public class RoomUtility {

private static int numberOfRooms;

public static void detailsReport(ArrayList<Room> rooms){
    System.out.println("Room Count Details Report");


}

private static final int ROOM_DOES_NOT_EXIST = -1;
private static ArrayList<Room> rooms = new ArrayList();


public static void main(String[] args) {

    Scanner input = new Scanner(System.in);
    String menu = "------------------------n- CIS Room Bookingn"
            + "------------------------n"
            + "Choose an option:n"
            + "1) Add Roomn"
            + "2) Reserve Roomn"
            + "3) Release Roomn"
            + "4) Show Roomsn"
            + "5) Show Room Details Reportn"
            + "6) Exit";
    int selection = 0;


    while (selection != 6) {
        System.out.println(menu);
        selection = input.nextInt();
        input.nextLine();
        switch (selection) {
            case 1:
                addRoom();
                break;
            case 2:
                reserveRoom();
                break;
            case 3:
                releaseRoom();
                break;
            case 4:
                showRooms();
                break;
            case 5:
                RoomUtility.detailsReport(rooms);
                break;
            default:
                System.out.println("Invalid option.");
        }
    }

}


public static int getRoomNumberIfExists(int roomNumber) {
    int index = -1;
    for (int i = 0; i < rooms.size(); i++) {
        if (rooms.get(i).getRoomNumber() == roomNumber) {
            index = i;
        }
    }
    return index;
}

/**
 * This method will allow the user to add a new room to the collection of rooms.
 *
 */
public static void addRoom() {

    //***********************************************************
    //Ask which room number the user wants to add
    //***********************************************************
    Room room = null;
    Scanner input = new Scanner(System.in);
    System.out.print("Enter room number: ");
    int roomNumber = input.nextInt();
    input.nextLine();

    //***********************************************************
    //Check to see if the room already exists
    //***********************************************************

    int roomNumberIndex = getRoomNumberIfExists(roomNumber);

    //If the room does not already exist.
    if (roomNumberIndex == ROOM_DOES_NOT_EXIST) {
        roomNumberIndex = rooms.size();
        boolean finished = false;
        do {
            System.out.print("What type of room is this?n" + "1) Add Roomn"
                    + "2) Computer Labn"
                    + "3) Board Roomn"
                    + "4) Biology labn");
            String choice = input.nextLine();


            //***********************************************************
            //Based on the user input, create the correct type of room.
            //***********************************************************

            switch (choice) {
                case "1":
                    room = new Room();
                    finished = true;
                    break;
                case "2":
                    room = new ComputerRoom();
                    finished = true;
                    break;
                case "3":
                    room = new BoardRoom();
                    room.getBoardRoomDetails();
                    finished = true;
                    break;
                case "4":
                    room = new BiologyLab();
                    finished = true;
                    break;
                default:
                    System.out.println("Invalid option");

            }
        } while (!finished);

        //Set the details for the room
        room.setRoomNumber(roomNumber);

        //Note the correct method will be invoked based on which type of room was created above.
        room.getRoomDetailsFromUser();

        //Add the room to the collection of rooms.  Note that as long as an object 'is a' Room
        //(all of the types of rooms above are rooms), then it can be added to the collection of
        //rooms.
        rooms.add(room);

    } else {
        String choice = "";
        System.out.println("Room already exists. Do you want to continue? (Y/N)");
        choice = input.nextLine();

        //If the user wants to continue, invoke the method to change the value of attributes in
        //the room
        if (choice.equalsIgnoreCase("y")) {
            rooms.get(roomNumberIndex).getRoomDetailsFromUser();
        }
    }
}



/**
 * This method will allow the user to reserve a room.
 */

public static void reserveRoom() {

    Scanner input = new Scanner(System.in);
    System.out.println("Enter the room number you would like to book");
    int roomNumber = input.nextInt();
    input.nextLine();

    //Check to see if the room exists.
    int roomNumberIndex = getRoomNumberIfExists(roomNumber);
    if (roomNumberIndex < 0) {
        System.out.println("This room does not exist");
    } else {
        //Put the room from the ArrayList into a local variable.
        Room room = rooms.get(roomNumberIndex);
        if (!room.isReserved()) {
            room.reserveThisRoom();
        } else {
            System.out.println("This room is already booked!");
        }
    }
}

public static void releaseRoom() {

    Scanner input = new Scanner(System.in);
    System.out.println("Enter the room number you would like to release");
    int roomNumber = input.nextInt();
    input.nextLine();

    //Check if the room exists.
    int roomNumberIndex = getRoomNumberIfExists(roomNumber);

    if (roomNumberIndex < 0) {
        System.out.println("This room does not exist");
    } else {
        //Put the room from the ArrayList into a local variable.
        Room room = rooms.get(roomNumberIndex);
        //If the room is reserved, allow them to release.
        if (room.isReserved()) {
            room.releaseThisRoom();
        } else {
            System.out.println("This room is not booked!");
        }
    }
}

/**
 * Show the details for each room
 */
public static void showRooms() {
    System.out.println("");
    System.out.println("------------------------");
    System.out.println("- Room List");
    System.out.println("------------------------");
    if(rooms.size() == 0){
        System.out.println("There are no rooms.");
    }
    for (int i = 0; i < rooms.size(); i++) {
        System.out.println(rooms.get(i));
    }
    System.out.println("");
}

Scanner input = new Scanner(System.in);
private int roomNumber;
private int numberOfSeats;
private String reservedBy = "";
private boolean reserved;
private boolean hasSmartBoard;
private int recliners;
private int coffeeMaker;


public void getRoomDetailsFromUser() {

    System.out.print("Enter number of seats: ");
    numberOfSeats = input.nextInt();
    input.nextLine();
    System.out.print("Does this classroom have a smart board? (Y/N)");
    hasSmartBoard = input.nextLine().equalsIgnoreCase("y");

}

public boolean isHasSmartBoard() {
    return hasSmartBoard;
}

public void setHasSmartBoard(boolean hasSmartBoard) {
    this.hasSmartBoard = hasSmartBoard;
}

public int getNumberOfSeats() {
    return numberOfSeats;
}

public void setNumberOfSeats(int numberOfSeats) {
    this.numberOfSeats = numberOfSeats;
}

public String getReservedBy() {
    return reservedBy;
}

public void setReservedBy(String reservedBy) {
    this.reservedBy = reservedBy;
}

public boolean isReserved() {
    return reserved;
}

public void setReserved(boolean reserved) {
    this.reserved = reserved;
}

public void setRoomNumber(int roomNumber) {
    this.roomNumber = roomNumber;
}

public int getRoomNumber() {
    return roomNumber;
}

public int getRecliners() {
    return recliners;
}

public void setRecliners(int recliners) {
    this.recliners = recliners;
}

public int getCoffeeMaker() {
    return coffeeMaker;
}

public void setCoffeeMaker(int coffeeMaker) {
    this.coffeeMaker = coffeeMaker;
}



public void reserveThisRoom() {
    this.reserved = true;
    System.out.println("Enter the name of the person reserving this room: ");
    reservedBy = input.nextLine();
}


public void releaseThisRoom() {
    this.reserved = false;
    reservedBy = "";
    System.out.println("Room has been releasedn");

}
public void getBoardRoomDetails(){
    System.out.println("How many Lazy Boy Recliners?");
    recliners= input.nextInt();
    System.out.println("How many coffee makers?");
    coffeeMaker = input.nextInt();
}

public String toString() {
    String output = "n"
            + "nRoom Number: " + roomNumber
            + "nNumber of Seats: " + numberOfSeats
            + "nReserved By: " + reservedBy
            + "nReserved: " + reserved
            + "nSmart Board: " + hasSmartBoard
            + "nLazy Boy Recliners "+ recliners
            + "nCoffee Makers "+coffeeMaker;
    return output;
}