// -----------------------------------------------------//
// Name:
//		Week 2 Discussion 1
//
// Author:
//		James J. Boyer
//
// Purpose: Books airline seats and outputs a seating
//	chart when full or when user quits
//
// Date Last Modified:
//		2015-06-08 @ 10:29 PM
//
// Class:
//		CSC 262 June 2015
// -----------------------------------------------------//

import java.util.Scanner;
import java.util.*;

	public class Plane
	{
	   // checks customers in and assigns them a boarding pass
	   // To the human user, Seats 1 to 2 are for First Class passengers and Seats 3 to 5 are for Economy Class passengers
	   //
	   public void reserveSeats()
	   {
	      int counter = 0;
	      int section = 0;
	      int choice = 0;
	      String eatRest = ""; //to hold junk in input buffer
	      String inName = "";
	      String name = "";
	      boolean goOn = true ;
	      List<String> firstClassPassengers = new ArrayList<String>();
	      List<String> economyClassPassengers = new ArrayList<String>();

	      Scanner input = new Scanner( System.in );

	      String[] passenger = new String[ 5 ]; // array of seats
	      int firstClass = 0; // next available first class seat
	      int economy = 2; // next available economy seat


	      while (  (goOn == true) && ( ( firstClass < 2 ) || ( economy < 5 ) ))
	      {

	         System.out.println( "Please type 1 for First Class" );
	         System.out.println( "Please type 2 for Economy" );
	         System.out.println( "Please type 3 to quit");
	         System.out.print( "choice: " );
	         section = input.nextInt();
	         eatRest = input.nextLine();  //get any end of line character remaining in the buffer to prepare for the next nextLine()
	         System.out.println(" ");

	         switch (section)
	          {
	             case 1:  //user chose first class


	               if ( firstClass < 2 )  //if first class available
	                 {
	                    System.out.print("Please enter your name: ");
	                    inName = input.nextLine();
	                    name = inName.trim();
	                    passenger[firstClass] = name;

	                    firstClass = firstClass + 1;
	                    System.out.printf( "First Class. Seat #%d  for %s\n", firstClass, name);

	                    // Add to the economy class list
                        firstClassPassengers.add("Seat "+firstClass+"\t\t"+name);

	                 } // end if

	               else   //first class is full
	                 {

	                    if ( economy < 5 ) // but if economy class is available
	                     {
	                        System.out.println("First Class is full, Economy Class?" );
	                        System.out.print( "1. Yes, 2. No. Your choice: " );
	                        choice = input.nextInt();
	                        eatRest = input.nextLine();

	                        if ( choice == 1 )
	                          {
	                             System.out.print("Please enter your name: ");
	                             inName = input.nextLine();
	                             name = inName.trim();

	                             passenger[economy] = name;

	                             economy = economy + 1;
	                             System.out.printf( "Economy Class. Seat #%d for %s\n", economy, name );

	                             // Add to the economy class list
	                             economyClassPassengers.add("Seat "+economy+"\t\t"+name);

	                          }
	                        else
	                          System.out.println( "Sorry. The next flight leaves in 3 hours." );

	                      } // end if (economy < 5)

	                  } // end else

	                break;


	            case 2:  //user chose economy

	                if ( economy < 5 )   //if economy class is available
	                  {
	                     System.out.print("Please enter your name: ");
	                     inName = input.nextLine();
	                     name = inName.trim();

	                     passenger[economy] = name;

	                     economy = economy + 1;
	                     System.out.printf( "Economy Class. Seat #%d for %s\n", economy, name );

	                     // Add to the economy class list
	                     economyClassPassengers.add("Seat "+economy+"\t\t"+name);

	                  } // end if (economy < 5)

	                else    //economy class is full
	                  {

	                     if ( firstClass < 2 ) // but if first class available
	                      {
	                         System.out.println("Economy Class is full, First Class?" );
	                         System.out.print( "1. Yes, 2. No. Your choice: " );
	                         choice = input.nextInt();
	                         eatRest = input.nextLine();

	                         if ( choice == 1 )
	                           {
	                              System.out.print("Please enter your name: ");
	                              inName = input.nextLine();
	                              name = inName.trim();

	                              passenger[firstClass] = name;

	                              firstClass = firstClass + 1;
	                              System.out.printf( "First Class. Seat #%d for %s\n", firstClass, name );
	                              //Add to the economy class list
	                              economyClassPassengers.add("Seat "+economy+"\t\t"+name);
	                           } // end if

	                         else

	                           System.out.println( "Next flight leaves in 3 hours." );

	                       } // if (firstClass < 2)
	                   } // end else

	                break;

	            case 3:  //user chose to quit

	                System.out.println("OK");
	                goOn = false;
	                break;

	            default:

	                System.out.println("1 or 2 only. Please try again.");
	                break;

	         }// end switch


	         System.out.println();
	      } // end while


	      if ((firstClass > 1) && (economy > 4))

	          System.out.println( "The plane is now full." );

	      // Make sure the Passenger list has a value before printing it
	      if(!firstClassPassengers.isEmpty())
    	  {
    	  	for(int z =0; z <= firstClassPassengers.size()-1; z++)
    	  	{
    	  		System.out.print(firstClassPassengers.get(z) + "\n");
    	  	}
    	  }

	      // Make sure the Passenger list has a value before printing it
	      if(!economyClassPassengers.isEmpty())
	    	  {
	    	  	for(int z =0; z <= economyClassPassengers.size()-1; z++)
	    	  	{
	    	  		System.out.print(economyClassPassengers.get(z) + "\n");
	    	  	}
	    	  }
	      System.out.println();
	      System.out.println("Bye");

	   } // end method reserveSeats()
	} // end class Plane