/*
Interfaz de compra de boletos aún por trabajar
El botón CONTINUAR llevaría a la interfaz de pago con tarjeta :)
*/

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashMap;
import java.util.Map;

public class TeatroGUI extends JFrame {
    private JLabel titleLabel;
    private JLabel priceLabel;
    private JPanel ticketPanel;
    private Map<String, Integer> selectedTickets;
    private JTextArea ticketListTextArea;
    private JButton continuarButton;


    private static final double VIP_ZONE = 100.0;
    private static final double PREFERENCIAL_ZONE = 80.0;
    private static final double STANDAR_ZONE = 60.0;

    public TeatroGUI() {
        setTitle("Compra de Boletos Ticketmania");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(500, 700);
        setLayout(new FlowLayout(FlowLayout.CENTER));


        titleLabel = new JLabel("Seleccione el tipo de boleto para las zonas:");
        add(titleLabel);

        priceLabel = new JLabel("Precios: VIP $" + VIP_ZONE + " | Preferencial $" + PREFERENCIAL_ZONE + " | Estándar $" + STANDAR_ZONE);
        add(priceLabel);

        selectedTickets = new HashMap<>();

        ticketPanel = new JPanel(new GridLayout(3, 2));
        addTicketOption("VIP ");
        addTicketOption("Preferencial ");
        addTicketOption("Estándar ");
        add(ticketPanel);
        continuarButton = new JButton("Continuar");

        ticketListTextArea = new JTextArea(30, 30);
        ticketListTextArea.setEditable(false);
        add(ticketListTextArea);
        add(continuarButton);

        setVisible(true);
    }

    private void addTicketOption(String ticketType) {
        JLabel label = new JLabel(ticketType);
        ticketPanel.add(label);

        JButton plusButton = new JButton("+");
        plusButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                selectedTickets.put(ticketType, selectedTickets.getOrDefault(ticketType, 0) + 1);
                updateTicketList();
            }
        });
        ticketPanel.add(plusButton);

        JButton minusButton = new JButton("-");
        minusButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                int currentCount = selectedTickets.getOrDefault(ticketType, 0);
                if (currentCount > 0) {
                    selectedTickets.put(ticketType, currentCount - 1);
                    updateTicketList();
                }
            }
        });


        ticketPanel.add(minusButton);
    }

    private void updateTicketList() {
        StringBuilder sb = new StringBuilder();
        double totalPrice = 0.0;
        for (Map.Entry<String, Integer> entry : selectedTickets.entrySet()) {
            String ticketType = entry.getKey();
            int quantity = entry.getValue();
            double price = 0.0;
            switch (ticketType) {
                case "VIP ":
                    price = VIP_ZONE;
                    break;
                case "Preferencial ":
                    price = PREFERENCIAL_ZONE;
                    break;
                case "Estándar ":
                    price = STANDAR_ZONE;
                    break;
            }
            totalPrice += price * quantity;
            sb.append(ticketType).append(": ").append(quantity).append(" boletos\n");
        }
        sb.append("Total: $").append(totalPrice).append("\n");
        //JTextArea ticketListTextArea = (JTextArea) getContentPane().getComponent(4);
        ticketListTextArea.setText(sb.toString());
    }

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