString(this.numAdults)));
			System.out.println(String.format("%-25s %s" , "Number of Kids", " : " + Integer.toString(this.numKids) + "\n"));

			System.out.println(String.format("%-4s%-25s%-5s%-20s%-15s","No","Name","Age","Parent Name","Ticket (RM)"));

			double totalTicketPrice = 0;

			for (int i=0;i<this.passengerList.size();i++){
				System.out.print(String.format("%-4s",Integer.toString(i+1) + ". "));
				this.passengerList.get(i).displayDetails();
				totalTicketPrice = totalTicketPrice + this.price - (this.price * (this.passengerList.get(i).calcDisc() / 100));
				System.out.println(String.format("%-15.2f",this.price - (this.price * (this.passengerList.get(i).calcDisc() / 100))));
			}

			System.out.println(String.format("%s%.2f%s","\nTotal Ticket Price: ",totalTicketPrice,"\n"));
		}else{
			System.out.println("\nNo passenger!\n");
		}


		//// total price


	}
	
}