OOP2

import javax.swing.*;

import java.util.ArrayList;

import java.util.Date;

/**

 * Class for creating a screen that allows querying actions.

 * This program offers the ability to search in the program for Reservations,

 * Room status, etc.

 * This class creates a GUI for user interaction.

 * When matches are found, it will display them. In case of a unique match, that

 * match is immediately displayed.

 * @see ReservationView

 * @see WalkView

 * @author Maarten Vangeneugden - 1438256

 */

public class SearchView {

	private ReservationController rc;

	private RoomController roc;

	private Window window;

	private JTextField groupNameField;

	private JTextField reservationIDField;

	private JTextField bedDateField;

	private JTextField breakfastDayField;

	public SearchView(ReservationController rc, RoomController roc) {

		this.rc = rc;

		this.roc = roc;

		this.window = new Window("Search screen");

		this.addFields();

	}

	private void addFields() {

		// Reservations querying

		this.window.createLabel("Search reservations:");

		this.groupNameField = this.window.createTextField("Search by group name");

		this.reservationIDField = this.window.createTextField("Search by reservation ID");

		this.window.createButton("Search reservation", "", "queryReservations", this);

		// Reserved beds querying

		this.window.createLabel("Search reserved beds on given day:");

		this.bedDateField = this.window.createTextField(new Date().toGMTString());

		this.window.createButton("Get reserved beds", "", "queryBeds", this);

		// Breakfast querying

		this.window.createLabel("Find amount of breakfasts:");

		this.breakfastDayField = this.window.createTextField(new Date().toGMTString());

		this.window.createButton("Get breakfasts on given day", "", "queryBreakfasts", this);

	}

	public void queryReservations() {

		ArrayList<Reservation> foundReservations = new ArrayList<>();

		String nameQuery = this.groupNameField.getText();

		String IDQuery = this.reservationIDField.getText();

		for(Reservation activeReservation : this.rc.getReservations()) {

			if(activeReservation.getGroupName().contains(nameQuery) &&

				String.valueOf(activeReservation.getReservationID()).contains(IDQuery)) {

				foundReservations.add(activeReservation);

				}

		}

		// After collecting all results, offer the user the choice about which

		// one to take:

		String[] reservationNames = new String[foundReservations.size()];

		for(int i=0; i<foundReservations.size(); i++) {

			String text = foundReservations.get(i).getGroupName() +" ("+

				String.valueOf(foundReservations.get(i).getReservationID()) +")";

			reservationNames[i] = text;

		}

		int choice = this.window.choiceDialog("Multiple results were found. Specify which one you want to view:", reservationNames);

		if(choice == -1) { // No result found

			this.window.messageDialog("No reservations matched the given details.");

		}

		else {

			new ReservationView(foundReservations.get(choice), this.rc, this.roc);

		}

	}

	/**

	 * Search and display the reservation of Beds in Rooms.

	 * This method takes the given begin and end dates from the GUI, and lists

	 * for each Room, how many Beds are reserved, and by whom.

	 */

	public void queryBeds() {

		// The amount of reserved Beds is determined by the Reservations.

		// If a Reservation (partially) overlaps with the given time, then this

		// Bed is reserved in the given period.

		final Date date = new Date(this.bedDateField.getText());

		// endDate is required as it has to be strictly later than date.

		final Date endDate = new Date(date.getTime() + 1);

		String result = "";

		for(Room room: this.roc.getRooms()) {

			// XXX: The Java Object class provides a "hashcode()" method, to

			// retrieve an object's hashcode. I'm using that to identify the

			// different rooms.

			int usedBeds = room.getBeds().size() - room.getEmptyBeds(date, endDate).size();

			result = result + "Room "+ String.valueOf(room.hashCode()) +": "+ String.valueOf(usedBeds) +" reserved beds.\n";

		}

		this.window.messageDialog(result);

		/*for(Reservation reservation: this.rc.getReservations()) {

			if(!

				(reservation.getBeginDate().before(beginDate) && reservation.getEndDate().before(beginDate)) ||

				(reservation.getBeginDate().after(endDate) && reservation.getEndDate().after(endDate)))

			{ // This block is only reached if the valid options didn't match.

				String name = reservation.getGroupName();

				String beds = String.valueOf(reservation.getReservedBeds().size());

				String begin = reservation.getBeginDate().toGMTString();

				String end = reservation.getEndDate().toGMTString();

				result = result +

					name +" reserved "+ beds +" between "+ begin +" and "+ end +".\n";

			}

		}*/

	}

	/**

	 * Queries and displays breakfast reservations.

	 * After the user has entered a day in the corresponding field, this method

	 * can be called to search for breakfast reservations on that day.

	 * Breakfasts are ordered by Reservation, accompagnied by the amount of

	 * people in that Reservation.

	 * // TODO finish this javadoc

	 */

	public void queryBreakfasts() {

		Date date = new Date(this.breakfastDayField.getText());

		// Breakfast is only served at 9 o'clock, so set that time for easy

		// reference during querying:

		date.setHours(8);

		date.setMinutes(0);

		date.setSeconds(0);

		String response = "";

		for(Reservation reservation: this.rc.getReservations()) {

			if(reservation.getBreakfastDays().contains(date)) {

				String name = reservation.getGroupName();

				String amount = String.valueOf(reservation.getPeople());

				response = response +

					"Reservation "+ name +" ordered breakfast for "+ amount +" people.\n";

			}

		}

		if(!response.isEmpty()) {

			this.window.messageDialog(response);

		}

		else {

			this.window.messageDialog("There are no breakfasts ordered for this day.");

		}

	}

}