Notes

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.control.TextField;
import javafx.scene.control.cell.PropertyValueFactory;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
import java.sql.*;
import java.time.format.DateTimeFormatter;

public class MainScene extends Application {
private TableView<Flight> flightTable;

@Override
public void start(Stage primaryStage) {
// Создание элементов интерфейса
Label label = new Label("Введите имя базы данных:");
TextField databaseNameField = new TextField();
Button connectButton = new Button("Подключиться");

// Таблица для отображения рейсов
flightTable = new TableView<>();

TableColumn<Flight, String> flightNumberColumn = new TableColumn<>("Номер рейса");
flightNumberColumn.setCellValueFactory(new PropertyValueFactory<>("flightNumber"));

TableColumn<Flight, String> airlineColumn = new TableColumn<>("Авиакомпания");
airlineColumn.setCellValueFactory(new PropertyValueFactory<>("airline"));

TableColumn<Flight, String> departureCityColumn = new TableColumn<>("Город вылета");
departureCityColumn.setCellValueFactory(new PropertyValueFactory<>("departureCity"));

TableColumn<Flight, String> arrivalCityColumn = new TableColumn<>("Город назначения");
arrivalCityColumn.setCellValueFactory(new PropertyValueFactory<>("arrivalCity"));

TableColumn<Flight, String> departureDateColumn = new TableColumn<>("Дата вылета");
departureDateColumn.setCellValueFactory(new PropertyValueFactory<>("departureDate"));

TableColumn<Flight, String> arrivalDateColumn = new TableColumn<>("Дата прибытия");
arrivalDateColumn.setCellValueFactory(new PropertyValueFactory<>("arrivalDate"));

TableColumn<Flight, String> departureTimeColumn = new TableColumn<>("Время вылета");
departureTimeColumn.setCellValueFactory(cellData ->
new SimpleStringProperty(cellData.getValue().getDepartureTime().format(DateTimeFormatter.ofPattern("HH:mm")))
);

TableColumn<Flight, String> arrivalTimeColumn = new TableColumn<>("Время прибытия");
arrivalTimeColumn.setCellValueFactory(cellData ->
new SimpleStringProperty(cellData.getValue().getArrivalTime().format(DateTimeFormatter.ofPattern("HH:mm")))
);

TableColumn<Flight, Double> priceColumn = new TableColumn<>("Цена");
priceColumn.setCellValueFactory(new PropertyValueFactory<>("price"));

TableColumn<Flight, Integer> seatsColumn = new TableColumn<>("Места");
seatsColumn.setCellValueFactory(new PropertyValueFactory<>("availableSeats"));

flightTable.getColumns().addAll(flightNumberColumn, airlineColumn, departureCityColumn,
arrivalCityColumn, departureDateColumn, arrivalDateColumn,
departureTimeColumn, arrivalTimeColumn, priceColumn, seatsColumn);

Button bookButton = new Button("Забронировать");
bookButton.setOnAction(event -> bookFlight());

// Создание контейнеров
HBox inputBox = new HBox(10);
inputBox.getChildren().addAll(label, databaseNameField);
inputBox.setAlignment(Pos.CENTER);
inputBox.setPadding(new Insets(10));

VBox root = new VBox(10);
root.getChildren().addAll(inputBox, connectButton, flightTable, bookButton);
root.setAlignment(Pos.CENTER);
root.setPadding(new Insets(20));

// Действие при нажатии на кнопку "Подключиться"
connectButton.setOnAction(event -> {
String databaseName = databaseNameField.getText();
if (databaseName.isEmpty()) {
System.out.println("Введите имя базы данных!");
return;
}
try (Connection connection = DriverManager.getConnection("jdbc:sqlite:" + databaseName)) {
System.out.println("Подключение к базе данных " + databaseName + " успешно установлено!");
loadFlights(connection);
} catch (SQLException e) {
System.out.println("Ошибка подключения к базе данных: " + e.getMessage());
}
});

// Создание сцены
Scene scene = new Scene(root, 800, 600);
primaryStage.setTitle("SQLite JDBC Connect");
primaryStage.setScene(scene);
primaryStage.show();
}

private void loadFlights(Connection connection) {
flightTable.getItems().clear(); // Очистка предыдущих данных
String sql = "SELECT flight_number, airline, departure_city, arrival_city, departure_date, " +
"arrival_date, departure_time, arrival_time, price, seats FROM flights";
try (Statement stmt = connection.createStatement(); ResultSet rs = stmt.executeQuery(sql)) {
while (rs.next()) {
String flightNumber = rs.getString("flight_number");
String airline = rs.getString("airline");
String departureCity = rs.getString("departure_city");
String arrivalCity = rs.getString("arrival_city");
LocalDate departureDate = LocalDate.parse(rs.getString("departure_date"));
LocalDate arrivalDate = LocalDate.parse(rs.getString("arrival_date"));
LocalTime departureTime = LocalTime.parse(rs.getString("departure_time"));
LocalTime arrivalTime = LocalTime.parse(rs.getString("arrival_time"));
double price = rs.getDouble("price");
int seats = rs.getInt("seats");

Flight flight = new Flight(flightNumber, airline, departureCity, arrivalCity,
departureDate, arrivalDate, departureTime, arrivalTime,
price, seats);
flightTable.getItems().add(flight);
}
} catch (SQLException e) {
e.printStackTrace();
}
}

private void bookFlight() {
Flight selectedFlight = flightTable.getSelectionModel().getSelectedItem();
if (selectedFlight != null) {
System.out.println("Вы забронировали рейс: " + selectedFlight.getFlightNumber());
// Здесь можно добавить логику для бронирования
} else {
System.out.println("Выберите рейс для бронирования.");
}
}

public static void main(String[] args) {
launch(args);
}
}